./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3899989664 <...> Warning: Permanently added '10.128.0.143' (ED25519) to the list of known hosts. execve("./syz-executor3899989664", ["./syz-executor3899989664"], 0x7ffe11254fd0 /* 10 vars */) = 0 brk(NULL) = 0x55556b8a0000 brk(0x55556b8a0d40) = 0x55556b8a0d40 arch_prctl(ARCH_SET_FS, 0x55556b8a03c0) = 0 set_tid_address(0x55556b8a0690) = 5861 set_robust_list(0x55556b8a06a0, 24) = 0 rseq(0x55556b8a0ce0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3899989664", 4096) = 28 getrandom("\xd6\x36\xd5\xf8\x96\x9b\x31\xd7", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55556b8a0d40 brk(0x55556b8c1d40) = 0x55556b8c1d40 brk(0x55556b8c2000) = 0x55556b8c2000 mprotect(0x7f7dc57de000, 16384, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 5862 ./strace-static-x86_64: Process 5862 attached [pid 5861] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5862] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5863 attached [pid 5861] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5863 [pid 5861] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5864 attached [pid 5863] set_robust_list(0x55556b8a06a0, 24 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5864 ./strace-static-x86_64: Process 5865 attached [pid 5864] set_robust_list(0x55556b8a06a0, 24 [pid 5863] <... set_robust_list resumed>) = 0 [pid 5861] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5865 [pid 5864] <... set_robust_list resumed>) = 0 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] set_robust_list(0x55556b8a06a0, 24 [pid 5861] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5864] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5866 attached [pid 5865] <... set_robust_list resumed>) = 0 [pid 5864] <... prctl resumed>) = 0 [pid 5864] setpgid(0, 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5864] <... setpgid resumed>) = 0 [pid 5864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5866] set_robust_list(0x55556b8a06a0, 24 [pid 5864] <... openat resumed>) = 3 [pid 5866] <... set_robust_list resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5861] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5866 ./strace-static-x86_64: Process 5867 attached [pid 5861] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5869 attached [pid 5867] set_robust_list(0x55556b8a06a0, 24 [pid 5864] write(3, "1000", 4 [pid 5867] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5870 attached ./strace-static-x86_64: Process 5868 attached [pid 5869] set_robust_list(0x55556b8a06a0, 24 [pid 5867] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5869 [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5867 [pid 5867] <... prctl resumed>) = 0 [pid 5864] <... write resumed>) = 4 [pid 5864] close(3 [pid 5868] set_robust_list(0x55556b8a06a0, 24 [pid 5867] setpgid(0, 0 [pid 5864] <... close resumed>) = 0 executing program [pid 5861] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5868 [pid 5870] set_robust_list(0x55556b8a06a0, 24 [pid 5869] <... set_robust_list resumed>) = 0 [pid 5868] <... set_robust_list resumed>) = 0 [pid 5867] <... setpgid resumed>) = 0 [pid 5864] write(1, "executing program\n", 18 [pid 5870] <... set_robust_list resumed>) = 0 [pid 5869] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5870 [pid 5864] <... write resumed>) = 18 [pid 5870] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5864] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5871 attached [pid 5870] <... prctl resumed>) = 0 [pid 5864] <... futex resumed>) = 0 [pid 5869] <... prctl resumed>) = 0 [pid 5870] setpgid(0, 0 [pid 5864] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5867] <... openat resumed>) = 3 [pid 5869] setpgid(0, 0 [pid 5870] <... setpgid resumed>) = 0 [pid 5869] <... setpgid resumed>) = 0 [pid 5867] write(3, "1000", 4 [pid 5864] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5871] set_robust_list(0x55556b8a06a0, 24 [pid 5870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5868] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5871 [pid 5864] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5871] <... set_robust_list resumed>) = 0 [pid 5869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5867] <... write resumed>) = 4 [pid 5864] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5871] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5870] <... openat resumed>) = 3 [pid 5869] <... openat resumed>) = 3 [pid 5867] close(3 [pid 5864] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5869] write(3, "1000", 4 [pid 5867] <... close resumed>) = 0 executing program [pid 5871] <... prctl resumed>) = 0 [pid 5870] write(3, "1000", 4 [pid 5869] <... write resumed>) = 4 [pid 5867] write(1, "executing program\n", 18 [pid 5864] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5871] setpgid(0, 0 [pid 5870] <... write resumed>) = 4 [pid 5869] close(3 [pid 5867] <... write resumed>) = 18 [pid 5864] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5871] <... setpgid resumed>) = 0 [pid 5870] close(3 [pid 5869] <... close resumed>) = 0 [pid 5867] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] <... close resumed>) = 0 [pid 5864] <... mprotect resumed>) = 0 [pid 5871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5870] write(1, "executing program\n", 18 [pid 5869] write(1, "executing program\n", 18 executing program executing program [pid 5867] <... futex resumed>) = 0 [pid 5870] <... write resumed>) = 18 [pid 5869] <... write resumed>) = 18 [pid 5867] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5864] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5871] <... openat resumed>) = 3 [pid 5869] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5867] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5864] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5871] write(3, "1000", 4 [pid 5870] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5869] <... futex resumed>) = 0 [pid 5867] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5870] <... futex resumed>) = 0 [pid 5871] <... write resumed>) = 4 [pid 5870] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5869] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5867] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5864] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5871] close(3 [pid 5870] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5869] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5867] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5871] <... close resumed>) = 0 [pid 5869] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 5872 attached [pid 5871] write(1, "executing program\n", 18executing program [pid 5870] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5869] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5867] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5872] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 5871] <... write resumed>) = 18 [pid 5870] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5869] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5867] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5864] <... clone3 resumed> => {parent_tid=[5872]}, 88) = 5872 [pid 5872] set_robust_list(0x7f7dc57139a0, 24 [pid 5870] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5867] <... mprotect resumed>) = 0 [pid 5872] <... set_robust_list resumed>) = 0 [pid 5871] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] rt_sigprocmask(SIG_SETMASK, [], [pid 5869] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5864] rt_sigprocmask(SIG_SETMASK, [], [pid 5872] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5870] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5864] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5872] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5871] <... futex resumed>) = 0 [pid 5871] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5870] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5869] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5867] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5864] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... futex resumed>) = 0 [pid 5871] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5870] <... mprotect resumed>) = 0 [pid 5869] <... mprotect resumed>) = 0 [pid 5867] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5864] <... futex resumed>) = 1 [pid 5872] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5871] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5867] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5870] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5864] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5871] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5871] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5872] <... openat resumed>) = 3 [pid 5869] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5871] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5870] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 5873 attached [pid 5872] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5871] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5870] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5869] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5872] <... futex resumed>) = 1 [pid 5871] <... mprotect resumed>) = 0 [pid 5864] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5874 attached [pid 5873] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5872] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5869] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5867] <... clone3 resumed> => {parent_tid=[5873]}, 88) = 5873 [pid 5874] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 5874] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 5873] <... rseq resumed>) = 0 [pid 5872] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5864] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5875 attached [pid 5874] rt_sigprocmask(SIG_SETMASK, [], [pid 5872] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5864] <... futex resumed>) = 0 [pid 5875] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5874] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5873] set_robust_list(0x7f7dc57139a0, 24 [pid 5871] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5870] <... clone3 resumed> => {parent_tid=[5874]}, 88) = 5874 [pid 5869] <... clone3 resumed> => {parent_tid=[5875]}, 88) = 5875 [pid 5867] rt_sigprocmask(SIG_SETMASK, [], [pid 5875] <... rseq resumed>) = 0 [pid 5874] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5873] <... set_robust_list resumed>) = 0 [pid 5867] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5870] rt_sigprocmask(SIG_SETMASK, [], [pid 5864] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5869] rt_sigprocmask(SIG_SETMASK, [], [pid 5875] set_robust_list(0x7f7dc57139a0, 24 [pid 5873] rt_sigprocmask(SIG_SETMASK, [], [pid 5871] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5870] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5869] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5867] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... set_robust_list resumed>) = 0 [pid 5873] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5871] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5870] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5869] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5867] <... futex resumed>) = 0 [pid 5875] rt_sigprocmask(SIG_SETMASK, [], [pid 5872] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5875] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5874] <... futex resumed>) = 0 [pid 5873] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5870] <... futex resumed>) = 1 [pid 5867] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5876 attached [pid 5875] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5874] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5872] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5870] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5869] <... futex resumed>) = 0 [pid 5876] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5873] <... openat resumed>) = 3 [pid 5876] <... rseq resumed>) = 0 [pid 5875] <... openat resumed>) = 3 [pid 5874] <... openat resumed>) = 3 [pid 5869] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5876] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 5875] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] rt_sigprocmask(SIG_SETMASK, [], [pid 5873] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5871] <... clone3 resumed> => {parent_tid=[5876]}, 88) = 5876 [pid 5870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5869] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5873] <... futex resumed>) = 1 [pid 5871] rt_sigprocmask(SIG_SETMASK, [], [pid 5870] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5869] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5867] <... futex resumed>) = 0 [pid 5873] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5871] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5870] <... futex resumed>) = 0 [pid 5869] <... futex resumed>) = 0 [pid 5867] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5871] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5869] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5867] <... futex resumed>) = 0 [pid 5873] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5871] <... futex resumed>) = 0 [pid 5867] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5876] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5875] <... futex resumed>) = 1 [pid 5874] <... futex resumed>) = 1 [pid 5876] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5875] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5874] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5876] <... openat resumed>) = 3 [pid 5873] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5872] <... mmap resumed>) = 0x7f7dc568e000 [pid 5871] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5870] <... futex resumed>) = 0 [pid 5869] <... futex resumed>) = 0 [pid 5876] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=48000000} [pid 5869] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=48000000} [pid 5872] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5871] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5876] <... futex resumed>) = 0 [pid 5875] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5874] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5873] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5872] <... futex resumed>) = 1 [pid 5871] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5864] <... futex resumed>) = 0 [pid 5876] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5875] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5872] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5871] <... futex resumed>) = 0 [pid 5864] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5871] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5864] <... futex resumed>) = 0 [pid 5873] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5872] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5864] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5872] <... futex resumed>) = 0 [pid 5864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5872] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5864] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5864] <... futex resumed>) = 0 [pid 5872] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5864] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5872] <... futex resumed>) = 0 [pid 5864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5872] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5864] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5872] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5864] <... futex resumed>) = 0 [pid 5875] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5872] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5864] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5876] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5875] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5874] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5873] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5876] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5875] <... mmap resumed>) = 0x7f7dc568e000 [pid 5873] <... mmap resumed>) = 0x7f7dc568e000 [pid 5874] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 5876] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5875] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] <... mmap resumed>) = 0x7f7dc568e000 [pid 5875] <... futex resumed>) = 1 [pid 5874] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] <... futex resumed>) = 1 [pid 5869] <... futex resumed>) = 0 [pid 5867] <... futex resumed>) = 0 [pid 5869] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5867] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5869] <... futex resumed>) = 0 [pid 5867] <... futex resumed>) = 0 [pid 5869] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5867] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5876] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... futex resumed>) = 1 [pid 5873] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] <... futex resumed>) = 0 [pid 5876] <... futex resumed>) = 1 [pid 5875] <... futex resumed>) = 1 [pid 5874] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5873] <... futex resumed>) = 1 [pid 5871] <... futex resumed>) = 0 [pid 5870] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5869] <... futex resumed>) = 0 [pid 5867] <... futex resumed>) = 0 [pid 5876] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5875] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5874] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5873] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5871] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] <... futex resumed>) = 0 [pid 5869] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5867] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5874] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5871] <... futex resumed>) = 0 [pid 5870] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5869] <... futex resumed>) = 0 [pid 5867] <... futex resumed>) = 0 [pid 5876] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... futex resumed>) = 0 [pid 5873] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5871] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5869] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5867] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5876] <... futex resumed>) = 0 [pid 5875] <... futex resumed>) = 0 [pid 5874] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5873] <... futex resumed>) = 0 [pid 5871] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5870] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5869] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5876] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5875] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5874] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5873] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5874] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5874] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5870] <... futex resumed>) = 1 [pid 5867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5869] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... futex resumed>) = 0 [pid 5871] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5870] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5871] <... futex resumed>) = 1 [pid 5869] <... futex resumed>) = 1 [pid 5867] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5871] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5869] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5870] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... futex resumed>) = 0 [pid 5870] <... futex resumed>) = 1 [pid 5874] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5870] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5876] <... futex resumed>) = 0 [pid 5875] <... futex resumed>) = 0 [pid 5873] <... futex resumed>) = 0 [pid 5867] <... futex resumed>) = 1 [pid 5876] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5873] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5867] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5876] <... futex resumed>) = 1 [pid 5871] <... futex resumed>) = 0 [pid 5876] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5872] <... io_uring_enter resumed>) = 4096 [pid 5871] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5871] <... futex resumed>) = 0 [pid 5864] <... futex resumed>) = 0 [pid 5872] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5871] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5864] exit_group(0 [pid 5872] <... futex resumed>) = ? [pid 5864] <... exit_group resumed>) = ? [pid 5876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5876] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5872] +++ exited with 0 +++ [pid 5864] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5864, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5877 attached , child_tidptr=0x55556b8a0690) = 5877 [pid 5877] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 5877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5869] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5877] setpgid(0, 0) = 0 [pid 5877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5870] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5877] write(3, "1000", 4) = 4 [pid 5877] close(3 [pid 5867] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5877] <... close resumed>) = 0 [pid 5871] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) executing program [pid 5877] write(1, "executing program\n", 18) = 18 [pid 5877] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5877] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5877] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5877] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5877] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5877] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5874] <... io_uring_enter resumed>) = 4096 [pid 5877] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 5878 attached => {parent_tid=[5878]}, 88) = 5878 [pid 5878] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5877] rt_sigprocmask(SIG_SETMASK, [], [pid 5874] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] <... rseq resumed>) = 0 [pid 5870] exit_group(0 [pid 5877] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5874] <... futex resumed>) = 0 [pid 5878] set_robust_list(0x7f7dc57139a0, 24 [pid 5877] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] <... exit_group resumed>) = ? [pid 5878] <... set_robust_list resumed>) = 0 [pid 5877] <... futex resumed>) = 0 [pid 5874] +++ exited with 0 +++ [pid 5878] rt_sigprocmask(SIG_SETMASK, [], [pid 5877] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5878] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5870] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5870, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5878] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5878] <... openat resumed>) = 3 [pid 5878] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5877] <... futex resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5878] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5877] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5877] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5879 attached [pid 5878] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5877] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5878] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5879 [pid 5879] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 5879] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5878] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5879] <... prctl resumed>) = 0 executing program [pid 5879] setpgid(0, 0 [pid 5878] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5879] <... setpgid resumed>) = 0 [pid 5878] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5878] <... mmap resumed>) = 0x7f7dc568e000 [pid 5879] write(3, "1000", 4 [pid 5878] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5879] <... write resumed>) = 4 [pid 5878] <... futex resumed>) = 1 [pid 5877] <... futex resumed>) = 0 [pid 5879] close(3 [pid 5878] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5877] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5879] <... close resumed>) = 0 [pid 5878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5877] <... futex resumed>) = 0 [pid 5879] write(1, "executing program\n", 18 [pid 5878] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5879] <... write resumed>) = 18 [pid 5878] <... futex resumed>) = 0 [pid 5877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5879] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5879] <... futex resumed>) = 0 [pid 5879] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5878] <... futex resumed>) = 0 [pid 5877] <... futex resumed>) = 0 [pid 5877] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5879] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5878] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5877] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5879] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5877] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5879] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5878] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5879] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5879] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5875] <... io_uring_enter resumed>) = 4096 [pid 5879] <... mprotect resumed>) = 0 [pid 5877] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5876] <... io_uring_enter resumed>) = 4096 [pid 5873] <... io_uring_enter resumed>) = 4096 [pid 5873] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5873] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5875] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5875] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5876] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5876] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5871] exit_group(0 [pid 5879] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5876] <... futex resumed>) = ? [pid 5871] <... exit_group resumed>) = ? [pid 5869] exit_group(0 [pid 5867] exit_group(0 [pid 5879] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5876] +++ exited with 0 +++ [pid 5875] <... futex resumed>) = ? [pid 5873] <... futex resumed>) = ? [pid 5871] +++ exited with 0 +++ [pid 5869] <... exit_group resumed>) = ? [pid 5867] <... exit_group resumed>) = ? [pid 5875] +++ exited with 0 +++ [pid 5873] +++ exited with 0 +++ [pid 5879] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5869] +++ exited with 0 +++ [pid 5867] +++ exited with 0 +++ [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5871, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5869, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5867, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 5863] restart_syscall(<... resuming interrupted clone ...> [pid 5868] <... restart_syscall resumed>) = 0 [pid 5865] <... restart_syscall resumed>) = 0 [pid 5863] <... restart_syscall resumed>) = 0 [pid 5879] <... clone3 resumed> => {parent_tid=[5880]}, 88) = 5880 [pid 5879] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5882 attached ./strace-static-x86_64: Process 5881 attached [pid 5879] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5868] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5881 [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5882 [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5883 [pid 5879] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5883 attached ./strace-static-x86_64: Process 5880 attached [pid 5879] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5883] set_robust_list(0x55556b8a06a0, 24 [pid 5882] set_robust_list(0x55556b8a06a0, 24 [pid 5881] set_robust_list(0x55556b8a06a0, 24 [pid 5883] <... set_robust_list resumed>) = 0 [pid 5882] <... set_robust_list resumed>) = 0 [pid 5881] <... set_robust_list resumed>) = 0 [pid 5882] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5881] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5882] <... prctl resumed>) = 0 [pid 5881] <... prctl resumed>) = 0 [pid 5882] setpgid(0, 0 [pid 5881] setpgid(0, 0 [pid 5882] <... setpgid resumed>) = 0 [pid 5881] <... setpgid resumed>) = 0 [pid 5880] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5883] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5880] <... rseq resumed>) = 0 [pid 5880] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 5880] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5880] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5881] <... openat resumed>) = 3 executing program executing program [pid 5883] <... prctl resumed>) = 0 [pid 5882] <... openat resumed>) = 3 [pid 5880] <... openat resumed>) = 3 [pid 5881] write(3, "1000", 4 [pid 5880] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5881] <... write resumed>) = 4 [pid 5880] <... futex resumed>) = 1 [pid 5879] <... futex resumed>) = 0 [pid 5879] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5879] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5881] close(3) = 0 [pid 5882] write(3, "1000", 4) = 4 [pid 5881] write(1, "executing program\n", 18 [pid 5882] close(3 [pid 5881] <... write resumed>) = 18 [pid 5882] <... close resumed>) = 0 [pid 5881] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5882] write(1, "executing program\n", 18) = 18 [pid 5881] <... futex resumed>) = 0 [pid 5882] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5881] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5882] <... futex resumed>) = 0 [pid 5881] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5880] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5883] setpgid(0, 0) = 0 [pid 5883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5882] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5881] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5880] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5883] <... openat resumed>) = 3 [pid 5882] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5881] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5880] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5883] write(3, "1000", 4) = 4 [pid 5881] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5880] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5883] close(3 [pid 5880] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5883] <... close resumed>) = 0 [pid 5880] <... mmap resumed>) = 0x7f7dc568e000 executing program [pid 5883] write(1, "executing program\n", 18) = 18 [pid 5882] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5881] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5880] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5883] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5883] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5882] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5881] <... mprotect resumed>) = 0 [pid 5880] <... futex resumed>) = 1 [pid 5879] <... futex resumed>) = 0 [pid 5883] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5882] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5881] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5880] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5879] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5883] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5882] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5881] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5880] <... futex resumed>) = 0 [pid 5879] <... futex resumed>) = 0 [pid 5880] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5879] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5881] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5879] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] <... futex resumed>) = 0 [pid 5879] <... futex resumed>) = 1 [pid 5880] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5879] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5880] <... futex resumed>) = 0 [pid 5879] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5880] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5879] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5883] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5879] <... futex resumed>) = 0 [pid 5879] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5883] <... mprotect resumed>) = 0 [pid 5882] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5884 attached [pid 5883] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5882] <... mprotect resumed>) = 0 [pid 5883] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5883] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 5885 attached [pid 5884] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5882] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5881] <... clone3 resumed> => {parent_tid=[5884]}, 88) = 5884 [pid 5884] <... rseq resumed>) = 0 [pid 5884] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 5885] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5884] rt_sigprocmask(SIG_SETMASK, [], [pid 5883] <... clone3 resumed> => {parent_tid=[5885]}, 88) = 5885 [pid 5882] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5881] rt_sigprocmask(SIG_SETMASK, [], [pid 5882] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[5886]}, 88) = 5886 [pid 5885] <... rseq resumed>) = 0 [pid 5882] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5882] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5882] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5884] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5881] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5884] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5881] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] <... openat resumed>) = 3 [pid 5881] <... futex resumed>) = 0 [pid 5884] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5881] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5884] <... futex resumed>) = 0 [pid 5881] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5884] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5881] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5881] <... futex resumed>) = 0 [pid 5881] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5884] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 5884] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 ./strace-static-x86_64: Process 5886 attached [pid 5884] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5881] <... futex resumed>) = 0 [pid 5881] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5881] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5884] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5881] <... futex resumed>) = 0 [pid 5881] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5881] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5886] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 5884] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5881] <... futex resumed>) = 0 [pid 5881] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5881] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5886] set_robust_list(0x7f7dc57139a0, 24 [pid 5884] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5886] <... set_robust_list resumed>) = 0 [pid 5885] set_robust_list(0x7f7dc57139a0, 24 [pid 5883] rt_sigprocmask(SIG_SETMASK, [], [pid 5879] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5883] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5885] <... set_robust_list resumed>) = 0 [pid 5886] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5886] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5885] rt_sigprocmask(SIG_SETMASK, [], [pid 5883] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5883] <... futex resumed>) = 0 [pid 5886] <... openat resumed>) = 3 [pid 5885] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5883] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5885] <... openat resumed>) = 3 [pid 5885] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5886] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5882] <... futex resumed>) = 0 [pid 5882] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5886] <... futex resumed>) = 0 [pid 5886] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5882] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5886] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 5881] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5881] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 5886] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 5881] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5886] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5882] <... futex resumed>) = 0 [pid 5886] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5882] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] <... futex resumed>) = 0 [pid 5882] <... futex resumed>) = 0 [pid 5886] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5882] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5882] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] <... futex resumed>) = 0 [pid 5882] <... futex resumed>) = 1 [pid 5886] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5882] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5886] <... futex resumed>) = 0 [pid 5882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5886] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5882] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] <... futex resumed>) = 1 [pid 5883] <... futex resumed>) = 0 [pid 5882] <... futex resumed>) = 0 [pid 5878] <... io_uring_enter resumed>) = 4096 [pid 5882] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5885] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5883] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5885] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5883] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5878] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] exit_group(0 [pid 5885] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 5878] <... futex resumed>) = ? [pid 5877] <... exit_group resumed>) = ? [pid 5885] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5883] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5882] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5878] +++ exited with 0 +++ [pid 5877] +++ exited with 0 +++ [pid 5883] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5877, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5885] <... mmap resumed>) = 0x7f7dc568e000 [pid 5883] <... futex resumed>) = 0 [pid 5883] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc566d000 [pid 5883] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5883] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5883] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0}./strace-static-x86_64: Process 5887 attached => {parent_tid=[5887]}, 88) = 5887 [pid 5883] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5883] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5883] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5887] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053 [pid 5885] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5888 attached [pid 5885] <... futex resumed>) = 0 [pid 5888] set_robust_list(0x55556b8a06a0, 24 [pid 5885] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5888] <... set_robust_list resumed>) = 0 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5888 [pid 5888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5887] <... rseq resumed>) = 0 [pid 5883] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5887] set_robust_list(0x7f7dc568d9a0, 24 [pid 5883] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] setpgid(0, 0 [pid 5887] <... set_robust_list resumed>) = 0 [pid 5883] <... futex resumed>) = 1 [pid 5887] rt_sigprocmask(SIG_SETMASK, [], [pid 5883] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5887] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] <... setpgid resumed>) = 0 [pid 5887] <... futex resumed>) = 0 [pid 5885] <... futex resumed>) = 0 [pid 5888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5887] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5885] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5883] <... futex resumed>) = 0 [pid 5888] <... openat resumed>) = 3 [pid 5885] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5883] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] write(3, "1000", 4executing program ) = 4 [pid 5883] <... futex resumed>) = 0 [pid 5888] close(3 [pid 5883] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5888] <... close resumed>) = 0 [pid 5888] write(1, "executing program\n", 18) = 18 [pid 5888] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5888] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5888] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5888] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5888] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5888] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5888] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5883] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5888] <... clone3 resumed> => {parent_tid=[5889]}, 88) = 5889 ./strace-static-x86_64: Process 5889 attached [pid 5889] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 5889] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 5889] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5889] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5888] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5888] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] <... futex resumed>) = 0 [pid 5888] <... futex resumed>) = 1 [pid 5889] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5889] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5888] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5889] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5880] <... io_uring_enter resumed>) = 4096 [pid 5888] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] <... futex resumed>) = 0 [pid 5888] <... futex resumed>) = 1 [pid 5889] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5888] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5889] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 5889] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 5889] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5889] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5888] <... futex resumed>) = 0 [pid 5884] <... io_uring_enter resumed>) = 4096 [pid 5888] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] <... futex resumed>) = 0 [pid 5888] <... futex resumed>) = 1 [pid 5879] exit_group(0 [pid 5889] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5879] <... exit_group resumed>) = ? [pid 5889] <... futex resumed>) = 0 [pid 5888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5889] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5888] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5888] <... futex resumed>) = 0 [pid 5889] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5889] <... futex resumed>) = 0 [pid 5888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5889] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5888] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5880] <... futex resumed>) = ? [pid 5888] <... futex resumed>) = 0 [pid 5884] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5884] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5880] +++ exited with 0 +++ [pid 5879] +++ exited with 0 +++ [pid 5881] exit_group(0 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5879, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5884] <... futex resumed>) = ? [pid 5881] <... exit_group resumed>) = ? [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 5884] +++ exited with 0 +++ [pid 5881] +++ exited with 0 +++ [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5881, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5868] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5888] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5890 attached [pid 5866] <... restart_syscall resumed>) = 0 [pid 5868] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5890 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5890] set_robust_list(0x55556b8a06a0, 24 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5891 ./strace-static-x86_64: Process 5891 attached [pid 5890] <... set_robust_list resumed>) = 0 [pid 5891] set_robust_list(0x55556b8a06a0, 24 [pid 5890] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5891] <... set_robust_list resumed>) = 0 [pid 5890] <... prctl resumed>) = 0 [pid 5891] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5890] setpgid(0, 0 [pid 5891] <... prctl resumed>) = 0 [pid 5890] <... setpgid resumed>) = 0 [pid 5891] setpgid(0, 0 [pid 5890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5891] <... setpgid resumed>) = 0 [pid 5890] <... openat resumed>) = 3 [pid 5891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5890] write(3, "1000", 4 [pid 5891] write(3, "1000", 4 [pid 5890] <... write resumed>) = 4 [pid 5891] <... write resumed>) = 4 [pid 5890] close(3 [pid 5891] close(3 [pid 5890] <... close resumed>) = 0 executing program [pid 5891] <... close resumed>) = 0 [pid 5890] write(1, "executing program\n", 18 [pid 5891] write(1, "executing program\n", 18 [pid 5890] <... write resumed>) = 18 executing program [pid 5891] <... write resumed>) = 18 [pid 5890] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] <... futex resumed>) = 0 [pid 5891] <... futex resumed>) = 0 [pid 5890] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5891] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5890] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5891] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5890] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5891] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5890] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5891] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5890] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5891] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5890] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5891] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5890] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5891] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5890] <... mprotect resumed>) = 0 [pid 5891] <... mprotect resumed>) = 0 [pid 5890] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5891] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5890] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5891] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5890] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5891] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5890] <... clone3 resumed> => {parent_tid=[5892]}, 88) = 5892 [pid 5890] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5890] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5890] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5892 attached [pid 5891] <... clone3 resumed> => {parent_tid=[5893]}, 88) = 5893 [pid 5892] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5891] rt_sigprocmask(SIG_SETMASK, [], [pid 5892] <... rseq resumed>) = 0 [pid 5891] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5892] set_robust_list(0x7f7dc57139a0, 24 [pid 5891] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5892] <... set_robust_list resumed>) = 0 [pid 5892] rt_sigprocmask(SIG_SETMASK, [], [pid 5891] <... futex resumed>) = 0 [pid 5892] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5891] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5892] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5892] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5890] <... futex resumed>) = 0 [pid 5892] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5890] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5892] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5890] <... futex resumed>) = 0 [pid 5892] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5890] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5892] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5892] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 5892] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 ./strace-static-x86_64: Process 5893 attached [pid 5892] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5890] <... futex resumed>) = 0 [pid 5890] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5890] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5892] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5890] <... futex resumed>) = 0 [pid 5890] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5890] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5892] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5890] <... futex resumed>) = 0 [pid 5890] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5890] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5892] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5893] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5888] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5886] <... io_uring_enter resumed>) = 4096 [pid 5893] <... rseq resumed>) = 0 [pid 5886] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5882] exit_group(0 [pid 5893] set_robust_list(0x7f7dc57139a0, 24 [pid 5886] <... futex resumed>) = ? [pid 5882] <... exit_group resumed>) = ? [pid 5893] <... set_robust_list resumed>) = 0 [pid 5886] +++ exited with 0 +++ [pid 5882] +++ exited with 0 +++ [pid 5893] rt_sigprocmask(SIG_SETMASK, [], [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5882, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 5893] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5865] <... restart_syscall resumed>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5894 attached [pid 5894] set_robust_list(0x55556b8a06a0, 24 [pid 5893] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5894 [pid 5894] <... set_robust_list resumed>) = 0 [pid 5894] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5894] setpgid(0, 0) = 0 [pid 5894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5894] write(3, "1000", 4 [pid 5893] <... openat resumed>) = 3 [pid 5891] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5893] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5893] <... futex resumed>) = 0 [pid 5891] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5894] <... write resumed>) = 4 [pid 5893] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5890] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) executing program [pid 5894] close(3) = 0 [pid 5894] write(1, "executing program\n", 18) = 18 [pid 5894] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5894] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5893] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5894] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5894] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5894] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5894] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5894] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5893] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5891] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5894] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5893] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5891] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5893] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5891] <... futex resumed>) = 0 [pid 5894] <... clone3 resumed> => {parent_tid=[5895]}, 88) = 5895 [pid 5891] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5894] rt_sigprocmask(SIG_SETMASK, [], [pid 5893] <... mmap resumed>) = 0x7f7dc568e000 [pid 5891] <... mmap resumed>) = 0x7f7dc566d000 [pid 5894] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5894] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5893] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5894] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5895 attached [pid 5893] <... futex resumed>) = 0 [pid 5893] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5891] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5895] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5891] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5885] <... io_uring_enter resumed>) = 4096 [pid 5895] <... rseq resumed>) = 0 [pid 5891] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5895] set_robust_list(0x7f7dc57139a0, 24 [pid 5891] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0}./strace-static-x86_64: Process 5896 attached [pid 5895] <... set_robust_list resumed>) = 0 [pid 5895] rt_sigprocmask(SIG_SETMASK, [], [pid 5891] <... clone3 resumed> => {parent_tid=[5896]}, 88) = 5896 [pid 5895] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5891] rt_sigprocmask(SIG_SETMASK, [], [pid 5895] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5891] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5895] <... openat resumed>) = 3 [pid 5891] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 5896] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053 [pid 5895] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] <... futex resumed>) = 0 [pid 5896] <... rseq resumed>) = 0 [pid 5895] <... futex resumed>) = 1 [pid 5894] <... futex resumed>) = 0 [pid 5891] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5896] set_robust_list(0x7f7dc568d9a0, 24 [pid 5895] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5894] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5896] <... set_robust_list resumed>) = 0 [pid 5895] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5894] <... futex resumed>) = 0 [pid 5896] rt_sigprocmask(SIG_SETMASK, [], [pid 5895] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5894] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5896] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5896] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5885] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5883] exit_group(0 [pid 5887] <... futex resumed>) = ? [pid 5883] <... exit_group resumed>) = ? [pid 5887] +++ exited with 0 +++ [pid 5885] <... futex resumed>) = ? [pid 5885] +++ exited with 0 +++ [pid 5883] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5883, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5863] restart_syscall(<... resuming interrupted clone ...> [pid 5896] <... futex resumed>) = 1 [pid 5895] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5891] <... futex resumed>) = 0 [pid 5896] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5895] <... mmap resumed>) = 0x7f7dc568e000 [pid 5891] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] <... restart_syscall resumed>) = 0 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5897 attached , child_tidptr=0x55556b8a0690) = 5897 [pid 5897] set_robust_list(0x55556b8a06a0, 24 [pid 5895] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] <... futex resumed>) = 1 [pid 5893] <... futex resumed>) = 0 [pid 5897] <... set_robust_list resumed>) = 0 [pid 5895] <... futex resumed>) = 1 [pid 5894] <... futex resumed>) = 0 [pid 5891] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5897] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5895] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5894] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5893] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5894] <... futex resumed>) = 0 [pid 5894] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5893] <... futex resumed>) = 1 [pid 5891] <... futex resumed>) = 0 [pid 5894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5891] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5894] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5893] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5891] <... futex resumed>) = 0 [pid 5894] <... futex resumed>) = 0 [pid 5891] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5894] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5897] <... prctl resumed>) = 0 [pid 5895] <... futex resumed>) = 1 [pid 5894] <... futex resumed>) = 0 [pid 5897] setpgid(0, 0 [pid 5894] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=49000000} [pid 5897] <... setpgid resumed>) = 0 [pid 5895] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5895] <... futex resumed>) = 1 [pid 5894] <... futex resumed>) = 0 [pid 5897] <... openat resumed>) = 3 [pid 5894] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5895] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5894] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5897] write(3, "1000", 4) = 4 [pid 5897] close(3) = 0 [pid 5897] write(1, "executing program\n", 18) = 18 [pid 5897] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5897] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5897] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5897] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5897] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5897] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[5898]}, 88) = 5898 [pid 5897] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5897] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5897] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5898 attached [pid 5898] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 5898] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 5898] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5898] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5898] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5897] <... futex resumed>) = 0 [pid 5897] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5897] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5898] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5891] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5898] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5898] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5894] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5898] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5898] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 5898] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5897] <... futex resumed>) = 0 [pid 5898] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5897] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] <... futex resumed>) = 0 [pid 5897] <... futex resumed>) = 0 [pid 5898] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5897] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5897] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] <... futex resumed>) = 0 [pid 5897] <... futex resumed>) = 1 [pid 5898] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5897] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5898] <... futex resumed>) = 0 [pid 5897] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5898] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5897] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5897] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5889] <... io_uring_enter resumed>) = 4096 [pid 5889] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5892] <... io_uring_enter resumed>) = 4096 [pid 5888] exit_group(0 [pid 5889] <... futex resumed>) = 0 [pid 5888] <... exit_group resumed>) = ? [pid 5889] +++ exited with 0 +++ [pid 5888] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5888, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program ./strace-static-x86_64: Process 5899 attached , child_tidptr=0x55556b8a0690) = 5899 [pid 5899] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 5899] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5899] setpgid(0, 0) = 0 [pid 5899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5899] write(3, "1000", 4) = 4 [pid 5899] close(3) = 0 [pid 5899] write(1, "executing program\n", 18) = 18 [pid 5899] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5899] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5899] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5899] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5899] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5899] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5899] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[5900]}, 88) = 5900 [pid 5899] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5899] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5899] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5900 attached [pid 5900] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 5900] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 5900] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5900] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5900] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5899] <... futex resumed>) = 0 [pid 5899] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5899] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5900] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5900] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 5900] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 5900] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5899] <... futex resumed>) = 0 [pid 5899] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5899] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5900] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5899] <... futex resumed>) = 0 [pid 5899] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5900] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5899] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5892] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5899] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5890] exit_group(0 [pid 5899] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5890] <... exit_group resumed>) = ? [pid 5899] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5900] <... futex resumed>) = 1 [pid 5899] <... futex resumed>) = 0 [pid 5899] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=38000000} [pid 5900] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5892] <... futex resumed>) = ? [pid 5892] +++ exited with 0 +++ [pid 5890] +++ exited with 0 +++ [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5890, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5868] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 5901 ./strace-static-x86_64: Process 5901 attached [pid 5901] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 5901] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5901] setpgid(0, 0) = 0 [pid 5901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5901] write(3, "1000", 4) = 4 executing program [pid 5901] close(3 [pid 5899] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5901] <... close resumed>) = 0 [pid 5901] write(1, "executing program\n", 18) = 18 [pid 5901] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5901] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5901] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5901] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5901] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5901] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5901] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 5902 attached => {parent_tid=[5902]}, 88) = 5902 [pid 5895] <... io_uring_enter resumed>) = 4096 [pid 5893] <... io_uring_enter resumed>) = 4096 [pid 5901] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5901] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5902] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5901] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5898] <... io_uring_enter resumed>) = 4096 [pid 5893] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5902] <... rseq resumed>) = 0 [pid 5893] <... futex resumed>) = 0 [pid 5891] exit_group(0) = ? [pid 5902] set_robust_list(0x7f7dc57139a0, 24 [pid 5898] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5902] <... set_robust_list resumed>) = 0 [pid 5898] <... futex resumed>) = 0 [pid 5897] exit_group(0 [pid 5893] +++ exited with 0 +++ [pid 5902] rt_sigprocmask(SIG_SETMASK, [], [pid 5898] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5902] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5898] <... futex resumed>) = ? [pid 5897] <... exit_group resumed>) = ? [pid 5902] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5898] +++ exited with 0 +++ [pid 5902] <... openat resumed>) = 3 [pid 5896] <... futex resumed>) = ? [pid 5902] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5897] +++ exited with 0 +++ [pid 5896] +++ exited with 0 +++ [pid 5891] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5891, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5897, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5902] <... futex resumed>) = 1 [pid 5901] <... futex resumed>) = 0 [pid 5895] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5895] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5903 attached [pid 5902] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5901] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5901] <... futex resumed>) = 0 [pid 5894] exit_group(0 [pid 5901] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5894] <... exit_group resumed>) = ? [pid 5903] set_robust_list(0x55556b8a06a0, 24 [pid 5902] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5895] <... futex resumed>) = ? [pid 5902] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0./strace-static-x86_64: Process 5904 attached [pid 5903] <... set_robust_list resumed>) = 0 [pid 5895] +++ exited with 0 +++ [pid 5894] +++ exited with 0 +++ [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5903 [pid 5903] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5902] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5894, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5904 [pid 5902] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 5902] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5901] <... futex resumed>) = 0 [pid 5901] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5901] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5902] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5901] <... futex resumed>) = 0 [pid 5901] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5901] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5902] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5901] <... futex resumed>) = 0 [pid 5901] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5901] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5902] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5904] set_robust_list(0x55556b8a06a0, 24 [pid 5903] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 5905 attached [pid 5904] <... set_robust_list resumed>) = 0 [pid 5903] setpgid(0, 0 [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5905 [pid 5904] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5903] <... setpgid resumed>) = 0 [pid 5904] <... prctl resumed>) = 0 [pid 5905] set_robust_list(0x55556b8a06a0, 24 [pid 5904] setpgid(0, 0 [pid 5905] <... set_robust_list resumed>) = 0 [pid 5904] <... setpgid resumed>) = 0 [pid 5903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5903] <... openat resumed>) = 3 [pid 5904] write(3, "1000", 4 [pid 5903] write(3, "1000", 4 [pid 5901] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) executing program [pid 5905] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5903] <... write resumed>) = 4 [pid 5901] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 5903] close(3) = 0 [pid 5903] write(1, "executing program\n", 18) = 18 [pid 5903] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 5904] <... write resumed>) = 4 [pid 5903] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5904] close(3 [pid 5903] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5904] <... close resumed>) = 0 [pid 5903] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5904] write(1, "executing program\n", 18 [pid 5903] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5904] <... write resumed>) = 18 [pid 5903] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5904] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5903] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5904] <... futex resumed>) = 0 [pid 5903] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5904] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5903] <... mprotect resumed>) = 0 [pid 5904] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5903] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5905] <... prctl resumed>) = 0 [pid 5904] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5903] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5904] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5903] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5905] setpgid(0, 0 [pid 5904] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5901] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5904] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5903] <... clone3 resumed> => {parent_tid=[5906]}, 88) = 5906 [pid 5904] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5903] rt_sigprocmask(SIG_SETMASK, [], [pid 5904] <... mprotect resumed>) = 0 [pid 5904] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5903] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5904] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5903] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5904] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5903] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5907 attached ./strace-static-x86_64: Process 5906 attached [pid 5904] <... clone3 resumed> => {parent_tid=[5907]}, 88) = 5907 [pid 5903] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5907] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5906] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5904] rt_sigprocmask(SIG_SETMASK, [], [pid 5907] <... rseq resumed>) = 0 [pid 5906] <... rseq resumed>) = 0 [pid 5904] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5906] set_robust_list(0x7f7dc57139a0, 24 [pid 5904] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] <... set_robust_list resumed>) = 0 [pid 5904] <... futex resumed>) = 0 [pid 5907] set_robust_list(0x7f7dc57139a0, 24 [pid 5906] rt_sigprocmask(SIG_SETMASK, [], [pid 5904] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5907] <... set_robust_list resumed>) = 0 [pid 5906] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5907] rt_sigprocmask(SIG_SETMASK, [], [pid 5906] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5907] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5906] <... openat resumed>) = 3 [pid 5907] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5906] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5903] <... futex resumed>) = 0 [pid 5906] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5903] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5903] <... futex resumed>) = 0 [pid 5906] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5903] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5906] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5907] <... openat resumed>) = 3 [pid 5906] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 5905] <... setpgid resumed>) = 0 [pid 5907] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5903] <... futex resumed>) = 0 [pid 5903] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5903] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5907] <... futex resumed>) = 1 [pid 5904] <... futex resumed>) = 0 [pid 5904] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5904] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5906] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5903] <... futex resumed>) = 0 [pid 5903] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5903] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5907] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5906] <... futex resumed>) = 1 [pid 5907] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5906] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5903] <... futex resumed>) = 0 [pid 5903] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5903] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5907] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5906] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5907] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5907] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 5905] <... openat resumed>) = 3 [pid 5907] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] write(3, "1000", 4 [pid 5907] <... futex resumed>) = 1 [pid 5905] <... write resumed>) = 4 [pid 5904] <... futex resumed>) = 0 [pid 5907] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] close(3 [pid 5904] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5907] <... futex resumed>) = 0 [pid 5905] <... close resumed>) = 0 [pid 5904] <... futex resumed>) = 0 [pid 5907] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5905] write(1, "executing program\n", 18 [pid 5904] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5904] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5907] <... futex resumed>) = 0 [pid 5905] <... write resumed>) = 18 [pid 5904] <... futex resumed>) = 1 [pid 5907] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5904] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5907] <... futex resumed>) = 0 [pid 5904] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5907] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5904] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5904] <... futex resumed>) = 0 [pid 5905] <... futex resumed>) = 0 [pid 5904] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5905] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5900] <... io_uring_enter resumed>) = 4096 [pid 5905] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5903] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5905] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5905] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5905] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5904] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5900] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5899] exit_group(0 [pid 5905] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5899] <... exit_group resumed>) = ? [pid 5900] +++ exited with 0 +++ [pid 5899] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5899, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5905] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5908 attached [pid 5908] set_robust_list(0x55556b8a06a0, 24 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5908 [pid 5908] <... set_robust_list resumed>) = 0 [pid 5905] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5908] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5908] setpgid(0, 0) = 0 [pid 5908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5908] write(3, "1000", 4) = 4 [pid 5908] close(3) = 0 executing program [pid 5908] write(1, "executing program\n", 18) = 18 [pid 5908] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5908] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5908] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 5909 attached NULL, 8) = 0 [pid 5908] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5908] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5905] <... clone3 resumed> => {parent_tid=[5909]}, 88) = 5909 [pid 5909] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 5908] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5905] rt_sigprocmask(SIG_SETMASK, [], [pid 5909] set_robust_list(0x7f7dc57139a0, 24 [pid 5908] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5905] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5908] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[5910]}, 88) = 5910 [pid 5909] <... set_robust_list resumed>) = 0 [pid 5908] rt_sigprocmask(SIG_SETMASK, [], [pid 5905] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] rt_sigprocmask(SIG_SETMASK, [], [pid 5908] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5905] <... futex resumed>) = 0 [pid 5909] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5908] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5909] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5908] <... futex resumed>) = 0 [pid 5909] <... openat resumed>) = 3 [pid 5908] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5910 attached [pid 5909] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5910] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5909] <... futex resumed>) = 1 [pid 5905] <... futex resumed>) = 0 [pid 5910] <... rseq resumed>) = 0 [pid 5910] set_robust_list(0x7f7dc57139a0, 24 [pid 5909] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5905] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5910] <... set_robust_list resumed>) = 0 [pid 5910] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5910] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5910] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5908] <... futex resumed>) = 0 [pid 5910] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5908] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5910] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5908] <... futex resumed>) = 0 [pid 5905] <... futex resumed>) = 0 [pid 5910] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5909] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5908] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5910] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5909] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5905] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5910] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 5910] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5908] <... futex resumed>) = 0 [pid 5908] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5908] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5910] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5910] <... futex resumed>) = 1 [pid 5908] <... futex resumed>) = 0 [pid 5910] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5908] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5908] <... futex resumed>) = 0 [pid 5908] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5909] <... mmap resumed>) = 0x7f7dc568e000 [pid 5910] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5909] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5905] <... futex resumed>) = 0 [pid 5910] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5910] <... futex resumed>) = 1 [pid 5908] <... futex resumed>) = 0 [pid 5909] <... futex resumed>) = 0 [pid 5905] <... futex resumed>) = 0 [pid 5905] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5909] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5905] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5910] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5908] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] <... futex resumed>) = 0 [pid 5908] <... futex resumed>) = 0 [pid 5905] <... futex resumed>) = 1 [pid 5909] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5909] <... futex resumed>) = 0 [pid 5905] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5909] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5905] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5909] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5908] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5905] <... futex resumed>) = 0 [pid 5908] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5905] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5902] <... io_uring_enter resumed>) = 4096 [pid 5902] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5902] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5901] exit_group(0 [pid 5907] <... io_uring_enter resumed>) = 4096 [pid 5905] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5902] <... futex resumed>) = ? [pid 5901] <... exit_group resumed>) = ? [pid 5902] +++ exited with 0 +++ [pid 5907] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5901] +++ exited with 0 +++ [pid 5904] exit_group(0 [pid 5907] <... futex resumed>) = ? [pid 5904] <... exit_group resumed>) = ? [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5901, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5907] +++ exited with 0 +++ [pid 5904] +++ exited with 0 +++ [pid 5868] <... restart_syscall resumed>) = 0 [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5904, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5906] <... io_uring_enter resumed>) = 4096 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5911 [pid 5906] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5912 attached ) = 0 [pid 5903] exit_group(0 [pid 5912] set_robust_list(0x55556b8a06a0, 24 [pid 5903] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5911 attached [pid 5911] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 5911] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5911] setpgid(0, 0 [pid 5912] <... set_robust_list resumed>) = 0 [pid 5911] <... setpgid resumed>) = 0 [pid 5906] +++ exited with 0 +++ [pid 5903] +++ exited with 0 +++ [pid 5911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5912] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5911] <... openat resumed>) = 3 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5903, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 5911] write(3, "1000", 4) = 4 [pid 5911] close(3) = 0 executing program [pid 5911] write(1, "executing program\n", 18) = 18 [pid 5911] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5911] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5911] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5911] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5866] <... restart_syscall resumed>) = 0 [pid 5911] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5911] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5911] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5911] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[5913]}, 88) = 5913 [pid 5911] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5911] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5911] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5914 attached ./strace-static-x86_64: Process 5913 attached [pid 5912] <... prctl resumed>) = 0 [pid 5868] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5912 [pid 5912] setpgid(0, 0 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5914 [pid 5912] <... setpgid resumed>) = 0 [pid 5914] set_robust_list(0x55556b8a06a0, 24 [pid 5913] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5913] <... rseq resumed>) = 0 [pid 5913] set_robust_list(0x7f7dc57139a0, 24 [pid 5914] <... set_robust_list resumed>) = 0 [pid 5913] <... set_robust_list resumed>) = 0 [pid 5914] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5913] rt_sigprocmask(SIG_SETMASK, [], executing program [pid 5914] <... prctl resumed>) = 0 [pid 5913] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5914] setpgid(0, 0 [pid 5913] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5914] <... setpgid resumed>) = 0 [pid 5913] <... openat resumed>) = 3 [pid 5914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5913] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5914] <... openat resumed>) = 3 [pid 5913] <... futex resumed>) = 1 [pid 5911] <... futex resumed>) = 0 [pid 5914] write(3, "1000", 4 [pid 5913] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5912] <... openat resumed>) = 3 [pid 5911] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5914] <... write resumed>) = 4 [pid 5913] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5911] <... futex resumed>) = 0 [pid 5914] close(3 [pid 5913] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5911] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5914] <... close resumed>) = 0 [pid 5913] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5912] write(3, "1000", 4 [pid 5914] write(1, "executing program\n", 18 [pid 5913] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5912] <... write resumed>) = 4 [pid 5914] <... write resumed>) = 18 [pid 5913] <... mmap resumed>) = 0x7f7dc568e000 executing program [pid 5914] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5913] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5912] close(3 [pid 5910] <... io_uring_enter resumed>) = 4096 [pid 5909] <... io_uring_enter resumed>) = 4096 [pid 5914] <... futex resumed>) = 0 [pid 5913] <... futex resumed>) = 1 [pid 5912] <... close resumed>) = 0 [pid 5911] <... futex resumed>) = 0 [pid 5910] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5908] exit_group(0 [pid 5914] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5913] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5912] write(1, "executing program\n", 18 [pid 5911] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5910] <... futex resumed>) = ? [pid 5908] <... exit_group resumed>) = ? [pid 5914] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5913] <... futex resumed>) = 0 [pid 5912] <... write resumed>) = 18 [pid 5911] <... futex resumed>) = 0 [pid 5914] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5913] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5911] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5911] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5913] <... futex resumed>) = 0 [pid 5911] <... futex resumed>) = 1 [pid 5914] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5913] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5912] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5910] +++ exited with 0 +++ [pid 5908] +++ exited with 0 +++ [pid 5914] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5913] <... futex resumed>) = 0 [pid 5912] <... futex resumed>) = 0 [pid 5911] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5914] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5913] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5912] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5911] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5908, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5914] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5911] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] restart_syscall(<... resuming interrupted clone ...> [pid 5914] <... mprotect resumed>) = 0 [pid 5913] <... futex resumed>) = 0 [pid 5911] <... futex resumed>) = 1 [pid 5914] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5913] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5911] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5914] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5912] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5909] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] <... restart_syscall resumed>) = 0 [pid 5914] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5909] <... futex resumed>) = 0 [pid 5905] exit_group(0 [pid 5912] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 5915 attached [pid 5905] <... exit_group resumed>) = ? [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5915] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5912] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5915] <... rseq resumed>) = 0 [pid 5914] <... clone3 resumed> => {parent_tid=[5915]}, 88) = 5915 [pid 5912] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5914] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5914] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5916 [pid 5915] set_robust_list(0x7f7dc57139a0, 24 [pid 5914] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5916 attached [pid 5915] <... set_robust_list resumed>) = 0 [pid 5912] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5916] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 5916] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5915] rt_sigprocmask(SIG_SETMASK, [], [pid 5912] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5916] <... prctl resumed>) = 0 [pid 5916] setpgid(0, 0) = 0 [pid 5916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5916] write(3, "1000", 4) = 4 [pid 5916] close(3executing program ) = 0 [pid 5916] write(1, "executing program\n", 18) = 18 [pid 5916] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5916] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5915] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5912] <... mprotect resumed>) = 0 [pid 5916] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5916] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5916] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5912] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5916] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5916] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5912] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5916] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5912] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 5917 attached [pid 5916] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 5918 attached [pid 5917] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5915] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5912] <... clone3 resumed> => {parent_tid=[5917]}, 88) = 5917 [pid 5918] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5916] <... clone3 resumed> => {parent_tid=[5918]}, 88) = 5918 [pid 5918] <... rseq resumed>) = 0 [pid 5916] rt_sigprocmask(SIG_SETMASK, [], [pid 5912] rt_sigprocmask(SIG_SETMASK, [], [pid 5918] set_robust_list(0x7f7dc57139a0, 24 [pid 5917] <... rseq resumed>) = 0 [pid 5916] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5915] <... openat resumed>) = 3 [pid 5912] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5912] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] set_robust_list(0x7f7dc57139a0, 24 [pid 5916] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] <... futex resumed>) = 1 [pid 5914] <... futex resumed>) = 0 [pid 5912] <... futex resumed>) = 0 [pid 5916] <... futex resumed>) = 0 [pid 5914] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5911] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5916] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5914] <... futex resumed>) = 0 [pid 5914] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5918] <... set_robust_list resumed>) = 0 [pid 5918] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5918] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5918] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5916] <... futex resumed>) = 0 [pid 5916] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5916] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5918] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5912] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5918] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 5918] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 5918] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5917] <... set_robust_list resumed>) = 0 [pid 5916] <... futex resumed>) = 0 [pid 5915] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5917] rt_sigprocmask(SIG_SETMASK, [], [pid 5916] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5918] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5916] <... futex resumed>) = 0 [pid 5918] <... futex resumed>) = 0 [pid 5916] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5918] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5916] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5917] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5916] <... futex resumed>) = 0 [pid 5915] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5909] +++ exited with 0 +++ [pid 5905] +++ exited with 0 +++ [pid 5918] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5916] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5905, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5918] <... futex resumed>) = 0 [pid 5917] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5915] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5916] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5916] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5918] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5917] <... openat resumed>) = 3 [pid 5915] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5917] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5917] <... futex resumed>) = 1 [pid 5915] <... mmap resumed>) = 0x7f7dc568e000 [pid 5912] <... futex resumed>) = 0 [pid 5917] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5915] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5912] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5915] <... futex resumed>) = 1 [pid 5914] <... futex resumed>) = 0 [pid 5912] <... futex resumed>) = 0 [pid 5917] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5915] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5914] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5912] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5917] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5915] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5914] <... futex resumed>) = 0 [pid 5917] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5915] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5914] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5917] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5915] <... futex resumed>) = 0 [pid 5914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5917] <... mmap resumed>) = 0x7f7dc568e000 [pid 5915] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5914] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] <... futex resumed>) = 0 [pid 5917] <... futex resumed>) = 1 [pid 5914] <... futex resumed>) = 0 [pid 5912] <... futex resumed>) = 0 [pid 5917] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5915] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5914] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5912] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5912] <... futex resumed>) = 0 [pid 5917] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5914] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5912] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5917] <... futex resumed>) = 0 [pid 5915] <... futex resumed>) = 0 [pid 5914] <... futex resumed>) = 1 [pid 5912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5917] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5915] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5914] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5912] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5917] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5912] <... futex resumed>) = 0 [pid 5917] <... futex resumed>) = 0 [pid 5912] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5917] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5912] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] <... futex resumed>) = 0 [pid 5912] <... futex resumed>) = 1 [pid 5917] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5916] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5912] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5919 attached [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5919 [pid 5919] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 5919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5919] setpgid(0, 0) = 0 [pid 5914] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5912] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5919] write(3, "1000", 4) = 4 [pid 5919] close(3) = 0 executing program [pid 5919] write(1, "executing program\n", 18) = 18 [pid 5919] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5919] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5919] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5919] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5919] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5919] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5919] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 5920 attached => {parent_tid=[5920]}, 88) = 5920 [pid 5919] rt_sigprocmask(SIG_SETMASK, [], [pid 5920] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5919] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5920] <... rseq resumed>) = 0 [pid 5920] set_robust_list(0x7f7dc57139a0, 24 [pid 5919] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5920] <... set_robust_list resumed>) = 0 [pid 5919] <... futex resumed>) = 0 [pid 5920] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5919] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5920] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5920] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5919] <... futex resumed>) = 0 [pid 5919] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5919] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5918] <... io_uring_enter resumed>) = 4096 [pid 5920] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5918] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5920] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5918] <... futex resumed>) = 0 [pid 5920] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5918] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5920] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5920] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5916] exit_group(0) = ? [pid 5918] <... futex resumed>) = ? [pid 5918] +++ exited with 0 +++ [pid 5916] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5916, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...> [pid 5920] <... mmap resumed>) = 0x7f7dc568e000 [pid 5920] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5919] <... futex resumed>) = 0 [pid 5919] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5920] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5920] <... futex resumed>) = 0 [pid 5919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5919] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5920] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5917] <... io_uring_enter resumed>) = 4096 [pid 5915] <... io_uring_enter resumed>) = 4096 [pid 5913] <... io_uring_enter resumed>) = 4096 [pid 5862] <... restart_syscall resumed>) = 0 [pid 5920] <... futex resumed>) = 0 [pid 5919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5920] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5919] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5920] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5920] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5919] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5921 attached [pid 5919] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5921 [pid 5921] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 5917] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5913] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5913] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5917] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5915] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5915] <... futex resumed>) = 0 [pid 5921] setpgid(0, 0 [pid 5915] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5912] exit_group(0 [pid 5911] exit_group(0 [pid 5921] <... setpgid resumed>) = 0 [pid 5917] <... futex resumed>) = ? [pid 5914] exit_group(0 [pid 5912] <... exit_group resumed>) = ? [pid 5921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5913] <... futex resumed>) = ? [pid 5911] <... exit_group resumed>) = ? [pid 5917] +++ exited with 0 +++ [pid 5921] <... openat resumed>) = 3 [pid 5915] <... futex resumed>) = ? [pid 5914] <... exit_group resumed>) = ? [pid 5912] +++ exited with 0 +++ [pid 5921] write(3, "1000", 4 [pid 5915] +++ exited with 0 +++ [pid 5914] +++ exited with 0 +++ [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5912, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5914, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 5921] <... write resumed>) = 4 [pid 5919] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5913] +++ exited with 0 +++ [pid 5911] +++ exited with 0 +++ [pid 5866] <... restart_syscall resumed>) = 0 [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5911, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5921] close(3) = 0 executing program [pid 5921] write(1, "executing program\n", 18 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5923 attached ./strace-static-x86_64: Process 5922 attached [pid 5921] <... write resumed>) = 18 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5922 [pid 5921] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5923 [pid 5922] set_robust_list(0x55556b8a06a0, 24 [pid 5921] <... futex resumed>) = 0 [pid 5923] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 5922] <... set_robust_list resumed>) = 0 [pid 5921] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5922] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5921] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5923] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5868] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5924 [pid 5921] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5922] <... prctl resumed>) = 0 [pid 5921] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5923] <... prctl resumed>) = 0 [pid 5921] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5922] setpgid(0, 0./strace-static-x86_64: Process 5924 attached [pid 5923] setpgid(0, 0 [pid 5922] <... setpgid resumed>) = 0 [pid 5921] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5921] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5923] <... setpgid resumed>) = 0 [pid 5922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5921] <... mprotect resumed>) = 0 [pid 5923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5921] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5924] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 5923] <... openat resumed>) = 3 [pid 5921] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5923] write(3, "1000", 4 [pid 5924] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5923] <... write resumed>) = 4 executing program [pid 5921] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5924] <... prctl resumed>) = 0 [pid 5924] setpgid(0, 0) = 0 [pid 5924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5924] write(3, "1000", 4) = 4 [pid 5924] close(3) = 0 [pid 5924] write(1, "executing program\n", 18) = 18 [pid 5924] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5924] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5924] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5924] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5924] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5924] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5924] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[5925]}, 88) = 5925 [pid 5924] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5924] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5924] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5926 attached [pid 5923] close(3 [pid 5922] <... openat resumed>) = 3 [pid 5923] <... close resumed>) = 0 [pid 5921] <... clone3 resumed> => {parent_tid=[5926]}, 88) = 5926 executing program [pid 5923] write(1, "executing program\n", 18 [pid 5922] write(3, "1000", 4 [pid 5926] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5923] <... write resumed>) = 18 [pid 5922] <... write resumed>) = 4 [pid 5921] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5925 attached NULL, 8) = 0 [pid 5926] <... rseq resumed>) = 0 [pid 5923] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5922] close(3 [pid 5921] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5926] set_robust_list(0x7f7dc57139a0, 24 [pid 5923] <... futex resumed>) = 0 [pid 5922] <... close resumed>) = 0 [pid 5921] <... futex resumed>) = 0 [pid 5925] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 5925] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 5925] rt_sigprocmask(SIG_SETMASK, [], [pid 5921] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5923] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5926] <... set_robust_list resumed>) = 0 [pid 5922] write(1, "executing program\n", 18 [pid 5925] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5922] <... write resumed>) = 18 [pid 5926] rt_sigprocmask(SIG_SETMASK, [], [pid 5923] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5926] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5925] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5923] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5922] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5926] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5925] <... openat resumed>) = 3 [pid 5923] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5922] <... futex resumed>) = 0 [pid 5925] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5923] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5922] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5925] <... futex resumed>) = 1 [pid 5924] <... futex resumed>) = 0 [pid 5924] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5924] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5925] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5925] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 5925] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 5925] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5926] <... openat resumed>) = 3 [pid 5924] <... futex resumed>) = 0 [pid 5923] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5922] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5926] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5923] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5922] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5926] <... futex resumed>) = 1 [pid 5921] <... futex resumed>) = 0 [pid 5922] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5921] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5926] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5922] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5921] <... futex resumed>) = 0 [pid 5924] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5924] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5925] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5924] <... futex resumed>) = 0 [pid 5924] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5924] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5926] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5923] <... mprotect resumed>) = 0 [pid 5922] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5921] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5922] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5925] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5924] <... futex resumed>) = 0 [pid 5924] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5924] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5925] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5923] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5926] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5923] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5926] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5923] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5922] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5926] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5922] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 5927 attached [pid 5923] <... clone3 resumed> => {parent_tid=[5927]}, 88) = 5927 [pid 5922] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5927] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 5927] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 5927] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5928 attached [pid 5923] rt_sigprocmask(SIG_SETMASK, [], [pid 5928] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5922] <... clone3 resumed> => {parent_tid=[5928]}, 88) = 5928 [pid 5927] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5927] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5926] <... mmap resumed>) = 0x7f7dc568e000 [pid 5928] <... rseq resumed>) = 0 [pid 5923] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5922] rt_sigprocmask(SIG_SETMASK, [], [pid 5926] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] set_robust_list(0x7f7dc57139a0, 24 [pid 5923] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5922] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5926] <... futex resumed>) = 1 [pid 5926] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5928] <... set_robust_list resumed>) = 0 [pid 5923] <... futex resumed>) = 1 [pid 5922] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] <... futex resumed>) = 0 [pid 5928] rt_sigprocmask(SIG_SETMASK, [], [pid 5923] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5922] <... futex resumed>) = 0 [pid 5921] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5922] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5921] <... futex resumed>) = 1 [pid 5928] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5926] <... futex resumed>) = 0 [pid 5926] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5921] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5928] <... openat resumed>) = 3 [pid 5921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5926] <... futex resumed>) = 0 [pid 5921] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] <... futex resumed>) = 0 [pid 5928] <... futex resumed>) = 1 [pid 5922] <... futex resumed>) = 0 [pid 5921] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5928] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5922] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5922] <... futex resumed>) = 0 [pid 5928] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5926] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5926] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5924] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5927] <... futex resumed>) = 0 [pid 5928] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5927] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5922] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5921] <... futex resumed>) = 0 [pid 5928] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 5921] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5928] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5921] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5927] <... openat resumed>) = 3 [pid 5926] <... futex resumed>) = 0 [pid 5927] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5926] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5928] <... mmap resumed>) = 0x7f7dc568e000 [pid 5927] <... futex resumed>) = 1 [pid 5923] <... futex resumed>) = 0 [pid 5928] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5922] <... futex resumed>) = 0 [pid 5923] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5928] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5927] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5923] <... futex resumed>) = 0 [pid 5922] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5920] <... io_uring_enter resumed>) = 4096 [pid 5928] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5923] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5922] <... futex resumed>) = 0 [pid 5920] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5922] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5919] exit_group(0 [pid 5928] <... futex resumed>) = 0 [pid 5927] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5922] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5919] <... exit_group resumed>) = ? [pid 5928] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5927] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5922] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5928] <... futex resumed>) = 0 [pid 5922] <... futex resumed>) = 1 [pid 5928] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] <... mmap resumed>) = 0x7f7dc568e000 [pid 5927] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5927] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5928] <... futex resumed>) = 0 [pid 5923] <... futex resumed>) = 0 [pid 5922] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5921] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5920] <... futex resumed>) = ? [pid 5928] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5923] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5922] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5920] +++ exited with 0 +++ [pid 5919] +++ exited with 0 +++ [pid 5927] <... futex resumed>) = 0 [pid 5923] <... futex resumed>) = 1 [pid 5922] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5919, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5928] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5923] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5922] <... futex resumed>) = 0 [pid 5928] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5927] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5922] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 5927] <... futex resumed>) = 1 [pid 5923] <... futex resumed>) = 0 [pid 5927] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5923] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] <... restart_syscall resumed>) = 0 [pid 5923] <... futex resumed>) = 1 [pid 5927] <... futex resumed>) = 0 [pid 5927] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5923] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5923] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 5929 attached [pid 5927] <... futex resumed>) = 0 [pid 5923] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] set_robust_list(0x55556b8a06a0, 24 [pid 5927] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5923] <... futex resumed>) = 0 [pid 5929] <... set_robust_list resumed>) = 0 [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5929 [pid 5923] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5929] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program ) = 0 [pid 5922] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5929] setpgid(0, 0) = 0 [pid 5929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5929] write(3, "1000", 4) = 4 [pid 5929] close(3) = 0 [pid 5929] write(1, "executing program\n", 18) = 18 [pid 5929] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5929] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5929] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5929] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5923] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5929] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5929] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5929] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[5930]}, 88) = 5930 [pid 5929] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5929] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5929] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5930 attached [pid 5930] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 5930] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 5930] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5930] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5930] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5929] <... futex resumed>) = 0 [pid 5930] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5929] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5925] <... io_uring_enter resumed>) = 4096 [pid 5926] <... io_uring_enter resumed>) = 4096 [pid 5930] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5929] <... futex resumed>) = 0 [pid 5930] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5929] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5926] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] exit_group(0 [pid 5930] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5926] <... futex resumed>) = 0 [pid 5930] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5921] <... exit_group resumed>) = ? [pid 5926] +++ exited with 0 +++ [pid 5921] +++ exited with 0 +++ [pid 5930] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5921, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5930] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5931 [pid 5930] <... mmap resumed>) = 0x7f7dc568e000 [pid 5925] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5930] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5924] exit_group(0) = ? [pid 5925] <... futex resumed>) = ? [pid 5925] +++ exited with 0 +++ [pid 5924] +++ exited with 0 +++ [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5924, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5868] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 5932 ./strace-static-x86_64: Process 5932 attached [pid 5932] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 5932] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5932] setpgid(0, 0) = 0 [pid 5932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5932] write(3, "1000", 4) = 4 [pid 5932] close(3) = 0 [pid 5932] write(1, "executing program\n", 18executing program ) = 18 [pid 5932] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5932] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5932] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5932] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5930] <... futex resumed>) = 1 [pid 5929] <... futex resumed>) = 0 [pid 5932] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5932] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5932] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5932] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[5933]}, 88) = 5933 [pid 5932] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5932] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5932] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5929] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5933 attached ./strace-static-x86_64: Process 5931 attached [pid 5930] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] <... futex resumed>) = 0 [pid 5933] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5930] <... futex resumed>) = 0 [pid 5929] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5928] <... io_uring_enter resumed>) = 4096 [pid 5933] <... rseq resumed>) = 0 [pid 5931] set_robust_list(0x55556b8a06a0, 24 [pid 5930] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5929] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5933] set_robust_list(0x7f7dc57139a0, 24 [pid 5931] <... set_robust_list resumed>) = 0 [pid 5930] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5929] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5933] <... set_robust_list resumed>) = 0 [pid 5931] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5930] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] <... futex resumed>) = 0 [pid 5933] rt_sigprocmask(SIG_SETMASK, [], [pid 5931] <... prctl resumed>) = 0 [pid 5930] <... futex resumed>) = 0 [pid 5929] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5928] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5933] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5931] setpgid(0, 0 [pid 5930] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5929] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5928] <... futex resumed>) = 0 executing program [pid 5933] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5931] <... setpgid resumed>) = 0 [pid 5930] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5929] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5922] exit_group(0) = ? [pid 5928] <... futex resumed>) = ? [pid 5932] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5932] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5932] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56d2000 [pid 5932] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE [pid 5933] <... openat resumed>) = 3 [pid 5932] <... mprotect resumed>) = 0 [pid 5931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5930] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5929] <... futex resumed>) = 0 [pid 5933] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5932] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5931] <... openat resumed>) = 3 [pid 5933] <... futex resumed>) = 0 [pid 5932] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5931] write(3, "1000", 4 [pid 5933] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5932] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0} [pid 5931] <... write resumed>) = 4 [pid 5931] close(3 [pid 5932] <... clone3 resumed> => {parent_tid=[5934]}, 88) = 5934 [pid 5931] <... close resumed>) = 0 [pid 5932] rt_sigprocmask(SIG_SETMASK, [], [pid 5931] write(1, "executing program\n", 18 [pid 5932] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5931] <... write resumed>) = 18 ./strace-static-x86_64: Process 5934 attached [pid 5932] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 5931] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] +++ exited with 0 +++ [pid 5922] +++ exited with 0 +++ [pid 5934] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 5932] <... futex resumed>) = 0 [pid 5931] <... futex resumed>) = 0 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5922, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5934] <... rseq resumed>) = 0 [pid 5932] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5931] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 5934] set_robust_list(0x7f7dc56f29a0, 24 [pid 5931] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5934] <... set_robust_list resumed>) = 0 [pid 5931] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5929] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5931] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5931] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5931] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5931] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5931] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[5935]}, 88) = 5935 [pid 5931] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5931] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5935 attached [pid 5934] rt_sigprocmask(SIG_SETMASK, [], [pid 5931] <... futex resumed>) = 0 [pid 5866] <... restart_syscall resumed>) = 0 [pid 5931] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 5936 [pid 5934] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5934] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5935] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5934] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5935] <... rseq resumed>) = 0 [pid 5934] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ad000 ./strace-static-x86_64: Process 5936 attached [pid 5934] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5927] <... io_uring_enter resumed>) = 4096 [pid 5935] set_robust_list(0x7f7dc57139a0, 24 [pid 5936] set_robust_list(0x55556b8a06a0, 24 [pid 5935] <... set_robust_list resumed>) = 0 [pid 5936] <... set_robust_list resumed>) = 0 [pid 5935] rt_sigprocmask(SIG_SETMASK, [], [pid 5934] <... mmap resumed>) = 0x7f7dc566d000 [pid 5935] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5927] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5934] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5923] exit_group(0 [pid 5935] <... openat resumed>) = 3 [pid 5934] <... futex resumed>) = 1 [pid 5932] <... futex resumed>) = 0 [pid 5923] <... exit_group resumed>) = ? [pid 5935] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5932] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] <... futex resumed>) = 1 [pid 5933] <... futex resumed>) = 0 [pid 5932] <... futex resumed>) = 1 [pid 5931] <... futex resumed>) = 0 [pid 5935] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5933] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5932] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5931] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5933] <... futex resumed>) = 0 [pid 5932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5935] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5933] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5932] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5931] <... futex resumed>) = 0 [pid 5935] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5933] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5932] <... futex resumed>) = 0 [pid 5931] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5935] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5933] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5932] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5936] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5935] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5933] <... futex resumed>) = 0 [pid 5932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5927] <... futex resumed>) = ? [pid 5935] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5933] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5932] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] <... mmap resumed>) = 0x7f7dc568e000 [pid 5935] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5933] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5932] <... futex resumed>) = 0 [pid 5935] <... futex resumed>) = 1 [pid 5933] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5932] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5931] <... futex resumed>) = 0 [pid 5935] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5931] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5931] <... futex resumed>) = 0 [pid 5936] <... prctl resumed>) = 0 [pid 5935] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] +++ exited with 0 +++ [pid 5923] +++ exited with 0 +++ [pid 5936] setpgid(0, 0 [pid 5935] <... futex resumed>) = 0 [pid 5931] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5935] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5931] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] <... futex resumed>) = 0 [pid 5931] <... futex resumed>) = 1 [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5923, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5935] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5931] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5935] <... futex resumed>) = 0 [pid 5931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5935] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5931] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5936] <... setpgid resumed>) = 0 [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5937 ./strace-static-x86_64: Process 5937 attached [pid 5936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5931] <... futex resumed>) = 0 [pid 5931] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5937] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 5937] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5937] setpgid(0, 0 [pid 5936] <... openat resumed>) = 3 [pid 5929] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5937] <... setpgid resumed>) = 0 [pid 5936] write(3, "1000", 4 [pid 5937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5937] write(3, "1000", 4) = 4 [pid 5937] close(3executing program executing program ) = 0 [pid 5936] <... write resumed>) = 4 [pid 5936] close(3) = 0 [pid 5937] write(1, "executing program\n", 18) = 18 [pid 5937] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5937] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5937] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5936] write(1, "executing program\n", 18 [pid 5937] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5936] <... write resumed>) = 18 [pid 5937] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5936] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5937] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5937] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5936] <... futex resumed>) = 0 [pid 5937] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5937] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5936] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5932] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5938 attached [pid 5936] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5936] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5931] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5936] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5931] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 5938] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5936] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5931] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5937] <... clone3 resumed> => {parent_tid=[5938]}, 88) = 5938 [pid 5937] rt_sigprocmask(SIG_SETMASK, [], [pid 5938] <... rseq resumed>) = 0 [pid 5937] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5936] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5938] set_robust_list(0x7f7dc57139a0, 24 [pid 5937] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5936] <... mprotect resumed>) = 0 [pid 5937] <... futex resumed>) = 0 [pid 5938] <... set_robust_list resumed>) = 0 [pid 5937] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5936] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5938] rt_sigprocmask(SIG_SETMASK, [], [pid 5936] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5938] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5938] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5936] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 5939 attached [pid 5938] <... openat resumed>) = 3 [pid 5936] <... clone3 resumed> => {parent_tid=[5939]}, 88) = 5939 [pid 5939] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5938] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5936] rt_sigprocmask(SIG_SETMASK, [], [pid 5939] <... rseq resumed>) = 0 [pid 5938] <... futex resumed>) = 1 [pid 5937] <... futex resumed>) = 0 [pid 5936] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5937] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5937] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5939] set_robust_list(0x7f7dc57139a0, 24 [pid 5938] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5936] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5938] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5939] <... set_robust_list resumed>) = 0 [pid 5936] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5939] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5939] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5938] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5939] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5939] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5938] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5936] <... futex resumed>) = 0 [pid 5936] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5939] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5936] <... futex resumed>) = 0 [pid 5938] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5936] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5939] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5938] <... mmap resumed>) = 0x7f7dc568e000 [pid 5938] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5939] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5938] <... futex resumed>) = 1 [pid 5937] <... futex resumed>) = 0 [pid 5937] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5937] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5938] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5939] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5938] <... futex resumed>) = 1 [pid 5937] <... futex resumed>) = 0 [pid 5937] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5938] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5937] <... futex resumed>) = 0 [pid 5939] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5938] <... futex resumed>) = 0 [pid 5937] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5938] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5937] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5937] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5938] <... futex resumed>) = 0 [pid 5937] <... futex resumed>) = 1 [pid 5939] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5937] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5939] <... mmap resumed>) = 0x7f7dc568e000 [pid 5936] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5939] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5936] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5939] <... futex resumed>) = 0 [pid 5936] <... futex resumed>) = 0 [pid 5936] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5939] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5936] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5939] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5936] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5936] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5939] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5939] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5938] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5939] <... futex resumed>) = 1 [pid 5936] <... futex resumed>) = 0 [pid 5936] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5936] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5939] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5937] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5930] <... io_uring_enter resumed>) = 4096 [pid 5930] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5930] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5929] exit_group(0 [pid 5930] <... futex resumed>) = ? [pid 5929] <... exit_group resumed>) = ? [pid 5930] +++ exited with 0 +++ [pid 5929] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5929, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 5936] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5865] <... restart_syscall resumed>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5940 attached [pid 5940] set_robust_list(0x55556b8a06a0, 24 [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5940 [pid 5940] <... set_robust_list resumed>) = 0 [pid 5940] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5940] setpgid(0, 0) = 0 executing program [pid 5940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5940] write(3, "1000", 4) = 4 [pid 5940] close(3) = 0 [pid 5940] write(1, "executing program\n", 18) = 18 [pid 5940] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5940] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5940] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5935] <... io_uring_enter resumed>) = 4096 [pid 5933] <... io_uring_enter resumed>) = 4096 [pid 5940] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5933] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5932] exit_group(0 [pid 5934] <... futex resumed>) = ? [pid 5932] <... exit_group resumed>) = ? [pid 5934] +++ exited with 0 +++ [pid 5933] +++ exited with 0 +++ [pid 5932] +++ exited with 0 +++ [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5932, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5941 attached [pid 5940] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5941] set_robust_list(0x55556b8a06a0, 24 [pid 5940] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5941] <... set_robust_list resumed>) = 0 [pid 5940] <... mprotect resumed>) = 0 [pid 5868] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5941 [pid 5941] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5940] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5941] <... prctl resumed>) = 0 [pid 5940] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5941] setpgid(0, 0 [pid 5940] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5941] <... setpgid resumed>) = 0 executing program [pid 5941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5940] <... clone3 resumed> => {parent_tid=[5942]}, 88) = 5942 [pid 5941] write(3, "1000", 4 [pid 5940] rt_sigprocmask(SIG_SETMASK, [], [pid 5941] <... write resumed>) = 4 [pid 5941] close(3 [pid 5940] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5941] <... close resumed>) = 0 [pid 5940] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] write(1, "executing program\n", 18 [pid 5940] <... futex resumed>) = 0 [pid 5941] <... write resumed>) = 18 [pid 5940] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5942 attached [pid 5941] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] <... futex resumed>) = 0 [pid 5941] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5935] <... futex resumed>) = 0 [pid 5941] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5935] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5941] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5941] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5931] exit_group(0 [pid 5941] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5941] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5935] <... futex resumed>) = ? [pid 5931] <... exit_group resumed>) = ? [pid 5941] <... mprotect resumed>) = 0 [pid 5935] +++ exited with 0 +++ [pid 5931] +++ exited with 0 +++ [pid 5941] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5931, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5941] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5941] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[5943]}, 88) = 5943 [pid 5941] rt_sigprocmask(SIG_SETMASK, [], [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5944 attached [pid 5941] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5941] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5944 [pid 5941] <... futex resumed>) = 0 [pid 5941] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5943 attached [pid 5944] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 5943] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5942] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5944] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5943] <... rseq resumed>) = 0 [pid 5942] <... rseq resumed>) = 0 [pid 5944] <... prctl resumed>) = 0 [pid 5943] set_robust_list(0x7f7dc57139a0, 24 [pid 5944] setpgid(0, 0 [pid 5943] <... set_robust_list resumed>) = 0 [pid 5944] <... setpgid resumed>) = 0 [pid 5943] rt_sigprocmask(SIG_SETMASK, [], [pid 5944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5943] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5944] <... openat resumed>) = 3 [pid 5943] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5944] write(3, "1000", 4 [pid 5943] <... openat resumed>) = 3 [pid 5944] <... write resumed>) = 4 [pid 5943] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5944] close(3 [pid 5943] <... futex resumed>) = 1 [pid 5941] <... futex resumed>) = 0 [pid 5944] <... close resumed>) = 0 [pid 5943] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5941] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5944] write(1, "executing program\n", 18 [pid 5942] set_robust_list(0x7f7dc57139a0, 24 [pid 5944] <... write resumed>) = 18 [pid 5943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5941] <... futex resumed>) = 0 [pid 5944] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5943] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5941] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5944] <... futex resumed>) = 0 [pid 5943] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5942] <... set_robust_list resumed>) = 0 [pid 5944] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5942] rt_sigprocmask(SIG_SETMASK, [], [pid 5944] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5943] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5944] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5943] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5944] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5943] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5942] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5944] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5943] <... mmap resumed>) = 0x7f7dc568e000 [pid 5944] <... mprotect resumed>) = 0 [pid 5943] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5942] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5944] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5943] <... futex resumed>) = 1 [pid 5941] <... futex resumed>) = 0 [pid 5944] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5943] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5944] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5943] <... futex resumed>) = 0 [pid 5941] <... futex resumed>) = 0 [pid 5943] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5941] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5944] <... clone3 resumed> => {parent_tid=[5945]}, 88) = 5945 [pid 5941] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5944] rt_sigprocmask(SIG_SETMASK, [], [pid 5941] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5944] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5943] <... futex resumed>) = 0 [pid 5941] <... futex resumed>) = 1 [pid 5944] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5943] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5945 attached [pid 5944] <... futex resumed>) = 0 [pid 5943] <... futex resumed>) = 0 [pid 5941] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5944] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5943] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5941] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5943] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5941] <... futex resumed>) = 0 [pid 5941] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5940] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5940] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5940] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56d2000 [pid 5940] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5940] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5940] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 5946 attached [pid 5946] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 5940] <... clone3 resumed> => {parent_tid=[5946]}, 88) = 5946 [pid 5946] <... rseq resumed>) = 0 [pid 5942] <... openat resumed>) = 3 [pid 5940] rt_sigprocmask(SIG_SETMASK, [], [pid 5946] set_robust_list(0x7f7dc56f29a0, 24 [pid 5945] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5942] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] <... set_robust_list resumed>) = 0 [pid 5945] <... rseq resumed>) = 0 [pid 5946] rt_sigprocmask(SIG_SETMASK, [], [pid 5945] set_robust_list(0x7f7dc57139a0, 24 [pid 5946] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5945] <... set_robust_list resumed>) = 0 [pid 5946] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5945] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5945] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5940] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5945] <... openat resumed>) = 3 [pid 5940] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] <... futex resumed>) = 0 [pid 5945] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5940] <... futex resumed>) = 1 [pid 5946] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5945] <... futex resumed>) = 1 [pid 5944] <... futex resumed>) = 0 [pid 5940] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5946] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5945] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5944] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5945] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5946] <... mmap resumed>) = 0x7f7dc56ad000 [pid 5945] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5944] <... futex resumed>) = 0 [pid 5946] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5945] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5944] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5946] <... mmap resumed>) = 0x7f7dc566d000 [pid 5945] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5946] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5945] <... mmap resumed>) = 0x7f7dc568e000 [pid 5940] <... futex resumed>) = 0 [pid 5946] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5945] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5944] <... futex resumed>) = 0 [pid 5940] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5944] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] <... futex resumed>) = 0 [pid 5944] <... futex resumed>) = 0 [pid 5940] <... futex resumed>) = 0 [pid 5945] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5944] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5942] <... futex resumed>) = 0 [pid 5940] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5944] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5944] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5942] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] <... futex resumed>) = 0 [pid 5944] <... futex resumed>) = 1 [pid 5945] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5944] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5945] <... futex resumed>) = 0 [pid 5944] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5945] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5944] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5941] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5944] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5942] <... futex resumed>) = 1 [pid 5940] <... futex resumed>) = 0 [pid 5940] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5940] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5942] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5940] <... futex resumed>) = 0 [pid 5942] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5940] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5940] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5942] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5944] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5942] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5940] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5939] <... io_uring_enter resumed>) = 4096 [pid 5939] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5936] exit_group(0) = ? [pid 5939] <... futex resumed>) = ? [pid 5937] exit_group(0) = ? [pid 5939] +++ exited with 0 +++ [pid 5936] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5936, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 5938] <... io_uring_enter resumed>) = ? [pid 5866] <... restart_syscall resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5947 attached , child_tidptr=0x55556b8a0690) = 5947 [pid 5938] +++ exited with 0 +++ [pid 5937] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5937, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5863] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5947] set_robust_list(0x55556b8a06a0, 24 [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5948 ./strace-static-x86_64: Process 5948 attached [pid 5947] <... set_robust_list resumed>) = 0 [pid 5948] set_robust_list(0x55556b8a06a0, 24 [pid 5947] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5942] <... io_uring_enter resumed>) = 4096 [pid 5947] setpgid(0, 0executing program [pid 5948] <... set_robust_list resumed>) = 0 [pid 5948] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5948] setpgid(0, 0) = 0 [pid 5948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5948] write(3, "1000", 4) = 4 [pid 5948] close(3) = 0 [pid 5948] write(1, "executing program\n", 18) = 18 [pid 5948] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5948] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5948] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5948] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5948] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5948] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[5949]}, 88) = 5949 ./strace-static-x86_64: Process 5949 attached [pid 5947] <... setpgid resumed>) = 0 [pid 5949] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5948] rt_sigprocmask(SIG_SETMASK, [], [pid 5947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5949] <... rseq resumed>) = 0 [pid 5949] set_robust_list(0x7f7dc57139a0, 24 [pid 5948] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5949] <... set_robust_list resumed>) = 0 [pid 5948] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] <... openat resumed>) = 3 [pid 5949] rt_sigprocmask(SIG_SETMASK, [], [pid 5948] <... futex resumed>) = 0 [pid 5948] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5949] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5947] write(3, "1000", 4 [pid 5942] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5940] exit_group(0) = ? [pid 5949] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5946] <... futex resumed>) = ? [pid 5946] +++ exited with 0 +++ [pid 5949] <... openat resumed>) = 3 [pid 5947] <... write resumed>) = 4 [pid 5942] <... futex resumed>) = ? [pid 5947] close(3 [pid 5942] +++ exited with 0 +++ [pid 5940] +++ exited with 0 +++ [pid 5948] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5940, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5949] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 5948] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 5947] <... close resumed>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5948] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5948] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5948] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5949] <... futex resumed>) = 1 [pid 5948] <... futex resumed>) = 0 [pid 5947] write(1, "executing program\n", 18 [pid 5943] <... io_uring_enter resumed>) = 4096 [pid 5948] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=44000000} [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5950 [pid 5947] <... write resumed>) = 18 ./strace-static-x86_64: Process 5950 attached [pid 5949] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5947] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5943] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] <... futex resumed>) = 0 [pid 5950] set_robust_list(0x55556b8a06a0, 24 [pid 5949] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5947] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5943] <... futex resumed>) = 0 [pid 5941] exit_group(0 [pid 5947] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5947] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5941] <... exit_group resumed>) = ? [pid 5947] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5947] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5950] <... set_robust_list resumed>) = 0 [pid 5950] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5950] setpgid(0, 0) = 0 [pid 5950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5950] write(3, "1000", 4) = 4 [pid 5947] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITEexecuting program ) = 0 [pid 5950] close(3) = 0 [pid 5950] write(1, "executing program\n", 18) = 18 [pid 5947] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5950] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5947] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5943] +++ exited with 0 +++ [pid 5941] +++ exited with 0 +++ [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5941, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5947] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5948] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5948] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5947] <... clone3 resumed> => {parent_tid=[5951]}, 88) = 5951 ./strace-static-x86_64: Process 5952 attached ./strace-static-x86_64: Process 5951 attached [pid 5950] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5949] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5948] <... futex resumed>) = 0 [pid 5947] rt_sigprocmask(SIG_SETMASK, [], [pid 5948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5868] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5952 [pid 5951] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5950] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5948] <... mmap resumed>) = 0x7f7dc56d2000 [pid 5950] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5948] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 5952] set_robust_list(0x55556b8a06a0, 24 [pid 5951] <... rseq resumed>) = 0 [pid 5950] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5949] <... mmap resumed>) = 0x7f7dc56ad000 [pid 5948] <... mprotect resumed>) = 0 [pid 5947] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5947] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5949] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5947] <... futex resumed>) = 0 [pid 5952] <... set_robust_list resumed>) = 0 [pid 5950] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5949] <... mmap resumed>) = 0x7f7dc566d000 [pid 5947] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5950] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5948] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5950] <... mprotect resumed>) = 0 [pid 5952] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5951] set_robust_list(0x7f7dc57139a0, 24 [pid 5950] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5948] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5948] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0} [pid 5951] <... set_robust_list resumed>) = 0 [pid 5950] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5951] rt_sigprocmask(SIG_SETMASK, [], [pid 5950] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5951] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5951] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5950] <... clone3 resumed> => {parent_tid=[5953]}, 88) = 5953 [pid 5951] <... openat resumed>) = 3 [pid 5950] rt_sigprocmask(SIG_SETMASK, [], [pid 5951] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5953 attached [pid 5952] <... prctl resumed>) = 0 [pid 5951] <... futex resumed>) = 1 [pid 5950] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] <... futex resumed>) = 0 [pid 5952] setpgid(0, 0 [pid 5951] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5950] <... futex resumed>) = 0 [pid 5947] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5952] <... setpgid resumed>) = 0 [pid 5951] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5950] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5947] <... futex resumed>) = 0 [pid 5952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5951] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5947] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5952] <... openat resumed>) = 3 [pid 5951] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5953] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5952] write(3, "1000", 4 [pid 5951] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5949] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5954 attached [pid 5953] <... rseq resumed>) = 0 [pid 5952] <... write resumed>) = 4 [pid 5951] <... mmap resumed>) = 0x7f7dc568e000 [pid 5953] set_robust_list(0x7f7dc57139a0, 24 [pid 5952] close(3 [pid 5951] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5953] <... set_robust_list resumed>) = 0 [pid 5952] <... close resumed>) = 0 [pid 5951] <... futex resumed>) = 1 [pid 5947] <... futex resumed>) = 0 [pid 5953] rt_sigprocmask(SIG_SETMASK, [], [pid 5952] write(1, "executing program\n", 18 [pid 5951] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5949] <... futex resumed>) = 0 [pid 5948] <... clone3 resumed> => {parent_tid=[5954]}, 88) = 5954 [pid 5953] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5952] <... write resumed>) = 18 [pid 5951] <... futex resumed>) = 0 [pid 5949] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5948] rt_sigprocmask(SIG_SETMASK, [], [pid 5947] <... futex resumed>) = 0 [pid 5953] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5952] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5951] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5947] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5953] <... openat resumed>) = 3 [pid 5952] <... futex resumed>) = 0 [pid 5947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5953] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5952] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5947] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5953] <... futex resumed>) = 1 [pid 5952] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5951] <... futex resumed>) = 0 [pid 5950] <... futex resumed>) = 0 [pid 5947] <... futex resumed>) = 1 [pid 5953] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5952] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5951] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5953] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5952] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5951] <... futex resumed>) = 0 [pid 5950] <... futex resumed>) = 0 [pid 5947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5953] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5952] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5951] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5950] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5947] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 5953] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5952] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5951] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5948] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5947] <... futex resumed>) = 0 [pid 5945] <... io_uring_enter resumed>) = 4096 [pid 5954] <... rseq resumed>) = 0 [pid 5953] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5952] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5951] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5947] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5948] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] set_robust_list(0x7f7dc56f29a0, 24 [pid 5953] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5952] <... mprotect resumed>) = 0 [pid 5948] <... futex resumed>) = 0 [pid 5945] <... futex resumed>) = 0 [pid 5948] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5954] <... set_robust_list resumed>) = 0 [pid 5953] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5952] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5945] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5954] rt_sigprocmask(SIG_SETMASK, [], [pid 5953] <... mmap resumed>) = 0x7f7dc568e000 [pid 5952] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5952] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5944] exit_group(0) = ? [pid 5945] <... futex resumed>) = ? [pid 5945] +++ exited with 0 +++ [pid 5944] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5944, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5952] <... clone3 resumed> => {parent_tid=[5956]}, 88) = 5956 [pid 5954] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5952] rt_sigprocmask(SIG_SETMASK, [], [pid 5954] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5953] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5952] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5953] <... futex resumed>) = 1 [pid 5952] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] <... futex resumed>) = 0 [pid 5953] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5952] <... futex resumed>) = 0 [pid 5950] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5953] <... futex resumed>) = 0 [pid 5952] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5950] <... futex resumed>) = 0 [pid 5953] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5950] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5950] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5953] <... futex resumed>) = 0 [pid 5950] <... futex resumed>) = 1 ./strace-static-x86_64: Process 5956 attached [pid 5953] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5956] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 5953] <... futex resumed>) = 0 [pid 5950] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5956] set_robust_list(0x7f7dc57139a0, 24 [pid 5953] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5950] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5956] <... set_robust_list resumed>) = 0 [pid 5954] <... futex resumed>) = 1 [pid 5950] <... futex resumed>) = 0 [pid 5948] <... futex resumed>) = 0 [pid 5956] rt_sigprocmask(SIG_SETMASK, [], [pid 5948] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5956] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5954] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5950] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5949] <... futex resumed>) = 0 [pid 5948] <... futex resumed>) = 1 [pid 5956] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5949] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5949] <... futex resumed>) = 0 [pid 5948] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5949] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5948] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5949] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5948] <... futex resumed>) = 0 [pid 5949] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5948] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 5957 ./strace-static-x86_64: Process 5957 attached [pid 5957] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 5957] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5957] setpgid(0, 0) = 0 [pid 5957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5947] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5957] <... openat resumed>) = 3 [pid 5957] write(3, "1000", 4) = 4 [pid 5957] close(3) = 0 [pid 5957] write(1, "executing program\n", 18) = 18 [pid 5957] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5957] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5957] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5957] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5957] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5957] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5957] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 5958 attached [pid 5958] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5957] <... clone3 resumed> => {parent_tid=[5958]}, 88) = 5958 [pid 5958] <... rseq resumed>) = 0 [pid 5957] rt_sigprocmask(SIG_SETMASK, [], [pid 5958] set_robust_list(0x7f7dc57139a0, 24 [pid 5957] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5958] <... set_robust_list resumed>) = 0 [pid 5957] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5958] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5957] <... futex resumed>) = 0 [pid 5958] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5957] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5958] <... openat resumed>) = 3 [pid 5958] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5957] <... futex resumed>) = 0 [pid 5958] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5957] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5958] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5957] <... futex resumed>) = 0 [pid 5958] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5957] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5958] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5958] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 5958] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 5958] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5957] <... futex resumed>) = 0 [pid 5958] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5957] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5957] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5957] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5957] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5958] <... futex resumed>) = 1 [pid 5957] <... futex resumed>) = 0 [pid 5957] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5958] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5957] <... futex resumed>) = 0 [pid 5957] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5957] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5958] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5952] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5952] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5952] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56d2000 [pid 5952] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5952] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5952] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 5959 attached => {parent_tid=[5959]}, 88) = 5959 [pid 5952] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5952] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5952] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5959] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053) = 0 [pid 5959] set_robust_list(0x7f7dc56f29a0, 24) = 0 [pid 5959] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5959] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 3 [pid 5959] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0) = 0x7f7dc56ad000 [pid 5959] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000) = 0x7f7dc566d000 [pid 5950] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5959] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5952] <... futex resumed>) = 0 [pid 5952] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5952] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5959] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5952] <... futex resumed>) = 0 [pid 5952] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5952] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5959] <... futex resumed>) = 1 [pid 5959] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5952] <... futex resumed>) = 0 [pid 5952] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5952] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5959] io_uring_enter(3, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5956] <... openat resumed>) = 4 [pid 5948] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5956] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5957] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5957] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5956] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5952] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5947] exit_group(0) = ? [pid 5950] exit_group(0) = ? [pid 5957] exit_group(0) = ? [pid 5952] exit_group(0) = ? [pid 5956] <... futex resumed>) = ? [pid 5948] exit_group(0 [pid 5954] <... futex resumed>) = ? [pid 5948] <... exit_group resumed>) = ? [pid 5954] +++ exited with 0 +++ [pid 5956] +++ exited with 0 +++ [pid 5959] <... io_uring_enter resumed>) = ? [pid 5951] <... io_uring_enter resumed>) = ? [pid 5949] <... io_uring_enter resumed>) = ? [pid 5953] <... io_uring_enter resumed>) = ? [pid 5951] +++ exited with 0 +++ [pid 5947] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5947, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5953] +++ exited with 0 +++ [pid 5950] +++ exited with 0 +++ [pid 5949] +++ exited with 0 +++ [pid 5948] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5950, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5948, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5961 attached [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5961] set_robust_list(0x55556b8a06a0, 24./strace-static-x86_64: Process 5962 attached ) = 0 ./strace-static-x86_64: Process 5963 attached [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5963 [pid 5961] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5962] set_robust_list(0x55556b8a06a0, 24 [pid 5963] set_robust_list(0x55556b8a06a0, 24 [pid 5961] <... prctl resumed>) = 0 [pid 5963] <... set_robust_list resumed>) = 0 [pid 5962] <... set_robust_list resumed>) = 0 [pid 5961] setpgid(0, 0 [pid 5963] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5961 [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5962 [pid 5963] <... prctl resumed>) = 0 [pid 5962] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5961] <... setpgid resumed>) = 0 [pid 5963] setpgid(0, 0 [pid 5962] <... prctl resumed>) = 0 [pid 5963] <... setpgid resumed>) = 0 [pid 5961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5958] <... io_uring_enter resumed>) = ? [pid 5963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5962] setpgid(0, 0) = 0 [pid 5961] <... openat resumed>) = 3 [pid 5963] <... openat resumed>) = 3 [pid 5962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5961] write(3, "1000", 4 [pid 5963] write(3, "1000", 4 [pid 5961] <... write resumed>) = 4 [pid 5963] <... write resumed>) = 4 [pid 5961] close(3 [pid 5963] close(3executing program ) = 0 [pid 5962] <... openat resumed>) = 3 [pid 5961] <... close resumed>) = 0 [pid 5963] write(1, "executing program\n", 18 [pid 5961] write(1, "executing program\n", 18 [pid 5963] <... write resumed>) = 18 executing program [pid 5963] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5962] write(3, "1000", 4 [pid 5961] <... write resumed>) = 18 [pid 5958] +++ exited with 0 +++ [pid 5957] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5957, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...> [pid 5962] <... write resumed>) = 4 [pid 5862] <... restart_syscall resumed>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5964 attached [pid 5962] close(3 [pid 5961] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5964] set_robust_list(0x55556b8a06a0, 24executing program ) = 0 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5964 [pid 5964] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5963] <... futex resumed>) = 0 [pid 5962] <... close resumed>) = 0 [pid 5961] <... futex resumed>) = 0 [pid 5964] <... prctl resumed>) = 0 [pid 5963] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5962] write(1, "executing program\n", 18 [pid 5961] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5963] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5962] <... write resumed>) = 18 [pid 5963] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5961] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5963] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5962] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5963] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5961] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5962] <... futex resumed>) = 0 [pid 5964] setpgid(0, 0 [pid 5963] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5962] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5961] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 5964] <... setpgid resumed>) = 0 [pid 5963] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5962] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5961] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5963] <... mprotect resumed>) = 0 [pid 5962] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5961] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5964] <... openat resumed>) = 3 [pid 5963] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5962] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5961] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5964] write(3, "1000", 4 [pid 5961] <... mprotect resumed>) = 0 [pid 5964] <... write resumed>) = 4 [pid 5963] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5962] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5964] close(3) = 0 [pid 5963] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5962] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5964] write(1, "executing program\n", 18) = 18 [pid 5961] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5964] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5965 attached ) = 0 [pid 5962] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5961] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5964] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5964] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5964] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5964] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5964] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5964] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[5966]}, 88) = 5966 ./strace-static-x86_64: Process 5966 attached [pid 5964] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5966] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5964] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5966] <... rseq resumed>) = 0 [pid 5964] <... futex resumed>) = 0 [pid 5966] set_robust_list(0x7f7dc57139a0, 24 [pid 5964] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5966] <... set_robust_list resumed>) = 0 [pid 5966] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5966] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5966] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5964] <... futex resumed>) = 0 [pid 5964] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5966] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5964] <... futex resumed>) = 0 [pid 5966] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5964] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5966] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 5966] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 5966] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5964] <... futex resumed>) = 0 [pid 5964] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5964] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5966] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5964] <... futex resumed>) = 0 [pid 5964] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5964] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5966] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5964] <... futex resumed>) = 0 [pid 5964] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5964] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5966] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5965] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5963] <... clone3 resumed> => {parent_tid=[5965]}, 88) = 5965 [pid 5962] <... mprotect resumed>) = 0 [pid 5961] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5965] <... rseq resumed>) = 0 [pid 5963] rt_sigprocmask(SIG_SETMASK, [], [pid 5962] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5963] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5965] set_robust_list(0x7f7dc57139a0, 24./strace-static-x86_64: Process 5967 attached ) = 0 [pid 5963] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5962] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5967] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5965] rt_sigprocmask(SIG_SETMASK, [], [pid 5963] <... futex resumed>) = 0 [pid 5962] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5961] <... clone3 resumed> => {parent_tid=[5967]}, 88) = 5967 [pid 5963] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5965] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5961] rt_sigprocmask(SIG_SETMASK, [], [pid 5967] <... rseq resumed>) = 0 [pid 5962] <... clone3 resumed> => {parent_tid=[5968]}, 88) = 5968 ./strace-static-x86_64: Process 5968 attached [pid 5968] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 5968] set_robust_list(0x7f7dc57139a0, 24 [pid 5962] rt_sigprocmask(SIG_SETMASK, [], [pid 5961] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5967] set_robust_list(0x7f7dc57139a0, 24 [pid 5965] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5968] <... set_robust_list resumed>) = 0 [pid 5968] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5968] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5967] <... set_robust_list resumed>) = 0 [pid 5965] <... openat resumed>) = 3 [pid 5964] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5962] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5961] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5964] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 5962] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5961] <... futex resumed>) = 0 [pid 5967] rt_sigprocmask(SIG_SETMASK, [], [pid 5964] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5968] <... futex resumed>) = 0 [pid 5967] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5965] <... futex resumed>) = 1 [pid 5963] <... futex resumed>) = 0 [pid 5962] <... futex resumed>) = 1 [pid 5961] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5968] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5967] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5968] <... openat resumed>) = 3 [pid 5968] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5968] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5967] <... openat resumed>) = 3 [pid 5965] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5963] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5962] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5967] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5963] <... futex resumed>) = 0 [pid 5962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5967] <... futex resumed>) = 1 [pid 5965] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5963] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5962] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5961] <... futex resumed>) = 0 [pid 5967] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5961] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5968] <... futex resumed>) = 0 [pid 5967] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5962] <... futex resumed>) = 1 [pid 5961] <... futex resumed>) = 0 [pid 5965] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5968] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5967] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5965] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5962] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5961] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5968] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5967] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5965] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5968] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5967] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5965] <... mmap resumed>) = 0x7f7dc568e000 [pid 5968] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5967] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5965] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5968] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5967] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5965] <... futex resumed>) = 1 [pid 5963] <... futex resumed>) = 0 [pid 5968] <... mmap resumed>) = 0x7f7dc568e000 [pid 5967] <... mmap resumed>) = 0x7f7dc568e000 [pid 5965] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5963] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5968] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5967] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] <... futex resumed>) = 0 [pid 5963] <... futex resumed>) = 0 [pid 5968] <... futex resumed>) = 1 [pid 5967] <... futex resumed>) = 1 [pid 5965] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5963] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5962] <... futex resumed>) = 0 [pid 5961] <... futex resumed>) = 0 [pid 5968] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5967] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5963] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5962] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5961] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5968] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5967] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5963] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5962] <... futex resumed>) = 0 [pid 5961] <... futex resumed>) = 0 [pid 5968] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5967] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] <... futex resumed>) = 0 [pid 5963] <... futex resumed>) = 1 [pid 5962] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5961] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5968] <... futex resumed>) = 0 [pid 5967] <... futex resumed>) = 0 [pid 5965] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5963] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5961] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5968] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5967] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5965] <... futex resumed>) = 0 [pid 5963] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5962] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5961] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5968] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5967] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5965] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5963] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5962] <... futex resumed>) = 0 [pid 5961] <... futex resumed>) = 0 [pid 5968] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5967] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5963] <... futex resumed>) = 0 [pid 5962] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5961] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5968] <... futex resumed>) = 0 [pid 5967] <... futex resumed>) = 0 [pid 5965] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5963] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5961] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5968] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5967] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5962] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5961] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5968] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5967] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5962] <... futex resumed>) = 0 [pid 5961] <... futex resumed>) = 0 [pid 5968] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5967] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5962] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5961] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5963] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5962] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5961] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5966] <... io_uring_enter resumed>) = 4096 [pid 5966] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5964] exit_group(0 [pid 5966] <... futex resumed>) = ? [pid 5964] <... exit_group resumed>) = ? [pid 5966] +++ exited with 0 +++ [pid 5964] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5964, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5969 attached , child_tidptr=0x55556b8a0690) = 5969 [pid 5969] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 5969] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5969] setpgid(0, 0) = 0 [pid 5969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 5969] write(3, "1000", 4) = 4 [pid 5969] close(3) = 0 [pid 5969] write(1, "executing program\n", 18) = 18 [pid 5969] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5963] exit_group(0) = ? [pid 5969] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5969] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5969] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5969] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5962] exit_group(0) = ? [pid 5969] <... mprotect resumed>) = 0 [pid 5969] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5969] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 5970 attached => {parent_tid=[5970]}, 88) = 5970 [pid 5961] exit_group(0 [pid 5969] rt_sigprocmask(SIG_SETMASK, [], [pid 5961] <... exit_group resumed>) = ? [pid 5969] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5970] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5969] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5970] <... rseq resumed>) = 0 [pid 5969] <... futex resumed>) = 0 [pid 5970] set_robust_list(0x7f7dc57139a0, 24 [pid 5969] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5970] <... set_robust_list resumed>) = 0 [pid 5970] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5970] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5968] <... io_uring_enter resumed>) = ? [pid 5965] <... io_uring_enter resumed>) = ? [pid 5970] <... openat resumed>) = 3 [pid 5968] +++ exited with 0 +++ [pid 5967] <... io_uring_enter resumed>) = ? [pid 5962] +++ exited with 0 +++ [pid 5970] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5962, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5970] <... futex resumed>) = 1 [pid 5969] <... futex resumed>) = 0 [pid 5970] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5969] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5970] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5969] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5971 attached [pid 5970] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5971 [pid 5970] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5970] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5971] set_robust_list(0x55556b8a06a0, 24 [pid 5970] <... mmap resumed>) = 0x7f7dc568e000 [pid 5971] <... set_robust_list resumed>) = 0 [pid 5970] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5970] <... futex resumed>) = 1 [pid 5969] <... futex resumed>) = 0 [pid 5971] <... prctl resumed>) = 0 [pid 5969] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] setpgid(0, 0 [pid 5969] <... futex resumed>) = 0 [pid 5971] <... setpgid resumed>) = 0 [pid 5970] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5969] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5970] <... futex resumed>) = 0 [pid 5969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5970] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5969] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5971] <... openat resumed>) = 3 [pid 5969] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5970] <... futex resumed>) = 0 [pid 5970] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5970] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5969] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] write(3, "1000", 4 [pid 5970] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5969] <... futex resumed>) = 0 [pid 5971] <... write resumed>) = 4 [pid 5969] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5967] +++ exited with 0 +++ [pid 5965] +++ exited with 0 +++ [pid 5963] +++ exited with 0 +++ [pid 5961] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5961, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5963, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5971] close(3) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5972 attached [pid 5971] write(1, "executing program\n", 18executing program [pid 5972] set_robust_list(0x55556b8a06a0, 24 [pid 5971] <... write resumed>) = 18 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5972 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5971] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5973 ./strace-static-x86_64: Process 5973 attached [pid 5972] <... set_robust_list resumed>) = 0 [pid 5971] <... futex resumed>) = 0 [pid 5973] set_robust_list(0x55556b8a06a0, 24 [pid 5971] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5972] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5971] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5972] <... prctl resumed>) = 0 [pid 5971] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5973] <... set_robust_list resumed>) = 0 [pid 5972] setpgid(0, 0 [pid 5971] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5971] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5972] <... setpgid resumed>) = 0 [pid 5971] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5971] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5973] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5971] <... mprotect resumed>) = 0 [pid 5973] <... prctl resumed>) = 0 [pid 5972] <... openat resumed>) = 3 [pid 5971] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5972] write(3, "1000", 4 [pid 5971] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5973] setpgid(0, 0 [pid 5972] <... write resumed>) = 4 [pid 5971] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5972] close(3 [pid 5969] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5974 attached [pid 5973] <... setpgid resumed>) = 0 [pid 5972] <... close resumed>) = 0 executing program [pid 5974] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5972] write(1, "executing program\n", 18 [pid 5971] <... clone3 resumed> => {parent_tid=[5974]}, 88) = 5974 [pid 5974] <... rseq resumed>) = 0 [pid 5972] <... write resumed>) = 18 [pid 5971] rt_sigprocmask(SIG_SETMASK, [], [pid 5974] set_robust_list(0x7f7dc57139a0, 24 [pid 5972] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5974] <... set_robust_list resumed>) = 0 [pid 5972] <... futex resumed>) = 0 [pid 5971] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5974] rt_sigprocmask(SIG_SETMASK, [], [pid 5972] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5971] <... futex resumed>) = 0 [pid 5974] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5974] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5972] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5971] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5974] <... openat resumed>) = 3 [pid 5973] <... openat resumed>) = 3 [pid 5972] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5974] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] write(3, "1000", 4 [pid 5972] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5974] <... futex resumed>) = 1 [pid 5971] <... futex resumed>) = 0 [pid 5971] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5971] <... futex resumed>) = 0 [pid 5971] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5972] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5972] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5973] <... write resumed>) = 4 [pid 5974] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5972] <... mprotect resumed>) = 0 [pid 5973] close(3 [pid 5974] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5974] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 5974] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 5974] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5971] <... futex resumed>) = 0 [pid 5971] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5971] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5974] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] <... futex resumed>) = 0 [pid 5971] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] <... close resumed>) = 0 [pid 5971] <... futex resumed>) = 0 [pid 5971] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5974] <... futex resumed>) = 1 [pid 5972] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5974] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] <... futex resumed>) = 0 [pid 5971] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5971] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5974] <... futex resumed>) = 1 [pid 5974] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5973] write(1, "executing program\n", 18 [pid 5972] <... rt_sigprocmask resumed>[], 8) = 0 executing program [pid 5972] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5973] <... write resumed>) = 18 [pid 5973] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5975 attached ) = 0 [pid 5975] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5973] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5972] <... clone3 resumed> => {parent_tid=[5975]}, 88) = 5975 [pid 5975] <... rseq resumed>) = 0 [pid 5973] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5972] rt_sigprocmask(SIG_SETMASK, [], [pid 5975] set_robust_list(0x7f7dc57139a0, 24 [pid 5973] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5972] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5971] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5973] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5972] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5972] <... futex resumed>) = 0 [pid 5972] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5973] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5973] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5973] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5975] <... set_robust_list resumed>) = 0 [pid 5973] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 5976 attached [pid 5975] rt_sigprocmask(SIG_SETMASK, [], [pid 5976] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5975] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5973] <... clone3 resumed> => {parent_tid=[5976]}, 88) = 5976 [pid 5976] <... rseq resumed>) = 0 [pid 5976] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 5976] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5976] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5975] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5973] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5975] <... openat resumed>) = 3 [pid 5973] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5976] <... futex resumed>) = 0 [pid 5973] <... futex resumed>) = 1 [pid 5976] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5976] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5976] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5973] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5975] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] <... futex resumed>) = 1 [pid 5972] <... futex resumed>) = 0 [pid 5973] <... futex resumed>) = 1 [pid 5975] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5973] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5972] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5972] <... futex resumed>) = 0 [pid 5975] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5972] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5976] <... futex resumed>) = 0 [pid 5975] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5976] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5976] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 5976] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 5976] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5973] <... futex resumed>) = 0 [pid 5976] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5975] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5973] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5973] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5976] <... futex resumed>) = 0 [pid 5975] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5976] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5976] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5973] <... futex resumed>) = 0 [pid 5972] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5975] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 5973] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5976] <... futex resumed>) = 0 [pid 5975] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] <... futex resumed>) = 1 [pid 5972] <... futex resumed>) = 0 [pid 5976] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5975] <... futex resumed>) = 0 [pid 5973] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5972] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5976] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5975] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5972] <... mmap resumed>) = 0x7f7dc566d000 [pid 5973] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE [pid 5976] <... futex resumed>) = 0 [pid 5973] <... futex resumed>) = 1 [pid 5972] <... mprotect resumed>) = 0 [pid 5976] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5973] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5972] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5970] <... io_uring_enter resumed>) = 4096 [pid 5972] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5970] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0} [pid 5970] <... futex resumed>) = 0 [pid 5970] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5969] exit_group(0./strace-static-x86_64: Process 5977 attached [pid 5972] <... clone3 resumed> => {parent_tid=[5977]}, 88) = 5977 [pid 5970] <... futex resumed>) = ? [pid 5969] <... exit_group resumed>) = ? [pid 5977] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053 [pid 5972] rt_sigprocmask(SIG_SETMASK, [], [pid 5970] +++ exited with 0 +++ [pid 5977] <... rseq resumed>) = 0 [pid 5972] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5969] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5969, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5972] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5977] set_robust_list(0x7f7dc568d9a0, 24 [pid 5972] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5977] <... set_robust_list resumed>) = 0 [pid 5977] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5978 [pid 5977] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5972] <... futex resumed>) = 0 [pid 5977] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5972] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5975] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5978 attached [pid 5975] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5972] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5978] set_robust_list(0x55556b8a06a0, 24 [pid 5975] <... futex resumed>) = 0 [pid 5972] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5978] <... set_robust_list resumed>) = 0 [pid 5978] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5978] setpgid(0, 0) = 0 [pid 5975] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5972] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5972] <... futex resumed>) = 0 [pid 5978] <... openat resumed>) = 3 [pid 5978] write(3, "1000", 4) = 4 [pid 5978] close(3) = 0 executing program [pid 5978] write(1, "executing program\n", 18) = 18 [pid 5978] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5978] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5978] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5978] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5978] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5978] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5978] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[5979]}, 88) = 5979 [pid 5978] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5978] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5978] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5979 attached [pid 5972] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5979] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 5979] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 5979] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5979] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5974] <... io_uring_enter resumed>) = 4096 [pid 5979] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5978] <... futex resumed>) = 0 [pid 5979] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5978] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5979] <... futex resumed>) = 0 [pid 5978] <... futex resumed>) = 1 [pid 5979] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5978] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5979] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 5979] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 5972] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5979] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5978] <... futex resumed>) = 0 [pid 5974] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] exit_group(0 [pid 5979] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5978] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5974] <... futex resumed>) = ? [pid 5979] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5971] <... exit_group resumed>) = ? [pid 5978] <... futex resumed>) = 0 [pid 5979] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5978] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5974] +++ exited with 0 +++ [pid 5971] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5971, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5863] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5979] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5979] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5978] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5979] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] <... futex resumed>) = 0 [pid 5979] <... futex resumed>) = 0 [pid 5978] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5980 attached [pid 5979] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5978] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5980 [pid 5979] <... futex resumed>) = 0 [pid 5978] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5979] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5980] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 5980] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5978] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5980] setpgid(0, 0 [pid 5978] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 5980] <... setpgid resumed>) = 0 [pid 5980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5978] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5980] <... openat resumed>) = 3 [pid 5980] write(3, "1000", 4executing program ) = 4 [pid 5980] close(3) = 0 [pid 5980] write(1, "executing program\n", 18) = 18 [pid 5980] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5980] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5980] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5976] <... io_uring_enter resumed>) = 4096 [pid 5980] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5976] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5980] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5980] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5976] <... futex resumed>) = 0 [pid 5980] <... mprotect resumed>) = 0 [pid 5976] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5980] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5973] exit_group(0 [pid 5980] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5976] <... futex resumed>) = ? [pid 5973] <... exit_group resumed>) = ? [pid 5980] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 5981 attached [pid 5976] +++ exited with 0 +++ [pid 5973] +++ exited with 0 +++ [pid 5980] <... clone3 resumed> => {parent_tid=[5981]}, 88) = 5981 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5973, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5980] rt_sigprocmask(SIG_SETMASK, [], [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 5980] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5865] <... restart_syscall resumed>) = 0 [pid 5981] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5980] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5982 attached [pid 5981] <... rseq resumed>) = 0 [pid 5980] <... futex resumed>) = 0 [pid 5982] set_robust_list(0x55556b8a06a0, 24 [pid 5981] set_robust_list(0x7f7dc57139a0, 24 [pid 5980] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5982 [pid 5982] <... set_robust_list resumed>) = 0 [pid 5981] <... set_robust_list resumed>) = 0 [pid 5982] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5981] rt_sigprocmask(SIG_SETMASK, [], [pid 5982] <... prctl resumed>) = 0 [pid 5981] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5982] setpgid(0, 0) = 0 [pid 5981] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5981] <... openat resumed>) = 3 [pid 5982] <... openat resumed>) = 3 [pid 5982] write(3, "1000", 4 [pid 5981] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5982] <... write resumed>) = 4 [pid 5982] close(3 [pid 5981] <... futex resumed>) = 1 [pid 5980] <... futex resumed>) = 0 [pid 5982] <... close resumed>) = 0 [pid 5980] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5981] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5980] <... futex resumed>) = 0 [pid 5982] write(1, "executing program\n", 18) = 18 [pid 5982] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5980] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5981] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5982] <... futex resumed>) = 0 [pid 5982] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5982] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5981] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5982] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5982] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5982] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5982] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5982] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5981] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5981] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5982] <... clone3 resumed> => {parent_tid=[5983]}, 88) = 5983 [pid 5981] <... mmap resumed>) = 0x7f7dc568e000 [pid 5982] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5981] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5983 attached [pid 5982] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5981] <... futex resumed>) = 1 [pid 5980] <... futex resumed>) = 0 [pid 5975] <... io_uring_enter resumed>) = 4096 [pid 5982] <... futex resumed>) = 0 [pid 5982] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5983] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5981] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5980] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5983] <... rseq resumed>) = 0 [pid 5981] <... futex resumed>) = 0 [pid 5980] <... futex resumed>) = 0 [pid 5983] set_robust_list(0x7f7dc57139a0, 24 [pid 5981] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5980] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5983] <... set_robust_list resumed>) = 0 [pid 5980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5983] rt_sigprocmask(SIG_SETMASK, [], [pid 5980] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5983] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5981] <... futex resumed>) = 0 [pid 5980] <... futex resumed>) = 1 [pid 5983] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5981] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5980] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5983] <... openat resumed>) = 3 [pid 5983] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5981] <... futex resumed>) = 0 [pid 5980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5983] <... futex resumed>) = 1 [pid 5982] <... futex resumed>) = 0 [pid 5983] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5982] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5983] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5982] <... futex resumed>) = 0 [pid 5981] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5980] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5983] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5982] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5980] <... futex resumed>) = 0 [pid 5975] <... futex resumed>) = 0 [pid 5972] exit_group(0 [pid 5977] <... futex resumed>) = ? [pid 5972] <... exit_group resumed>) = ? [pid 5977] +++ exited with 0 +++ [pid 5983] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5980] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5983] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5975] +++ exited with 0 +++ [pid 5972] +++ exited with 0 +++ [pid 5983] <... mmap resumed>) = 0x7f7dc568e000 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5972, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5983] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5983] <... futex resumed>) = 1 [pid 5982] <... futex resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5982] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5984 attached ) = 0 [pid 5980] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5984] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 5982] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5984 [pid 5984] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5983] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5979] <... io_uring_enter resumed>) = 4096 [pid 5984] <... prctl resumed>) = 0 [pid 5983] <... futex resumed>) = 1 [pid 5982] <... futex resumed>) = 0 [pid 5984] setpgid(0, 0 [pid 5982] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5984] <... setpgid resumed>) = 0 [pid 5983] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5982] <... futex resumed>) = 0 [pid 5984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5983] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5982] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5979] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5982] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5979] <... futex resumed>) = 0 [pid 5978] exit_group(0 [pid 5984] <... openat resumed>) = 3 [pid 5982] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] <... exit_group resumed>) = ? [pid 5982] <... futex resumed>) = 1 [pid 5983] <... futex resumed>) = 0 [pid 5984] write(3, "1000", 4 [pid 5983] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5982] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5979] +++ exited with 0 +++ [pid 5978] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5978, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5984] <... write resumed>) = 4 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 5985 [pid 5984] close(3) = 0 ./strace-static-x86_64: Process 5985 attached executing program [pid 5984] write(1, "executing program\n", 18) = 18 [pid 5984] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5984] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5985] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 5985] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5984] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5982] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5985] <... prctl resumed>) = 0 [pid 5984] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5985] setpgid(0, 0 [pid 5984] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5985] <... setpgid resumed>) = 0 [pid 5985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5984] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5984] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5985] <... openat resumed>) = 3 [pid 5984] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5984] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}executing program [pid 5985] write(3, "1000", 4) = 4 [pid 5985] close(3) = 0 [pid 5985] write(1, "executing program\n", 18) = 18 [pid 5985] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5985] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5985] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5985] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5985] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5985] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5985] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[5987]}, 88) = 5987 [pid 5985] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5985] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 5987 attached [pid 5985] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5987] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5984] <... clone3 resumed> => {parent_tid=[5986]}, 88) = 5986 [pid 5984] rt_sigprocmask(SIG_SETMASK, [], [pid 5987] <... rseq resumed>) = 0 [pid 5987] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 5987] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5987] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5987] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5985] <... futex resumed>) = 0 [pid 5987] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5985] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5985] <... futex resumed>) = 0 [pid 5987] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5985] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5986 attached [pid 5987] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5984] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5981] <... io_uring_enter resumed>) = 4096 [pid 5986] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5984] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] <... rseq resumed>) = 0 [pid 5986] set_robust_list(0x7f7dc57139a0, 24 [pid 5984] <... futex resumed>) = 0 [pid 5986] <... set_robust_list resumed>) = 0 [pid 5984] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5987] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 5986] rt_sigprocmask(SIG_SETMASK, [], [pid 5987] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5986] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5985] <... futex resumed>) = 0 [pid 5987] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5985] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5987] <... futex resumed>) = 0 [pid 5985] <... futex resumed>) = 0 [pid 5987] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5985] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5985] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] <... futex resumed>) = 0 [pid 5985] <... futex resumed>) = 1 [pid 5987] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5985] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5987] <... futex resumed>) = 0 [pid 5985] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5987] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5985] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5985] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5986] <... openat resumed>) = 3 [pid 5986] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5981] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5981] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5980] exit_group(0 [pid 5981] <... futex resumed>) = ? [pid 5980] <... exit_group resumed>) = ? [pid 5986] <... futex resumed>) = 1 [pid 5984] <... futex resumed>) = 0 [pid 5981] +++ exited with 0 +++ [pid 5980] +++ exited with 0 +++ [pid 5986] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5984] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5980, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5986] <... futex resumed>) = 0 [pid 5984] <... futex resumed>) = 1 [pid 5986] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5984] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5985] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5986] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5988 attached , child_tidptr=0x55556b8a0690) = 5988 [pid 5988] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 5988] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5986] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5988] <... prctl resumed>) = 0 [pid 5986] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5988] setpgid(0, 0 [pid 5984] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5988] <... setpgid resumed>) = 0 [pid 5984] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5986] <... mmap resumed>) = 0x7f7dc568e000 [pid 5984] <... futex resumed>) = 0 [pid 5984] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5986] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5988] <... openat resumed>) = 3 [pid 5986] <... futex resumed>) = 0 [pid 5984] <... mmap resumed>) = 0x7f7dc566d000 [pid 5986] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5983] <... io_uring_enter resumed>) = 4096 [pid 5988] write(3, "1000", 4 [pid 5984] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE [pid 5988] <... write resumed>) = 4 [pid 5988] close(3) = 0 [pid 5983] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5988] write(1, "executing program\n", 18executing program [pid 5984] <... mprotect resumed>) = 0 [pid 5983] <... futex resumed>) = 0 [pid 5988] <... write resumed>) = 18 [pid 5984] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5983] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5988] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5984] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5988] <... futex resumed>) = 0 [pid 5984] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0} [pid 5988] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5984] <... clone3 resumed> => {parent_tid=[5990]}, 88) = 5990 [pid 5988] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5982] exit_group(0 [pid 5988] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5984] rt_sigprocmask(SIG_SETMASK, [], [pid 5988] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5984] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5988] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5984] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 5983] <... futex resumed>) = ? [pid 5982] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5990 attached [pid 5988] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5984] <... futex resumed>) = 0 [pid 5990] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053 [pid 5988] <... mprotect resumed>) = 0 [pid 5984] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5983] +++ exited with 0 +++ [pid 5990] <... rseq resumed>) = 0 [pid 5988] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5990] set_robust_list(0x7f7dc568d9a0, 24 [pid 5988] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5990] <... set_robust_list resumed>) = 0 [pid 5988] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5990] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5988] <... clone3 resumed> => {parent_tid=[5991]}, 88) = 5991 [pid 5990] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5988] rt_sigprocmask(SIG_SETMASK, [], [pid 5990] <... futex resumed>) = 1 [pid 5988] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5984] <... futex resumed>) = 0 [pid 5990] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5988] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5984] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5988] <... futex resumed>) = 0 [pid 5986] <... futex resumed>) = 0 [pid 5984] <... futex resumed>) = 1 [pid 5988] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5986] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5984] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5986] <... futex resumed>) = 0 [pid 5986] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5984] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5984] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] <... futex resumed>) = 0 [pid 5984] <... futex resumed>) = 1 [pid 5986] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5984] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5991 attached [pid 5982] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5982, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5991] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5991] <... rseq resumed>) = 0 [pid 5991] set_robust_list(0x7f7dc57139a0, 24./strace-static-x86_64: Process 5992 attached [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5992 [pid 5992] set_robust_list(0x55556b8a06a0, 24 [pid 5991] <... set_robust_list resumed>) = 0 [pid 5991] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5991] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5992] <... set_robust_list resumed>) = 0 [pid 5992] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5991] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] <... prctl resumed>) = 0 [pid 5991] <... futex resumed>) = 1 [pid 5992] setpgid(0, 0 [pid 5991] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5992] <... setpgid resumed>) = 0 [pid 5988] <... futex resumed>) = 0 [pid 5988] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5991] <... futex resumed>) = 0 [pid 5988] <... futex resumed>) = 1 [pid 5991] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5988] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5992] <... openat resumed>) = 3 [pid 5991] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5992] write(3, "1000", 4 [pid 5991] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 5991] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000executing program [pid 5992] <... write resumed>) = 4 [pid 5991] <... mmap resumed>) = 0x7f7dc568e000 [pid 5992] close(3) = 0 [pid 5992] write(1, "executing program\n", 18) = 18 [pid 5992] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5987] <... io_uring_enter resumed>) = 4096 [pid 5984] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5992] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5991] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5988] <... futex resumed>) = 0 [pid 5991] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5988] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5988] <... futex resumed>) = 0 [pid 5991] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5988] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5991] <... futex resumed>) = 0 [pid 5988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5991] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5988] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5991] <... futex resumed>) = 0 [pid 5988] <... futex resumed>) = 0 [pid 5991] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5988] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5988] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5987] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5992] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5987] <... futex resumed>) = 0 [pid 5992] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5991] <... futex resumed>) = 0 [pid 5988] <... futex resumed>) = 1 [pid 5987] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5992] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5985] exit_group(0 [pid 5987] <... futex resumed>) = ? [pid 5985] <... exit_group resumed>) = ? [pid 5988] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5991] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5992] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5987] +++ exited with 0 +++ [pid 5985] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5985, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5993 attached [pid 5992] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5993 [pid 5993] set_robust_list(0x55556b8a06a0, 24 [pid 5992] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5993] <... set_robust_list resumed>) = 0 [pid 5992] <... clone3 resumed> => {parent_tid=[5994]}, 88) = 5994 [pid 5993] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5992] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5994 attached [pid 5993] <... prctl resumed>) = 0 [pid 5992] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5988] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5993] setpgid(0, 0 [pid 5992] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5994] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5993] <... setpgid resumed>) = 0 [pid 5992] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5994] <... rseq resumed>) = 0 [pid 5994] set_robust_list(0x7f7dc57139a0, 24 [pid 5993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5994] <... set_robust_list resumed>) = 0 [pid 5994] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5994] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5994] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5994] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5993] <... openat resumed>) = 3 [pid 5992] <... futex resumed>) = 0 [pid 5992] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] <... futex resumed>) = 0 [pid 5992] <... futex resumed>) = 1 [pid 5994] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5992] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5994] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5994] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 5993] write(3, "1000", 4) = 4 [pid 5993] close(3 [pid 5994] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5993] <... close resumed>) = 0 [pid 5994] <... mmap resumed>) = 0x7f7dc568e000 [pid 5993] write(1, "executing program\n", 18executing program [pid 5994] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5992] <... futex resumed>) = 0 [pid 5993] <... write resumed>) = 18 [pid 5992] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5994] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5994] <... futex resumed>) = 0 [pid 5994] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5992] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5992] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] <... futex resumed>) = 0 [pid 5992] <... futex resumed>) = 1 [pid 5994] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5994] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5992] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5992] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] <... futex resumed>) = 0 [pid 5992] <... futex resumed>) = 1 [pid 5994] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5992] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5993] <... futex resumed>) = 0 [pid 5986] <... io_uring_enter resumed>) = 4096 [pid 5993] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5993] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5993] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5993] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5993] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5993] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 5995 attached => {parent_tid=[5995]}, 88) = 5995 [pid 5993] rt_sigprocmask(SIG_SETMASK, [], [pid 5995] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5993] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5995] <... rseq resumed>) = 0 [pid 5993] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5995] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 5993] <... futex resumed>) = 0 [pid 5995] rt_sigprocmask(SIG_SETMASK, [], [pid 5993] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5995] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5986] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5995] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5986] <... futex resumed>) = 0 [pid 5995] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5984] exit_group(0 [pid 5995] <... futex resumed>) = 1 [pid 5990] <... futex resumed>) = ? [pid 5984] <... exit_group resumed>) = ? [pid 5995] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5993] <... futex resumed>) = 0 [pid 5990] +++ exited with 0 +++ [pid 5993] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5995] <... futex resumed>) = 0 [pid 5993] <... futex resumed>) = 1 [pid 5992] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5986] +++ exited with 0 +++ [pid 5984] +++ exited with 0 +++ [pid 5995] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5993] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5984, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5995] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5995] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 5995] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5995] <... mmap resumed>) = 0x7f7dc568e000 [pid 5995] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5995] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5996 attached [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5996 [pid 5993] <... futex resumed>) = 0 [pid 5993] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5995] <... futex resumed>) = 0 [pid 5993] <... futex resumed>) = 1 [pid 5995] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5995] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5996] set_robust_list(0x55556b8a06a0, 24 [pid 5993] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5996] <... set_robust_list resumed>) = 0 [pid 5993] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5993] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5996] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5993] <... futex resumed>) = 1 [pid 5991] <... io_uring_enter resumed>) = 4096 [pid 5995] <... futex resumed>) = 0 [pid 5995] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5995] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5993] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5993] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5996] <... prctl resumed>) = 0 [pid 5995] <... futex resumed>) = 0 [pid 5993] <... futex resumed>) = 1 [pid 5996] setpgid(0, 0 [pid 5995] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5993] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5996] <... setpgid resumed>) = 0 [pid 5996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5991] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5991] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5988] exit_group(0 [pid 5991] <... futex resumed>) = ? [pid 5988] <... exit_group resumed>) = ? [pid 5996] write(3, "1000", 4 [pid 5991] +++ exited with 0 +++ [pid 5988] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5988, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5996] <... write resumed>) = 4 [pid 5996] close(3) = 0 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program ./strace-static-x86_64: Process 5997 attached [pid 5996] write(1, "executing program\n", 18 [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 5997 [pid 5997] set_robust_list(0x55556b8a06a0, 24 [pid 5996] <... write resumed>) = 18 [pid 5996] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5997] <... set_robust_list resumed>) = 0 [pid 5996] <... futex resumed>) = 0 [pid 5993] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5996] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5997] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5996] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5996] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5997] <... prctl resumed>) = 0 [pid 5997] setpgid(0, 0 [pid 5996] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5996] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5997] <... setpgid resumed>) = 0 [pid 5997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5996] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5997] <... openat resumed>) = 3 [pid 5997] write(3, "1000", 4 [pid 5996] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5997] <... write resumed>) = 4 [pid 5997] close(3 [pid 5996] <... mprotect resumed>) = 0 [pid 5997] <... close resumed>) = 0 [pid 5996] rt_sigprocmask(SIG_BLOCK, ~[], executing program [pid 5997] write(1, "executing program\n", 18 [pid 5996] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5997] <... write resumed>) = 18 [pid 5996] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5997] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5997] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5996] <... clone3 resumed> => {parent_tid=[5998]}, 88) = 5998 [pid 5997] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5996] rt_sigprocmask(SIG_SETMASK, [], [pid 5997] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5996] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5997] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5996] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5997] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5996] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5998 attached [pid 5997] <... mprotect resumed>) = 0 [pid 5996] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5998] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5997] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5998] <... rseq resumed>) = 0 [pid 5998] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 5998] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5998] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5998] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5996] <... futex resumed>) = 0 [pid 5998] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5997] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5996] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5998] <... futex resumed>) = 0 [pid 5998] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5998] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 5994] <... io_uring_enter resumed>) = 4096 [pid 5994] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5994] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5998] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 5998] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5998] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5996] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5999 attached [pid 5997] <... clone3 resumed> => {parent_tid=[5999]}, 88) = 5999 [pid 5996] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5992] exit_group(0) = ? [pid 5996] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] <... futex resumed>) = ? [pid 5999] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5997] rt_sigprocmask(SIG_SETMASK, [], [pid 5996] <... futex resumed>) = 1 [pid 5997] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5999] <... rseq resumed>) = 0 [pid 5996] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5997] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5998] <... futex resumed>) = 0 [pid 5998] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5997] <... futex resumed>) = 0 [pid 5999] set_robust_list(0x7f7dc57139a0, 24 [pid 5996] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5997] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5998] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5994] +++ exited with 0 +++ [pid 5992] +++ exited with 0 +++ [pid 5996] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5992, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6000 attached [pid 6000] set_robust_list(0x55556b8a06a0, 24 [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6000 [pid 6000] <... set_robust_list resumed>) = 0 [pid 6000] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6000] setpgid(0, 0) = 0 [pid 6000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5998] <... futex resumed>) = 0 [pid 5996] <... futex resumed>) = 1 [pid 6000] write(3, "1000", 4 [pid 5998] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5996] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6000] <... write resumed>) = 4 [pid 5998] <... futex resumed>) = 0 [pid 6000] close(3 [pid 5998] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program [pid 6000] <... close resumed>) = 0 [pid 5996] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6000] write(1, "executing program\n", 18 [pid 5996] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] <... write resumed>) = 18 [pid 6000] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6000] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6000] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6000] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6000] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6000] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5999] <... set_robust_list resumed>) = 0 [pid 5998] <... futex resumed>) = 0 [pid 5996] <... futex resumed>) = 1 [pid 6000] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5998] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6000] <... clone3 resumed> => {parent_tid=[6001]}, 88) = 6001 [pid 6000] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6000] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 6001 attached [pid 6000] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6001] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6001] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6001] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5999] rt_sigprocmask(SIG_SETMASK, [], [pid 5996] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5999] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5999] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5997] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5997] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5999] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5997] <... futex resumed>) = 0 [pid 5997] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5999] <... futex resumed>) = 0 [pid 6001] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5999] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5997] <... mmap resumed>) = 0x7f7dc56d2000 [pid 6001] <... openat resumed>) = 3 [pid 5997] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE [pid 6001] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6000] <... futex resumed>) = 0 [pid 5997] <... mprotect resumed>) = 0 [pid 6001] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6000] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6000] <... futex resumed>) = 0 [pid 6001] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6000] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6001] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5997] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6001] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 5997] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6001] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 5997] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6002 attached [pid 6001] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6000] <... futex resumed>) = 0 [pid 5997] <... clone3 resumed> => {parent_tid=[6002]}, 88) = 6002 [pid 6001] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5997] rt_sigprocmask(SIG_SETMASK, [], [pid 6001] <... futex resumed>) = 0 [pid 6000] <... futex resumed>) = 0 [pid 5997] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6001] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6000] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5997] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5997] <... futex resumed>) = 0 [pid 6002] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6001] <... futex resumed>) = 0 [pid 6000] <... futex resumed>) = 1 [pid 6002] <... rseq resumed>) = 0 [pid 6001] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5997] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6002] set_robust_list(0x7f7dc56f29a0, 24 [pid 6001] <... futex resumed>) = 0 [pid 6000] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6002] <... set_robust_list resumed>) = 0 [pid 6001] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5996] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6002] rt_sigprocmask(SIG_SETMASK, [], [pid 6000] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] <... futex resumed>) = 0 [pid 6000] <... futex resumed>) = 1 [pid 6001] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6000] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6002] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6002] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6002] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5997] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5997] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] <... mmap resumed>) = 0x7f7dc56ad000 [pid 5999] <... futex resumed>) = 0 [pid 6002] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5997] <... futex resumed>) = 1 [pid 5999] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6002] <... mmap resumed>) = ? [pid 6000] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5999] +++ killed by SIGSEGV +++ [pid 6002] +++ killed by SIGSEGV +++ [pid 5997] +++ killed by SIGSEGV +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5997, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5863] restart_syscall(<... resuming interrupted clone ...> [pid 5995] <... io_uring_enter resumed>) = 4096 [pid 5863] <... restart_syscall resumed>) = 0 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6003 ./strace-static-x86_64: Process 6003 attached [pid 6003] set_robust_list(0x55556b8a06a0, 24 [pid 5995] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5995] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6003] <... set_robust_list resumed>) = 0 [pid 5993] exit_group(0 [pid 5995] <... futex resumed>) = ? [pid 5993] <... exit_group resumed>) = ? [pid 6003] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5995] +++ exited with 0 +++ [pid 5993] +++ exited with 0 +++ [pid 6003] <... prctl resumed>) = 0 [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5993, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6003] setpgid(0, 0 [pid 5862] restart_syscall(<... resuming interrupted clone ...> [pid 6003] <... setpgid resumed>) = 0 [pid 6003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5862] <... restart_syscall resumed>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6004 ./strace-static-x86_64: Process 6004 attached [pid 6003] <... openat resumed>) = 3 [pid 6004] set_robust_list(0x55556b8a06a0, 24 [pid 6003] write(3, "1000", 4) = 4 [pid 6003] close(3 [pid 6004] <... set_robust_list resumed>) = 0 [pid 6004] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program executing program ) = 0 [pid 6003] <... close resumed>) = 0 [pid 6004] setpgid(0, 0) = 0 [pid 6003] write(1, "executing program\n", 18 [pid 6004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6003] <... write resumed>) = 18 [pid 6004] write(3, "1000", 4) = 4 [pid 6003] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6004] close(3) = 0 [pid 6004] write(1, "executing program\n", 18) = 18 [pid 6004] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6004] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6004] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6004] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6004] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6004] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6004] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6005 attached [pid 6005] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6004] <... clone3 resumed> => {parent_tid=[6005]}, 88) = 6005 [pid 6005] <... rseq resumed>) = 0 [pid 6004] rt_sigprocmask(SIG_SETMASK, [], [pid 6005] set_robust_list(0x7f7dc57139a0, 24 [pid 6004] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6005] <... set_robust_list resumed>) = 0 [pid 6004] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] rt_sigprocmask(SIG_SETMASK, [], [pid 6004] <... futex resumed>) = 0 [pid 6005] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6004] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6005] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6005] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6003] <... futex resumed>) = 0 [pid 6005] <... futex resumed>) = 1 [pid 6004] <... futex resumed>) = 0 [pid 6003] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6004] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6004] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6005] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6003] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6003] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6003] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6005] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6003] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6005] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6003] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6005] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6003] <... mprotect resumed>) = 0 [pid 6005] <... mmap resumed>) = 0x7f7dc568e000 [pid 6003] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6005] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6004] <... futex resumed>) = 0 [pid 6004] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6004] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6005] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6003] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5998] <... io_uring_enter resumed>) = 4096 [pid 6003] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6005] <... futex resumed>) = 1 [pid 6004] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6007 attached [pid 6004] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6003] <... clone3 resumed> => {parent_tid=[6007]}, 88) = 6007 [pid 6004] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6003] rt_sigprocmask(SIG_SETMASK, [], [pid 6005] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6004] <... futex resumed>) = 0 [pid 6004] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6004] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6005] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5998] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5998] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5996] exit_group(0 [pid 5998] <... futex resumed>) = ? [pid 5996] <... exit_group resumed>) = ? [pid 5998] +++ exited with 0 +++ [pid 5996] +++ exited with 0 +++ [pid 6003] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5996, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6003] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6003] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6001] <... io_uring_enter resumed>) = 4096 [pid 5866] <... restart_syscall resumed>) = 0 [pid 6007] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6001] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6001] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6000] exit_group(0 [pid 6001] <... futex resumed>) = ? [pid 6000] <... exit_group resumed>) = ? [pid 6007] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6007] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6007] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY./strace-static-x86_64: Process 6008 attached ) = 3 [pid 6007] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6003] <... futex resumed>) = 0 [pid 6003] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6003] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6007] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6008] set_robust_list(0x55556b8a06a0, 24 [pid 6001] +++ exited with 0 +++ [pid 6000] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6000, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6008] <... set_robust_list resumed>) = 0 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6008 [pid 5865] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6008] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6009 [pid 6008] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 6009 attached [pid 6008] setpgid(0, 0 [pid 6007] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6009] set_robust_list(0x55556b8a06a0, 24 [pid 6007] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6004] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6009] <... set_robust_list resumed>) = 0 [pid 6007] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6004] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6009] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6007] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6004] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6007] <... mmap resumed>) = 0x7f7dc568e000 [pid 6007] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6003] <... futex resumed>) = 0 [pid 6009] <... prctl resumed>) = 0 [pid 6007] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6003] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6009] setpgid(0, 0 [pid 6008] <... setpgid resumed>) = 0 [pid 6007] <... futex resumed>) = 0 [pid 6003] <... futex resumed>) = 0 [pid 6007] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6003] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6003] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6007] <... futex resumed>) = 0 [pid 6003] <... futex resumed>) = 1 [pid 6007] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6003] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6007] <... futex resumed>) = 0 [pid 6003] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6007] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6003] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6003] <... futex resumed>) = 0 [pid 6007] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6003] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6009] <... setpgid resumed>) = 0 [pid 6008] <... openat resumed>) = 3 [pid 6009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6009] write(3, "1000", 4 [pid 6008] write(3, "1000", 4 [pid 6009] <... write resumed>) = 4 [pid 6009] close(3 [pid 6008] <... write resumed>) = 4 executing program [pid 6009] <... close resumed>) = 0 [pid 6008] close(3 [pid 6009] write(1, "executing program\n", 18) = 18 [pid 6009] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6009] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, executing program NULL, 8) = 0 [pid 6008] <... close resumed>) = 0 [pid 6009] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6008] write(1, "executing program\n", 18) = 18 [pid 6009] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6009] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6008] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6003] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6009] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6008] <... futex resumed>) = 0 [pid 6009] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6009] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6010 attached [pid 6008] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6009] <... clone3 resumed> => {parent_tid=[6010]}, 88) = 6010 [pid 6009] rt_sigprocmask(SIG_SETMASK, [], [pid 6010] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6009] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6008] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6010] <... rseq resumed>) = 0 [pid 6009] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6010] set_robust_list(0x7f7dc57139a0, 24 [pid 6009] <... futex resumed>) = 0 [pid 6010] <... set_robust_list resumed>) = 0 [pid 6009] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6008] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6010] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6008] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6010] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6008] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6010] <... openat resumed>) = 3 [pid 6008] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6010] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6009] <... futex resumed>) = 0 [pid 6010] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6009] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6010] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6009] <... futex resumed>) = 0 [pid 6008] <... mprotect resumed>) = 0 [pid 6010] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6009] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6010] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6010] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6010] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6009] <... futex resumed>) = 0 [pid 6010] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6009] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6010] <... futex resumed>) = 0 [pid 6009] <... futex resumed>) = 0 [pid 6010] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6009] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6009] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6010] <... futex resumed>) = 0 [pid 6009] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6010] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6009] <... futex resumed>) = 0 [pid 6008] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6010] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6009] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6008] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6009] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6011 attached [pid 6011] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6011] set_robust_list(0x7f7dc57139a0, 24 [pid 6009] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6011] <... set_robust_list resumed>) = 0 [pid 6011] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6008] <... clone3 resumed> => {parent_tid=[6011]}, 88) = 6011 [pid 6011] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6008] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6008] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6011] <... futex resumed>) = 0 [pid 6008] <... futex resumed>) = 1 [pid 6011] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6008] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6011] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6008] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6011] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6008] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6011] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6011] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6011] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6011] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6008] <... futex resumed>) = 0 [pid 6011] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6011] <... futex resumed>) = 0 [pid 6008] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6011] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6011] <... futex resumed>) = 0 [pid 6008] <... futex resumed>) = 0 [pid 6011] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6008] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6008] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6011] <... futex resumed>) = 0 [pid 6008] <... futex resumed>) = 1 [pid 6011] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6011] <... futex resumed>) = 0 [pid 6008] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6011] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6008] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6008] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6005] <... io_uring_enter resumed>) = 4096 [pid 6005] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6005] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6004] exit_group(0 [pid 6005] <... futex resumed>) = ? [pid 6004] <... exit_group resumed>) = ? [pid 6005] +++ exited with 0 +++ [pid 6004] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6004, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6013 ./strace-static-x86_64: Process 6013 attached [pid 6013] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6013] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6013] setpgid(0, 0) = 0 [pid 6013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6013] write(3, "1000", 4) = 4 [pid 6013] close(3) = 0 executing program [pid 6013] write(1, "executing program\n", 18) = 18 [pid 6013] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6013] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6013] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6013] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6013] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6003] exit_group(0) = ? [pid 6010] <... io_uring_enter resumed>) = 4096 [pid 6010] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6013] <... mprotect resumed>) = 0 [pid 6013] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6013] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6014 attached [pid 6010] <... futex resumed>) = 0 [pid 6010] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6009] exit_group(0 [pid 6010] <... futex resumed>) = ? [pid 6009] <... exit_group resumed>) = ? [pid 6013] <... clone3 resumed> => {parent_tid=[6014]}, 88) = 6014 [pid 6013] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6013] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6013] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6010] +++ exited with 0 +++ [pid 6014] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6009] +++ exited with 0 +++ [pid 6007] <... io_uring_enter resumed>) = ? [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6009, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6014] <... rseq resumed>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6015 attached [pid 6014] set_robust_list(0x7f7dc57139a0, 24 [pid 6007] +++ exited with 0 +++ [pid 6003] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6003, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6015 [pid 6014] <... set_robust_list resumed>) = 0 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6016 attached [pid 6015] set_robust_list(0x55556b8a06a0, 24 [pid 6014] rt_sigprocmask(SIG_SETMASK, [], [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6016 [pid 6015] <... set_robust_list resumed>) = 0 [pid 6014] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6014] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6015] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6016] set_robust_list(0x55556b8a06a0, 24 [pid 6014] <... openat resumed>) = 3 [pid 6016] <... set_robust_list resumed>) = 0 [pid 6015] setpgid(0, 0 [pid 6014] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6015] <... setpgid resumed>) = 0 [pid 6014] <... futex resumed>) = 1 [pid 6016] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6014] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6013] <... futex resumed>) = 0 [pid 6016] <... prctl resumed>) = 0 [pid 6015] <... openat resumed>) = 3 [pid 6013] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6016] setpgid(0, 0 [pid 6015] write(3, "1000", 4 [pid 6016] <... setpgid resumed>) = 0 [pid 6015] <... write resumed>) = 4 [pid 6014] <... futex resumed>) = 0 [pid 6013] <... futex resumed>) = 1 [pid 6014] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6013] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6015] close(3executing program [pid 6016] <... openat resumed>) = 3 [pid 6015] <... close resumed>) = 0 [pid 6014] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6015] write(1, "executing program\n", 18) = 18 [pid 6014] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6014] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6014] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6013] <... futex resumed>) = 0 [pid 6014] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6013] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] <... futex resumed>) = 0 [pid 6013] <... futex resumed>) = 0 [pid 6014] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6013] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6013] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] <... futex resumed>) = 0 [pid 6013] <... futex resumed>) = 1 [pid 6014] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6013] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6014] <... futex resumed>) = 0 [pid 6013] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 6014] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6013] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6015] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6013] <... futex resumed>) = 0 [pid 6016] write(3, "1000", 4 [pid 6015] <... futex resumed>) = 0 [pid 6013] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6016] <... write resumed>) = 4 [pid 6015] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6016] close(3 [pid 6015] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6016] <... close resumed>) = 0 [pid 6015] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6016] write(1, "executing program\n", 18 [pid 6015] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6016] <... write resumed>) = 18 [pid 6016] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6015] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6016] <... futex resumed>) = 0 [pid 6015] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6016] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6015] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6016] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6015] <... mprotect resumed>) = 0 [pid 6013] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6015] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6016] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6015] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6016] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6015] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6018 attached [pid 6016] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6018] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6016] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6015] <... clone3 resumed> => {parent_tid=[6018]}, 88) = 6018 [pid 6018] <... rseq resumed>) = 0 [pid 6016] <... mprotect resumed>) = 0 [pid 6015] rt_sigprocmask(SIG_SETMASK, [], [pid 6018] set_robust_list(0x7f7dc57139a0, 24 [pid 6016] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6015] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6018] <... set_robust_list resumed>) = 0 [pid 6016] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6015] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6011] <... io_uring_enter resumed>) = 4096 [pid 6018] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6015] <... futex resumed>) = 0 [pid 6016] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6018] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6015] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6016] <... clone3 resumed> => {parent_tid=[6019]}, 88) = 6019 ./strace-static-x86_64: Process 6019 attached [pid 6016] rt_sigprocmask(SIG_SETMASK, [], [pid 6011] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6016] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6016] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6019] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6016] <... futex resumed>) = 0 [pid 6008] exit_group(0 [pid 6019] <... rseq resumed>) = 0 [pid 6019] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6019] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6016] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6008] <... exit_group resumed>) = ? [pid 6019] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6011] <... futex resumed>) = ? [pid 6019] <... openat resumed>) = 3 [pid 6011] +++ exited with 0 +++ [pid 6008] +++ exited with 0 +++ [pid 6018] <... openat resumed>) = 3 [pid 6018] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6008, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6019] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6018] <... futex resumed>) = 1 [pid 6015] <... futex resumed>) = 0 [pid 5866] <... restart_syscall resumed>) = 0 [pid 6018] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6015] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6015] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6020 attached [pid 6018] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6015] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6020] set_robust_list(0x55556b8a06a0, 24 [pid 6018] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6020 [pid 6020] <... set_robust_list resumed>) = 0 [pid 6018] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6019] <... futex resumed>) = 1 [pid 6016] <... futex resumed>) = 0 [pid 6019] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6016] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6016] <... futex resumed>) = 0 [pid 6019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6020] <... prctl resumed>) = 0 [pid 6016] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6019] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6020] setpgid(0, 0 [pid 6019] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6020] <... setpgid resumed>) = 0 [pid 6018] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6019] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6019] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6018] <... mmap resumed>) = 0x7f7dc568e000 [pid 6019] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6016] <... futex resumed>) = 0 [pid 6019] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6018] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6016] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6016] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6019] <... futex resumed>) = 0 [pid 6019] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6019] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6020] <... openat resumed>) = 3 [pid 6018] <... futex resumed>) = 1 [pid 6016] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6015] <... futex resumed>) = 0 [pid 6015] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6016] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] write(3, "1000", 4 [pid 6019] <... futex resumed>) = 0 [pid 6018] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6016] <... futex resumed>) = 1 [pid 6015] <... futex resumed>) = 0 [pid 6019] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6016] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6015] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6020] <... write resumed>) = 4 [pid 6019] <... futex resumed>) = 0 [pid 6018] <... futex resumed>) = 0 [pid 6020] close(3 [pid 6019] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6018] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6016] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6015] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6015] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6018] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6016] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] <... close resumed>) = 0 [pid 6018] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6015] <... futex resumed>) = 0 executing program [pid 6020] write(1, "executing program\n", 18 [pid 6019] <... futex resumed>) = 0 [pid 6018] <... futex resumed>) = 0 [pid 6016] <... futex resumed>) = 1 [pid 6015] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6019] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6018] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6016] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6015] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6015] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6018] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6020] <... write resumed>) = 18 [pid 6018] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6015] <... futex resumed>) = 0 [pid 6015] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6020] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6020] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6016] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6020] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6020] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6020] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6020] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6020] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6020] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6021 attached => {parent_tid=[6021]}, 88) = 6021 [pid 6021] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6020] rt_sigprocmask(SIG_SETMASK, [], [pid 6014] <... io_uring_enter resumed>) = 4096 [pid 6021] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6020] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6021] rt_sigprocmask(SIG_SETMASK, [], [pid 6020] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6021] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6020] <... futex resumed>) = 0 [pid 6021] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6020] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6021] <... openat resumed>) = 3 [pid 6021] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6020] <... futex resumed>) = 0 [pid 6021] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6020] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6020] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6021] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6021] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6021] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6015] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6014] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6014] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6013] exit_group(0) = ? [pid 6014] <... futex resumed>) = ? [pid 6014] +++ exited with 0 +++ [pid 6013] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6013, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6021] <... mmap resumed>) = 0x7f7dc568e000 [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6021] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6020] <... futex resumed>) = 0 [pid 6021] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6020] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6020] <... futex resumed>) = 0 [pid 6021] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6020] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6022 [pid 6021] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6020] <... futex resumed>) = 0 [pid 6021] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6021] <... futex resumed>) = 0 [pid 6020] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6021] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6022 attached [pid 6022] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6022] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6022] setpgid(0, 0) = 0 [pid 6022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6020] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6020] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6022] <... openat resumed>) = 3 [pid 6022] write(3, "1000", 4executing program [pid 6021] <... futex resumed>) = 0 [pid 6020] <... futex resumed>) = 1 [pid 6022] <... write resumed>) = 4 [pid 6021] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6020] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6022] close(3) = 0 [pid 6022] write(1, "executing program\n", 18) = 18 [pid 6022] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6022] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6022] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6022] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6022] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6022] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6022] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6023]}, 88) = 6023 [pid 6022] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6022] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6022] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6023 attached [pid 6023] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6023] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6023] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6023] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6023] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6022] <... futex resumed>) = 0 [pid 6022] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6023] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6022] <... futex resumed>) = 0 [pid 6022] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6023] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6020] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6023] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6018] <... io_uring_enter resumed>) = 4096 [pid 6023] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6018] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6015] exit_group(0) = ? [pid 6023] <... mmap resumed>) = 0x7f7dc568e000 [pid 6023] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6019] <... io_uring_enter resumed>) = 4096 [pid 6018] <... futex resumed>) = ? [pid 6023] <... futex resumed>) = 1 [pid 6022] <... futex resumed>) = 0 [pid 6023] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6022] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6022] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6023] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6018] +++ exited with 0 +++ [pid 6015] +++ exited with 0 +++ [pid 6023] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6022] <... futex resumed>) = 0 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6015, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6023] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6022] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6023] <... futex resumed>) = 0 [pid 6022] <... futex resumed>) = 0 [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 6023] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6022] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6022] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6023] <... futex resumed>) = 0 [pid 6022] <... futex resumed>) = 1 [pid 6023] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6022] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6019] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6016] exit_group(0) = ? [pid 6019] <... futex resumed>) = ? [pid 5865] <... restart_syscall resumed>) = 0 [pid 6019] +++ exited with 0 +++ [pid 6016] +++ exited with 0 +++ [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6016, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- ./strace-static-x86_64: Process 6024 attached [pid 5863] restart_syscall(<... resuming interrupted clone ...> [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6024 [pid 5863] <... restart_syscall resumed>) = 0 [pid 6024] set_robust_list(0x55556b8a06a0, 24 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6024] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 6025 attached [pid 6024] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6025 [pid 6024] <... prctl resumed>) = 0 [pid 6022] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6024] setpgid(0, 0) = 0 [pid 6025] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6025] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6025] setpgid(0, 0 [pid 6024] <... openat resumed>) = 3 [pid 6025] <... setpgid resumed>) = 0 [pid 6024] write(3, "1000", 4) = 4 [pid 6025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6025] write(3, "1000", 4) = 4 [pid 6025] close(3) = 0 [pid 6024] close(3) = 0 [pid 6025] write(1, "executing program\n", 18 [pid 6024] write(1, "executing program\n", 18 [pid 6025] <... write resumed>) = 18 executing program [pid 6025] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6025] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, executing program NULL, 8) = 0 [pid 6025] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6025] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6024] <... write resumed>) = 18 [pid 6025] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6024] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6024] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6024] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6024] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6025] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6024] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6025] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6025] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6024] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6024] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6024] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6025] <... clone3 resumed> => {parent_tid=[6026]}, 88) = 6026 ./strace-static-x86_64: Process 6027 attached [pid 6025] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6025] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6025] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6026 attached [pid 6027] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6024] <... clone3 resumed> => {parent_tid=[6027]}, 88) = 6027 [pid 6026] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6026] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6026] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6026] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6024] rt_sigprocmask(SIG_SETMASK, [], [pid 6027] <... rseq resumed>) = 0 [pid 6024] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6027] set_robust_list(0x7f7dc57139a0, 24 [pid 6026] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6024] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6027] <... set_robust_list resumed>) = 0 [pid 6026] <... futex resumed>) = 1 [pid 6025] <... futex resumed>) = 0 [pid 6024] <... futex resumed>) = 0 [pid 6027] rt_sigprocmask(SIG_SETMASK, [], [pid 6026] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6025] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6027] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6026] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6025] <... futex resumed>) = 0 [pid 6024] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6027] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6026] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6025] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6027] <... openat resumed>) = 3 [pid 6026] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6027] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6024] <... futex resumed>) = 0 [pid 6027] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6026] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6024] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6027] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6024] <... futex resumed>) = 0 [pid 6027] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6026] <... mmap resumed>) = 0x7f7dc568e000 [pid 6024] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6027] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6026] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6021] <... io_uring_enter resumed>) = 4096 [pid 6026] <... futex resumed>) = 1 [pid 6025] <... futex resumed>) = 0 [pid 6027] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6027] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6021] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6027] <... mmap resumed>) = 0x7f7dc568e000 [pid 6021] <... futex resumed>) = 0 [pid 6021] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6020] exit_group(0 [pid 6021] <... futex resumed>) = ? [pid 6020] <... exit_group resumed>) = ? [pid 6026] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6025] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6021] +++ exited with 0 +++ [pid 6020] +++ exited with 0 +++ [pid 6027] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6026] <... futex resumed>) = 0 [pid 6024] <... futex resumed>) = 0 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6020, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6025] <... futex resumed>) = 0 [pid 6026] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6025] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6024] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6025] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6024] <... futex resumed>) = 0 [pid 6024] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6027] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6025] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6027] <... futex resumed>) = 1 [pid 6024] <... futex resumed>) = 0 [pid 6024] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6024] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6027] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6024] <... futex resumed>) = 0 [pid 6024] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6024] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6027] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6026] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5866] <... restart_syscall resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6028 attached [pid 6026] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6028 [pid 6026] <... futex resumed>) = 1 [pid 6025] <... futex resumed>) = 0 [pid 6024] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6025] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6026] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6025] <... futex resumed>) = 0 [pid 6024] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6028] set_robust_list(0x55556b8a06a0, 24 [pid 6024] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6028] <... set_robust_list resumed>) = 0 [pid 6028] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6028] setpgid(0, 0) = 0 [pid 6028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6028] write(3, "1000", 4) = 4 [pid 6028] close(3) = 0 executing program [pid 6028] write(1, "executing program\n", 18) = 18 [pid 6028] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6025] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6028] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6028] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6028] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6028] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6028] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6028] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6029]}, 88) = 6029 [pid 6028] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6028] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6028] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6029 attached [pid 6029] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6029] set_robust_list(0x7f7dc57139a0, 24 [pid 6025] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6029] <... set_robust_list resumed>) = 0 [pid 6029] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6029] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6028] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6029] <... openat resumed>) = 3 [pid 6028] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6029] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6028] <... futex resumed>) = 0 [pid 6029] <... futex resumed>) = 0 [pid 6028] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6029] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6028] <... mmap resumed>) = 0x7f7dc56d2000 [pid 6028] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6028] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6028] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0} => {parent_tid=[6030]}, 88) = 6030 [pid 6028] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6028] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6028] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6030 attached [pid 6023] <... io_uring_enter resumed>) = 4096 [pid 6023] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6023] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6022] exit_group(0 [pid 6023] <... futex resumed>) = ? [pid 6022] <... exit_group resumed>) = ? [pid 6023] +++ exited with 0 +++ [pid 6022] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6022, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6031 ./strace-static-x86_64: Process 6031 attached [pid 6031] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6031] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6031] setpgid(0, 0) = 0 [pid 6031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 6031] write(3, "1000", 4) = 4 [pid 6031] close(3) = 0 [pid 6031] write(1, "executing program\n", 18) = 18 [pid 6031] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6031] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6031] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6031] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6031] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6031] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6031] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6032 attached => {parent_tid=[6032]}, 88) = 6032 [pid 6031] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6031] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6031] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6032] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6032] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6032] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6032] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6032] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6031] <... futex resumed>) = 0 [pid 6032] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6031] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6032] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6031] <... futex resumed>) = 0 [pid 6031] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6032] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6032] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6032] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6030] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6028] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6028] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6029] <... futex resumed>) = 0 [pid 6028] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6032] <... futex resumed>) = 1 [pid 6031] <... futex resumed>) = 0 [pid 6031] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6031] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6030] <... rseq resumed>) = 0 [pid 6029] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6032] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6031] <... futex resumed>) = 0 [pid 6031] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6031] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6032] <... futex resumed>) = 1 [pid 6028] <... futex resumed>) = ? [pid 6032] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6031] <... futex resumed>) = 0 [pid 6032] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6031] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6029] +++ killed by SIGSEGV +++ [pid 6031] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6030] +++ killed by SIGSEGV +++ [pid 6028] +++ killed by SIGSEGV +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6028, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6035 ./strace-static-x86_64: Process 6035 attached [pid 6035] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6035] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6035] setpgid(0, 0) = 0 [pid 6035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 6035] write(3, "1000", 4) = 4 [pid 6035] close(3) = 0 [pid 6035] write(1, "executing program\n", 18) = 18 [pid 6035] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6035] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6035] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6035] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6035] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6035] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6035] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6036 attached [pid 6031] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6036] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6036] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6036] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6036] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6035] <... clone3 resumed> => {parent_tid=[6036]}, 88) = 6036 [pid 6035] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6035] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6036] <... futex resumed>) = 0 [pid 6035] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6036] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6026] <... io_uring_enter resumed>) = 4096 [pid 6026] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6025] exit_group(0) = ? [pid 6036] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6026] <... futex resumed>) = ? [pid 6036] <... futex resumed>) = 0 [pid 6035] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6024] exit_group(0) = ? [pid 6035] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6026] +++ exited with 0 +++ [pid 6025] +++ exited with 0 +++ [pid 6035] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6025, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5863] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6037 attached [pid 6036] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6037] set_robust_list(0x55556b8a06a0, 24 [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6037 executing program [pid 6037] <... set_robust_list resumed>) = 0 [pid 6037] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6037] setpgid(0, 0) = 0 [pid 6037] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6037] write(3, "1000", 4) = 4 [pid 6037] close(3) = 0 [pid 6037] write(1, "executing program\n", 18) = 18 [pid 6037] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6037] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6036] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6037] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6036] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6037] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6037] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6027] <... io_uring_enter resumed>) = ? [pid 6037] <... mprotect resumed>) = 0 [pid 6037] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6037] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6038 attached [pid 6027] +++ exited with 0 +++ [pid 6024] +++ exited with 0 +++ [pid 6037] <... clone3 resumed> => {parent_tid=[6038]}, 88) = 6038 [pid 6036] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6024, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6037] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 6037] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] <... restart_syscall resumed>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6038] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6037] <... futex resumed>) = 0 [pid 6038] <... rseq resumed>) = 0 [pid 6037] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6039 attached [pid 6038] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6039 [pid 6039] set_robust_list(0x55556b8a06a0, 24 [pid 6038] rt_sigprocmask(SIG_SETMASK, [], [pid 6036] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6039] <... set_robust_list resumed>) = 0 [pid 6039] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6038] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6039] <... prctl resumed>) = 0 [pid 6038] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6036] <... mmap resumed>) = 0x7f7dc568e000 [pid 6039] setpgid(0, 0 [pid 6038] <... openat resumed>) = 3 [pid 6036] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6039] <... setpgid resumed>) = 0 [pid 6036] <... futex resumed>) = 1 [pid 6035] <... futex resumed>) = 0 [pid 6035] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6036] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] <... futex resumed>) = 0 [pid 6038] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6039] <... openat resumed>) = 3 [pid 6036] <... futex resumed>) = 0 [pid 6035] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6039] write(3, "1000", 4 [pid 6036] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6035] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6039] <... write resumed>) = 4 [pid 6035] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6036] <... futex resumed>) = 0 [pid 6035] <... futex resumed>) = 1 [pid 6039] close(3 [pid 6036] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6039] <... close resumed>) = 0 [pid 6038] <... futex resumed>) = 1 [pid 6037] <... futex resumed>) = 0 [pid 6036] <... futex resumed>) = 0 [pid 6035] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6038] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6037] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6036] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6035] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6039] write(1, "executing program\n", 18 [pid 6038] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6037] <... futex resumed>) = 0 [pid 6035] <... futex resumed>) = 0 [pid 6039] <... write resumed>) = 18 [pid 6038] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6037] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6035] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6039] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6038] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6039] <... futex resumed>) = 0 [pid 6039] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6038] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6038] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6037] <... futex resumed>) = 0 [pid 6037] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6037] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6038] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6037] <... futex resumed>) = 0 [pid 6037] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6037] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6038] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6037] <... futex resumed>) = 0 [pid 6037] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6037] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6038] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6039] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6039] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6039] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6035] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6039] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6039] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6037] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6039] <... clone3 resumed> => {parent_tid=[6040]}, 88) = 6040 [pid 6039] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6040 attached [pid 6040] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6040] set_robust_list(0x7f7dc57139a0, 24 [pid 6039] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6039] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6039] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6040] <... set_robust_list resumed>) = 0 [pid 6040] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6040] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6040] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6040] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6039] <... futex resumed>) = 0 [pid 6039] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6040] <... futex resumed>) = 0 [pid 6039] <... futex resumed>) = 1 [pid 6040] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6040] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6039] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6040] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6040] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6040] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6039] <... futex resumed>) = 0 [pid 6039] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6040] <... futex resumed>) = 0 [pid 6039] <... futex resumed>) = 1 [pid 6040] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6040] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6039] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6039] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6040] <... futex resumed>) = 0 [pid 6039] <... futex resumed>) = 1 [pid 6040] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6040] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6039] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6032] <... io_uring_enter resumed>) = 4096 [pid 6039] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6039] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6040] <... futex resumed>) = 0 [pid 6039] <... futex resumed>) = 1 [pid 6040] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6039] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6032] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6031] exit_group(0 [pid 6032] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL) = ? [pid 6031] <... exit_group resumed>) = ? [pid 6032] +++ exited with 0 +++ [pid 6031] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6031, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6041 ./strace-static-x86_64: Process 6041 attached [pid 6041] set_robust_list(0x55556b8a06a0, 24 [pid 6039] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6041] <... set_robust_list resumed>) = 0 [pid 6041] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6041] setpgid(0, 0) = 0 [pid 6041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6041] write(3, "1000", 4) = 4 [pid 6041] close(3) = 0 [pid 6041] write(1, "executing program\n", 18executing program ) = 18 [pid 6041] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6041] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6041] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6038] <... io_uring_enter resumed>) = 4096 [pid 6036] <... io_uring_enter resumed>) = 4096 [pid 6036] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6036] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6035] exit_group(0 [pid 6041] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6035] <... exit_group resumed>) = ? [pid 6041] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6036] <... futex resumed>) = ? [pid 6041] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6036] +++ exited with 0 +++ [pid 6035] +++ exited with 0 +++ [pid 6041] <... mprotect resumed>) = 0 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6035, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6041] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6041] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6042]}, 88) = 6042 [pid 6041] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6042 attached [pid 6041] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 6041] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] <... restart_syscall resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6043 attached , child_tidptr=0x55556b8a0690) = 6043 [pid 6043] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6043] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6043] setpgid(0, 0) = 0 [pid 6043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6043] write(3, "1000", 4) = 4 [pid 6043] close(3) = 0 [pid 6043] write(1, "executing program\n", 18 [pid 6042] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6043] <... write resumed>) = 18 [pid 6042] <... rseq resumed>) = 0 [pid 6043] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6042] set_robust_list(0x7f7dc57139a0, 24 [pid 6043] <... futex resumed>) = 0 [pid 6042] <... set_robust_list resumed>) = 0 [pid 6043] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6042] rt_sigprocmask(SIG_SETMASK, [], [pid 6043] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6042] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6043] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6042] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6043] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6042] <... openat resumed>) = 3 [pid 6043] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6042] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6043] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6042] <... futex resumed>) = 1 [pid 6041] <... futex resumed>) = 0 [pid 6043] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6042] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6043] <... mprotect resumed>) = 0 [pid 6043] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6041] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6043] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6043] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6044]}, 88) = 6044 [pid 6043] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6043] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6041] <... futex resumed>) = 1 [pid 6043] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6042] <... futex resumed>) = 0 [pid 6042] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6042] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6042] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6042] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6038] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6042] <... futex resumed>) = 0 [pid 6042] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6037] exit_group(0) = ? ./strace-static-x86_64: Process 6044 attached [pid 6041] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6038] <... futex resumed>) = ? [pid 6041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 6038] +++ exited with 0 +++ [pid 6037] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6037, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5863] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6045 attached [pid 6045] set_robust_list(0x55556b8a06a0, 24 [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6045 [pid 6045] <... set_robust_list resumed>) = 0 [pid 6045] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6045] setpgid(0, 0) = 0 [pid 6045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6045] write(3, "1000", 4) = 4 [pid 6045] close(3) = 0 [pid 6045] write(1, "executing program\n", 18) = 18 [pid 6045] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6045] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6045] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6045] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6045] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6044] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6041] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6044] <... rseq resumed>) = 0 [pid 6041] <... futex resumed>) = 1 [pid 6042] <... futex resumed>) = 0 [pid 6042] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6045] <... mprotect resumed>) = 0 [pid 6042] <... futex resumed>) = 0 [pid 6045] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6042] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6045] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6044] set_robust_list(0x7f7dc57139a0, 24 [pid 6041] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6044] <... set_robust_list resumed>) = 0 [pid 6041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6044] rt_sigprocmask(SIG_SETMASK, [], [pid 6041] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6044] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6042] <... futex resumed>) = 0 [pid 6041] <... futex resumed>) = 1 [pid 6042] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6042] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6045] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6044] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6043] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6041] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6044] <... openat resumed>) = 3 [pid 6043] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6045] <... clone3 resumed> => {parent_tid=[6046]}, 88) = 6046 [pid 6044] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6043] <... futex resumed>) = 0 [pid 6041] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6045] rt_sigprocmask(SIG_SETMASK, [], [pid 6044] <... futex resumed>) = 0 [pid 6043] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6041] <... futex resumed>) = 1 [pid 6045] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6044] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6043] <... mmap resumed>) = 0x7f7dc56d2000 [pid 6042] <... futex resumed>) = 0 [pid 6041] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6045] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6043] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE [pid 6042] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6045] <... futex resumed>) = 0 [pid 6043] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6046 attached [pid 6045] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6046] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6043] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6046] <... rseq resumed>) = 0 [pid 6043] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6046] set_robust_list(0x7f7dc57139a0, 24 [pid 6043] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0} [pid 6046] <... set_robust_list resumed>) = 0 [pid 6046] rt_sigprocmask(SIG_SETMASK, [], [pid 6043] <... clone3 resumed> => {parent_tid=[6047]}, 88) = 6047 [pid 6046] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6043] rt_sigprocmask(SIG_SETMASK, [], [pid 6046] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6043] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6046] <... openat resumed>) = 3 [pid 6043] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6046] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6043] <... futex resumed>) = 0 [pid 6046] <... futex resumed>) = 1 [pid 6045] <... futex resumed>) = 0 [pid 6043] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6046] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6045] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6046] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6045] <... futex resumed>) = 0 [pid 6046] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6045] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6046] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6046] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6046] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6045] <... futex resumed>) = 0 [pid 6046] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6045] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6047 attached [pid 6046] <... futex resumed>) = 0 [pid 6045] <... futex resumed>) = 0 [pid 6047] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6046] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6045] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6045] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6046] <... futex resumed>) = 0 [pid 6045] <... futex resumed>) = 1 [pid 6046] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6045] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6046] <... futex resumed>) = 0 [pid 6045] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6046] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6045] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6047] <... rseq resumed>) = 0 [pid 6045] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6047] set_robust_list(0x7f7dc56f29a0, 24) = 0 [pid 6047] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6047] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6047] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ad000 [pid 6041] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6040] <... io_uring_enter resumed>) = 4096 [pid 6047] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc566d000 [pid 6047] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6043] <... futex resumed>) = 0 [pid 6043] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6043] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6044] <... futex resumed>) = 0 [pid 6044] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6043] <... futex resumed>) = 0 [pid 6043] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6044] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6043] <... futex resumed>) = 0 [pid 6043] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6044] <... futex resumed>) = 0 [pid 6044] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6043] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6043] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6044] <... futex resumed>) = 0 [pid 6043] <... futex resumed>) = 1 [pid 6044] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6047] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6043] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6045] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6040] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6039] exit_group(0 [pid 6040] <... futex resumed>) = 0 [pid 6040] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL) = ? [pid 6039] <... exit_group resumed>) = ? [pid 6040] +++ exited with 0 +++ [pid 6039] +++ exited with 0 +++ [pid 5868] kill(-5952, SIGKILL) = 0 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6039, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5868] kill(5952, SIGKILL) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6048 ./strace-static-x86_64: Process 6048 attached [pid 6048] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6048] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6048] setpgid(0, 0) = 0 [pid 6048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6048] write(3, "1000", 4) = 4 [pid 6048] close(3executing program ) = 0 [pid 6048] write(1, "executing program\n", 18) = 18 [pid 6043] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6048] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6048] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6048] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6048] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6048] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6048] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6048] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6049 attached [pid 6049] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6049] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6049] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6049] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6048] <... clone3 resumed> => {parent_tid=[6049]}, 88) = 6049 [pid 6048] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6048] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6049] <... futex resumed>) = 0 [pid 6048] <... futex resumed>) = 1 [pid 6049] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6048] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6049] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6049] <... futex resumed>) = 0 [pid 6048] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6049] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6048] <... futex resumed>) = 0 [pid 6049] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6048] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6049] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6049] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6049] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6049] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6048] <... futex resumed>) = 0 [pid 6048] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6049] <... futex resumed>) = 0 [pid 6048] <... futex resumed>) = 1 [pid 6049] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6048] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6049] <... futex resumed>) = 0 [pid 6048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6049] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6048] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6049] <... futex resumed>) = 0 [pid 6049] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6048] <... futex resumed>) = 0 [pid 6048] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6048] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6049] <... futex resumed>) = 0 [pid 6048] <... futex resumed>) = 1 [pid 6049] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6048] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6048] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6042] <... io_uring_enter resumed>) = 4096 [pid 6042] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6041] exit_group(0) = ? [pid 6046] <... io_uring_enter resumed>) = 4096 [pid 6042] <... futex resumed>) = ? [pid 6042] +++ exited with 0 +++ [pid 6041] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6041, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6046] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6046] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6045] exit_group(0) = ? ./strace-static-x86_64: Process 6050 attached [pid 6046] <... futex resumed>) = ? [pid 6050] set_robust_list(0x55556b8a06a0, 24 [pid 6046] +++ exited with 0 +++ [pid 6045] +++ exited with 0 +++ [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6050 [pid 6050] <... set_robust_list resumed>) = 0 [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6045, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6050] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5863] restart_syscall(<... resuming interrupted clone ...> [pid 6050] <... prctl resumed>) = 0 [pid 5863] <... restart_syscall resumed>) = 0 [pid 6050] setpgid(0, 0) = 0 [pid 6050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6050] write(3, "1000", 4./strace-static-x86_64: Process 6051 attached ) = 4 [pid 6050] close(3 [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6051 [pid 6050] <... close resumed>) = 0 [pid 6050] write(1, "executing program\n", 18executing program ) = 18 [pid 6051] set_robust_list(0x55556b8a06a0, 24 [pid 6050] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] <... set_robust_list resumed>) = 0 [pid 6051] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6044] <... io_uring_enter resumed>) = 4096 [pid 6051] <... prctl resumed>) = 0 [pid 6051] setpgid(0, 0) = 0 [pid 6051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6051] write(3, "1000", 4 [pid 6044] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] <... write resumed>) = 4 [pid 6044] <... futex resumed>) = 0 [pid 6051] close(3 [pid 6044] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6051] <... close resumed>) = 0 executing program [pid 6051] write(1, "executing program\n", 18 [pid 6043] exit_group(0 [pid 6051] <... write resumed>) = 18 [pid 6047] <... futex resumed>) = ? [pid 6044] <... futex resumed>) = ? [pid 6043] <... exit_group resumed>) = ? [pid 6050] <... futex resumed>) = 0 [pid 6051] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6050] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6047] +++ exited with 0 +++ [pid 6044] +++ exited with 0 +++ [pid 6043] +++ exited with 0 +++ [pid 6051] <... futex resumed>) = 0 [pid 6050] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6050] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6050] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6051] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6050] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6043, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6050] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6051] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6050] <... mprotect resumed>) = 0 [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6051] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6050] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5866] <... restart_syscall resumed>) = 0 [pid 6051] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6050] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6051] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6050] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6051] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6051] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6052 ./strace-static-x86_64: Process 6053 attached [pid 6051] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6052 attached [pid 6053] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6051] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6053] <... rseq resumed>) = 0 [pid 6051] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6053] set_robust_list(0x7f7dc57139a0, 24 [pid 6050] <... clone3 resumed> => {parent_tid=[6053]}, 88) = 6053 [pid 6053] <... set_robust_list resumed>) = 0 [pid 6050] rt_sigprocmask(SIG_SETMASK, [], [pid 6053] rt_sigprocmask(SIG_SETMASK, [], [pid 6050] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6053] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6050] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] <... clone3 resumed> => {parent_tid=[6054]}, 88) = 6054 [pid 6050] <... futex resumed>) = 0 [pid 6053] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6050] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6053] <... openat resumed>) = 3 [pid 6052] set_robust_list(0x55556b8a06a0, 24 [pid 6051] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6054 attached [pid 6053] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6052] <... set_robust_list resumed>) = 0 [pid 6051] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6054] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6053] <... futex resumed>) = 1 [pid 6052] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6051] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6050] <... futex resumed>) = 0 [pid 6054] <... rseq resumed>) = 0 [pid 6053] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6052] <... prctl resumed>) = 0 [pid 6051] <... futex resumed>) = 0 [pid 6050] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6052] setpgid(0, 0 [pid 6051] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6054] set_robust_list(0x7f7dc57139a0, 24 [pid 6052] <... setpgid resumed>) = 0 [pid 6050] <... futex resumed>) = 0 [pid 6054] <... set_robust_list resumed>) = 0 [pid 6053] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6054] rt_sigprocmask(SIG_SETMASK, [], [pid 6052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6050] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6054] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6053] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6052] <... openat resumed>) = 3 [pid 6054] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6052] write(3, "1000", 4 [pid 6054] <... openat resumed>) = 3 [pid 6053] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6052] <... write resumed>) = 4 [pid 6054] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6053] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6052] close(3) = 0 [pid 6054] <... futex resumed>) = 1 [pid 6052] write(1, "executing program\n", 18executing program [pid 6051] <... futex resumed>) = 0 [pid 6054] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6053] <... mmap resumed>) = 0x7f7dc568e000 [pid 6052] <... write resumed>) = 18 [pid 6051] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6052] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] <... futex resumed>) = 0 [pid 6052] <... futex resumed>) = 0 [pid 6051] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6052] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6054] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6053] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6052] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6054] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6052] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6053] <... futex resumed>) = 1 [pid 6052] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6050] <... futex resumed>) = 0 [pid 6054] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6053] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6052] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6050] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6054] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6053] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6052] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6050] <... futex resumed>) = 0 [pid 6054] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6053] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6052] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6054] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6053] <... futex resumed>) = 0 [pid 6052] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6050] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6054] <... mmap resumed>) = 0x7f7dc568e000 [pid 6053] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6052] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6050] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6054] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6052] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6050] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6055 attached [pid 6054] <... futex resumed>) = 1 [pid 6051] <... futex resumed>) = 0 [pid 6052] <... clone3 resumed> => {parent_tid=[6055]}, 88) = 6055 [pid 6051] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6052] rt_sigprocmask(SIG_SETMASK, [], [pid 6051] <... futex resumed>) = 0 [pid 6052] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6051] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6052] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6052] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6055] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6054] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6053] <... futex resumed>) = 0 [pid 6050] <... futex resumed>) = 1 [pid 6053] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6054] <... futex resumed>) = 1 [pid 6051] <... futex resumed>) = 0 [pid 6053] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6050] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6054] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6050] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6055] <... rseq resumed>) = 0 [pid 6055] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6055] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6055] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6055] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6052] <... futex resumed>) = 0 [pid 6055] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6052] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6055] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6052] <... futex resumed>) = 0 [pid 6055] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6052] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6055] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6055] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6050] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6054] <... futex resumed>) = 0 [pid 6051] <... futex resumed>) = 0 [pid 6054] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6053] <... futex resumed>) = 0 [pid 6050] <... futex resumed>) = 1 [pid 6051] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6053] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6050] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6051] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6055] <... mmap resumed>) = 0x7f7dc568e000 [pid 6055] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6052] <... futex resumed>) = 0 [pid 6052] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6052] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6055] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6052] <... futex resumed>) = 0 [pid 6052] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6052] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6055] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6052] <... futex resumed>) = 0 [pid 6052] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6052] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6055] <... futex resumed>) = 1 [pid 6055] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6051] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6054] <... futex resumed>) = 0 [pid 6051] <... futex resumed>) = 1 [pid 6049] <... io_uring_enter resumed>) = 4096 [pid 6054] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6051] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6052] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6052] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6050] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6049] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6048] exit_group(0) = ? [pid 6051] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6049] +++ exited with 0 +++ [pid 6048] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6048, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6056 attached [pid 6056] set_robust_list(0x55556b8a06a0, 24 [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6056 [pid 6056] <... set_robust_list resumed>) = 0 [pid 6056] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6056] setpgid(0, 0) = 0 [pid 6056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 6056] write(3, "1000", 4) = 4 [pid 6056] close(3) = 0 [pid 6056] write(1, "executing program\n", 18) = 18 [pid 6056] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6056] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6056] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6056] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6056] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6056] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6056] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6057 attached => {parent_tid=[6057]}, 88) = 6057 [pid 6056] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6056] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6057] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6056] <... futex resumed>) = 0 [pid 6057] <... rseq resumed>) = 0 [pid 6056] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6057] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6057] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6057] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6057] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6056] <... futex resumed>) = 0 [pid 6056] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6057] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6056] <... futex resumed>) = 0 [pid 6057] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6056] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6057] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6057] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6057] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6056] <... futex resumed>) = 0 [pid 6057] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6056] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6057] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6056] <... futex resumed>) = 0 [pid 6057] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6056] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6057] <... futex resumed>) = 0 [pid 6056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6057] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6056] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6057] <... futex resumed>) = 0 [pid 6056] <... futex resumed>) = 0 [pid 6057] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6056] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6056] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6057] <... futex resumed>) = 0 [pid 6056] <... futex resumed>) = 1 [pid 6057] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6056] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6056] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5868] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5868] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5868] getdents64(3, 0x55556b8a1730 /* 2 entries */, 32768) = 48 [pid 5868] getdents64(3, 0x55556b8a1730 /* 0 entries */, 32768) = 0 [pid 5868] close(3) = 0 [pid 6050] exit_group(0) = ? [pid 6051] exit_group(0) = ? [pid 6052] exit_group(0) = ? [pid 6055] <... io_uring_enter resumed>) = ? [pid 6053] <... io_uring_enter resumed>) = ? [pid 6055] +++ exited with 0 +++ [pid 6052] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6052, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6058 ./strace-static-x86_64: Process 6058 attached [pid 6058] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6058] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6058] setpgid(0, 0) = 0 [pid 6058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6058] write(3, "1000", 4) = 4 [pid 6058] close(3) = 0 [pid 6058] write(1, "executing program\n", 18) = 18 [pid 6058] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6058] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6058] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6058] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6058] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6058] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6058] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6059 attached => {parent_tid=[6059]}, 88) = 6059 [pid 6058] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6058] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6058] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6059] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6059] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6059] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6059] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6059] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6058] <... futex resumed>) = 0 [pid 6058] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6058] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6059] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6054] <... io_uring_enter resumed>) = ? [pid 6054] +++ exited with 0 +++ [pid 6053] +++ exited with 0 +++ [pid 6051] +++ exited with 0 +++ [pid 6050] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6051, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6050, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6059] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6060 attached [pid 6059] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6061 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6060 [pid 6059] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6060] set_robust_list(0x55556b8a06a0, 24 [pid 6059] <... futex resumed>) = 1 [pid 6060] <... set_robust_list resumed>) = 0 [pid 6059] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6060] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6060] setpgid(0, 0) = 0 executing program ./strace-static-x86_64: Process 6061 attached [pid 6060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6058] <... futex resumed>) = 0 [pid 6060] <... openat resumed>) = 3 [pid 6058] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6060] write(3, "1000", 4 [pid 6059] <... futex resumed>) = 0 [pid 6058] <... futex resumed>) = 1 [pid 6060] <... write resumed>) = 4 [pid 6059] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6058] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6060] close(3 [pid 6059] <... futex resumed>) = 0 [pid 6058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6060] <... close resumed>) = 0 [pid 6059] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6058] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6060] write(1, "executing program\n", 18 [pid 6059] <... futex resumed>) = 0 [pid 6058] <... futex resumed>) = 0 [pid 6060] <... write resumed>) = 18 [pid 6059] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6058] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6060] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6060] <... futex resumed>) = 0 [pid 6058] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6060] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6059] <... futex resumed>) = 0 [pid 6058] <... futex resumed>) = 1 [pid 6060] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6059] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6058] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6061] set_robust_list(0x55556b8a06a0, 24 [pid 6060] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6061] <... set_robust_list resumed>) = 0 [pid 6060] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6061] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6060] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6061] <... prctl resumed>) = 0 [pid 6060] <... mprotect resumed>) = 0 [pid 6060] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6061] setpgid(0, 0 [pid 6060] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6060] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6061] <... setpgid resumed>) = 0 [pid 6061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6057] <... io_uring_enter resumed>) = 4096 [pid 6060] <... clone3 resumed> => {parent_tid=[6062]}, 88) = 6062 [pid 6060] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6061] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6062 attached [pid 6060] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6058] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6060] <... futex resumed>) = 0 [pid 6062] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6060] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6062] <... rseq resumed>) = 0 [pid 6061] write(3, "1000", 4 [pid 6062] set_robust_list(0x7f7dc57139a0, 24 [pid 6061] <... write resumed>) = 4 [pid 6062] <... set_robust_list resumed>) = 0 [pid 6057] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6062] rt_sigprocmask(SIG_SETMASK, [], [pid 6057] <... futex resumed>) = 0 [pid 6062] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6057] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6062] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6062] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6060] <... futex resumed>) = 0 [pid 6060] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6056] exit_group(0 [pid 6060] <... futex resumed>) = 0 [pid 6057] <... futex resumed>) = ? [pid 6056] <... exit_group resumed>) = ? executing program [pid 6061] close(3 [pid 6060] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6061] <... close resumed>) = 0 [pid 6061] write(1, "executing program\n", 18) = 18 [pid 6061] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6057] +++ exited with 0 +++ [pid 6056] +++ exited with 0 +++ [pid 6061] <... futex resumed>) = 0 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6056, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 6061] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5865] <... restart_syscall resumed>) = 0 [pid 6061] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6061] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6063 attached [pid 6061] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6063] set_robust_list(0x55556b8a06a0, 24 [pid 6061] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6063] <... set_robust_list resumed>) = 0 [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6063 [pid 6063] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6062] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6061] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6063] <... prctl resumed>) = 0 [pid 6062] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6061] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6063] setpgid(0, 0 [pid 6062] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0executing program [pid 6063] <... setpgid resumed>) = 0 [pid 6062] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6061] <... mprotect resumed>) = 0 [pid 6063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6062] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6061] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6063] <... openat resumed>) = 3 [pid 6062] <... mmap resumed>) = 0x7f7dc568e000 [pid 6063] write(3, "1000", 4 [pid 6062] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6061] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6063] <... write resumed>) = 4 [pid 6062] <... futex resumed>) = 1 [pid 6060] <... futex resumed>) = 0 [pid 6063] close(3 [pid 6062] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6061] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6060] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] <... close resumed>) = 0 [pid 6062] <... futex resumed>) = 0 [pid 6060] <... futex resumed>) = 0 [pid 6063] write(1, "executing program\n", 18 [pid 6062] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6060] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6063] <... write resumed>) = 18 [pid 6060] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6063] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6060] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] <... futex resumed>) = 0 [pid 6062] <... futex resumed>) = 0 [pid 6060] <... futex resumed>) = 1 ./strace-static-x86_64: Process 6064 attached [pid 6063] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6062] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6060] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6063] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6062] <... futex resumed>) = 0 [pid 6061] <... clone3 resumed> => {parent_tid=[6064]}, 88) = 6064 [pid 6060] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6063] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6062] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6060] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6061] rt_sigprocmask(SIG_SETMASK, [], [pid 6060] <... futex resumed>) = 0 [pid 6063] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6061] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6060] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6063] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6061] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6061] <... futex resumed>) = 0 [pid 6063] <... mprotect resumed>) = 0 [pid 6061] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6064] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6063] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6064] <... rseq resumed>) = 0 [pid 6063] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6064] set_robust_list(0x7f7dc57139a0, 24 [pid 6063] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6065 attached [pid 6064] <... set_robust_list resumed>) = 0 [pid 6064] rt_sigprocmask(SIG_SETMASK, [], [pid 6063] <... clone3 resumed> => {parent_tid=[6065]}, 88) = 6065 [pid 6064] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6063] rt_sigprocmask(SIG_SETMASK, [], [pid 6064] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6063] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6064] <... openat resumed>) = 3 [pid 6063] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6064] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] <... futex resumed>) = 0 [pid 6064] <... futex resumed>) = 1 [pid 6063] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6061] <... futex resumed>) = 0 [pid 6064] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6065] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6061] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6065] <... rseq resumed>) = 0 [pid 6065] set_robust_list(0x7f7dc57139a0, 24 [pid 6064] <... futex resumed>) = 0 [pid 6061] <... futex resumed>) = 1 [pid 6064] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6061] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6064] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6064] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6065] <... set_robust_list resumed>) = 0 [pid 6064] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6065] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6065] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6065] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6064] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6065] <... futex resumed>) = 1 [pid 6064] <... mmap resumed>) = 0x7f7dc568e000 [pid 6063] <... futex resumed>) = 0 [pid 6065] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6064] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6065] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6064] <... futex resumed>) = 1 [pid 6063] <... futex resumed>) = 0 [pid 6061] <... futex resumed>) = 0 [pid 6065] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6064] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6063] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6061] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6065] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6061] <... futex resumed>) = 0 [pid 6065] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6064] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6065] <... mmap resumed>) = 0x7f7dc568e000 [pid 6064] <... futex resumed>) = 0 [pid 6061] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6065] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6064] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6061] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6065] <... futex resumed>) = 1 [pid 6063] <... futex resumed>) = 0 [pid 6065] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6061] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6065] <... futex resumed>) = 0 [pid 6063] <... futex resumed>) = 0 [pid 6065] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6064] <... futex resumed>) = 0 [pid 6063] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6061] <... futex resumed>) = 1 [pid 6064] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6064] <... futex resumed>) = 0 [pid 6063] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6064] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6060] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6065] <... futex resumed>) = 0 [pid 6063] <... futex resumed>) = 1 [pid 6065] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6065] <... futex resumed>) = 0 [pid 6063] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6065] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6063] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6061] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6063] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6061] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6061] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6064] <... futex resumed>) = 0 [pid 6061] <... futex resumed>) = 1 [pid 6064] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6061] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6063] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6061] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6058] exit_group(0) = ? [pid 6059] <... io_uring_enter resumed>) = ? [pid 6059] +++ exited with 0 +++ [pid 6058] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6058, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6066 attached [pid 6066] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6066] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6066 [pid 6066] <... prctl resumed>) = 0 executing program [pid 6066] setpgid(0, 0) = 0 [pid 6066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6066] write(3, "1000", 4) = 4 [pid 6066] close(3) = 0 [pid 6066] write(1, "executing program\n", 18) = 18 [pid 6066] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6066] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6060] exit_group(0) = ? [pid 6066] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6066] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6066] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6066] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6066] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6067 attached [pid 6067] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6066] <... clone3 resumed> => {parent_tid=[6067]}, 88) = 6067 [pid 6067] <... rseq resumed>) = 0 [pid 6066] rt_sigprocmask(SIG_SETMASK, [], [pid 6067] set_robust_list(0x7f7dc57139a0, 24 [pid 6066] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6067] <... set_robust_list resumed>) = 0 [pid 6066] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] rt_sigprocmask(SIG_SETMASK, [], [pid 6066] <... futex resumed>) = 0 [pid 6067] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6066] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6067] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6067] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6066] <... futex resumed>) = 0 [pid 6067] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6066] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6066] <... futex resumed>) = 0 [pid 6066] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6067] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6062] <... io_uring_enter resumed>) = ? [pid 6067] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6064] <... io_uring_enter resumed>) = 4096 [pid 6067] <... mmap resumed>) = 0x7f7dc568e000 [pid 6067] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6066] <... futex resumed>) = 0 [pid 6067] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6066] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] <... futex resumed>) = 0 [pid 6066] <... futex resumed>) = 0 [pid 6067] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6066] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6062] +++ exited with 0 +++ [pid 6060] +++ exited with 0 +++ [pid 6066] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] <... futex resumed>) = 0 [pid 6066] <... futex resumed>) = 1 [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6060, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6067] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6066] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6067] <... futex resumed>) = 0 [pid 5862] restart_syscall(<... resuming interrupted clone ...> [pid 6067] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6066] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6066] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] <... futex resumed>) = 0 [pid 6066] <... futex resumed>) = 1 [pid 6067] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6066] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5862] <... restart_syscall resumed>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6068 attached [pid 6063] exit_group(0 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6068 [pid 6063] <... exit_group resumed>) = ? [pid 6068] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6068] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6068] setpgid(0, 0) = 0 [pid 6068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6068] write(3, "1000", 4) = 4 [pid 6068] close(3) = 0 executing program [pid 6068] write(1, "executing program\n", 18) = 18 [pid 6068] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6068] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6068] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6068] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6068] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6068] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6065] <... io_uring_enter resumed>) = ? [pid 6068] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6068] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6069 attached => {parent_tid=[6069]}, 88) = 6069 [pid 6068] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6068] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6069] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6068] <... futex resumed>) = 0 [pid 6065] +++ exited with 0 +++ [pid 6063] +++ exited with 0 +++ [pid 6069] <... rseq resumed>) = 0 [pid 6069] set_robust_list(0x7f7dc57139a0, 24 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6063, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6069] <... set_robust_list resumed>) = 0 [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 6069] rt_sigprocmask(SIG_SETMASK, [], [pid 6068] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6064] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] <... restart_syscall resumed>) = 0 [pid 6069] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6061] exit_group(0 [pid 6069] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6061] <... exit_group resumed>) = ? [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6070 attached [pid 6064] <... futex resumed>) = ? [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6070 [pid 6069] <... openat resumed>) = 3 [pid 6070] set_robust_list(0x55556b8a06a0, 24 [pid 6069] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6066] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6064] +++ exited with 0 +++ [pid 6061] +++ exited with 0 +++ [pid 6069] <... futex resumed>) = 1 [pid 6068] <... futex resumed>) = 0 [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6061, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6069] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6068] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6070] <... set_robust_list resumed>) = 0 [pid 6069] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6068] <... futex resumed>) = 0 [pid 6069] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6068] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6070] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6069] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6070] <... prctl resumed>) = 0 [pid 6069] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6071 [pid 6070] setpgid(0, 0 [pid 6069] <... mmap resumed>) = 0x7f7dc568e000 ./strace-static-x86_64: Process 6071 attached [pid 6070] <... setpgid resumed>) = 0 [pid 6069] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6068] <... futex resumed>) = 0 [pid 6070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6069] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6068] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6069] <... futex resumed>) = 0 [pid 6068] <... futex resumed>) = 0 [pid 6069] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6068] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6068] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6069] <... futex resumed>) = 0 [pid 6068] <... futex resumed>) = 1 [pid 6069] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6068] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6069] <... futex resumed>) = 0 [pid 6068] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6069] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6068] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6069] <... futex resumed>) = 0 [pid 6068] <... futex resumed>) = 1 [pid 6069] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6071] set_robust_list(0x55556b8a06a0, 24 [pid 6070] <... openat resumed>) = 3 [pid 6068] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6071] <... set_robust_list resumed>) = 0 [pid 6070] write(3, "1000", 4 [pid 6071] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6070] <... write resumed>) = 4 [pid 6070] close(3executing program [pid 6071] <... prctl resumed>) = 0 [pid 6070] <... close resumed>) = 0 [pid 6071] setpgid(0, 0 [pid 6070] write(1, "executing program\n", 18 [pid 6071] <... setpgid resumed>) = 0 [pid 6070] <... write resumed>) = 18 [pid 6070] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6068] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6070] <... futex resumed>) = 0 [pid 6070] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6070] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6071] <... openat resumed>) = 3 executing program [pid 6071] write(3, "1000", 4) = 4 [pid 6071] close(3) = 0 [pid 6071] write(1, "executing program\n", 18) = 18 [pid 6071] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6071] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6071] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6071] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6071] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6071] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6071] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6072]}, 88) = 6072 [pid 6071] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6072 attached [pid 6071] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6071] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6072] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6070] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6070] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6070] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6072] <... rseq resumed>) = 0 [pid 6070] <... mprotect resumed>) = 0 [pid 6072] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6072] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6072] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6072] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6071] <... futex resumed>) = 0 [pid 6071] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6071] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6072] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6070] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6072] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6070] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6070] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6073]}, 88) = 6073 ./strace-static-x86_64: Process 6073 attached [pid 6072] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6070] rt_sigprocmask(SIG_SETMASK, [], [pid 6073] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6072] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6071] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6070] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6073] <... rseq resumed>) = 0 [pid 6070] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6070] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6073] set_robust_list(0x7f7dc57139a0, 24 [pid 6072] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6071] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6073] <... set_robust_list resumed>) = 0 [pid 6071] <... futex resumed>) = 0 [pid 6073] rt_sigprocmask(SIG_SETMASK, [], [pid 6072] <... mmap resumed>) = 0x7f7dc568e000 [pid 6071] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc566d000 [pid 6073] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6072] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6070] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6070] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6070] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6073] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6072] <... futex resumed>) = 0 [pid 6071] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE [pid 6070] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6067] <... io_uring_enter resumed>) = 4096 [pid 6071] <... mprotect resumed>) = 0 [pid 6070] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6073] <... openat resumed>) = 3 [pid 6072] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6071] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6070] <... futex resumed>) = 0 [pid 6067] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6073] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6071] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6070] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6073] <... futex resumed>) = 0 [pid 6071] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0} [pid 6070] <... mmap resumed>) = 0x7f7dc56d2000 [pid 6067] <... futex resumed>) = 0 [pid 6070] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6070] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6070] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0} => {parent_tid=[6074]}, 88) = 6074 [pid 6070] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6070] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6066] exit_group(0./strace-static-x86_64: Process 6074 attached [pid 6070] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6066] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6075 attached [pid 6073] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6075] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053 [pid 6071] <... clone3 resumed> => {parent_tid=[6075]}, 88) = 6075 [pid 6074] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053) = 0 [pid 6074] set_robust_list(0x7f7dc56f29a0, 24) = 0 [pid 6074] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6074] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6067] +++ exited with 0 +++ [pid 6071] rt_sigprocmask(SIG_SETMASK, [], [pid 6075] <... rseq resumed>) = 0 [pid 6066] +++ exited with 0 +++ [pid 6075] set_robust_list(0x7f7dc568d9a0, 24 [pid 6074] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6071] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6066, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6075] <... set_robust_list resumed>) = 0 [pid 6074] <... mmap resumed>) = 0x7f7dc56ad000 [pid 6071] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6074] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6071] <... futex resumed>) = 0 [pid 6075] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6074] <... mmap resumed>) = 0x7f7dc566d000 [pid 6071] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6075] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6074] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6069] <... io_uring_enter resumed>) = 4096 [pid 6075] <... futex resumed>) = 1 [pid 6074] <... futex resumed>) = 1 [pid 6071] <... futex resumed>) = 0 [pid 6070] <... futex resumed>) = 0 [pid 6075] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6074] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6071] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6070] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6072] <... futex resumed>) = 0 [pid 6073] <... futex resumed>) = 0 [pid 6071] <... futex resumed>) = 1 [pid 6070] <... futex resumed>) = 1 [pid 6073] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6072] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6071] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6070] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6073] <... futex resumed>) = 0 [pid 6072] <... futex resumed>) = 0 [pid 6070] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6073] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6072] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6071] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6070] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] <... restart_syscall resumed>) = 0 [pid 6073] <... futex resumed>) = 0 [pid 6071] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6070] <... futex resumed>) = 0 executing program [pid 6073] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6072] <... futex resumed>) = 0 [pid 6071] <... futex resumed>) = 1 [pid 6070] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6069] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6072] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6070] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6076 attached [pid 6070] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6076] set_robust_list(0x55556b8a06a0, 24 [pid 6070] <... futex resumed>) = 1 [pid 6068] exit_group(0 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6076 [pid 6076] <... set_robust_list resumed>) = 0 [pid 6070] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6068] <... exit_group resumed>) = ? [pid 6076] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6076] setpgid(0, 0) = 0 [pid 6076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6076] write(3, "1000", 4) = 4 [pid 6076] close(3 [pid 6069] <... futex resumed>) = ? [pid 6076] <... close resumed>) = 0 [pid 6076] write(1, "executing program\n", 18) = 18 [pid 6076] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6076] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6076] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6076] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6076] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6076] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6076] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6073] <... futex resumed>) = 0 [pid 6076] <... clone3 resumed> => {parent_tid=[6077]}, 88) = 6077 [pid 6076] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6073] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6076] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6076] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6069] +++ exited with 0 +++ [pid 6068] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6068, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6078 attached , child_tidptr=0x55556b8a0690) = 6078 [pid 6078] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6078] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6078] setpgid(0, 0) = 0 [pid 6078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6078] write(3, "1000", 4) = 4 [pid 6078] close(3executing program ) = 0 [pid 6078] write(1, "executing program\n", 18) = 18 [pid 6078] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6078] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, ./strace-static-x86_64: Process 6077 attached NULL, 8) = 0 [pid 6071] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6078] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6078] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6078] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6078] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6078] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6079 attached => {parent_tid=[6079]}, 88) = 6079 [pid 6078] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6078] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6078] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6079] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6079] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6079] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6079] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6079] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6078] <... futex resumed>) = 0 [pid 6078] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6078] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6079] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6079] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6077] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6079] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6077] set_robust_list(0x7f7dc57139a0, 24 [pid 6070] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6070] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6079] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6070] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6079] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6077] <... set_robust_list resumed>) = 0 [pid 6076] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6079] <... futex resumed>) = 1 [pid 6078] <... futex resumed>) = 0 [pid 6077] rt_sigprocmask(SIG_SETMASK, [], [pid 6076] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6079] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6078] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6076] <... futex resumed>) = 0 [pid 6079] <... futex resumed>) = 0 [pid 6078] <... futex resumed>) = 0 [pid 6076] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6079] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6078] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6076] <... mmap resumed>) = 0x7f7dc56d2000 [pid 6078] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6076] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE [pid 6078] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6076] <... mprotect resumed>) = 0 [pid 6079] <... futex resumed>) = 0 [pid 6078] <... futex resumed>) = 1 [pid 6079] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6078] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6079] <... futex resumed>) = 0 [pid 6078] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6079] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6078] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6079] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6077] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6076] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6077] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6079] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6078] <... futex resumed>) = 0 [pid 6077] <... openat resumed>) = 3 [pid 6076] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6077] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6071] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6077] <... futex resumed>) = 0 [pid 6077] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6076] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6080 attached [pid 6078] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6076] <... clone3 resumed> => {parent_tid=[6080]}, 88) = 6080 [pid 6076] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6076] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6080] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6076] <... futex resumed>) = 0 [pid 6080] <... rseq resumed>) = 0 [pid 6076] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6080] set_robust_list(0x7f7dc56f29a0, 24) = 0 [pid 6080] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6080] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6080] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ad000 [pid 6080] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc566d000 [pid 6080] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6076] <... futex resumed>) = 0 [pid 6080] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6076] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6077] <... futex resumed>) = 0 [pid 6076] <... futex resumed>) = 1 [pid 6077] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6076] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6078] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6077] <... futex resumed>) = 0 [pid 6076] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6077] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6076] <... futex resumed>) = 0 [pid 6077] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6076] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6076] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6076] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6077] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6076] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6072] <... io_uring_enter resumed>) = 4096 [pid 6072] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6071] exit_group(0 [pid 6075] <... futex resumed>) = ? [pid 6071] <... exit_group resumed>) = ? [pid 6075] +++ exited with 0 +++ [pid 6072] +++ exited with 0 +++ [pid 6071] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6071, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6073] <... io_uring_enter resumed>) = 4096 [pid 6073] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6081 ./strace-static-x86_64: Process 6081 attached [pid 6073] <... futex resumed>) = 0 [pid 6081] set_robust_list(0x55556b8a06a0, 24 [pid 6073] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program [pid 6081] <... set_robust_list resumed>) = 0 [pid 6070] exit_group(0 [pid 6074] <... futex resumed>) = ? [pid 6073] <... futex resumed>) = ? [pid 6070] <... exit_group resumed>) = ? [pid 6073] +++ exited with 0 +++ [pid 6081] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6081] setpgid(0, 0) = 0 [pid 6081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6081] write(3, "1000", 4) = 4 [pid 6081] close(3) = 0 [pid 6081] write(1, "executing program\n", 18) = 18 [pid 6081] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6081] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6081] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6081] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6081] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6074] +++ exited with 0 +++ [pid 6070] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6070, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6081] <... mprotect resumed>) = 0 [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 6081] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6081] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6082 attached => {parent_tid=[6082]}, 88) = 6082 [pid 5865] <... restart_syscall resumed>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6083 [pid 6082] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6081] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6081] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6081] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6082] <... rseq resumed>) = 0 [pid 6082] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6082] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6082] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6082] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6081] <... futex resumed>) = 0 [pid 6081] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6081] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6083 attached [pid 6082] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6082] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6082] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6082] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6081] <... futex resumed>) = 0 [pid 6081] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6081] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6082] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6081] <... futex resumed>) = 0 [pid 6081] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6081] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6082] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6081] <... futex resumed>) = 0 [pid 6081] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6081] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6082] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6083] set_robust_list(0x55556b8a06a0, 24 [pid 6077] <... io_uring_enter resumed>) = 4096 [pid 6083] <... set_robust_list resumed>) = 0 [pid 6079] <... io_uring_enter resumed>) = 4096 [pid 6079] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6079] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6083] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6078] exit_group(0 [pid 6079] <... futex resumed>) = ? [pid 6078] <... exit_group resumed>) = ? [pid 6083] <... prctl resumed>) = 0 [pid 6079] +++ exited with 0 +++ [pid 6078] +++ exited with 0 +++ [pid 6083] setpgid(0, 0 [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6078, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...> [pid 6083] <... setpgid resumed>) = 0 [pid 6077] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] <... restart_syscall resumed>) = 0 [pid 6083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6077] <... futex resumed>) = 0 [pid 6076] exit_group(0 [pid 6081] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6080] <... futex resumed>) = ? [pid 6076] <... exit_group resumed>) = ? [pid 6083] <... openat resumed>) = 3 [pid 6081] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6080] +++ exited with 0 +++ [pid 6081] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6084 attached , child_tidptr=0x55556b8a0690) = 6084 [pid 6084] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6084] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6077] +++ exited with 0 +++ [pid 6076] +++ exited with 0 +++ [pid 6083] write(3, "1000", 4 [pid 6084] setpgid(0, 0) = 0 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6076, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6084] <... openat resumed>) = 3 [pid 6084] write(3, "1000", 4 [pid 6083] <... write resumed>) = 4 [pid 5866] <... restart_syscall resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6083] close(3 [pid 6084] <... write resumed>) = 4 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6085 [pid 6084] close(3 [pid 6083] <... close resumed>) = 0 executing program ./strace-static-x86_64: Process 6085 attached [pid 6084] <... close resumed>) = 0 [pid 6083] write(1, "executing program\n", 18) = 18 [pid 6085] set_robust_list(0x55556b8a06a0, 24 [pid 6083] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6085] <... set_robust_list resumed>) = 0 [pid 6083] <... futex resumed>) = 0 [pid 6085] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6083] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6085] <... prctl resumed>) = 0 executing program [pid 6085] setpgid(0, 0 [pid 6084] write(1, "executing program\n", 18 [pid 6083] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6085] <... setpgid resumed>) = 0 [pid 6083] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6084] <... write resumed>) = 18 [pid 6083] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6085] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6083] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6084] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6083] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6084] <... futex resumed>) = 0 [pid 6085] <... openat resumed>) = 3 [pid 6083] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6085] write(3, "1000", 4 [pid 6084] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6083] <... mprotect resumed>) = 0 [pid 6084] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6085] <... write resumed>) = 4 [pid 6084] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6083] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6084] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6085] close(3 [pid 6084] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6083] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6084] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6083] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6085] <... close resumed>) = 0 [pid 6084] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITEexecuting program ./strace-static-x86_64: Process 6086 attached [pid 6085] write(1, "executing program\n", 18 [pid 6084] <... mprotect resumed>) = 0 [pid 6084] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6085] <... write resumed>) = 18 [pid 6083] <... clone3 resumed> => {parent_tid=[6086]}, 88) = 6086 [pid 6086] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6085] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6084] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6083] rt_sigprocmask(SIG_SETMASK, [], [pid 6086] <... rseq resumed>) = 0 [pid 6085] <... futex resumed>) = 0 [pid 6084] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6083] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6087 attached [pid 6086] set_robust_list(0x7f7dc57139a0, 24 [pid 6085] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6084] <... clone3 resumed> => {parent_tid=[6087]}, 88) = 6087 [pid 6083] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6084] rt_sigprocmask(SIG_SETMASK, [], [pid 6087] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6084] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6087] <... rseq resumed>) = 0 [pid 6086] <... set_robust_list resumed>) = 0 [pid 6085] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6084] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6083] <... futex resumed>) = 0 [pid 6086] rt_sigprocmask(SIG_SETMASK, [], [pid 6084] <... futex resumed>) = 0 [pid 6084] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6086] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6085] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6083] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6085] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6086] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6085] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6087] set_robust_list(0x7f7dc57139a0, 24 [pid 6086] <... openat resumed>) = 3 [pid 6085] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6087] <... set_robust_list resumed>) = 0 [pid 6087] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6087] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6087] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6084] <... futex resumed>) = 0 [pid 6087] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6084] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6087] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6084] <... futex resumed>) = 0 [pid 6084] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6087] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6087] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6087] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6084] <... futex resumed>) = 0 [pid 6084] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6084] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6085] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6086] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6087] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6084] <... futex resumed>) = 0 [pid 6084] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6084] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6087] <... futex resumed>) = 1 [pid 6087] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6084] <... futex resumed>) = 0 [pid 6084] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6084] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6087] <... futex resumed>) = 1 [pid 6087] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6086] <... futex resumed>) = 1 [pid 6085] <... mprotect resumed>) = 0 [pid 6083] <... futex resumed>) = 0 [pid 6086] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6085] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6083] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6085] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6083] <... futex resumed>) = 0 [pid 6086] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6086] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6085] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6083] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6086] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6086] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6085] <... clone3 resumed> => {parent_tid=[6088]}, 88) = 6088 [pid 6085] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6088 attached [pid 6086] <... mmap resumed>) = 0x7f7dc568e000 [pid 6085] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6086] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6085] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6086] <... futex resumed>) = 1 [pid 6083] <... futex resumed>) = 0 [pid 6088] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6083] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6086] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6085] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6083] <... futex resumed>) = 0 [pid 6086] <... futex resumed>) = 0 [pid 6083] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6088] <... rseq resumed>) = 0 [pid 6086] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6083] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6086] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6083] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6086] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6083] <... futex resumed>) = 0 [pid 6088] set_robust_list(0x7f7dc57139a0, 24 [pid 6086] <... futex resumed>) = 0 [pid 6083] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6088] <... set_robust_list resumed>) = 0 [pid 6086] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6083] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6088] rt_sigprocmask(SIG_SETMASK, [], [pid 6086] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6083] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6086] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6083] <... futex resumed>) = 0 [pid 6088] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6083] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6088] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6088] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6088] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6085] <... futex resumed>) = 0 [pid 6085] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6088] <... futex resumed>) = 0 [pid 6085] <... futex resumed>) = 1 [pid 6088] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6085] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6088] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6088] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6084] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6088] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6088] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6088] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6085] <... futex resumed>) = 0 [pid 6088] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6085] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6088] <... futex resumed>) = 0 [pid 6085] <... futex resumed>) = 1 [pid 6088] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6088] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6085] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6085] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6083] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6088] <... futex resumed>) = 0 [pid 6085] <... futex resumed>) = 1 [pid 6088] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6085] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6088] <... futex resumed>) = 0 [pid 6088] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6082] <... io_uring_enter resumed>) = 4096 [pid 6085] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6085] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6088] <... futex resumed>) = 0 [pid 6088] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6085] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6082] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6081] exit_group(0) = ? [pid 6082] +++ exited with 0 +++ [pid 6081] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6081, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6089 ./strace-static-x86_64: Process 6089 attached [pid 6085] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6089] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6089] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6089] setpgid(0, 0) = 0 [pid 6089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6089] write(3, "1000", 4) = 4 [pid 6089] close(3) = 0 executing program [pid 6089] write(1, "executing program\n", 18) = 18 [pid 6089] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6089] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6089] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6089] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6089] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6089] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6089] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6087] <... io_uring_enter resumed>) = 4096 [pid 6086] <... io_uring_enter resumed>) = 4096 [pid 6089] <... clone3 resumed> => {parent_tid=[6090]}, 88) = 6090 [pid 6087] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6090 attached ) = 0 [pid 6089] rt_sigprocmask(SIG_SETMASK, [], [pid 6086] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6089] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6090] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6087] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6090] <... rseq resumed>) = 0 [pid 6089] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6086] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6090] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6089] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6084] exit_group(0 [pid 6090] rt_sigprocmask(SIG_SETMASK, [], [pid 6083] exit_group(0 [pid 6087] <... futex resumed>) = ? [pid 6084] <... exit_group resumed>) = ? [pid 6083] <... exit_group resumed>) = ? [pid 6086] <... futex resumed>) = ? [pid 6090] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6087] +++ exited with 0 +++ [pid 6086] +++ exited with 0 +++ [pid 6084] +++ exited with 0 +++ [pid 6083] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6084, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6083, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6090] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6091 attached [pid 6090] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6089] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6090] <... futex resumed>) = 0 [pid 6091] set_robust_list(0x55556b8a06a0, 24 [pid 6090] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6091 [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6092 [pid 6090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6089] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6090] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6089] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6092 attached [pid 6092] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6092] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6090] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 executing program [pid 6089] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6091] <... set_robust_list resumed>) = 0 [pid 6092] <... prctl resumed>) = 0 [pid 6092] setpgid(0, 0) = 0 [pid 6091] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6090] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6092] write(3, "1000", 4) = 4 [pid 6092] close(3) = 0 [pid 6092] write(1, "executing program\n", 18) = 18 [pid 6092] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6092] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6092] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6092] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6092] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6092] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6091] <... prctl resumed>) = 0 [pid 6090] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6092] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6091] setpgid(0, 0 [pid 6090] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6092] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6091] <... setpgid resumed>) = 0 [pid 6088] <... io_uring_enter resumed>) = 4096 [pid 6091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6090] <... mmap resumed>) = 0x7f7dc568e000 [pid 6088] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6085] exit_group(0 [pid 6088] <... futex resumed>) = ? [pid 6085] <... exit_group resumed>) = ? [pid 6091] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6093 attached [pid 6091] write(3, "1000", 4 [pid 6090] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6088] +++ exited with 0 +++ [pid 6085] +++ exited with 0 +++ [pid 6091] <... write resumed>) = 4 [pid 6090] <... futex resumed>) = 1 [pid 6091] close(3 [pid 6089] <... futex resumed>) = 0 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6085, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6090] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6091] <... close resumed>) = 0 executing program [pid 6090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6089] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6093] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6091] write(1, "executing program\n", 18 [pid 6089] <... futex resumed>) = 0 [pid 6091] <... write resumed>) = 18 [pid 6089] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6093] <... rseq resumed>) = 0 [pid 6091] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6092] <... clone3 resumed> => {parent_tid=[6093]}, 88) = 6093 [pid 6092] rt_sigprocmask(SIG_SETMASK, [], [pid 6091] <... futex resumed>) = 0 [pid 6092] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6092] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6092] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6091] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6093] set_robust_list(0x7f7dc57139a0, 24 [pid 6090] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6093] <... set_robust_list resumed>) = 0 [pid 6091] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6090] <... futex resumed>) = 1 [pid 6089] <... futex resumed>) = 0 [pid 6093] rt_sigprocmask(SIG_SETMASK, [], [pid 6089] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6091] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6093] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6091] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6090] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6089] <... futex resumed>) = 0 [pid 6093] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6091] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6090] <... futex resumed>) = 0 [pid 6089] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6091] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6090] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6094 attached [pid 6094] set_robust_list(0x55556b8a06a0, 24 [pid 6093] <... openat resumed>) = 3 [pid 6091] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 6089] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6094 [pid 6094] <... set_robust_list resumed>) = 0 [pid 6094] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6091] <... mprotect resumed>) = 0 [pid 6090] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6089] <... futex resumed>) = 0 [pid 6094] <... prctl resumed>) = 0 [pid 6092] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6091] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6094] setpgid(0, 0 [pid 6092] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6092] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56d2000 [pid 6092] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6092] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6092] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0} => {parent_tid=[6095]}, 88) = 6095 [pid 6092] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6092] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6092] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6095 attached [pid 6094] <... setpgid resumed>) = 0 [pid 6091] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6089] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6095] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053) = 0 [pid 6094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6091] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6095] set_robust_list(0x7f7dc56f29a0, 24./strace-static-x86_64: Process 6096 attached [pid 6094] <... openat resumed>) = 3 [pid 6095] <... set_robust_list resumed>) = 0 [pid 6095] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6091] <... clone3 resumed> => {parent_tid=[6096]}, 88) = 6096 [pid 6094] write(3, "1000", 4 [pid 6091] rt_sigprocmask(SIG_SETMASK, [], [pid 6094] <... write resumed>) = 4 [pid 6091] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6094] close(3 [pid 6091] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6094] <... close resumed>) = 0 [pid 6094] write(1, "executing program\n", 18 [pid 6091] <... futex resumed>) = 0 [pid 6095] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6091] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6094] <... write resumed>) = 18 [pid 6095] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6094] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6095] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6096] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6094] <... futex resumed>) = 0 [pid 6093] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6095] <... mmap resumed>) = 0x7f7dc56ad000 [pid 6095] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc566d000 [pid 6096] <... rseq resumed>) = 0 [pid 6094] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6093] <... futex resumed>) = 0 [pid 6095] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6093] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6096] set_robust_list(0x7f7dc57139a0, 24 [pid 6094] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6096] <... set_robust_list resumed>) = 0 [pid 6096] rt_sigprocmask(SIG_SETMASK, [], [pid 6095] <... futex resumed>) = 1 [pid 6094] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6096] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6094] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6092] <... futex resumed>) = 0 [pid 6092] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6092] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6095] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6093] <... futex resumed>) = 0 [pid 6093] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6092] <... futex resumed>) = 0 [pid 6092] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6092] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6093] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6092] <... futex resumed>) = 0 [pid 6092] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6092] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6096] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6094] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6093] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6094] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6096] <... openat resumed>) = 3 [pid 6094] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6096] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6094] <... mprotect resumed>) = 0 [pid 6091] <... futex resumed>) = 0 [pid 6096] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6091] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6091] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6094] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6096] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6094] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6089] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6096] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6094] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6096] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0./strace-static-x86_64: Process 6097 attached ) = 0x7f7dc56ce000 [pid 6097] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6094] <... clone3 resumed> => {parent_tid=[6097]}, 88) = 6097 [pid 6097] <... rseq resumed>) = 0 [pid 6094] rt_sigprocmask(SIG_SETMASK, [], [pid 6097] set_robust_list(0x7f7dc57139a0, 24 [pid 6094] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6097] <... set_robust_list resumed>) = 0 [pid 6094] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6097] rt_sigprocmask(SIG_SETMASK, [], [pid 6094] <... futex resumed>) = 0 [pid 6094] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6097] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6097] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6097] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6094] <... futex resumed>) = 0 [pid 6097] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6094] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6097] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6097] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6094] <... futex resumed>) = 0 [pid 6097] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6094] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6097] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6097] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6097] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6096] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6097] <... futex resumed>) = 1 [pid 6094] <... futex resumed>) = 0 [pid 6094] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6097] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6094] <... futex resumed>) = 0 [pid 6097] <... futex resumed>) = 0 [pid 6094] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6097] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6094] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6097] <... futex resumed>) = 0 [pid 6094] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6097] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6094] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6097] <... futex resumed>) = 0 [pid 6094] <... futex resumed>) = 0 [pid 6097] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6094] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6092] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6091] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6096] <... mmap resumed>) = 0x7f7dc568e000 [pid 6091] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6096] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6091] <... futex resumed>) = 0 [pid 6091] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc566d000 [pid 6091] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6091] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6091] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0} => {parent_tid=[6098]}, 88) = 6098 [pid 6091] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6091] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6091] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6098 attached [pid 6098] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053) = 0 [pid 6098] set_robust_list(0x7f7dc568d9a0, 24) = 0 [pid 6098] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6098] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6091] <... futex resumed>) = 0 [pid 6091] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6091] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6098] <... futex resumed>) = 1 [pid 6098] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6096] <... futex resumed>) = 1 [pid 6094] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6091] <... futex resumed>) = 0 [pid 6091] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=43000000} [pid 6096] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6091] <... futex resumed>) = 0 [pid 6091] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6091] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6096] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6091] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6093] <... io_uring_enter resumed>) = 4096 [pid 6093] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6093] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6092] exit_group(0) = ? [pid 6095] <... futex resumed>) = ? [pid 6095] +++ exited with 0 +++ [pid 6093] <... futex resumed>) = ? [pid 6093] +++ exited with 0 +++ [pid 6092] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6092, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6099 attached [pid 6099] set_robust_list(0x55556b8a06a0, 24 [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6099 [pid 6099] <... set_robust_list resumed>) = 0 [pid 6099] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6099] setpgid(0, 0) = 0 [pid 6099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6099] write(3, "1000", 4) = 4 executing program [pid 6099] close(3) = 0 [pid 6099] write(1, "executing program\n", 18) = 18 [pid 6099] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6099] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6099] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6099] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6099] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6099] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6099] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6100]}, 88) = 6100 [pid 6099] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6099] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6099] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6100 attached [pid 6100] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6100] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6100] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6100] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6100] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6099] <... futex resumed>) = 0 [pid 6099] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6099] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6100] <... futex resumed>) = 1 [pid 6100] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6100] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6100] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6100] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6099] <... futex resumed>) = 0 [pid 6099] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6099] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6100] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6099] <... futex resumed>) = 0 [pid 6099] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6099] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6100] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6099] <... futex resumed>) = 0 [pid 6100] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6099] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6099] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6090] <... io_uring_enter resumed>) = 4096 [pid 6090] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6089] exit_group(0 [pid 6090] <... futex resumed>) = ? [pid 6089] <... exit_group resumed>) = ? [pid 6090] +++ exited with 0 +++ [pid 6089] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6089, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5863] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6101 [pid 6094] exit_group(0) = ? [pid 6099] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6101 attached [pid 6101] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6097] <... io_uring_enter resumed>) = ? [pid 6101] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6101] setpgid(0, 0) = 0 [pid 6101] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 6101] write(3, "1000", 4) = 4 [pid 6097] +++ exited with 0 +++ [pid 6094] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6094, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6101] close(3) = 0 [pid 6101] write(1, "executing program\n", 18 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6102 attached [pid 6101] <... write resumed>) = 18 [pid 6096] <... io_uring_enter resumed>) = 4096 [pid 6101] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6101] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6096] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6096] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6102] set_robust_list(0x55556b8a06a0, 24 [pid 6101] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6102 [pid 6091] exit_group(0 [pid 6102] <... set_robust_list resumed>) = 0 [pid 6101] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6091] <... exit_group resumed>) = ? [pid 6098] <... futex resumed>) = ? [pid 6102] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6098] +++ exited with 0 +++ [pid 6096] <... futex resumed>) = ? [pid 6102] <... prctl resumed>) = 0 [pid 6096] +++ exited with 0 +++ [pid 6091] +++ exited with 0 +++ [pid 6102] setpgid(0, 0executing program ) = 0 [pid 6101] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6091, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6101] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5862] restart_syscall(<... resuming interrupted clone ...> [pid 6102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6101] <... mmap resumed>) = 0x7f7dc56f3000 [pid 5862] <... restart_syscall resumed>) = 0 [pid 6102] <... openat resumed>) = 3 [pid 6102] write(3, "1000", 4) = 4 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6102] close(3./strace-static-x86_64: Process 6103 attached ) = 0 [pid 6102] write(1, "executing program\n", 18 [pid 6103] set_robust_list(0x55556b8a06a0, 24 [pid 6102] <... write resumed>) = 18 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6103 [pid 6102] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6101] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6103] <... set_robust_list resumed>) = 0 [pid 6102] <... futex resumed>) = 0 [pid 6103] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6102] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6101] <... mprotect resumed>) = 0 [pid 6103] <... prctl resumed>) = 0 [pid 6102] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6103] setpgid(0, 0 [pid 6102] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6101] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6103] <... setpgid resumed>) = 0 [pid 6103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6102] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6101] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6102] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6101] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6104]}, 88) = 6104 [pid 6101] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6101] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6101] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6104 attached [pid 6103] <... openat resumed>) = 3 [pid 6102] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6104] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6102] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6103] write(3, "1000", 4 [pid 6104] <... rseq resumed>) = 0 [pid 6103] <... write resumed>) = 4 [pid 6102] <... mprotect resumed>) = 0 [pid 6104] set_robust_list(0x7f7dc57139a0, 24 [pid 6103] close(3 [pid 6102] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6104] <... set_robust_list resumed>) = 0 [pid 6103] <... close resumed>) = 0 executing program [pid 6103] write(1, "executing program\n", 18 [pid 6104] rt_sigprocmask(SIG_SETMASK, [], [pid 6102] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6103] <... write resumed>) = 18 [pid 6104] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6103] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6102] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6105 attached [pid 6104] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6103] <... futex resumed>) = 0 [pid 6104] <... openat resumed>) = 3 [pid 6103] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6102] <... clone3 resumed> => {parent_tid=[6105]}, 88) = 6105 [pid 6105] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6104] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6103] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6102] rt_sigprocmask(SIG_SETMASK, [], [pid 6105] <... rseq resumed>) = 0 [pid 6104] <... futex resumed>) = 1 [pid 6103] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6102] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6101] <... futex resumed>) = 0 [pid 6105] set_robust_list(0x7f7dc57139a0, 24 [pid 6104] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6103] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6102] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6101] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6105] <... set_robust_list resumed>) = 0 [pid 6103] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6102] <... futex resumed>) = 0 [pid 6101] <... futex resumed>) = 0 [pid 6105] rt_sigprocmask(SIG_SETMASK, [], [pid 6103] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6102] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6101] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6105] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6104] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6103] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6105] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6104] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6103] <... mprotect resumed>) = 0 [pid 6100] <... io_uring_enter resumed>) = 4096 [pid 6103] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6105] <... openat resumed>) = 3 [pid 6104] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6103] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6104] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6103] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6100] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6106 attached [pid 6104] <... mmap resumed>) = 0x7f7dc568e000 [pid 6106] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6104] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6103] <... clone3 resumed> => {parent_tid=[6106]}, 88) = 6106 [pid 6106] <... rseq resumed>) = 0 [pid 6104] <... futex resumed>) = 1 [pid 6103] rt_sigprocmask(SIG_SETMASK, [], [pid 6099] exit_group(0 [pid 6106] set_robust_list(0x7f7dc57139a0, 24 [pid 6104] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6103] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6106] <... set_robust_list resumed>) = 0 [pid 6103] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6101] <... futex resumed>) = 0 [pid 6099] <... exit_group resumed>) = ? [pid 6106] rt_sigprocmask(SIG_SETMASK, [], [pid 6103] <... futex resumed>) = 0 [pid 6106] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6103] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6101] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6106] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6101] <... futex resumed>) = 1 [pid 6104] <... futex resumed>) = 0 [pid 6106] <... openat resumed>) = 3 [pid 6104] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6101] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6106] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6105] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6104] <... futex resumed>) = 0 [pid 6100] <... futex resumed>) = ? [pid 6101] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6105] <... futex resumed>) = 1 [pid 6104] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6102] <... futex resumed>) = 0 [pid 6101] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6106] <... futex resumed>) = 1 [pid 6104] <... futex resumed>) = 0 [pid 6103] <... futex resumed>) = 0 [pid 6102] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6101] <... futex resumed>) = 0 [pid 6104] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6101] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6103] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6102] <... futex resumed>) = 0 [pid 6101] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6103] <... futex resumed>) = 0 [pid 6102] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6101] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6103] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6104] <... futex resumed>) = 0 [pid 6101] <... futex resumed>) = 1 [pid 6104] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6101] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6106] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6105] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6100] +++ exited with 0 +++ [pid 6099] +++ exited with 0 +++ [pid 6106] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6105] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6099, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 6105] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6106] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6105] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5865] <... restart_syscall resumed>) = 0 [pid 6106] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6105] <... mmap resumed>) = 0x7f7dc568e000 [pid 6106] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6105] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6106] <... mmap resumed>) = 0x7f7dc568e000 [pid 6105] <... futex resumed>) = 1 [pid 6102] <... futex resumed>) = 0 [pid 6106] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6105] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6102] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6106] <... futex resumed>) = 1 [pid 6105] <... futex resumed>) = 0 [pid 6103] <... futex resumed>) = 0 [pid 6102] <... futex resumed>) = 0 [pid 6105] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6103] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6102] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6103] <... futex resumed>) = 0 [pid 6102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6103] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6102] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6105] <... futex resumed>) = 0 [pid 6102] <... futex resumed>) = 1 [pid 6105] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6102] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6105] <... futex resumed>) = 0 [pid 6102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6105] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6102] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6102] <... futex resumed>) = 0 [pid 6105] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6102] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6106] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6103] <... futex resumed>) = 0 [pid 6103] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6107 attached ) = 0 [pid 6103] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6107] set_robust_list(0x55556b8a06a0, 24 [pid 6106] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6101] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6107 [pid 6107] <... set_robust_list resumed>) = 0 [pid 6106] <... futex resumed>) = 1 [pid 6103] <... futex resumed>) = 0 [pid 6103] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6103] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6106] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6102] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6107] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6107] setpgid(0, 0) = 0 [pid 6107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6107] write(3, "1000", 4) = 4 [pid 6103] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6103] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6103] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6107] close(3) = 0 [pid 6107] write(1, "executing program\n", 18executing program ) = 18 [pid 6107] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6107] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6107] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6107] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6107] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6107] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6107] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6108 attached [pid 6104] <... io_uring_enter resumed>) = 4096 [pid 6107] <... clone3 resumed> => {parent_tid=[6108]}, 88) = 6108 [pid 6107] rt_sigprocmask(SIG_SETMASK, [], [pid 6108] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6108] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6108] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6108] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6107] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6107] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6108] <... futex resumed>) = 0 [pid 6107] <... futex resumed>) = 1 [pid 6108] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6108] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6107] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6104] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6108] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6107] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6104] <... futex resumed>) = 0 [pid 6107] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6104] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6101] exit_group(0 [pid 6104] <... futex resumed>) = ? [pid 6101] <... exit_group resumed>) = ? [pid 6108] <... futex resumed>) = 0 [pid 6107] <... futex resumed>) = 1 [pid 6108] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6108] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6107] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6108] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6104] +++ exited with 0 +++ [pid 6101] +++ exited with 0 +++ [pid 6108] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6101, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6108] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6107] <... futex resumed>) = 0 [pid 6108] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6107] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6108] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6107] <... futex resumed>) = 0 [pid 6108] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6107] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6108] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6107] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6107] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6109 ./strace-static-x86_64: Process 6109 attached [pid 6108] <... futex resumed>) = 0 [pid 6108] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6108] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6107] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6109] set_robust_list(0x55556b8a06a0, 24 [pid 6107] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6109] <... set_robust_list resumed>) = 0 [pid 6108] <... futex resumed>) = 0 [pid 6107] <... futex resumed>) = 1 [pid 6109] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6108] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6107] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6109] <... prctl resumed>) = 0 [pid 6109] setpgid(0, 0) = 0 [pid 6109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6109] write(3, "1000", 4) = 4 [pid 6109] close(3) = 0 [pid 6109] write(1, "executing program\n", 18executing program [pid 6105] <... io_uring_enter resumed>) = 4096 [pid 6109] <... write resumed>) = 18 [pid 6106] <... io_uring_enter resumed>) = 4096 [pid 6106] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6103] exit_group(0) = ? [pid 6106] +++ exited with 0 +++ [pid 6103] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6103, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...> [pid 6109] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6105] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] <... restart_syscall resumed>) = 0 [pid 6109] <... futex resumed>) = 0 [pid 6102] exit_group(0 [pid 6109] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6107] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6105] <... futex resumed>) = ? [pid 6102] <... exit_group resumed>) = ? [pid 6109] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6109] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6105] +++ exited with 0 +++ [pid 6102] +++ exited with 0 +++ [pid 6109] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6102, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6110 [pid 6109] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6109] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6109] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6110 attached [], 8) = 0 [pid 6109] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6111 attached [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6109] <... clone3 resumed> => {parent_tid=[6111]}, 88) = 6111 [pid 6109] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6112 attached [pid 6109] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6112 [pid 6109] <... futex resumed>) = 0 [pid 6109] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6111] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6111] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6111] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6111] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6111] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6109] <... futex resumed>) = 0 [pid 6109] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6109] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6111] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6111] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6110] set_robust_list(0x55556b8a06a0, 24 [pid 6112] set_robust_list(0x55556b8a06a0, 24 [pid 6111] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6110] <... set_robust_list resumed>) = 0 [pid 6112] <... set_robust_list resumed>) = 0 [pid 6111] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6112] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6111] <... mmap resumed>) = 0x7f7dc568e000 [pid 6112] <... prctl resumed>) = 0 [pid 6111] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6110] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6112] setpgid(0, 0 [pid 6110] <... prctl resumed>) = 0 [pid 6112] <... setpgid resumed>) = 0 [pid 6110] setpgid(0, 0) = 0 [pid 6111] <... futex resumed>) = 1 [pid 6110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6109] <... futex resumed>) = 0 [pid 6112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6109] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6110] <... openat resumed>) = 3 [pid 6109] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program executing program [pid 6112] <... openat resumed>) = 3 [pid 6111] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6110] write(3, "1000", 4 [pid 6112] write(3, "1000", 4 [pid 6110] <... write resumed>) = 4 [pid 6112] <... write resumed>) = 4 [pid 6110] close(3 [pid 6112] close(3 [pid 6111] <... futex resumed>) = 1 [pid 6110] <... close resumed>) = 0 [pid 6109] <... futex resumed>) = 0 [pid 6112] <... close resumed>) = 0 [pid 6112] write(1, "executing program\n", 18 [pid 6110] write(1, "executing program\n", 18 [pid 6109] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6112] <... write resumed>) = 18 [pid 6109] <... futex resumed>) = 0 [pid 6112] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6110] <... write resumed>) = 18 [pid 6112] <... futex resumed>) = 0 [pid 6110] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6112] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6109] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6112] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6110] <... futex resumed>) = 0 [pid 6112] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6110] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6112] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6110] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6112] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6111] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6110] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6111] <... futex resumed>) = 1 [pid 6110] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6109] <... futex resumed>) = 0 [pid 6110] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6109] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6110] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6112] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6110] <... mprotect resumed>) = 0 [pid 6112] <... mprotect resumed>) = 0 [pid 6109] <... futex resumed>) = 0 [pid 6109] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6112] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6110] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6112] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6113 attached [pid 6111] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6110] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6113] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6112] <... clone3 resumed> => {parent_tid=[6113]}, 88) = 6113 [pid 6110] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6112] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6113] <... rseq resumed>) = 0 [pid 6112] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6110] <... clone3 resumed> => {parent_tid=[6114]}, 88) = 6114 ./strace-static-x86_64: Process 6114 attached [pid 6113] set_robust_list(0x7f7dc57139a0, 24 [pid 6112] <... futex resumed>) = 0 [pid 6110] rt_sigprocmask(SIG_SETMASK, [], [pid 6114] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6113] <... set_robust_list resumed>) = 0 [pid 6112] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6110] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6114] <... rseq resumed>) = 0 [pid 6113] rt_sigprocmask(SIG_SETMASK, [], [pid 6110] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6114] set_robust_list(0x7f7dc57139a0, 24 [pid 6113] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6110] <... futex resumed>) = 0 [pid 6113] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6110] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6114] <... set_robust_list resumed>) = 0 [pid 6114] rt_sigprocmask(SIG_SETMASK, [], [pid 6113] <... openat resumed>) = 3 [pid 6114] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6113] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6109] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6114] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6113] <... futex resumed>) = 1 [pid 6112] <... futex resumed>) = 0 [pid 6113] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6112] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6114] <... openat resumed>) = 3 [pid 6112] <... futex resumed>) = 0 [pid 6114] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6113] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6112] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6114] <... futex resumed>) = 1 [pid 6113] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6110] <... futex resumed>) = 0 [pid 6114] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6113] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6110] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6110] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6114] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6113] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6114] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6113] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6112] <... futex resumed>) = 0 [pid 6114] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6113] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6112] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6114] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6113] <... futex resumed>) = 0 [pid 6112] <... futex resumed>) = 0 [pid 6114] <... mmap resumed>) = 0x7f7dc568e000 [pid 6113] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6112] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6114] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6112] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6114] <... futex resumed>) = 1 [pid 6112] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6110] <... futex resumed>) = 0 [pid 6114] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6113] <... futex resumed>) = 0 [pid 6112] <... futex resumed>) = 1 [pid 6110] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6113] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6112] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6114] <... futex resumed>) = 0 [pid 6110] <... futex resumed>) = 0 [pid 6114] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6113] <... futex resumed>) = 0 [pid 6112] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6110] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6113] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6112] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6110] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6112] <... futex resumed>) = 0 [pid 6110] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6112] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6114] <... futex resumed>) = 0 [pid 6110] <... futex resumed>) = 1 [pid 6114] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6110] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6114] <... futex resumed>) = 0 [pid 6110] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6114] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6110] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6108] <... io_uring_enter resumed>) = 4096 [pid 6110] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6108] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6108] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6107] exit_group(0 [pid 6108] <... futex resumed>) = ? [pid 6107] <... exit_group resumed>) = ? [pid 6108] +++ exited with 0 +++ [pid 6107] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6107, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6115 attached [pid 6115] set_robust_list(0x55556b8a06a0, 24 [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6115 [pid 6115] <... set_robust_list resumed>) = 0 [pid 6115] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6115] setpgid(0, 0) = 0 [pid 6115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6115] write(3, "1000", 4) = 4 [pid 6115] close(3) = 0 executing program [pid 6115] write(1, "executing program\n", 18) = 18 [pid 6115] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6115] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6115] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6115] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6115] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6115] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6115] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6116]}, 88) = 6116 ./strace-static-x86_64: Process 6116 attached [pid 6115] rt_sigprocmask(SIG_SETMASK, [], [pid 6112] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6115] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6115] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6115] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6116] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6110] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6116] <... rseq resumed>) = 0 [pid 6116] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6116] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6115] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6116] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6115] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6115] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56d2000 [pid 6115] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE [pid 6116] <... openat resumed>) = 3 [pid 6115] <... mprotect resumed>) = 0 [pid 6116] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6115] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6115] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0} => {parent_tid=[6117]}, 88) = 6117 [pid 6115] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6115] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6115] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6117 attached [pid 6116] <... futex resumed>) = 0 [pid 6116] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6117] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053) = 0 [pid 6117] set_robust_list(0x7f7dc56f29a0, 24) = 0 [pid 6117] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6117] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6115] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6115] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6116] <... futex resumed>) = 0 [pid 6115] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6117] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6116] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6115] <... futex resumed>) = ? [pid 6116] +++ killed by SIGSEGV +++ [pid 6117] +++ killed by SIGSEGV +++ [pid 6115] +++ killed by SIGSEGV +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6115, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6118 ./strace-static-x86_64: Process 6118 attached [pid 6118] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6111] <... io_uring_enter resumed>) = 4096 [pid 6111] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6111] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6109] exit_group(0 [pid 6111] <... futex resumed>) = ? [pid 6109] <... exit_group resumed>) = ? [pid 6118] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6111] +++ exited with 0 +++ [pid 6109] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6109, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5863] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6119 attached , child_tidptr=0x55556b8a0690) = 6119 [pid 6119] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6119] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6119] setpgid(0, 0) = 0 [pid 6119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6118] <... prctl resumed>) = 0 [pid 6118] setpgid(0, 0 [pid 6119] write(3, "1000", 4 [pid 6118] <... setpgid resumed>) = 0 [pid 6119] <... write resumed>) = 4 [pid 6119] close(3) = 0 executing program [pid 6119] write(1, "executing program\n", 18 [pid 6118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6113] <... io_uring_enter resumed>) = 4096 [pid 6119] <... write resumed>) = 18 [pid 6118] <... openat resumed>) = 3 [pid 6119] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6119] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6119] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6118] write(3, "1000", 4 [pid 6119] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6118] <... write resumed>) = 4 [pid 6113] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6118] close(3 [pid 6113] <... futex resumed>) = 0 [pid 6119] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6119] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6119] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6113] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6118] <... close resumed>) = 0 [pid 6112] exit_group(0 [pid 6113] <... futex resumed>) = ? [pid 6112] <... exit_group resumed>) = ? [pid 6118] write(1, "executing program\n", 18 [pid 6119] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6120 attached => {parent_tid=[6120]}, 88) = 6120 executing program [pid 6119] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6118] <... write resumed>) = 18 [pid 6118] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6120] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6119] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6113] +++ exited with 0 +++ [pid 6118] <... futex resumed>) = 0 [pid 6112] +++ exited with 0 +++ [pid 6114] <... io_uring_enter resumed>) = 4096 [pid 6120] <... rseq resumed>) = 0 [pid 6119] <... futex resumed>) = 0 [pid 6118] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6112, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6120] set_robust_list(0x7f7dc57139a0, 24 [pid 6119] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6118] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6120] <... set_robust_list resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6120] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6118] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6120] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6118] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6121 attached [pid 6118] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6114] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6120] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6121 [pid 6120] <... futex resumed>) = 1 [pid 6118] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6114] <... futex resumed>) = 0 [pid 6120] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6110] exit_group(0 [pid 6118] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6110] <... exit_group resumed>) = ? [pid 6119] <... futex resumed>) = 0 [pid 6114] +++ exited with 0 +++ [pid 6119] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6120] <... futex resumed>) = 0 [pid 6119] <... futex resumed>) = 1 [pid 6120] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6119] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6120] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6120] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6110] +++ exited with 0 +++ [pid 6118] <... mprotect resumed>) = 0 [pid 6121] set_robust_list(0x55556b8a06a0, 24 [pid 6120] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6110, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6121] <... set_robust_list resumed>) = 0 [pid 6120] <... mmap resumed>) = 0x7f7dc568e000 [pid 6118] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5862] restart_syscall(<... resuming interrupted clone ...> [pid 6120] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6119] <... futex resumed>) = 0 [pid 6119] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6119] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6120] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6119] <... futex resumed>) = 0 [pid 6119] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6119] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6120] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] <... restart_syscall resumed>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6118] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6121] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6118] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6122 [pid 6120] <... futex resumed>) = 1 [pid 6119] <... futex resumed>) = 0 [pid 6119] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6119] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6120] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0./strace-static-x86_64: Process 6123 attached ./strace-static-x86_64: Process 6122 attached [pid 6121] <... prctl resumed>) = 0 [pid 6123] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6122] set_robust_list(0x55556b8a06a0, 24 [pid 6118] <... clone3 resumed> => {parent_tid=[6123]}, 88) = 6123 [pid 6123] <... rseq resumed>) = 0 [pid 6122] <... set_robust_list resumed>) = 0 [pid 6121] setpgid(0, 0 [pid 6123] set_robust_list(0x7f7dc57139a0, 24 [pid 6121] <... setpgid resumed>) = 0 [pid 6118] rt_sigprocmask(SIG_SETMASK, [], [pid 6122] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6123] <... set_robust_list resumed>) = 0 [pid 6122] <... prctl resumed>) = 0 [pid 6118] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 6123] rt_sigprocmask(SIG_SETMASK, [], [pid 6122] setpgid(0, 0 [pid 6121] <... openat resumed>) = 3 [pid 6118] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6122] <... setpgid resumed>) = 0 [pid 6121] write(3, "1000", 4 [pid 6118] <... futex resumed>) = 0 [pid 6123] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6118] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6123] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6121] <... write resumed>) = 4 [pid 6123] <... openat resumed>) = 3 [pid 6122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6121] close(3 [pid 6123] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6121] <... close resumed>) = 0 [pid 6118] <... futex resumed>) = 0 [pid 6118] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6123] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6121] write(1, "executing program\n", 18 [pid 6118] <... futex resumed>) = 0 [pid 6121] <... write resumed>) = 18 [pid 6118] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6123] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6122] <... openat resumed>) = 3 [pid 6121] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6123] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6122] write(3, "1000", 4 [pid 6121] <... futex resumed>) = 0 [pid 6123] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6122] <... write resumed>) = 4 [pid 6121] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6122] close(3 [pid 6121] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6122] <... close resumed>) = 0 [pid 6121] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program [pid 6122] write(1, "executing program\n", 18 [pid 6121] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6122] <... write resumed>) = 18 [pid 6121] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6122] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6121] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6119] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6121] <... mprotect resumed>) = 0 [pid 6123] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6122] <... futex resumed>) = 0 [pid 6121] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6122] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6123] <... mmap resumed>) = 0x7f7dc568e000 [pid 6122] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6121] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6123] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6122] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6121] <... clone3 resumed> => {parent_tid=[6124]}, 88) = 6124 [pid 6123] <... futex resumed>) = 1 [pid 6122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6118] <... futex resumed>) = 0 [pid 6121] rt_sigprocmask(SIG_SETMASK, [], [pid 6118] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6123] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6122] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6118] <... futex resumed>) = 0 [pid 6121] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6118] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6124 attached [pid 6123] <... futex resumed>) = 0 [pid 6122] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6121] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6123] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6122] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6121] <... futex resumed>) = 0 [pid 6118] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6121] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6118] <... futex resumed>) = 0 [pid 6122] <... mprotect resumed>) = 0 [pid 6118] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6124] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6122] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6124] <... rseq resumed>) = 0 [pid 6124] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6123] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6124] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6124] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6124] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6123] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6122] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6121] <... futex resumed>) = 0 [pid 6123] <... futex resumed>) = 1 [pid 6122] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6121] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6118] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6125 attached [pid 6124] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6123] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6121] <... futex resumed>) = 0 [pid 6118] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6125] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6122] <... clone3 resumed> => {parent_tid=[6125]}, 88) = 6125 [pid 6121] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6124] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6118] <... futex resumed>) = 0 [pid 6122] rt_sigprocmask(SIG_SETMASK, [], [pid 6125] <... rseq resumed>) = 0 [pid 6124] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6124] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6124] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6121] <... futex resumed>) = 0 [pid 6124] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6121] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6124] <... futex resumed>) = 0 [pid 6121] <... futex resumed>) = 0 [pid 6124] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6121] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6121] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6124] <... futex resumed>) = 0 [pid 6121] <... futex resumed>) = 1 [pid 6124] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6121] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6124] <... futex resumed>) = 0 [pid 6121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6124] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6121] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6125] set_robust_list(0x7f7dc57139a0, 24 [pid 6122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6118] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6125] <... set_robust_list resumed>) = 0 [pid 6122] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6125] rt_sigprocmask(SIG_SETMASK, [], [pid 6122] <... futex resumed>) = 0 [pid 6125] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6122] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6121] <... futex resumed>) = 0 [pid 6125] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6121] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6125] <... openat resumed>) = 3 [pid 6125] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6122] <... futex resumed>) = 0 [pid 6125] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6122] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6122] <... futex resumed>) = 0 [pid 6125] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6122] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6125] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6125] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6125] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6122] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6121] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6118] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6122] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6125] <... mmap resumed>) = 0x7f7dc568e000 [pid 6122] <... futex resumed>) = 0 [pid 6125] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6122] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6125] <... futex resumed>) = 0 [pid 6122] <... mmap resumed>) = 0x7f7dc566d000 [pid 6125] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6122] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6122] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6122] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0}./strace-static-x86_64: Process 6126 attached => {parent_tid=[6126]}, 88) = 6126 [pid 6122] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6122] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6122] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6126] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053) = 0 [pid 6126] set_robust_list(0x7f7dc568d9a0, 24) = 0 [pid 6126] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6126] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6122] <... futex resumed>) = 0 [pid 6126] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6122] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6125] <... futex resumed>) = 0 [pid 6122] <... futex resumed>) = 1 [pid 6122] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6125] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6122] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6125] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6122] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6122] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6120] <... io_uring_enter resumed>) = 4096 [pid 6120] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6120] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6119] exit_group(0 [pid 6120] <... futex resumed>) = ? [pid 6119] <... exit_group resumed>) = ? [pid 6122] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6120] +++ exited with 0 +++ [pid 6119] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6119, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5863] restart_syscall(<... resuming interrupted clone ...> [pid 6123] <... io_uring_enter resumed>) = 4096 [pid 5863] <... restart_syscall resumed>) = 0 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6127 attached , child_tidptr=0x55556b8a0690) = 6127 [pid 6123] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6118] exit_group(0) = ? [pid 6127] set_robust_list(0x55556b8a06a0, 24 [pid 6123] +++ exited with 0 +++ [pid 6118] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6118, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6128 ./strace-static-x86_64: Process 6128 attached [pid 6128] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6128] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6128] setpgid(0, 0) = 0 [pid 6128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6128] write(3, "1000", 4) = 4 [pid 6128] close(3) = 0 executing program [pid 6128] write(1, "executing program\n", 18) = 18 [pid 6128] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6128] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6128] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6128] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6128] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6128] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6128] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6129]}, 88) = 6129 [pid 6128] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6128] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6129 attached ) = 0 [pid 6128] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6129] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6129] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6129] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6129] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6129] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6128] <... futex resumed>) = 0 [pid 6128] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6128] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6129] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6127] <... set_robust_list resumed>) = 0 [pid 6129] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6129] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6129] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6128] <... futex resumed>) = 0 [pid 6128] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6128] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6129] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6128] <... futex resumed>) = 0 [pid 6128] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6128] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6129] <... futex resumed>) = 1 [pid 6129] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6128] <... futex resumed>) = 0 [pid 6128] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6128] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6129] <... futex resumed>) = 1 [pid 6129] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6124] <... io_uring_enter resumed>) = 4096 [pid 6127] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6127] setpgid(0, 0) = 0 [pid 6127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6127] write(3, "1000", 4) = 4 [pid 6127] close(3) = 0 executing program [pid 6127] write(1, "executing program\n", 18) = 18 [pid 6127] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6127] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6124] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6127] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6121] exit_group(0 [pid 6127] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6121] <... exit_group resumed>) = ? [pid 6127] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6124] <... futex resumed>) = ? [pid 6127] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6127] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6124] +++ exited with 0 +++ [pid 6127] <... mprotect resumed>) = 0 [pid 6121] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6121, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6130 [pid 6127] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6130 attached [pid 6130] set_robust_list(0x55556b8a06a0, 24 [pid 6128] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6127] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6130] <... set_robust_list resumed>) = 0 [pid 6130] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6127] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6130] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 6131 attached [pid 6130] setpgid(0, 0 [pid 6127] <... clone3 resumed> => {parent_tid=[6131]}, 88) = 6131 [pid 6130] <... setpgid resumed>) = 0 [pid 6131] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6127] rt_sigprocmask(SIG_SETMASK, [], [pid 6130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6127] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6131] <... rseq resumed>) = 0 [pid 6130] <... openat resumed>) = 3 [pid 6131] set_robust_list(0x7f7dc57139a0, 24 [pid 6127] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6131] <... set_robust_list resumed>) = 0 [pid 6127] <... futex resumed>) = 0 [pid 6131] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6127] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6131] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6130] write(3, "1000", 4 [pid 6131] <... openat resumed>) = 3 [pid 6130] <... write resumed>) = 4 [pid 6125] <... io_uring_enter resumed>) = 4096 [pid 6131] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6130] close(3 [pid 6125] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6131] <... futex resumed>) = 1 [pid 6130] <... close resumed>) = 0 [pid 6127] <... futex resumed>) = 0 [pid 6125] <... futex resumed>) = 0 [pid 6125] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6130] write(1, "executing program\n", 18 [pid 6131] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6127] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6130] <... write resumed>) = 18 [pid 6127] <... futex resumed>) = 0 [pid 6131] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6130] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6127] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6122] exit_group(0 [pid 6131] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6130] <... futex resumed>) = 0 [pid 6126] <... futex resumed>) = ? [pid 6125] <... futex resumed>) = ? [pid 6122] <... exit_group resumed>) = ? [pid 6131] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6130] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6126] +++ exited with 0 +++ [pid 6125] +++ exited with 0 +++ [pid 6122] +++ exited with 0 +++ [pid 6131] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6130] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6122, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6131] <... mmap resumed>) = 0x7f7dc568e000 [pid 6130] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6131] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6130] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6132 attached , child_tidptr=0x55556b8a0690) = 6132 [pid 6132] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6132] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6132] setpgid(0, 0) = 0 [pid 6132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6132] write(3, "1000", 4executing program ) = 4 [pid 6132] close(3) = 0 [pid 6132] write(1, "executing program\n", 18) = 18 [pid 6132] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6132] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6131] <... futex resumed>) = 1 [pid 6130] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6127] <... futex resumed>) = 0 [pid 6130] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6131] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6127] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6131] <... futex resumed>) = 0 [pid 6130] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6127] <... futex resumed>) = 0 [pid 6131] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6130] <... mprotect resumed>) = 0 [pid 6127] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6131] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6130] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6127] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6131] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6130] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6127] <... futex resumed>) = 0 [pid 6131] <... futex resumed>) = 0 [pid 6130] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6127] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6131] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6132] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6132] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 ./strace-static-x86_64: Process 6133 attached [pid 6132] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6133] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6132] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6130] <... clone3 resumed> => {parent_tid=[6133]}, 88) = 6133 [pid 6127] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] <... rseq resumed>) = 0 [pid 6132] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6131] <... futex resumed>) = 0 [pid 6130] rt_sigprocmask(SIG_SETMASK, [], [pid 6127] <... futex resumed>) = 1 [pid 6133] set_robust_list(0x7f7dc57139a0, 24 [pid 6132] <... mprotect resumed>) = 0 [pid 6131] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6130] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6127] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6133] <... set_robust_list resumed>) = 0 [pid 6132] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6132] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6134 attached [pid 6134] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6133] rt_sigprocmask(SIG_SETMASK, [], [pid 6134] <... rseq resumed>) = 0 [pid 6132] <... clone3 resumed> => {parent_tid=[6134]}, 88) = 6134 [pid 6134] set_robust_list(0x7f7dc57139a0, 24 [pid 6133] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6132] rt_sigprocmask(SIG_SETMASK, [], [pid 6130] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6134] <... set_robust_list resumed>) = 0 [pid 6132] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6134] rt_sigprocmask(SIG_SETMASK, [], [pid 6132] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6134] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6132] <... futex resumed>) = 0 [pid 6134] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6133] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6132] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6130] <... futex resumed>) = 0 [pid 6134] <... openat resumed>) = 3 [pid 6133] <... openat resumed>) = 3 [pid 6134] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6132] <... futex resumed>) = 0 [pid 6134] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6132] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6134] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6132] <... futex resumed>) = 0 [pid 6134] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6132] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6134] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6134] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6134] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6132] <... futex resumed>) = 0 [pid 6134] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6132] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6132] <... futex resumed>) = 0 [pid 6134] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6132] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6134] <... futex resumed>) = 0 [pid 6132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6134] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6132] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6132] <... futex resumed>) = 0 [pid 6134] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6132] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6134] <... futex resumed>) = 0 [pid 6132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6134] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6132] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6132] <... futex resumed>) = 0 [pid 6134] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6132] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6133] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6130] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6133] <... futex resumed>) = 0 [pid 6130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6133] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6130] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6133] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6133] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6130] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6133] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6133] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6127] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6133] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6133] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6133] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6130] <... futex resumed>) = 0 [pid 6132] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6130] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] <... futex resumed>) = 0 [pid 6130] <... futex resumed>) = 1 [pid 6130] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6133] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6133] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6130] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6130] <... futex resumed>) = 0 [pid 6133] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6130] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6133] <... futex resumed>) = 0 [pid 6130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6133] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6130] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6130] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6129] <... io_uring_enter resumed>) = 4096 [pid 6129] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6129] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6128] exit_group(0 [pid 6129] <... futex resumed>) = ? [pid 6128] <... exit_group resumed>) = ? [pid 6129] +++ exited with 0 +++ [pid 6128] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6128, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6135 attached [pid 6135] set_robust_list(0x55556b8a06a0, 24 [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6135 [pid 6135] <... set_robust_list resumed>) = 0 [pid 6135] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6135] setpgid(0, 0) = 0 [pid 6135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6135] write(3, "1000", 4) = 4 [pid 6135] close(3) = 0 executing program [pid 6135] write(1, "executing program\n", 18) = 18 [pid 6135] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6135] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6135] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6135] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6135] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6135] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6135] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6136 attached => {parent_tid=[6136]}, 88) = 6136 [pid 6135] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6135] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6135] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6136] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6136] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6136] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6136] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6136] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6135] <... futex resumed>) = 0 [pid 6135] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6130] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6135] <... futex resumed>) = 0 [pid 6135] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6136] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6136] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6136] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6136] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6135] <... futex resumed>) = 0 [pid 6135] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6135] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6136] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6135] <... futex resumed>) = 0 [pid 6135] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6135] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6136] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6135] <... futex resumed>) = 0 [pid 6135] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6135] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6136] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6135] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6135] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6131] <... io_uring_enter resumed>) = 4096 [pid 6134] <... io_uring_enter resumed>) = 4096 [pid 6131] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6134] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6131] <... futex resumed>) = 0 [pid 6127] exit_group(0 [pid 6134] <... futex resumed>) = 0 [pid 6127] <... exit_group resumed>) = ? [pid 6134] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6132] exit_group(0 [pid 6134] <... futex resumed>) = ? [pid 6132] <... exit_group resumed>) = ? [pid 6131] +++ exited with 0 +++ [pid 6127] +++ exited with 0 +++ [pid 6134] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6127, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6132] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6132, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...> [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5862] <... restart_syscall resumed>) = 0 [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6137 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6137 attached [pid 6137] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6137] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6137] setpgid(0, 0) = 0 [pid 6137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 6137] write(3, "1000", 4) = 4 [pid 6137] close(3) = 0 [pid 6137] write(1, "executing program\n", 18) = 18 [pid 6137] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6137] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6137] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6137] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6138 [pid 6137] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6137] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6137] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6139]}, 88) = 6139 [pid 6137] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6137] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6137] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6138 attached ./strace-static-x86_64: Process 6139 attached [pid 6139] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6138] set_robust_list(0x55556b8a06a0, 24 [pid 6139] <... rseq resumed>) = 0 [pid 6138] <... set_robust_list resumed>) = 0 [pid 6139] set_robust_list(0x7f7dc57139a0, 24 [pid 6138] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6139] <... set_robust_list resumed>) = 0 [pid 6138] <... prctl resumed>) = 0 [pid 6139] rt_sigprocmask(SIG_SETMASK, [], [pid 6138] setpgid(0, 0 [pid 6139] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6138] <... setpgid resumed>) = 0 [pid 6139] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6138] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6139] <... openat resumed>) = 3 [pid 6138] <... openat resumed>) = 3 [pid 6139] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6138] write(3, "1000", 4 [pid 6139] <... futex resumed>) = 1 [pid 6138] <... write resumed>) = 4 [pid 6137] <... futex resumed>) = 0 [pid 6139] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6138] close(3 [pid 6137] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6139] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6138] <... close resumed>) = 0 [pid 6137] <... futex resumed>) = 0 executing program [pid 6139] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6138] write(1, "executing program\n", 18 [pid 6137] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6139] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6138] <... write resumed>) = 18 [pid 6139] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6138] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6139] <... mmap resumed>) = 0x7f7dc568e000 [pid 6138] <... futex resumed>) = 0 [pid 6139] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6138] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6139] <... futex resumed>) = 1 [pid 6138] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6137] <... futex resumed>) = 0 [pid 6139] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6138] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6137] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6139] <... futex resumed>) = 0 [pid 6138] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6137] <... futex resumed>) = 0 [pid 6139] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6138] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6137] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6138] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6137] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6138] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6137] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6139] <... futex resumed>) = 0 [pid 6138] <... mprotect resumed>) = 0 [pid 6137] <... futex resumed>) = 1 [pid 6139] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6138] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6137] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6139] <... futex resumed>) = 0 [pid 6138] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6137] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6139] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6138] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6137] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6139] <... futex resumed>) = 0 [pid 6137] <... futex resumed>) = 1 [pid 6139] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6138] <... clone3 resumed> => {parent_tid=[6140]}, 88) = 6140 [pid 6137] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6138] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6133] <... io_uring_enter resumed>) = 4096 [pid 6138] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6138] <... futex resumed>) = 0 [pid 6133] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6140 attached [pid 6138] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6133] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6130] exit_group(0 [pid 6133] <... futex resumed>) = ? [pid 6130] <... exit_group resumed>) = ? [pid 6140] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6133] +++ exited with 0 +++ [pid 6130] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6130, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6140] <... rseq resumed>) = 0 executing program [pid 6140] set_robust_list(0x7f7dc57139a0, 24 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6140] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 6141 attached [pid 6140] rt_sigprocmask(SIG_SETMASK, [], [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6141 [pid 6140] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6141] set_robust_list(0x55556b8a06a0, 24 [pid 6140] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6141] <... set_robust_list resumed>) = 0 [pid 6140] <... openat resumed>) = 3 [pid 6141] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6140] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6141] <... prctl resumed>) = 0 [pid 6140] <... futex resumed>) = 1 [pid 6138] <... futex resumed>) = 0 [pid 6141] setpgid(0, 0 [pid 6140] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6138] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6141] <... setpgid resumed>) = 0 [pid 6140] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6141] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6138] <... futex resumed>) = 0 [pid 6141] <... openat resumed>) = 3 [pid 6140] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6141] write(3, "1000", 4 [pid 6138] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6141] <... write resumed>) = 4 [pid 6140] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6141] close(3) = 0 [pid 6140] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6141] write(1, "executing program\n", 18 [pid 6140] <... mmap resumed>) = 0x7f7dc568e000 [pid 6141] <... write resumed>) = 18 [pid 6140] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6141] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6140] <... futex resumed>) = 1 [pid 6138] <... futex resumed>) = 0 [pid 6141] <... futex resumed>) = 0 [pid 6140] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6141] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6138] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6141] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6140] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6141] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6138] <... futex resumed>) = 0 [pid 6141] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6140] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6141] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6138] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6141] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6140] <... futex resumed>) = 0 [pid 6138] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6141] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6140] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6138] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6141] <... mprotect resumed>) = 0 [pid 6140] <... futex resumed>) = 0 [pid 6138] <... futex resumed>) = 0 [pid 6141] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6140] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6138] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6141] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6138] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6141] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6138] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6140] <... futex resumed>) = 0 [pid 6138] <... futex resumed>) = 1 [pid 6141] <... clone3 resumed> => {parent_tid=[6142]}, 88) = 6142 [pid 6140] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6138] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6142 attached [pid 6141] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6142] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6141] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6142] <... rseq resumed>) = 0 [pid 6141] <... futex resumed>) = 0 [pid 6142] set_robust_list(0x7f7dc57139a0, 24 [pid 6141] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6142] <... set_robust_list resumed>) = 0 [pid 6142] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6142] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6142] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6141] <... futex resumed>) = 0 [pid 6137] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6141] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6141] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6142] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6142] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6142] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6142] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6141] <... futex resumed>) = 0 [pid 6141] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6141] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6142] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6141] <... futex resumed>) = 0 [pid 6141] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6141] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6142] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6141] <... futex resumed>) = 0 [pid 6141] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6141] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6142] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6138] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6141] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6141] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6141] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6141] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6135] exit_group(0) = ? [pid 6136] <... io_uring_enter resumed>) = ? [pid 6136] +++ exited with 0 +++ [pid 6135] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6135, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6143 executing program ./strace-static-x86_64: Process 6143 attached [pid 6143] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6143] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6143] setpgid(0, 0) = 0 [pid 6143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6143] write(3, "1000", 4) = 4 [pid 6143] close(3) = 0 [pid 6143] write(1, "executing program\n", 18) = 18 [pid 6143] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6143] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6143] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6143] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6143] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6143] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6143] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6144]}, 88) = 6144 ./strace-static-x86_64: Process 6144 attached [pid 6143] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6143] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6143] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6144] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6144] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6144] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6144] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6144] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6143] <... futex resumed>) = 0 [pid 6144] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6143] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6144] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6143] <... futex resumed>) = 0 [pid 6144] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6143] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6144] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6139] <... io_uring_enter resumed>) = 4096 [pid 6144] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6144] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6143] <... futex resumed>) = 0 [pid 6143] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6143] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6144] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6143] <... futex resumed>) = 0 [pid 6144] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6143] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6144] <... futex resumed>) = 0 [pid 6143] <... futex resumed>) = 0 [pid 6144] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6143] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6143] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6144] <... futex resumed>) = 0 [pid 6143] <... futex resumed>) = 1 [pid 6143] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6144] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6139] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6139] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6137] exit_group(0) = ? [pid 6139] <... futex resumed>) = ? [pid 6139] +++ exited with 0 +++ [pid 6137] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6137, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6138] exit_group(0) = ? [pid 6143] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6140] <... io_uring_enter resumed>) = ? [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6145 attached , child_tidptr=0x55556b8a0690) = 6145 [pid 6141] exit_group(0) = ? [pid 6145] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6142] <... io_uring_enter resumed>) = ? [pid 6145] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6140] +++ exited with 0 +++ [pid 6138] +++ exited with 0 +++ [pid 6145] <... prctl resumed>) = 0 [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6138, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6145] setpgid(0, 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6142] +++ exited with 0 +++ [pid 6141] +++ exited with 0 +++ [pid 6145] <... setpgid resumed>) = 0 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6141, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6146 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6146 attached [pid 6145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6146] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6146] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6146] setpgid(0, 0) = 0 [pid 6146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6147 [pid 6146] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6147 attached [pid 6146] write(3, "1000", 4 [pid 6145] <... openat resumed>) = 3 [pid 6147] set_robust_list(0x55556b8a06a0, 24 [pid 6145] write(3, "1000", 4) = 4 [pid 6146] <... write resumed>) = 4 [pid 6145] close(3executing program [pid 6146] close(3 [pid 6147] <... set_robust_list resumed>) = 0 [pid 6145] <... close resumed>) = 0 [pid 6146] <... close resumed>) = 0 [pid 6146] write(1, "executing program\n", 18) = 18 [pid 6146] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6146] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6146] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6146] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6146] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6146] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6146] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}executing program ./strace-static-x86_64: Process 6148 attached [pid 6147] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6146] <... clone3 resumed> => {parent_tid=[6148]}, 88) = 6148 [pid 6145] write(1, "executing program\n", 18 [pid 6146] rt_sigprocmask(SIG_SETMASK, [], [pid 6145] <... write resumed>) = 18 [pid 6147] <... prctl resumed>) = 0 [pid 6146] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6145] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6146] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6145] <... futex resumed>) = 0 [pid 6147] setpgid(0, 0 [pid 6146] <... futex resumed>) = 0 [pid 6145] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6148] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6146] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6148] <... rseq resumed>) = 0 [pid 6148] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6148] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6148] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6148] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6146] <... futex resumed>) = 0 [pid 6146] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6146] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6148] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6145] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6147] <... setpgid resumed>) = 0 [pid 6145] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6145] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6148] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6145] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6145] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6148] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6148] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6147] <... openat resumed>) = 3 [pid 6145] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6145] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6149]}, 88) = 6149 [pid 6145] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6145] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6145] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6149 attached [pid 6149] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6149] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6149] rt_sigprocmask(SIG_SETMASK, [], [pid 6148] <... mmap resumed>) = 0x7f7dc568e000 [pid 6147] write(3, "1000", 4 [pid 6149] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6148] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6146] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6148] <... futex resumed>) = 0 [pid 6146] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6148] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6146] <... futex resumed>) = 0 [pid 6149] <... openat resumed>) = 3 [pid 6148] <... futex resumed>) = 0 [pid 6146] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6149] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6148] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6146] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6149] <... futex resumed>) = 1 [pid 6148] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6146] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6145] <... futex resumed>) = 0 [pid 6149] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6148] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6146] <... futex resumed>) = 0 [pid 6145] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6148] <... futex resumed>) = 0 [pid 6146] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6145] <... futex resumed>) = 0 [pid 6148] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6146] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6145] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6148] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6146] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6148] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6146] <... futex resumed>) = 0 [pid 6146] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6149] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6149] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6147] <... write resumed>) = 4 [pid 6147] close(3 [pid 6149] <... mmap resumed>) = 0x7f7dc568e000 [pid 6149] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6145] <... futex resumed>) = 0 [pid 6145] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6145] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6149] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6145] <... futex resumed>) = 0 [pid 6149] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6145] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] <... futex resumed>) = 0 [pid 6145] <... futex resumed>) = 0 [pid 6149] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6145] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6145] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] <... futex resumed>) = 0 [pid 6145] <... futex resumed>) = 1 [pid 6149] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6145] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6147] <... close resumed>) = 0 [pid 6147] write(1, "executing program\n", 18executing program ) = 18 [pid 6147] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6146] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6147] <... futex resumed>) = 0 [pid 6147] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6144] <... io_uring_enter resumed>) = 4096 [pid 6147] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6147] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6147] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6145] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6144] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6145] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6144] <... futex resumed>) = 0 [pid 6143] exit_group(0) = ? [pid 6147] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6145] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6144] +++ exited with 0 +++ [pid 6143] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6143, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6150 attached , child_tidptr=0x55556b8a0690) = 6150 [pid 6150] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6150] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6150] setpgid(0, 0) = 0 [pid 6150] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6150] write(3, "1000", 4) = 4 [pid 6150] close(3executing program ) = 0 [pid 6150] write(1, "executing program\n", 18) = 18 [pid 6150] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6150] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6150] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6150] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6150] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6150] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6150] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6151]}, 88) = 6151 [pid 6150] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6150] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6150] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6151 attached [pid 6151] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6151] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6151] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6151] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6147] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6147] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6147] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6151] <... openat resumed>) = 3 [pid 6151] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6151] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6150] <... futex resumed>) = 0 [pid 6150] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6150] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6151] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6151] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6151] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 ./strace-static-x86_64: Process 6152 attached [pid 6152] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6147] <... clone3 resumed> => {parent_tid=[6152]}, 88) = 6152 [pid 6152] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6147] rt_sigprocmask(SIG_SETMASK, [], [pid 6152] rt_sigprocmask(SIG_SETMASK, [], [pid 6151] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6147] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6152] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6151] <... mmap resumed>) = 0x7f7dc568e000 [pid 6147] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6152] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6151] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6147] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6152] <... openat resumed>) = 3 [pid 6151] <... futex resumed>) = 1 [pid 6152] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6152] <... futex resumed>) = 1 [pid 6150] <... futex resumed>) = 0 [pid 6147] <... futex resumed>) = 0 [pid 6150] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6147] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6147] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6151] <... futex resumed>) = 0 [pid 6150] <... futex resumed>) = 1 [pid 6151] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6150] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6151] <... futex resumed>) = 0 [pid 6150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6151] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6150] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] <... futex resumed>) = 0 [pid 6150] <... futex resumed>) = 0 [pid 6152] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6151] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6150] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6152] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6152] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6150] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] <... futex resumed>) = 0 [pid 6150] <... futex resumed>) = 1 [pid 6151] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6150] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6152] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6152] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6152] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6147] <... futex resumed>) = 0 [pid 6147] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6152] <... futex resumed>) = 1 [pid 6152] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6147] <... futex resumed>) = 0 [pid 6152] <... futex resumed>) = 0 [pid 6152] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6147] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6147] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6152] <... futex resumed>) = 0 [pid 6147] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6152] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6147] <... futex resumed>) = 0 [pid 6152] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6147] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6152] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6147] <... futex resumed>) = 0 [pid 6152] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6147] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6150] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6150] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6150] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6150] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6147] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6146] exit_group(0) = ? [pid 6145] exit_group(0) = ? [pid 6148] <... io_uring_enter resumed>) = ? [pid 6148] +++ exited with 0 +++ [pid 6146] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6146, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6153 attached , child_tidptr=0x55556b8a0690) = 6153 [pid 6153] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6153] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6153] setpgid(0, 0) = 0 [pid 6153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6153] write(3, "1000", 4) = 4 [pid 6153] close(3) = 0 [pid 6153] write(1, "executing program\n", 18) = 18 executing program [pid 6153] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6153] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6153] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6153] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6153] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6153] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6149] <... io_uring_enter resumed>) = ? [pid 6153] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6153] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6154]}, 88) = 6154 [pid 6153] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6153] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6153] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6154 attached [pid 6154] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6154] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6154] rt_sigprocmask(SIG_SETMASK, [], [pid 6149] +++ exited with 0 +++ [pid 6145] +++ exited with 0 +++ [pid 6154] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6145, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5863] restart_syscall(<... resuming interrupted clone ...> [pid 6154] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6154] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6154] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6153] <... futex resumed>) = 0 [pid 6153] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6154] <... futex resumed>) = 0 [pid 6153] <... futex resumed>) = 1 [pid 6154] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6153] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6154] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5863] <... restart_syscall resumed>) = 0 [pid 6154] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6154] <... mmap resumed>) = 0x7f7dc56ce000 [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6155 ./strace-static-x86_64: Process 6155 attached [pid 6154] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6153] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6153] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6153] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6155] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6155] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program [pid 6154] <... mmap resumed>) = 0x7f7dc568e000 [pid 6155] <... prctl resumed>) = 0 [pid 6155] setpgid(0, 0) = 0 [pid 6155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6155] write(3, "1000", 4) = 4 [pid 6155] close(3) = 0 [pid 6155] write(1, "executing program\n", 18) = 18 [pid 6155] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6155] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6155] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6155] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6154] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6155] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6155] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6155] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6154] <... futex resumed>) = 0 [pid 6155] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6154] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6153] <... mmap resumed>) = 0x7f7dc566d000 [pid 6152] <... io_uring_enter resumed>) = 4096 [pid 6153] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE [pid 6155] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6153] <... mprotect resumed>) = 0 [pid 6155] <... clone3 resumed> => {parent_tid=[6156]}, 88) = 6156 [pid 6155] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6155] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6155] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6156 attached [pid 6153] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6153] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0}./strace-static-x86_64: Process 6157 attached [pid 6156] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6156] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6156] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6156] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6153] <... clone3 resumed> => {parent_tid=[6157]}, 88) = 6157 [pid 6152] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6157] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053) = 0 [pid 6156] <... openat resumed>) = 3 [pid 6153] rt_sigprocmask(SIG_SETMASK, [], [pid 6152] <... futex resumed>) = 0 [pid 6157] set_robust_list(0x7f7dc568d9a0, 24 [pid 6153] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6152] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6157] <... set_robust_list resumed>) = 0 [pid 6153] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6147] exit_group(0 [pid 6153] <... futex resumed>) = 0 [pid 6152] <... futex resumed>) = ? [pid 6147] <... exit_group resumed>) = ? [pid 6153] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6156] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6155] <... futex resumed>) = 0 [pid 6155] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6155] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6156] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6156] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6157] rt_sigprocmask(SIG_SETMASK, [], [pid 6152] +++ exited with 0 +++ [pid 6147] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6147, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6157] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6157] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6156] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6157] <... futex resumed>) = 1 [pid 6156] <... mmap resumed>) = 0x7f7dc568e000 [pid 6153] <... futex resumed>) = 0 [pid 6151] <... io_uring_enter resumed>) = 4096 [pid 6157] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6156] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6153] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6158 attached [pid 6156] <... futex resumed>) = 1 [pid 6155] <... futex resumed>) = 0 [pid 6154] <... futex resumed>) = 0 [pid 6153] <... futex resumed>) = 1 [pid 6154] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6153] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6158 [pid 6158] set_robust_list(0x55556b8a06a0, 24 [pid 6154] <... futex resumed>) = 0 [pid 6153] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6158] <... set_robust_list resumed>) = 0 [pid 6154] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6153] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6154] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6155] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6154] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6153] <... futex resumed>) = 0 [pid 6158] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6155] <... futex resumed>) = 0 [pid 6156] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6155] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6156] <... futex resumed>) = 0 [pid 6155] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6156] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6155] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6156] <... futex resumed>) = 0 [pid 6155] <... futex resumed>) = 0 [pid 6156] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6155] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6155] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6156] <... futex resumed>) = 0 [pid 6155] <... futex resumed>) = 1 [pid 6156] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6155] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6151] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6151] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6150] exit_group(0 [pid 6151] <... futex resumed>) = ? [pid 6150] <... exit_group resumed>) = ? [pid 6153] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6151] +++ exited with 0 +++ [pid 6150] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6150, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6158] <... prctl resumed>) = 0 [pid 6158] setpgid(0, 0) = 0 [pid 6158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6155] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6158] <... openat resumed>) = 3 [pid 6158] write(3, "1000", 4 [pid 6153] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6158] <... write resumed>) = 4 [pid 6158] close(3) = 0 [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6159 [pid 6158] write(1, "executing program\n", 18executing program ) = 18 [pid 6158] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6158] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6158] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 ./strace-static-x86_64: Process 6159 attached [pid 6158] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6159] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6159] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6159] setpgid(0, 0) = 0 [pid 6159] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6159] write(3, "1000", 4) = 4 [pid 6159] close(3) = 0 executing program [pid 6159] write(1, "executing program\n", 18) = 18 [pid 6159] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6159] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6158] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6159] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6158] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6159] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6158] <... mprotect resumed>) = 0 [pid 6159] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6158] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6159] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6158] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6159] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6158] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6159] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6159] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6160]}, 88) = 6160 ./strace-static-x86_64: Process 6160 attached [pid 6159] rt_sigprocmask(SIG_SETMASK, [], [pid 6160] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6158] <... clone3 resumed> => {parent_tid=[6161]}, 88) = 6161 [pid 6159] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6160] <... rseq resumed>) = 0 [pid 6158] rt_sigprocmask(SIG_SETMASK, [], [pid 6160] set_robust_list(0x7f7dc57139a0, 24 [pid 6159] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6158] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6161 attached [pid 6160] <... set_robust_list resumed>) = 0 [pid 6159] <... futex resumed>) = 0 [pid 6158] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6160] rt_sigprocmask(SIG_SETMASK, [], [pid 6159] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6158] <... futex resumed>) = 0 [pid 6158] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6160] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6161] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6160] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6161] <... rseq resumed>) = 0 [pid 6160] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6161] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6160] <... futex resumed>) = 1 [pid 6161] rt_sigprocmask(SIG_SETMASK, [], [pid 6160] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6159] <... futex resumed>) = 0 [pid 6161] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6159] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6160] <... futex resumed>) = 0 [pid 6159] <... futex resumed>) = 1 [pid 6160] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6159] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6160] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6160] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6160] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6160] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6159] <... futex resumed>) = 0 [pid 6159] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6159] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6161] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6160] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6159] <... futex resumed>) = 0 [pid 6159] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6159] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6160] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6159] <... futex resumed>) = 0 [pid 6159] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6159] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6160] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6161] <... openat resumed>) = 3 [pid 6161] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6158] <... futex resumed>) = 0 [pid 6158] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6161] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6159] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6158] <... futex resumed>) = 0 [pid 6161] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6158] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6154] <... io_uring_enter resumed>) = 4096 [pid 6161] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6154] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6153] exit_group(0 [pid 6157] <... futex resumed>) = ? [pid 6154] <... futex resumed>) = ? [pid 6153] <... exit_group resumed>) = ? [pid 6157] +++ exited with 0 +++ [pid 6154] +++ exited with 0 +++ [pid 6153] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6153, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6162 ./strace-static-x86_64: Process 6162 attached [pid 6162] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6162] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6162] setpgid(0, 0) = 0 [pid 6161] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6162] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6161] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6162] <... openat resumed>) = 3 [pid 6161] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6156] <... io_uring_enter resumed>) = 4096 [pid 6162] write(3, "1000", 4 [pid 6161] <... futex resumed>) = 1 [pid 6158] <... futex resumed>) = 0 [pid 6162] <... write resumed>) = 4 [pid 6161] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6158] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6162] close(3 [pid 6161] <... futex resumed>) = 0 [pid 6162] <... close resumed>) = 0 [pid 6161] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program [pid 6158] <... futex resumed>) = 0 [pid 6162] write(1, "executing program\n", 18 [pid 6158] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6162] <... write resumed>) = 18 [pid 6158] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6162] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6158] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6162] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6158] <... futex resumed>) = 1 [pid 6161] <... futex resumed>) = 0 [pid 6162] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6161] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6158] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6162] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6161] <... futex resumed>) = 0 [pid 6158] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6162] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6161] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6162] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6158] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6156] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6156] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6155] exit_group(0 [pid 6156] <... futex resumed>) = ? [pid 6155] <... exit_group resumed>) = ? [pid 6161] <... futex resumed>) = 0 [pid 6158] <... futex resumed>) = 1 [pid 6156] +++ exited with 0 +++ [pid 6155] +++ exited with 0 +++ [pid 6162] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6161] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6158] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6155, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6162] <... mprotect resumed>) = 0 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6163 ./strace-static-x86_64: Process 6163 attached [pid 6162] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6163] set_robust_list(0x55556b8a06a0, 24 [pid 6162] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6163] <... set_robust_list resumed>) = 0 [pid 6163] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6162] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6163] <... prctl resumed>) = 0 [pid 6163] setpgid(0, 0) = 0 [pid 6163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 6164 attached ) = 3 [pid 6164] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6163] write(3, "1000", 4 [pid 6162] <... clone3 resumed> => {parent_tid=[6164]}, 88) = 6164 [pid 6158] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6164] set_robust_list(0x7f7dc57139a0, 24 [pid 6163] <... write resumed>) = 4 [pid 6162] rt_sigprocmask(SIG_SETMASK, [], [pid 6164] <... set_robust_list resumed>) = 0 [pid 6162] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6164] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6162] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6164] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6162] <... futex resumed>) = 0 [pid 6164] <... openat resumed>) = 3 [pid 6162] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6164] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6163] close(3 [pid 6162] <... futex resumed>) = 0 [pid 6164] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6163] <... close resumed>) = 0 [pid 6162] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6164] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6163] write(1, "executing program\n", 18 [pid 6162] <... futex resumed>) = 0 [pid 6164] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6163] <... write resumed>) = 18 [pid 6162] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6164] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6163] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6164] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6163] <... futex resumed>) = 0 [pid 6163] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6164] <... mmap resumed>) = 0x7f7dc568e000 [pid 6164] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6164] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6162] <... futex resumed>) = 0 [pid 6163] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6163] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6162] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6163] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6162] <... futex resumed>) = 1 [pid 6164] <... futex resumed>) = 0 [pid 6163] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6162] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6164] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6164] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6163] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6163] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6162] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6164] <... futex resumed>) = 0 [pid 6163] <... mprotect resumed>) = 0 [pid 6162] <... futex resumed>) = 1 [pid 6164] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6162] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6164] <... futex resumed>) = 0 [pid 6162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6164] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6163] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6162] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6164] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6162] <... futex resumed>) = 0 [pid 6164] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6162] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6163] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6163] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6165]}, 88) = 6165 ./strace-static-x86_64: Process 6165 attached [pid 6163] rt_sigprocmask(SIG_SETMASK, [], [pid 6165] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6163] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6165] <... rseq resumed>) = 0 [pid 6163] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6165] set_robust_list(0x7f7dc57139a0, 24 [pid 6163] <... futex resumed>) = 0 [pid 6165] <... set_robust_list resumed>) = 0 [pid 6163] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6165] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6160] <... io_uring_enter resumed>) = 4096 [pid 6165] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6165] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6163] <... futex resumed>) = 0 [pid 6160] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6165] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6163] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6163] <... futex resumed>) = 0 [pid 6160] <... futex resumed>) = 0 [pid 6165] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6163] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6165] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6162] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6160] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6165] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6159] exit_group(0) = ? [pid 6165] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6165] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6160] <... futex resumed>) = ? [pid 6165] <... mmap resumed>) = 0x7f7dc568e000 [pid 6160] +++ exited with 0 +++ [pid 6159] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6159, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6166 ./strace-static-x86_64: Process 6166 attached [pid 6165] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6161] <... io_uring_enter resumed>) = 4096 [pid 6166] set_robust_list(0x55556b8a06a0, 24 [pid 6161] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6166] <... set_robust_list resumed>) = 0 [pid 6166] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6165] <... futex resumed>) = 1 [pid 6163] <... futex resumed>) = 0 [pid 6161] <... futex resumed>) = 0 [pid 6166] <... prctl resumed>) = 0 [pid 6165] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6163] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6161] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6158] exit_group(0 [pid 6166] setpgid(0, 0 [pid 6165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6163] <... futex resumed>) = 0 [pid 6158] <... exit_group resumed>) = ? [pid 6161] <... futex resumed>) = ? [pid 6166] <... setpgid resumed>) = 0 [pid 6165] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6163] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6161] +++ exited with 0 +++ [pid 6166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6165] <... futex resumed>) = 0 [pid 6163] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6158] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6158, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6163] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6165] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6166] <... openat resumed>) = 3 [pid 6165] <... futex resumed>) = 0 [pid 6163] <... futex resumed>) = 0 [pid 6166] write(3, "1000", 4 [pid 6165] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6163] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6167 attached [pid 6166] <... write resumed>) = 4 [pid 6163] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6167 executing program [pid 6163] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] set_robust_list(0x55556b8a06a0, 24 [pid 6166] close(3 [pid 6165] <... futex resumed>) = 0 [pid 6163] <... futex resumed>) = 1 [pid 6165] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6163] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6167] <... set_robust_list resumed>) = 0 [pid 6166] <... close resumed>) = 0 [pid 6167] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6166] write(1, "executing program\n", 18 [pid 6167] <... prctl resumed>) = 0 [pid 6166] <... write resumed>) = 18 [pid 6167] setpgid(0, 0 [pid 6166] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] <... setpgid resumed>) = 0 [pid 6166] <... futex resumed>) = 0 [pid 6167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6166] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6167] <... openat resumed>) = 3 [pid 6166] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6166] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6167] write(3, "1000", 4) = 4 [pid 6167] close(3 [pid 6166] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6167] <... close resumed>) = 0 [pid 6166] <... mprotect resumed>) = 0 [pid 6167] write(1, "executing program\n", 18executing program ) = 18 [pid 6166] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6167] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6166] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6167] <... futex resumed>) = 0 [pid 6166] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6167] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, ./strace-static-x86_64: Process 6168 attached NULL, 8) = 0 [pid 6163] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6167] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6168] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6167] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6168] set_robust_list(0x7f7dc57139a0, 24 [pid 6167] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6166] <... clone3 resumed> => {parent_tid=[6168]}, 88) = 6168 [pid 6168] <... set_robust_list resumed>) = 0 [pid 6167] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6166] rt_sigprocmask(SIG_SETMASK, [], [pid 6168] rt_sigprocmask(SIG_SETMASK, [], [pid 6167] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6166] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6168] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6167] <... mprotect resumed>) = 0 [pid 6166] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6168] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6167] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6166] <... futex resumed>) = 0 [pid 6164] <... io_uring_enter resumed>) = 4096 [pid 6164] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6162] exit_group(0 [pid 6164] <... futex resumed>) = ? [pid 6162] <... exit_group resumed>) = ? [pid 6167] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6166] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6167] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6164] +++ exited with 0 +++ [pid 6168] <... openat resumed>) = 3 [pid 6162] +++ exited with 0 +++ ./strace-static-x86_64: Process 6169 attached [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6162, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6169] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6169] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6169] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6169] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6168] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6168] <... futex resumed>) = 1 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6170 [pid 6167] <... clone3 resumed> => {parent_tid=[6169]}, 88) = 6169 [pid 6167] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6170 attached [pid 6170] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6170] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6170] setpgid(0, 0) = 0 [pid 6170] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6170] write(3, "1000", 4) = 4 [pid 6170] close(3) = 0 [pid 6170] write(1, "executing program\n", 18executing program ) = 18 [pid 6170] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6170] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6170] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6170] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6170] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6170] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6170] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6171]}, 88) = 6171 [pid 6170] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6170] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6170] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6171 attached [pid 6167] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6171] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6167] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6171] <... rseq resumed>) = 0 [pid 6171] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6171] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6171] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6171] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6169] <... futex resumed>) = 0 [pid 6168] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6167] <... futex resumed>) = 1 [pid 6166] <... futex resumed>) = 0 [pid 6171] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6169] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6167] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6169] <... openat resumed>) = 3 [pid 6166] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6169] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6170] <... futex resumed>) = 0 [pid 6169] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6168] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6166] <... futex resumed>) = 0 [pid 6170] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6166] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6168] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6170] <... futex resumed>) = 1 [pid 6170] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6171] <... futex resumed>) = 0 [pid 6171] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6169] <... futex resumed>) = 0 [pid 6168] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6167] <... futex resumed>) = 1 [pid 6171] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6169] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6171] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6169] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6168] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6167] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6169] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6168] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6171] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6169] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6168] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6169] <... mmap resumed>) = 0x7f7dc568e000 [pid 6169] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6168] <... mmap resumed>) = 0x7f7dc568e000 [pid 6169] <... futex resumed>) = 1 [pid 6167] <... futex resumed>) = 0 [pid 6168] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6171] <... mmap resumed>) = 0x7f7dc568e000 [pid 6169] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6168] <... futex resumed>) = 1 [pid 6167] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6166] <... futex resumed>) = 0 [pid 6169] <... futex resumed>) = 0 [pid 6167] <... futex resumed>) = 0 [pid 6169] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6168] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6166] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6168] <... futex resumed>) = 0 [pid 6171] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6168] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6171] <... futex resumed>) = 1 [pid 6170] <... futex resumed>) = 0 [pid 6167] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6170] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6169] <... futex resumed>) = 0 [pid 6167] <... futex resumed>) = 1 [pid 6170] <... futex resumed>) = 0 [pid 6169] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6170] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6169] <... futex resumed>) = 0 [pid 6167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6171] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6169] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6167] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6171] <... futex resumed>) = 1 [pid 6170] <... futex resumed>) = 0 [pid 6167] <... futex resumed>) = 0 [pid 6166] <... futex resumed>) = 0 [pid 6170] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6166] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6170] <... futex resumed>) = 0 [pid 6170] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6171] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6165] <... io_uring_enter resumed>) = 4096 [pid 6171] <... futex resumed>) = 1 [pid 6170] <... futex resumed>) = 0 [pid 6165] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6171] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6170] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6165] <... futex resumed>) = 0 [pid 6170] <... futex resumed>) = 0 [pid 6166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6165] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6166] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6168] <... futex resumed>) = 0 [pid 6166] <... futex resumed>) = 1 [pid 6168] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6166] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6163] exit_group(0 [pid 6168] <... futex resumed>) = 0 [pid 6166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6163] <... exit_group resumed>) = ? [pid 6168] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6166] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6170] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6168] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6166] <... futex resumed>) = 0 [pid 6165] <... futex resumed>) = ? [pid 6166] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6168] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6165] +++ exited with 0 +++ [pid 6163] +++ exited with 0 +++ [pid 6167] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6163, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6172 attached , child_tidptr=0x55556b8a0690) = 6172 [pid 6172] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6172] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6172] setpgid(0, 0) = 0 [pid 6172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6172] write(3, "1000", 4) = 4 [pid 6172] close(3executing program ) = 0 [pid 6172] write(1, "executing program\n", 18) = 18 [pid 6172] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6172] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6172] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6172] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6172] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6172] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6172] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6173 attached => {parent_tid=[6173]}, 88) = 6173 [pid 6172] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6172] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6172] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6173] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6173] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6173] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6173] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6166] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6173] <... openat resumed>) = 3 [pid 6173] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6172] <... futex resumed>) = 0 [pid 6172] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6172] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6170] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6173] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6173] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6173] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6173] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6173] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6172] <... futex resumed>) = 0 [pid 6172] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6173] <... futex resumed>) = 0 [pid 6172] <... futex resumed>) = 1 [pid 6173] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6172] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6173] <... futex resumed>) = 0 [pid 6172] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6173] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6172] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6173] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6172] <... futex resumed>) = 0 [pid 6173] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6172] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6173] <... futex resumed>) = 0 [pid 6172] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6173] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6172] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6172] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6169] <... io_uring_enter resumed>) = 4096 [pid 6169] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] exit_group(0 [pid 6169] <... futex resumed>) = ? [pid 6167] <... exit_group resumed>) = ? [pid 6169] +++ exited with 0 +++ [pid 6167] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6167, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6174 attached [pid 6171] <... io_uring_enter resumed>) = 4096 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6174 [pid 6174] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6171] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6170] exit_group(0) = ? [pid 6174] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6171] <... futex resumed>) = ? [pid 6174] <... prctl resumed>) = 0 [pid 6174] setpgid(0, 0) = 0 [pid 6174] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6171] +++ exited with 0 +++ [pid 6170] +++ exited with 0 +++ [pid 6174] write(3, "1000", 4 [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6170, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6174] <... write resumed>) = 4 [pid 6174] close(3) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6174] write(1, "executing program\n", 18executing program ) = 18 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6175 [pid 6174] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6175 attached ) = 0 [pid 6175] set_robust_list(0x55556b8a06a0, 24 [pid 6174] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6175] <... set_robust_list resumed>) = 0 [pid 6174] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6174] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6175] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6174] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6174] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6175] <... prctl resumed>) = 0 [pid 6174] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6175] setpgid(0, 0 [pid 6174] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6175] <... setpgid resumed>) = 0 [pid 6174] <... mprotect resumed>) = 0 [pid 6175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6174] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6175] <... openat resumed>) = 3 [pid 6174] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6175] write(3, "1000", 4 [pid 6174] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6176 attached [pid 6175] <... write resumed>) = 4 [pid 6176] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6175] close(3 [pid 6174] <... clone3 resumed> => {parent_tid=[6176]}, 88) = 6176 [pid 6168] <... io_uring_enter resumed>) = 4096 [pid 6174] rt_sigprocmask(SIG_SETMASK, [], [pid 6176] <... rseq resumed>) = 0 [pid 6175] <... close resumed>) = 0 [pid 6174] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 6176] set_robust_list(0x7f7dc57139a0, 24 [pid 6175] write(1, "executing program\n", 18 [pid 6174] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6176] <... set_robust_list resumed>) = 0 [pid 6175] <... write resumed>) = 18 [pid 6174] <... futex resumed>) = 0 [pid 6176] rt_sigprocmask(SIG_SETMASK, [], [pid 6175] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6174] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6175] <... futex resumed>) = 0 [pid 6175] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6168] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6176] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6175] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6168] <... futex resumed>) = 0 [pid 6175] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6168] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6166] exit_group(0 [pid 6176] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6175] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6168] <... futex resumed>) = ? [pid 6166] <... exit_group resumed>) = ? [pid 6176] <... openat resumed>) = 3 [pid 6175] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6168] +++ exited with 0 +++ [pid 6166] +++ exited with 0 +++ [pid 6176] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6175] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6176] <... futex resumed>) = 1 [pid 6175] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6174] <... futex resumed>) = 0 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6166, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 6176] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6174] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6176] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6174] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] <... restart_syscall resumed>) = 0 [pid 6176] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6175] <... mprotect resumed>) = 0 [pid 6176] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6175] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6176] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6175] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6177 attached [pid 6176] <... mmap resumed>) = 0x7f7dc568e000 [pid 6175] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6177 [pid 6173] <... io_uring_enter resumed>) = 4096 [pid 6173] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 6178 attached [pid 6177] set_robust_list(0x55556b8a06a0, 24 [pid 6176] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6173] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6176] <... futex resumed>) = 1 [pid 6177] <... set_robust_list resumed>) = 0 [pid 6175] <... clone3 resumed> => {parent_tid=[6178]}, 88) = 6178 [pid 6174] <... futex resumed>) = 0 [pid 6175] rt_sigprocmask(SIG_SETMASK, [], [pid 6174] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6172] exit_group(0 [pid 6177] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6175] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6176] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6174] <... futex resumed>) = 0 [pid 6173] <... futex resumed>) = ? [pid 6172] <... exit_group resumed>) = ? [pid 6176] <... futex resumed>) = 0 [pid 6175] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6174] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6173] +++ exited with 0 +++ [pid 6172] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6172, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5863] restart_syscall(<... resuming interrupted clone ...> [pid 6176] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6175] <... futex resumed>) = 0 [pid 6175] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5863] <... restart_syscall resumed>) = 0 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6179 attached , child_tidptr=0x55556b8a0690) = 6179 [pid 6179] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6179] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6179] setpgid(0, 0) = 0 [pid 6179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6174] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6179] write(3, "1000", 4) = 4 [pid 6179] close(3 [pid 6174] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6178] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6177] <... prctl resumed>) = 0 [pid 6174] <... futex resumed>) = 1 [pid 6176] <... futex resumed>) = 0 [pid 6174] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6178] <... rseq resumed>) = 0 [pid 6177] setpgid(0, 0 [pid 6178] set_robust_list(0x7f7dc57139a0, 24 [pid 6177] <... setpgid resumed>) = 0 [pid 6176] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6174] <... futex resumed>) = 0 [pid 6178] <... set_robust_list resumed>) = 0 [pid 6176] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6174] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6178] rt_sigprocmask(SIG_SETMASK, [], [pid 6177] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6174] <... futex resumed>) = 0 [pid 6174] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6179] <... close resumed>) = 0 [pid 6178] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6177] <... openat resumed>) = 3 [pid 6179] write(1, "executing program\n", 18 [pid 6178] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6177] write(3, "1000", 4executing program [pid 6179] <... write resumed>) = 18 [pid 6179] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000executing program ) = 0 [pid 6178] <... openat resumed>) = 3 [pid 6177] <... write resumed>) = 4 [pid 6179] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6178] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6177] close(3 [pid 6179] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6178] <... futex resumed>) = 1 [pid 6175] <... futex resumed>) = 0 [pid 6177] <... close resumed>) = 0 [pid 6177] write(1, "executing program\n", 18 [pid 6178] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6179] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6177] <... write resumed>) = 18 [pid 6175] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6179] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6178] <... futex resumed>) = 0 [pid 6175] <... futex resumed>) = 1 [pid 6177] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6179] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6178] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6177] <... futex resumed>) = 0 [pid 6175] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6177] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6179] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6178] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6177] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6179] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6179] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6179] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6180]}, 88) = 6180 [pid 6179] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6179] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6179] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6180 attached [pid 6180] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6180] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6180] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6180] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6178] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6177] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6178] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6177] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6177] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6180] <... openat resumed>) = 3 [pid 6177] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6178] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6177] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6180] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6179] <... futex resumed>) = 0 [pid 6179] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6179] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6178] <... mmap resumed>) = 0x7f7dc568e000 [pid 6177] <... mprotect resumed>) = 0 [pid 6178] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6177] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6177] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6181 attached [pid 6180] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6178] <... futex resumed>) = 1 [pid 6177] <... clone3 resumed> => {parent_tid=[6181]}, 88) = 6181 [pid 6175] <... futex resumed>) = 0 [pid 6174] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6181] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6180] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6178] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6177] rt_sigprocmask(SIG_SETMASK, [], [pid 6175] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6174] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6181] <... rseq resumed>) = 0 [pid 6180] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6178] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6177] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6175] <... futex resumed>) = 0 [pid 6174] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6181] set_robust_list(0x7f7dc57139a0, 24 [pid 6180] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6178] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6177] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6175] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6180] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6175] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6180] <... mmap resumed>) = 0x7f7dc568e000 [pid 6181] <... set_robust_list resumed>) = 0 [pid 6180] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6178] <... futex resumed>) = 0 [pid 6177] <... futex resumed>) = 0 [pid 6175] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6180] <... futex resumed>) = 1 [pid 6179] <... futex resumed>) = 0 [pid 6175] <... futex resumed>) = 0 [pid 6180] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6179] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6175] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6180] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6179] <... futex resumed>) = 0 [pid 6180] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6179] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6180] <... futex resumed>) = 0 [pid 6179] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6180] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6179] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6180] <... futex resumed>) = 0 [pid 6179] <... futex resumed>) = 0 [pid 6180] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6179] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6179] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6180] <... futex resumed>) = 0 [pid 6179] <... futex resumed>) = 1 [pid 6180] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6179] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6181] rt_sigprocmask(SIG_SETMASK, [], [pid 6178] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6177] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6178] <... futex resumed>) = 1 [pid 6181] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6175] <... futex resumed>) = 0 [pid 6178] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6181] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6178] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6175] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6181] <... openat resumed>) = 3 [pid 6178] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6175] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6181] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6177] <... futex resumed>) = 0 [pid 6177] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6181] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6177] <... futex resumed>) = 0 [pid 6181] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6179] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6177] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6181] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6175] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6181] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6181] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6177] <... futex resumed>) = 0 [pid 6181] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6177] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6181] <... futex resumed>) = 0 [pid 6177] <... futex resumed>) = 0 [pid 6181] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6177] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6177] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6181] <... futex resumed>) = 0 [pid 6177] <... futex resumed>) = 1 [pid 6181] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6177] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6181] <... futex resumed>) = 0 [pid 6177] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6181] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6177] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6177] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6174] exit_group(0) = ? [pid 6175] exit_group(0) = ? [pid 6179] exit_group(0) = ? [pid 6176] <... io_uring_enter resumed>) = ? [pid 6176] +++ exited with 0 +++ [pid 6174] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6174, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6182 attached , child_tidptr=0x55556b8a0690) = 6182 [pid 6182] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6182] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6182] setpgid(0, 0) = 0 [pid 6182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 6182] write(3, "1000", 4) = 4 [pid 6182] close(3) = 0 [pid 6182] write(1, "executing program\n", 18) = 18 [pid 6182] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6182] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6182] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6182] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6182] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6182] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6181] <... io_uring_enter resumed>) = 4096 [pid 6181] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6181] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6177] exit_group(0 [pid 6182] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6181] <... futex resumed>) = ? [pid 6177] <... exit_group resumed>) = ? [pid 6181] +++ exited with 0 +++ [pid 6182] <... clone3 resumed> => {parent_tid=[6183]}, 88) = 6183 [pid 6182] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6182] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 6183 attached [pid 6182] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6177] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6177, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 6183] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5865] <... restart_syscall resumed>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6183] <... rseq resumed>) = 0 ./strace-static-x86_64: Process 6184 attached [pid 6183] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6184 [pid 6184] set_robust_list(0x55556b8a06a0, 24 [pid 6183] rt_sigprocmask(SIG_SETMASK, [], [pid 6184] <... set_robust_list resumed>) = 0 [pid 6183] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6184] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6183] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6184] <... prctl resumed>) = 0 [pid 6183] <... openat resumed>) = 3 [pid 6184] setpgid(0, 0 [pid 6183] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6184] <... setpgid resumed>) = 0 [pid 6183] <... futex resumed>) = 1 [pid 6183] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6182] <... futex resumed>) = 0 [pid 6182] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6183] <... futex resumed>) = 0 [pid 6184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6183] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6182] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6183] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6183] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6183] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6183] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6182] <... futex resumed>) = 0 [pid 6183] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6182] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6183] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6182] <... futex resumed>) = 0 [pid 6183] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6182] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6183] <... futex resumed>) = 0 [pid 6182] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6183] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6182] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6183] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6182] <... futex resumed>) = 0 [pid 6183] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6182] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6183] <... futex resumed>) = 0 [pid 6182] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6184] <... openat resumed>) = 3 [pid 6183] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6182] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6180] <... io_uring_enter resumed>) = ? [pid 6184] write(3, "1000", 4 [pid 6183] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6182] <... futex resumed>) = 0 [pid 6178] <... io_uring_enter resumed>) = ? [pid 6184] <... write resumed>) = 4 [pid 6183] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6182] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6184] close(3 [pid 6180] +++ exited with 0 +++ [pid 6179] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6179, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5863] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6185 attached , child_tidptr=0x55556b8a0690) = 6185 [pid 6185] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6185] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6185] setpgid(0, 0) = 0 [pid 6185] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6185] write(3, "1000", 4 [pid 6184] <... close resumed>) = 0 [pid 6185] <... write resumed>) = 4 [pid 6185] close(3) = 0 [pid 6185] write(1, "executing program\n", 18executing program executing program ) = 18 [pid 6184] write(1, "executing program\n", 18 [pid 6185] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6185] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6185] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6185] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6185] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6185] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6185] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6186 attached => {parent_tid=[6186]}, 88) = 6186 [pid 6185] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6185] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6185] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6186] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6186] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6186] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6186] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6184] <... write resumed>) = 18 [pid 6178] +++ exited with 0 +++ [pid 6175] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6175, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6184] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6184] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6184] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6184] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6187 [pid 6184] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6187 attached [pid 6186] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6184] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6186] <... futex resumed>) = 1 [pid 6186] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6185] <... futex resumed>) = 0 [pid 6184] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6187] set_robust_list(0x55556b8a06a0, 24 [pid 6184] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6185] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6184] <... mprotect resumed>) = 0 [pid 6186] <... futex resumed>) = 0 [pid 6185] <... futex resumed>) = 1 [pid 6186] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6185] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6184] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6184] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6188 attached [pid 6186] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6186] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6186] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6182] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6184] <... clone3 resumed> => {parent_tid=[6188]}, 88) = 6188 [pid 6188] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6187] <... set_robust_list resumed>) = 0 [pid 6184] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6187] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6184] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6186] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6184] <... futex resumed>) = 0 [pid 6188] <... rseq resumed>) = 0 [pid 6186] <... futex resumed>) = 1 [pid 6187] <... prctl resumed>) = 0 [pid 6185] <... futex resumed>) = 0 [pid 6184] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6188] set_robust_list(0x7f7dc57139a0, 24 [pid 6186] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6185] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6187] setpgid(0, 0 [pid 6186] <... futex resumed>) = 0 [pid 6185] <... futex resumed>) = 0 [pid 6186] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6185] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6185] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6186] <... futex resumed>) = 0 [pid 6185] <... futex resumed>) = 1 [pid 6186] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6185] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6186] <... futex resumed>) = 0 [pid 6185] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6186] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6185] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6186] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6185] <... futex resumed>) = 0 [pid 6186] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6185] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6188] <... set_robust_list resumed>) = 0 [pid 6187] <... setpgid resumed>) = 0 [pid 6188] rt_sigprocmask(SIG_SETMASK, [], [pid 6187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6188] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6188] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6187] <... openat resumed>) = 3 [pid 6187] write(3, "1000", 4 [pid 6188] <... openat resumed>) = 3 [pid 6187] <... write resumed>) = 4 [pid 6188] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6187] close(3 [pid 6188] <... futex resumed>) = 1 [pid 6187] <... close resumed>) = 0 [pid 6184] <... futex resumed>) = 0 [pid 6188] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6187] write(1, "executing program\n", 18 [pid 6184] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 6187] <... write resumed>) = 18 [pid 6188] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6188] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6187] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6184] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6187] <... futex resumed>) = 0 [pid 6188] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6187] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6188] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6187] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6188] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6187] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6188] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6187] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6187] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6188] <... mmap resumed>) = 0x7f7dc568e000 [pid 6187] <... mprotect resumed>) = 0 [pid 6188] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6187] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6188] <... futex resumed>) = 1 [pid 6187] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6184] <... futex resumed>) = 0 [pid 6188] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6187] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6185] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6184] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6189 attached [pid 6188] <... futex resumed>) = 0 [pid 6188] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6187] <... clone3 resumed> => {parent_tid=[6189]}, 88) = 6189 [pid 6184] <... futex resumed>) = 0 [pid 6189] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6187] rt_sigprocmask(SIG_SETMASK, [], [pid 6184] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6189] <... rseq resumed>) = 0 [pid 6187] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6184] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6189] set_robust_list(0x7f7dc57139a0, 24 [pid 6187] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6184] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6189] <... set_robust_list resumed>) = 0 [pid 6187] <... futex resumed>) = 0 [pid 6189] rt_sigprocmask(SIG_SETMASK, [], [pid 6188] <... futex resumed>) = 0 [pid 6184] <... futex resumed>) = 1 [pid 6189] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6188] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6187] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6184] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6189] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6188] <... futex resumed>) = 0 [pid 6184] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6188] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6184] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6188] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6184] <... futex resumed>) = 0 [pid 6188] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6184] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6189] <... openat resumed>) = 3 [pid 6189] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6187] <... futex resumed>) = 0 [pid 6187] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6189] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6187] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6184] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6189] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6189] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6189] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6189] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6187] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6183] <... io_uring_enter resumed>) = 4096 [pid 6189] <... futex resumed>) = 0 [pid 6187] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6183] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6189] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6187] <... futex resumed>) = 0 [pid 6183] <... futex resumed>) = 0 [pid 6189] <... futex resumed>) = 0 [pid 6187] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6183] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6189] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6187] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6187] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6189] <... futex resumed>) = 0 [pid 6187] <... futex resumed>) = 1 [pid 6189] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6189] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6187] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6182] exit_group(0 [pid 6187] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6183] <... futex resumed>) = ? [pid 6182] <... exit_group resumed>) = ? [pid 6187] <... futex resumed>) = 1 [pid 6189] <... futex resumed>) = 0 [pid 6183] +++ exited with 0 +++ [pid 6189] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6182] +++ exited with 0 +++ [pid 6187] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6182, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6190 ./strace-static-x86_64: Process 6190 attached [pid 6190] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6190] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6190] setpgid(0, 0) = 0 [pid 6190] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6190] write(3, "1000", 4) = 4 [pid 6187] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) executing program [pid 6190] close(3) = 0 [pid 6190] write(1, "executing program\n", 18) = 18 [pid 6190] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6190] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6190] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6190] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6190] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6190] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6190] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6191 attached => {parent_tid=[6191]}, 88) = 6191 [pid 6190] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6190] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6190] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6191] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6186] <... io_uring_enter resumed>) = 4096 [pid 6191] set_robust_list(0x7f7dc57139a0, 24 [pid 6186] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6186] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6191] <... set_robust_list resumed>) = 0 [pid 6191] rt_sigprocmask(SIG_SETMASK, [], [pid 6185] exit_group(0 [pid 6191] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6185] <... exit_group resumed>) = ? [pid 6186] <... futex resumed>) = ? [pid 6191] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6190] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6189] <... io_uring_enter resumed>) = 4096 [pid 6191] <... openat resumed>) = 3 [pid 6190] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6189] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6191] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6189] <... futex resumed>) = 0 [pid 6191] <... futex resumed>) = 0 [pid 6189] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6187] exit_group(0 [pid 6190] <... futex resumed>) = 0 [pid 6191] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6189] <... futex resumed>) = ? [pid 6190] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6187] <... exit_group resumed>) = ? [pid 6186] +++ exited with 0 +++ [pid 6185] +++ exited with 0 +++ [pid 6190] <... mmap resumed>) = 0x7f7dc56d2000 [pid 6190] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6185, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5863] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6192 ./strace-static-x86_64: Process 6192 attached [pid 6192] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6192] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6192] setpgid(0, 0) = 0 [pid 6190] <... mprotect resumed>) = 0 [pid 6189] +++ exited with 0 +++ [pid 6187] +++ exited with 0 +++ executing program [pid 6192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6190] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6187, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...> [pid 6192] <... openat resumed>) = 3 [pid 6190] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6192] write(3, "1000", 4 [pid 6190] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0} [pid 6192] <... write resumed>) = 4 [pid 6192] close(3 [pid 6190] <... clone3 resumed> => {parent_tid=[6193]}, 88) = 6193 ./strace-static-x86_64: Process 6193 attached [pid 6192] <... close resumed>) = 0 [pid 6190] rt_sigprocmask(SIG_SETMASK, [], [pid 6192] write(1, "executing program\n", 18 [pid 6190] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6192] <... write resumed>) = 18 [pid 6190] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6192] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6190] <... futex resumed>) = 0 [pid 6192] <... futex resumed>) = 0 [pid 6190] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6193] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6192] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5862] <... restart_syscall resumed>) = 0 [pid 6193] <... rseq resumed>) = 0 [pid 6192] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6192] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6192] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6194 [pid 6192] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6193] set_robust_list(0x7f7dc56f29a0, 24 [pid 6192] <... mprotect resumed>) = 0 [pid 6193] <... set_robust_list resumed>) = 0 [pid 6192] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6193] rt_sigprocmask(SIG_SETMASK, [], [pid 6192] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6193] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6192] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6195 attached [pid 6193] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6195] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6193] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6192] <... clone3 resumed> => {parent_tid=[6195]}, 88) = 6195 [pid 6195] <... rseq resumed>) = 0 [pid 6193] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6192] rt_sigprocmask(SIG_SETMASK, [], [pid 6195] set_robust_list(0x7f7dc57139a0, 24 [pid 6193] <... mmap resumed>) = 0x7f7dc56ad000 [pid 6192] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6195] <... set_robust_list resumed>) = 0 [pid 6192] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6195] rt_sigprocmask(SIG_SETMASK, [], [pid 6192] <... futex resumed>) = 0 [pid 6195] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6192] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6195] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6193] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc566d000 [pid 6195] <... openat resumed>) = 3 [pid 6195] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6193] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6192] <... futex resumed>) = 0 [pid 6193] <... futex resumed>) = 1 [pid 6192] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6190] <... futex resumed>) = 0 [pid 6195] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6192] <... futex resumed>) = 0 [pid 6190] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6195] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6193] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6192] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6191] <... futex resumed>) = 0 [pid 6190] <... futex resumed>) = 1 [pid 6195] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6191] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6190] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6191] <... futex resumed>) = 0 [pid 6190] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6194 attached [pid 6191] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6194] set_robust_list(0x55556b8a06a0, 24 [pid 6190] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6195] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6188] <... io_uring_enter resumed>) = 4096 [pid 6195] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6191] <... futex resumed>) = 0 [pid 6190] <... futex resumed>) = 1 [pid 6195] <... mmap resumed>) = 0x7f7dc568e000 [pid 6191] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6190] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6195] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6191] <... futex resumed>) = 0 [pid 6190] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6195] <... futex resumed>) = 1 [pid 6191] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6190] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6190] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6195] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6192] <... futex resumed>) = 0 [pid 6192] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6195] <... futex resumed>) = 0 [pid 6192] <... futex resumed>) = 1 [pid 6195] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6195] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6192] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6194] <... set_robust_list resumed>) = 0 [pid 6192] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6188] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6192] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6188] <... futex resumed>) = 0 [pid 6184] exit_group(0 [pid 6194] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6188] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6184] <... exit_group resumed>) = ? [pid 6194] <... prctl resumed>) = 0 [pid 6188] <... futex resumed>) = ? [pid 6188] +++ exited with 0 +++ [pid 6184] +++ exited with 0 +++ [pid 6194] setpgid(0, 0 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6184, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 6195] <... futex resumed>) = 0 [pid 6192] <... futex resumed>) = 1 [pid 6195] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6195] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6192] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6192] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6195] <... futex resumed>) = 0 [pid 6192] <... futex resumed>) = 1 [pid 6195] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6192] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] <... restart_syscall resumed>) = 0 [pid 6194] <... setpgid resumed>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6196 [pid 6194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 6196 attached [pid 6194] write(3, "1000", 4) = 4 [pid 6196] set_robust_list(0x55556b8a06a0, 24 [pid 6194] close(3 [pid 6196] <... set_robust_list resumed>) = 0 [pid 6194] <... close resumed>) = 0 [pid 6196] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6194] write(1, "executing program\n", 18executing program [pid 6196] <... prctl resumed>) = 0 [pid 6194] <... write resumed>) = 18 [pid 6196] setpgid(0, 0 [pid 6194] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6190] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6194] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6190] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6194] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6190] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6196] <... setpgid resumed>) = 0 [pid 6194] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6194] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6192] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6196] <... openat resumed>) = 3 [pid 6194] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6196] write(3, "1000", 4 [pid 6194] <... mprotect resumed>) = 0 [pid 6196] <... write resumed>) = 4 [pid 6196] close(3 [pid 6194] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6196] <... close resumed>) = 0 [pid 6194] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6196] write(1, "executing program\n", 18 [pid 6194] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}executing program ./strace-static-x86_64: Process 6197 attached [pid 6196] <... write resumed>) = 18 [pid 6194] <... clone3 resumed> => {parent_tid=[6197]}, 88) = 6197 [pid 6197] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6196] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6197] <... rseq resumed>) = 0 [pid 6196] <... futex resumed>) = 0 [pid 6194] rt_sigprocmask(SIG_SETMASK, [], [pid 6196] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6194] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6197] set_robust_list(0x7f7dc57139a0, 24 [pid 6196] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6194] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6197] <... set_robust_list resumed>) = 0 [pid 6197] rt_sigprocmask(SIG_SETMASK, [], [pid 6196] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6194] <... futex resumed>) = 0 [pid 6197] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6196] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6194] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6196] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6197] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6196] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6197] <... openat resumed>) = 3 [pid 6196] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6197] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] <... mprotect resumed>) = 0 [pid 6197] <... futex resumed>) = 1 [pid 6196] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6194] <... futex resumed>) = 0 [pid 6196] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6194] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6197] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6196] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6194] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6198 attached [pid 6197] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6194] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6198] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6197] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6196] <... clone3 resumed> => {parent_tid=[6198]}, 88) = 6198 [pid 6197] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6196] rt_sigprocmask(SIG_SETMASK, [], [pid 6197] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6196] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6198] <... rseq resumed>) = 0 [pid 6197] <... mmap resumed>) = 0x7f7dc568e000 [pid 6196] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6198] set_robust_list(0x7f7dc57139a0, 24 [pid 6197] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] <... futex resumed>) = 0 [pid 6198] <... set_robust_list resumed>) = 0 [pid 6197] <... futex resumed>) = 1 [pid 6196] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6194] <... futex resumed>) = 0 [pid 6198] rt_sigprocmask(SIG_SETMASK, [], [pid 6194] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6194] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6198] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6197] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6198] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6197] <... futex resumed>) = 1 [pid 6194] <... futex resumed>) = 0 [pid 6197] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6194] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6197] <... futex resumed>) = 0 [pid 6194] <... futex resumed>) = 0 [pid 6197] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6194] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6194] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6198] <... openat resumed>) = 3 [pid 6197] <... futex resumed>) = 0 [pid 6194] <... futex resumed>) = 1 [pid 6197] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6194] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6198] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6196] <... futex resumed>) = 0 [pid 6196] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6198] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6196] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6198] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6198] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6198] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6198] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6196] <... futex resumed>) = 0 [pid 6198] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6198] <... futex resumed>) = 0 [pid 6198] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6196] <... futex resumed>) = 0 [pid 6196] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6196] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6198] <... futex resumed>) = 0 [pid 6196] <... futex resumed>) = 1 [pid 6198] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6198] <... futex resumed>) = 0 [pid 6196] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6198] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6196] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6196] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6194] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6196] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6195] <... io_uring_enter resumed>) = 4096 [pid 6195] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6191] <... io_uring_enter resumed>) = 4096 [pid 6192] exit_group(0) = ? [pid 6195] <... futex resumed>) = ? [pid 6191] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6195] +++ exited with 0 +++ [pid 6192] +++ exited with 0 +++ [pid 6191] <... futex resumed>) = 0 [pid 6190] exit_group(0 [pid 6193] <... futex resumed>) = ? [pid 6190] <... exit_group resumed>) = ? [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6192, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6191] +++ exited with 0 +++ [pid 5863] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6193] +++ exited with 0 +++ [pid 6190] +++ exited with 0 +++ [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6190, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- ./strace-static-x86_64: Process 6199 attached [pid 6199] set_robust_list(0x55556b8a06a0, 24 [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6199 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6199] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 6200 attached [pid 6199] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6197] <... io_uring_enter resumed>) = 4096 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6200 [pid 6199] <... prctl resumed>) = 0 [pid 6200] set_robust_list(0x55556b8a06a0, 24 [pid 6199] setpgid(0, 0 [pid 6200] <... set_robust_list resumed>) = 0 [pid 6199] <... setpgid resumed>) = 0 [pid 6200] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6199] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6200] <... prctl resumed>) = 0 [pid 6200] setpgid(0, 0) = 0 [pid 6200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6199] write(3, "1000", 4) = 4 [pid 6199] close(3) = 0 [pid 6199] write(1, "executing program\n", 18) = 18 [pid 6199] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6199] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6199] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6199] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6199] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6199] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6199] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6200] <... openat resumed>) = 3 [pid 6199] <... clone3 resumed> => {parent_tid=[6201]}, 88) = 6201 [pid 6199] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6199] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6200] write(3, "1000", 4 [pid 6199] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6201 attached [pid 6200] <... write resumed>) = 4 [pid 6200] close(3) = 0 [pid 6200] write(1, "executing program\n", 18) = 18 [pid 6200] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000executing program executing program ) = 0 [pid 6200] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6201] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6200] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6201] <... rseq resumed>) = 0 [pid 6201] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6201] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6200] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6200] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6200] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6200] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6201] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6200] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6197] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6201] <... openat resumed>) = 3 [pid 6197] <... futex resumed>) = 0 [pid 6201] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6200] <... clone3 resumed> => {parent_tid=[6202]}, 88) = 6202 [pid 6197] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6194] exit_group(0 [pid 6201] <... futex resumed>) = 1 [pid 6200] rt_sigprocmask(SIG_SETMASK, [], [pid 6199] <... futex resumed>) = 0 [pid 6197] <... futex resumed>) = ? [pid 6194] <... exit_group resumed>) = ? [pid 6200] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6199] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6197] +++ exited with 0 +++ [pid 6194] +++ exited with 0 +++ [pid 6201] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6200] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6199] <... futex resumed>) = 0 [pid 6201] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6200] <... futex resumed>) = 0 [pid 6199] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6201] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6200] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6202 attached [pid 6201] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6202] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6194, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6202] <... rseq resumed>) = 0 [pid 6202] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6202] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6203 attached NULL, 8) = 0 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6203 [pid 6202] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6201] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6202] <... openat resumed>) = 3 [pid 6201] <... mmap resumed>) = 0x7f7dc568e000 [pid 6202] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6200] <... futex resumed>) = 0 [pid 6201] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6200] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6201] <... futex resumed>) = 1 [pid 6200] <... futex resumed>) = 0 [pid 6199] <... futex resumed>) = 0 [pid 6200] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6199] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6199] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6202] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6201] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6199] <... futex resumed>) = 0 [pid 6199] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6199] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6201] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6199] <... futex resumed>) = 0 [pid 6199] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6199] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6201] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6202] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6203] set_robust_list(0x55556b8a06a0, 24 [pid 6198] <... io_uring_enter resumed>) = 4096 [pid 6203] <... set_robust_list resumed>) = 0 [pid 6202] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6198] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] exit_group(0) = ? [pid 6203] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6202] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6200] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6198] <... futex resumed>) = ? [pid 6200] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6203] <... prctl resumed>) = 0 [pid 6202] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6200] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6199] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6198] +++ exited with 0 +++ [pid 6196] +++ exited with 0 +++ [pid 6200] <... futex resumed>) = 0 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6196, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6200] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56ad000 [pid 6200] mprotect(0x7f7dc56ae000, 131072, PROT_READ|PROT_WRITE [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6203] setpgid(0, 0 [pid 6200] <... mprotect resumed>) = 0 [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6204 [pid 6203] <... setpgid resumed>) = 0 [pid 6202] <... mmap resumed>) = 0x7f7dc566d000 [pid 6200] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6200] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56cd990, parent_tid=0x7f7dc56cd990, exit_signal=0, stack=0x7f7dc56ad000, stack_size=0x20300, tls=0x7f7dc56cd6c0} => {parent_tid=[6205]}, 88) = 6205 [pid 6200] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6200] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6200] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6205 attached [pid 6205] rseq(0x7f7dc56cdfe0, 0x20, 0, 0x53053053) = 0 [pid 6203] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6205] set_robust_list(0x7f7dc56cd9a0, 24) = 0 [pid 6205] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6205] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- ./strace-static-x86_64: Process 6204 attached [pid 6203] <... openat resumed>) = 3 [pid 6200] <... futex resumed>) = ? [pid 6205] +++ killed by SIGSEGV +++ [pid 6203] write(3, "1000", 4) = 4 [pid 6204] set_robust_list(0x55556b8a06a0, 24 [pid 6203] close(3 [pid 6202] +++ killed by SIGSEGV +++ [pid 6200] +++ killed by SIGSEGV +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6200, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6204] <... set_robust_list resumed>) = 0 [pid 6203] <... close resumed>) = 0 [pid 6204] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6203] write(1, "executing program\n", 18 [pid 5866] <... restart_syscall resumed>) = 0 executing program [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6206 attached , child_tidptr=0x55556b8a0690) = 6206 [pid 6206] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6206] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6206] setpgid(0, 0) = 0 [pid 6206] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6206] write(3, "1000", 4) = 4 [pid 6206] close(3) = 0 [pid 6206] write(1, "executing program\n", 18) = 18 [pid 6206] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6206] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6206] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6206] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6206] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6206] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6206] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6207 attached => {parent_tid=[6207]}, 88) = 6207 [pid 6206] rt_sigprocmask(SIG_SETMASK, [], executing program NULL, 8) = 0 [pid 6204] <... prctl resumed>) = 0 [pid 6203] <... write resumed>) = 18 [pid 6207] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6207] set_robust_list(0x7f7dc57139a0, 24 [pid 6204] setpgid(0, 0 [pid 6203] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6206] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] <... setpgid resumed>) = 0 [pid 6203] <... futex resumed>) = 0 [pid 6203] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6203] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6203] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6207] <... set_robust_list resumed>) = 0 [pid 6203] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6207] rt_sigprocmask(SIG_SETMASK, [], [pid 6203] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6207] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6203] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6207] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6203] <... mprotect resumed>) = 0 [pid 6207] <... openat resumed>) = 3 [pid 6203] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6203] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6206] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6208 attached [pid 6206] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6203] <... clone3 resumed> => {parent_tid=[6208]}, 88) = 6208 [pid 6208] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6203] rt_sigprocmask(SIG_SETMASK, [], [pid 6208] <... rseq resumed>) = 0 [pid 6207] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6203] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6208] set_robust_list(0x7f7dc57139a0, 24 [pid 6207] <... futex resumed>) = 1 [pid 6206] <... futex resumed>) = 0 [pid 6203] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6208] <... set_robust_list resumed>) = 0 [pid 6206] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6203] <... futex resumed>) = 0 [pid 6208] rt_sigprocmask(SIG_SETMASK, [], [pid 6203] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6208] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6207] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6206] <... futex resumed>) = 0 [pid 6208] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6207] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6207] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6206] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6207] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6207] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6207] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6206] <... futex resumed>) = 0 [pid 6206] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6206] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6207] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] <... openat resumed>) = 3 [pid 6208] <... openat resumed>) = 3 [pid 6207] <... futex resumed>) = 1 [pid 6206] <... futex resumed>) = 0 [pid 6204] write(3, "1000", 4 [pid 6207] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6206] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6207] <... futex resumed>) = 0 [pid 6206] <... futex resumed>) = 0 [pid 6207] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6206] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6208] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6206] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] <... write resumed>) = 4 [pid 6206] <... futex resumed>) = 1 [pid 6208] <... futex resumed>) = 1 [pid 6206] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6204] close(3 [pid 6203] <... futex resumed>) = 0 [pid 6207] <... futex resumed>) = 0 [pid 6204] <... close resumed>) = 0 [pid 6203] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6207] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6208] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6204] write(1, "executing program\n", 18 [pid 6203] <... futex resumed>) = 0 executing program [pid 6204] <... write resumed>) = 18 [pid 6203] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6208] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6204] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6208] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6204] <... futex resumed>) = 0 [pid 6208] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6204] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6206] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6206] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6208] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6204] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6206] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6204] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6208] <... mmap resumed>) = 0x7f7dc568e000 [pid 6208] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6208] <... futex resumed>) = 1 [pid 6204] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6203] <... futex resumed>) = 0 [pid 6208] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6203] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6208] <... futex resumed>) = 0 [pid 6204] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6203] <... futex resumed>) = 0 [pid 6203] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6208] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6204] <... mprotect resumed>) = 0 [pid 6203] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6204] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6203] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6208] <... futex resumed>) = 0 [pid 6204] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6203] <... futex resumed>) = 1 ./strace-static-x86_64: Process 6209 attached [pid 6208] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6203] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6209] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6208] <... futex resumed>) = 0 [pid 6204] <... clone3 resumed> => {parent_tid=[6209]}, 88) = 6209 [pid 6203] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6209] <... rseq resumed>) = 0 [pid 6208] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6204] rt_sigprocmask(SIG_SETMASK, [], [pid 6203] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6209] set_robust_list(0x7f7dc57139a0, 24 [pid 6208] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6204] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6203] <... futex resumed>) = 0 [pid 6209] <... set_robust_list resumed>) = 0 [pid 6208] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6204] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6203] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6204] <... futex resumed>) = 0 [pid 6204] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6209] rt_sigprocmask(SIG_SETMASK, [], [pid 6203] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6209] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6204] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6209] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6204] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6209] <... openat resumed>) = 3 [pid 6204] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56d2000 [pid 6209] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE [pid 6209] <... futex resumed>) = 0 [pid 6204] <... mprotect resumed>) = 0 [pid 6199] exit_group(0) = ? [pid 6209] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6204] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6201] <... io_uring_enter resumed>) = ? [pid 6204] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6204] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6210 attached [pid 6210] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6204] <... clone3 resumed> => {parent_tid=[6210]}, 88) = 6210 [pid 6201] +++ exited with 0 +++ [pid 6199] +++ exited with 0 +++ [pid 6210] <... rseq resumed>) = 0 [pid 6204] rt_sigprocmask(SIG_SETMASK, [], [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6199, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6210] set_robust_list(0x7f7dc56f29a0, 24 [pid 6204] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5863] restart_syscall(<... resuming interrupted clone ...> [pid 6204] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6210] <... set_robust_list resumed>) = 0 [pid 6204] <... futex resumed>) = 0 [pid 5863] <... restart_syscall resumed>) = 0 [pid 6210] rt_sigprocmask(SIG_SETMASK, [], [pid 6204] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6210] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6210] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6211 attached [pid 6210] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6211] set_robust_list(0x55556b8a06a0, 24 [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6211 [pid 6211] <... set_robust_list resumed>) = 0 [pid 6210] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6211] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6210] <... mmap resumed>) = 0x7f7dc56ad000 [pid 6211] setpgid(0, 0) = 0 [pid 6211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6211] write(3, "1000", 4) = 4 [pid 6210] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6211] close(3executing program ) = 0 [pid 6210] <... mmap resumed>) = 0x7f7dc566d000 [pid 6211] write(1, "executing program\n", 18 [pid 6210] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6211] <... write resumed>) = 18 [pid 6204] <... futex resumed>) = 0 [pid 6210] <... futex resumed>) = 1 [pid 6211] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6210] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6204] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6211] <... futex resumed>) = 0 [pid 6209] <... futex resumed>) = 0 [pid 6204] <... futex resumed>) = 1 [pid 6211] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6209] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6211] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6209] <... futex resumed>) = 0 [pid 6204] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6211] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6209] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6204] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6211] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6211] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6209] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6204] <... futex resumed>) = 0 [pid 6211] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6209] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6209] <... futex resumed>) = 0 [pid 6204] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6209] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6204] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6211] <... mprotect resumed>) = 0 [pid 6211] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6211] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6204] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6212 attached [pid 6212] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6212] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6212] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6212] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6211] <... clone3 resumed> => {parent_tid=[6212]}, 88) = 6212 [pid 6211] rt_sigprocmask(SIG_SETMASK, [], [pid 6204] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6211] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6211] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6212] <... futex resumed>) = 0 [pid 6211] <... futex resumed>) = 1 [pid 6212] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6212] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6212] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6211] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6211] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6212] <... futex resumed>) = 0 [pid 6211] <... futex resumed>) = 1 [pid 6212] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6211] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6212] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6212] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6212] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6212] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6211] <... futex resumed>) = 0 [pid 6211] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6211] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6212] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6211] <... futex resumed>) = 0 [pid 6211] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6211] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6212] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6211] <... futex resumed>) = 0 [pid 6211] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6211] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6212] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6206] exit_group(0) = ? [pid 6207] <... io_uring_enter resumed>) = ? [pid 6204] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6207] +++ exited with 0 +++ [pid 6206] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6206, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6213 attached [pid 6211] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6213] set_robust_list(0x55556b8a06a0, 24 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6213 [pid 6213] <... set_robust_list resumed>) = 0 [pid 6213] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 executing program [pid 6208] <... io_uring_enter resumed>) = 4096 [pid 6213] setpgid(0, 0 [pid 6208] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6213] <... setpgid resumed>) = 0 [pid 6208] <... futex resumed>) = 0 [pid 6213] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6208] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6213] <... openat resumed>) = 3 [pid 6213] write(3, "1000", 4) = 4 [pid 6213] close(3) = 0 [pid 6213] write(1, "executing program\n", 18) = 18 [pid 6213] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6213] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6213] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6213] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6213] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6213] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6213] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6214 attached => {parent_tid=[6214]}, 88) = 6214 [pid 6213] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6213] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6213] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6214] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6214] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6214] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6214] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6214] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6213] <... futex resumed>) = 0 [pid 6213] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6213] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6214] <... futex resumed>) = 1 [pid 6214] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6214] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6214] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6203] exit_group(0 [pid 6214] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6213] <... futex resumed>) = 0 [pid 6214] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6213] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6213] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6214] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6214] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6213] <... futex resumed>) = 0 [pid 6214] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6213] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6214] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6213] <... futex resumed>) = 0 [pid 6214] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6213] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6208] <... futex resumed>) = ? [pid 6203] <... exit_group resumed>) = ? [pid 6213] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6208] +++ exited with 0 +++ [pid 6214] <... futex resumed>) = 0 [pid 6213] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6214] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6213] <... futex resumed>) = 0 [pid 6203] +++ exited with 0 +++ [pid 6213] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6203, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6215 attached , child_tidptr=0x55556b8a0690) = 6215 executing program [pid 6215] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6215] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6215] setpgid(0, 0) = 0 [pid 6215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6215] write(3, "1000", 4) = 4 [pid 6215] close(3) = 0 [pid 6215] write(1, "executing program\n", 18) = 18 [pid 6215] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6215] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6215] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6215] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6215] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6215] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6215] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6216 attached => {parent_tid=[6216]}, 88) = 6216 [pid 6215] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6215] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6215] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6216] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6216] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6216] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6216] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6216] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6215] <... futex resumed>) = 0 [pid 6215] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6215] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6216] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6216] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6216] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6216] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6215] <... futex resumed>) = 0 [pid 6215] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6215] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6216] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6215] <... futex resumed>) = 0 [pid 6215] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6215] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6216] <... futex resumed>) = 1 [pid 6216] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6215] <... futex resumed>) = 0 [pid 6215] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6215] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6216] <... futex resumed>) = 1 [pid 6216] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6213] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6213] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6215] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6215] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6215] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6212] <... io_uring_enter resumed>) = 4096 [pid 6212] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6211] exit_group(0 [pid 6209] <... io_uring_enter resumed>) = 4096 [pid 6211] <... exit_group resumed>) = ? [pid 6209] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6209] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6204] exit_group(0 [pid 6212] +++ exited with 0 +++ [pid 6211] +++ exited with 0 +++ [pid 6209] <... futex resumed>) = ? [pid 6204] <... exit_group resumed>) = ? [pid 6209] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6211, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5863] restart_syscall(<... resuming interrupted clone ...> [pid 6210] <... futex resumed>) = ? [pid 6210] +++ exited with 0 +++ [pid 6204] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6204, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5863] <... restart_syscall resumed>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6218 ./strace-static-x86_64: Process 6217 attached ./strace-static-x86_64: Process 6218 attached [pid 6217] set_robust_list(0x55556b8a06a0, 24 [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6217 executing program [pid 6218] set_robust_list(0x55556b8a06a0, 24 [pid 6217] <... set_robust_list resumed>) = 0 [pid 6218] <... set_robust_list resumed>) = 0 [pid 6218] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6218] setpgid(0, 0) = 0 [pid 6218] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6218] write(3, "1000", 4) = 4 [pid 6218] close(3) = 0 [pid 6218] write(1, "executing program\n", 18) = 18 [pid 6218] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6218] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6218] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6218] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6218] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6218] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6218] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6219]}, 88) = 6219 [pid 6218] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6218] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6218] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6219 attached [pid 6219] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6219] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6219] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6219] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6219] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6218] <... futex resumed>) = 0 [pid 6219] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6218] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6219] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6218] <... futex resumed>) = 0 [pid 6217] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6219] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6218] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6219] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6217] <... prctl resumed>) = 0 [pid 6217] setpgid(0, 0) = 0 [pid 6217] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6217] write(3, "1000", 4) = 4 [pid 6219] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6217] close(3) = 0 [pid 6217] write(1, "executing program\n", 18 [pid 6219] <... mmap resumed>) = 0x7f7dc56ce000 executing program [pid 6219] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6219] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6217] <... write resumed>) = 18 [pid 6219] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6218] <... futex resumed>) = 0 [pid 6218] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6219] <... futex resumed>) = 0 [pid 6218] <... futex resumed>) = 1 [pid 6219] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6218] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6219] <... futex resumed>) = 0 [pid 6218] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6217] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6219] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6218] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6217] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6219] <... futex resumed>) = 0 [pid 6218] <... futex resumed>) = 0 [pid 6219] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6218] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6218] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6217] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6219] <... futex resumed>) = 0 [pid 6218] <... futex resumed>) = 1 [pid 6217] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6219] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6218] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6217] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6214] <... io_uring_enter resumed>) = 4096 [pid 6218] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6217] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6216] <... io_uring_enter resumed>) = 4096 [pid 6214] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6216] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6217] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6214] <... futex resumed>) = 0 [pid 6213] exit_group(0) = ? [pid 6216] <... futex resumed>) = 0 [pid 6216] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6214] +++ exited with 0 +++ [pid 6213] +++ exited with 0 +++ [pid 6215] exit_group(0 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6213, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6217] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6215] <... exit_group resumed>) = ? [pid 6217] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6216] <... futex resumed>) = ? [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 ./strace-static-x86_64: Process 6220 attached [pid 6216] +++ exited with 0 +++ [pid 6215] +++ exited with 0 +++ [pid 6220] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6217] <... clone3 resumed> => {parent_tid=[6220]}, 88) = 6220 executing program [pid 6220] <... rseq resumed>) = 0 [pid 6217] rt_sigprocmask(SIG_SETMASK, [], [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6215, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6221 ./strace-static-x86_64: Process 6222 attached [pid 6217] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6217] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6222] set_robust_list(0x55556b8a06a0, 24 [pid 6220] set_robust_list(0x7f7dc57139a0, 24 [pid 6217] <... futex resumed>) = 0 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6222 [pid 6222] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 6221 attached [pid 6217] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6222] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6221] set_robust_list(0x55556b8a06a0, 24 [pid 6222] <... prctl resumed>) = 0 [pid 6221] <... set_robust_list resumed>) = 0 [pid 6221] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6221] setpgid(0, 0) = 0 [pid 6221] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6221] write(3, "1000", 4) = 4 [pid 6221] close(3) = 0 [pid 6221] write(1, "executing program\n", 18) = 18 [pid 6221] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6221] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6221] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6221] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6221] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6221] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6222] setpgid(0, 0 [pid 6221] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6223]}, 88) = 6223 [pid 6221] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6221] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6222] <... setpgid resumed>) = 0 [pid 6222] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6221] <... futex resumed>) = 0 [pid 6221] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6223 attached [pid 6222] <... openat resumed>) = 3 [pid 6220] <... set_robust_list resumed>) = 0 [pid 6220] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6222] write(3, "1000", 4 [pid 6220] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6223] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6222] <... write resumed>) = 4 [pid 6220] <... openat resumed>) = 3 [pid 6223] <... rseq resumed>) = 0 [pid 6223] set_robust_list(0x7f7dc57139a0, 24 [pid 6222] close(3 [pid 6217] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6217] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6222] <... close resumed>) = 0 [pid 6217] <... futex resumed>) = 0 [pid 6223] <... set_robust_list resumed>) = 0 [pid 6223] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6222] write(1, "executing program\n", 18 [pid 6217] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6223] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6217] <... mmap resumed>) = 0x7f7dc56d2000 [pid 6223] <... openat resumed>) = 3 [pid 6217] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE [pid 6221] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6221] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6217] <... mprotect resumed>) = 0 executing program [pid 6222] <... write resumed>) = 18 [pid 6221] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6220] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6217] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6220] <... futex resumed>) = 0 [pid 6217] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6222] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6220] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6217] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0} [pid 6223] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6224 attached ) = 0 [pid 6222] <... futex resumed>) = 0 [pid 6221] <... mmap resumed>) = 0x7f7dc56d2000 [pid 6223] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6221] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6221] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6221] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6225 attached [pid 6224] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6222] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6217] <... clone3 resumed> => {parent_tid=[6224]}, 88) = 6224 [pid 6225] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053) = 0 [pid 6225] set_robust_list(0x7f7dc56f29a0, 24 [pid 6217] rt_sigprocmask(SIG_SETMASK, [], [pid 6222] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6225] <... set_robust_list resumed>) = 0 [pid 6225] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6225] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6221] <... clone3 resumed> => {parent_tid=[6225]}, 88) = 6225 [pid 6222] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6221] rt_sigprocmask(SIG_SETMASK, [], [pid 6217] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6217] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6222] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6222] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6217] <... futex resumed>) = 0 [pid 6224] <... rseq resumed>) = 0 [pid 6222] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6221] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6217] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6224] set_robust_list(0x7f7dc56f29a0, 24 [pid 6222] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6221] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6225] <... futex resumed>) = 0 [pid 6221] <... futex resumed>) = 1 [pid 6225] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6221] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6225] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6224] <... set_robust_list resumed>) = 0 [pid 6222] <... mprotect resumed>) = 0 [pid 6224] rt_sigprocmask(SIG_SETMASK, [], [pid 6222] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6225] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ad000 [pid 6222] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6222] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6224] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6224] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6224] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ad000 [pid 6217] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6224] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6217] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6224] <... mmap resumed>) = 0x7f7dc566d000 [pid 6221] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6220] <... futex resumed>) = 0 [pid 6217] <... futex resumed>) = 1 ./strace-static-x86_64: Process 6226 attached [pid 6224] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6222] <... clone3 resumed> => {parent_tid=[6226]}, 88) = 6226 [pid 6221] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6220] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6217] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6224] <... futex resumed>) = 0 [pid 6223] <... futex resumed>) = 0 [pid 6222] rt_sigprocmask(SIG_SETMASK, [], [pid 6221] <... futex resumed>) = 1 [pid 6220] <... futex resumed>) = 0 [pid 6217] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6224] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6223] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6222] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6221] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6220] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6217] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6226] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6222] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6221] <... futex resumed>) = ? [pid 6220] <... futex resumed>) = 0 [pid 6217] <... futex resumed>) = 0 [pid 6225] +++ killed by SIGSEGV +++ [pid 6223] +++ killed by SIGSEGV +++ [pid 6222] <... futex resumed>) = 0 [pid 6221] +++ killed by SIGSEGV +++ [pid 6220] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6217] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6222] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6221, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 6226] <... rseq resumed>) = 0 [pid 6217] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6226] set_robust_list(0x7f7dc57139a0, 24 [pid 6217] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6226] <... set_robust_list resumed>) = 0 [pid 6220] <... futex resumed>) = 0 [pid 6217] <... futex resumed>) = 1 [pid 6220] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6217] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6226] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6226] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6219] <... io_uring_enter resumed>) = 4096 [pid 6226] <... openat resumed>) = 3 [pid 6219] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6227 [pid 6219] <... futex resumed>) = 0 [pid 6219] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6226] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6222] <... futex resumed>) = 0 [pid 6218] exit_group(0 [pid 6226] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6222] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6219] <... futex resumed>) = ? [pid 6218] <... exit_group resumed>) = ? [pid 6226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6222] <... futex resumed>) = 0 [pid 6219] +++ exited with 0 +++ ./strace-static-x86_64: Process 6227 attached [pid 6227] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6227] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6226] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6222] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6218] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6218, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6226] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5863] restart_syscall(<... resuming interrupted clone ...> [pid 6226] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6226] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6227] <... prctl resumed>) = 0 [pid 6226] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] <... restart_syscall resumed>) = 0 [pid 6227] setpgid(0, 0 [pid 6226] <... futex resumed>) = 1 [pid 6222] <... futex resumed>) = 0 [pid 6226] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6222] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6222] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6226] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6226] <... futex resumed>) = 0 [pid 6222] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6227] <... setpgid resumed>) = 0 [pid 6222] <... futex resumed>) = 0 [pid 6217] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6226] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6222] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6227] <... openat resumed>) = 3 [pid 6226] <... futex resumed>) = 0 [pid 6222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6227] write(3, "1000", 4executing program [pid 6226] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6222] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6228 attached [pid 6227] <... write resumed>) = 4 [pid 6226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6222] <... futex resumed>) = 0 [pid 6228] set_robust_list(0x55556b8a06a0, 24 [pid 6222] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6228] <... set_robust_list resumed>) = 0 [pid 6226] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6227] close(3 [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6228 [pid 6227] <... close resumed>) = 0 [pid 6227] write(1, "executing program\n", 18) = 18 [pid 6227] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6227] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6227] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6227] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6227] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6227] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6228] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6227] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6228] <... prctl resumed>) = 0 [pid 6228] setpgid(0, 0) = 0 [pid 6227] <... clone3 resumed> => {parent_tid=[6229]}, 88) = 6229 [pid 6227] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6227] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6227] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6229 attached [pid 6228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6229] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6228] <... openat resumed>) = 3 [pid 6229] <... rseq resumed>) = 0 [pid 6228] write(3, "1000", 4 [pid 6229] set_robust_list(0x7f7dc57139a0, 24 [pid 6228] <... write resumed>) = 4 [pid 6229] <... set_robust_list resumed>) = 0 [pid 6229] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6229] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6229] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6227] <... futex resumed>) = 0 [pid 6227] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6228] close(3) = 0 [pid 6227] <... futex resumed>) = 0 [pid 6228] write(1, "executing program\n", 18 [pid 6227] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6228] <... write resumed>) = 18 [pid 6228] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6229] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6229] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6228] <... futex resumed>) = 0 [pid 6228] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6229] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6228] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6222] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6229] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6229] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6227] <... futex resumed>) = 0 [pid 6227] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6227] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6229] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6228] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6229] <... futex resumed>) = 1 [pid 6227] <... futex resumed>) = 0 [pid 6227] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6227] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6229] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6227] <... futex resumed>) = 0 [pid 6227] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6227] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6229] <... futex resumed>) = 1 [pid 6228] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6229] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6228] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6228] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6228] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6228] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6227] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6227] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6227] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6230 attached [pid 6230] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6228] <... clone3 resumed> => {parent_tid=[6230]}, 88) = 6230 [pid 6230] <... rseq resumed>) = 0 [pid 6228] rt_sigprocmask(SIG_SETMASK, [], [pid 6230] set_robust_list(0x7f7dc57139a0, 24 [pid 6228] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6230] <... set_robust_list resumed>) = 0 [pid 6228] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6230] rt_sigprocmask(SIG_SETMASK, [], [pid 6228] <... futex resumed>) = 0 [pid 6230] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6228] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6230] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6230] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6228] <... futex resumed>) = 0 [pid 6230] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6228] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6230] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6228] <... futex resumed>) = 0 [pid 6228] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6230] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6230] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6230] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6228] <... futex resumed>) = 0 [pid 6228] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6228] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6230] <... futex resumed>) = 1 [pid 6230] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6228] <... futex resumed>) = 0 [pid 6228] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6228] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6230] <... futex resumed>) = 1 [pid 6230] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6228] <... futex resumed>) = 0 [pid 6228] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6228] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6230] <... futex resumed>) = 1 [pid 6230] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6220] <... io_uring_enter resumed>) = 4096 [pid 6220] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6217] exit_group(0 [pid 6220] <... futex resumed>) = ? [pid 6217] <... exit_group resumed>) = ? [pid 6224] <... futex resumed>) = ? [pid 6224] +++ exited with 0 +++ [pid 6220] +++ exited with 0 +++ [pid 6217] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6217, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6231 attached [pid 6228] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6231] set_robust_list(0x55556b8a06a0, 24 [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6231 [pid 6231] <... set_robust_list resumed>) = 0 [pid 6231] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6231] setpgid(0, 0) = 0 [pid 6231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6231] write(3, "1000", 4) = 4 [pid 6231] close(3) = 0 executing program [pid 6231] write(1, "executing program\n", 18) = 18 [pid 6231] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6226] <... io_uring_enter resumed>) = 4096 [pid 6231] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6231] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6231] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6231] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6231] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6231] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6226] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6232 attached [pid 6231] <... clone3 resumed> => {parent_tid=[6232]}, 88) = 6232 [pid 6231] rt_sigprocmask(SIG_SETMASK, [], [pid 6226] <... futex resumed>) = 0 [pid 6222] exit_group(0 [pid 6231] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6222] <... exit_group resumed>) = ? [pid 6232] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6231] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6226] +++ exited with 0 +++ [pid 6222] +++ exited with 0 +++ [pid 6232] <... rseq resumed>) = 0 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6222, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6232] set_robust_list(0x7f7dc57139a0, 24 [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6232] <... set_robust_list resumed>) = 0 [pid 6231] <... futex resumed>) = 0 [pid 6232] rt_sigprocmask(SIG_SETMASK, [], [pid 6231] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6232] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5866] <... restart_syscall resumed>) = 0 [pid 6232] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6232] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6233 attached [pid 6233] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6233] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6233] setpgid(0, 0) = 0 [pid 6233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6232] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6233 executing program [pid 6233] <... openat resumed>) = 3 [pid 6232] <... futex resumed>) = 1 [pid 6231] <... futex resumed>) = 0 [pid 6233] write(3, "1000", 4 [pid 6231] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] <... write resumed>) = 4 [pid 6231] <... futex resumed>) = 0 [pid 6233] close(3 [pid 6231] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6233] <... close resumed>) = 0 [pid 6233] write(1, "executing program\n", 18) = 18 [pid 6233] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6233] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6233] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6233] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6233] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6233] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6233] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6234 attached => {parent_tid=[6234]}, 88) = 6234 [pid 6233] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6233] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6234] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6234] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6232] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6234] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6232] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6234] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6234] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] <... futex resumed>) = 0 [pid 6232] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6234] <... futex resumed>) = 0 [pid 6233] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6232] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6234] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6233] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6232] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6234] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6233] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6234] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6233] <... futex resumed>) = 0 [pid 6232] <... mmap resumed>) = 0x7f7dc568e000 [pid 6234] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6233] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6234] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6234] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6234] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6233] <... futex resumed>) = 0 [pid 6233] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6233] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6234] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6232] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6231] <... futex resumed>) = 0 [pid 6231] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6231] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6234] <... futex resumed>) = 1 [pid 6233] <... futex resumed>) = 0 [pid 6233] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6233] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6234] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6233] <... futex resumed>) = 0 [pid 6233] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6232] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] <... futex resumed>) = 0 [pid 6232] <... futex resumed>) = 1 [pid 6231] <... futex resumed>) = 0 [pid 6233] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6231] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6231] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6234] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6232] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6231] <... futex resumed>) = 0 [pid 6231] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6231] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6232] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6233] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6231] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6231] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6229] <... io_uring_enter resumed>) = 4096 [pid 6231] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6229] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6227] exit_group(0) = ? [pid 6229] +++ exited with 0 +++ [pid 6227] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6227, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6235 ./strace-static-x86_64: Process 6235 attached [pid 6235] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6235] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6235] setpgid(0, 0) = 0 [pid 6235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6235] write(3, "1000", 4) = 4 [pid 6235] close(3) = 0 executing program [pid 6235] write(1, "executing program\n", 18) = 18 [pid 6235] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6235] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6235] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6235] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6230] <... io_uring_enter resumed>) = 4096 [pid 6235] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6235] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6235] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6236]}, 88) = 6236 [pid 6235] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6235] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6235] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6230] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6230] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6228] exit_group(0 [pid 6230] <... futex resumed>) = ? [pid 6228] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6236 attached [pid 6230] +++ exited with 0 +++ [pid 6228] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6228, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5863] restart_syscall(<... resuming interrupted clone ...> [pid 6236] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5863] <... restart_syscall resumed>) = 0 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6237 attached , child_tidptr=0x55556b8a0690) = 6237 [pid 6237] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6237] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6237] setpgid(0, 0) = 0 [pid 6237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6237] write(3, "1000", 4) = 4 [pid 6237] close(3executing program ) = 0 [pid 6237] write(1, "executing program\n", 18) = 18 [pid 6237] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6237] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6237] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6237] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6237] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6236] <... rseq resumed>) = 0 [pid 6234] <... io_uring_enter resumed>) = 4096 [pid 6236] set_robust_list(0x7f7dc57139a0, 24 [pid 6237] <... mprotect resumed>) = 0 [pid 6237] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6237] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6238 attached => {parent_tid=[6238]}, 88) = 6238 [pid 6237] rt_sigprocmask(SIG_SETMASK, [], [pid 6238] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6237] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6238] <... rseq resumed>) = 0 [pid 6237] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6238] set_robust_list(0x7f7dc57139a0, 24 [pid 6237] <... futex resumed>) = 0 [pid 6238] <... set_robust_list resumed>) = 0 [pid 6237] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6238] rt_sigprocmask(SIG_SETMASK, [], [pid 6236] <... set_robust_list resumed>) = 0 [pid 6234] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6238] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6234] <... futex resumed>) = 0 [pid 6238] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6234] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6233] exit_group(0) = ? [pid 6234] <... futex resumed>) = ? [pid 6238] <... openat resumed>) = 3 [pid 6234] +++ exited with 0 +++ [pid 6233] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6233, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6238] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6237] <... futex resumed>) = 0 [pid 6237] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6236] rt_sigprocmask(SIG_SETMASK, [], [pid 6237] <... futex resumed>) = 0 [pid 6238] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6237] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] <... restart_syscall resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6239 attached [pid 6239] set_robust_list(0x55556b8a06a0, 24 [pid 6235] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6239 [pid 6239] <... set_robust_list resumed>) = 0 [pid 6235] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6239] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6235] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) executing program [pid 6239] <... prctl resumed>) = 0 [pid 6238] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6236] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6235] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] setpgid(0, 0 [pid 6236] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6235] <... futex resumed>) = 0 [pid 6239] <... setpgid resumed>) = 0 [pid 6235] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6235] <... mmap resumed>) = 0x7f7dc56d2000 [pid 6239] <... openat resumed>) = 3 [pid 6235] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE [pid 6239] write(3, "1000", 4 [pid 6235] <... mprotect resumed>) = 0 [pid 6239] <... write resumed>) = 4 [pid 6235] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6239] close(3 [pid 6235] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6239] <... close resumed>) = 0 [pid 6235] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0} [pid 6239] write(1, "executing program\n", 18) = 18 [pid 6235] <... clone3 resumed> => {parent_tid=[6240]}, 88) = 6240 ./strace-static-x86_64: Process 6240 attached [pid 6239] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6238] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6235] rt_sigprocmask(SIG_SETMASK, [], [pid 6240] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6239] <... futex resumed>) = 0 [pid 6238] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6235] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6240] <... rseq resumed>) = 0 [pid 6239] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6236] <... openat resumed>) = 3 [pid 6235] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6240] set_robust_list(0x7f7dc56f29a0, 24 [pid 6239] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6238] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6236] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6235] <... futex resumed>) = 0 [pid 6240] <... set_robust_list resumed>) = 0 [pid 6239] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6238] <... mmap resumed>) = 0x7f7dc568e000 [pid 6235] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6240] rt_sigprocmask(SIG_SETMASK, [], [pid 6239] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6238] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6238] <... futex resumed>) = 1 [pid 6236] <... futex resumed>) = 0 [pid 6239] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6238] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6236] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6240] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6239] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6237] <... futex resumed>) = 0 [pid 6240] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6239] <... mprotect resumed>) = 0 [pid 6237] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6240] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6239] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6238] <... futex resumed>) = 0 [pid 6237] <... futex resumed>) = 1 [pid 6240] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6239] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6238] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6237] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6240] <... mmap resumed>) = 0x7f7dc56ad000 [pid 6239] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6238] <... futex resumed>) = 0 [pid 6237] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6238] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6237] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] <... clone3 resumed> => {parent_tid=[6241]}, 88) = 6241 [pid 6238] <... futex resumed>) = 0 [pid 6239] rt_sigprocmask(SIG_SETMASK, [], [pid 6238] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6237] <... futex resumed>) = 0 [pid 6239] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6237] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6239] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6237] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6239] <... futex resumed>) = 0 [pid 6237] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6240] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6239] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6238] <... futex resumed>) = 0 [pid 6237] <... futex resumed>) = 1 [pid 6240] <... mmap resumed>) = 0x7f7dc566d000 [pid 6238] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6240] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6237] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6240] <... futex resumed>) = 1 [pid 6235] <... futex resumed>) = 0 [pid 6235] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6241 attached [pid 6236] <... futex resumed>) = 0 [pid 6235] <... futex resumed>) = 1 [pid 6235] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6241] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6240] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6236] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6241] <... rseq resumed>) = 0 [pid 6236] <... futex resumed>) = 1 [pid 6235] <... futex resumed>) = 0 [pid 6241] set_robust_list(0x7f7dc57139a0, 24 [pid 6236] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6241] <... set_robust_list resumed>) = 0 [pid 6235] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6241] rt_sigprocmask(SIG_SETMASK, [], [pid 6236] <... futex resumed>) = 0 [pid 6235] <... futex resumed>) = 1 [pid 6241] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6236] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6235] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6236] <... futex resumed>) = 0 [pid 6241] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6236] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6235] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6236] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6235] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6241] <... openat resumed>) = 3 [pid 6236] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6235] <... futex resumed>) = 0 [pid 6235] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6241] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6239] <... futex resumed>) = 0 [pid 6241] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6239] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6239] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6241] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6237] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6241] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6235] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6241] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6241] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6232] <... io_uring_enter resumed>) = 4096 [pid 6241] <... mmap resumed>) = 0x7f7dc568e000 [pid 6241] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6239] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6241] <... futex resumed>) = 0 [pid 6239] <... futex resumed>) = 0 [pid 6232] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6241] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6232] <... futex resumed>) = 0 [pid 6241] <... futex resumed>) = 0 [pid 6232] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6241] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6239] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6231] exit_group(0 [pid 6239] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6232] <... futex resumed>) = ? [pid 6231] <... exit_group resumed>) = ? [pid 6241] <... futex resumed>) = 0 [pid 6239] <... futex resumed>) = 1 [pid 6232] +++ exited with 0 +++ [pid 6231] +++ exited with 0 +++ [pid 6241] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6231, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6241] <... futex resumed>) = 0 [pid 6239] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6241] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6239] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6239] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6242 attached , child_tidptr=0x55556b8a0690) = 6242 [pid 6242] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6242] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6242] setpgid(0, 0) = 0 [pid 6242] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6242] write(3, "1000", 4) = 4 [pid 6242] close(3) = 0 [pid 6242] write(1, "executing program\n", 18) = 18 [pid 6242] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6242] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6242] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6242] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6242] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6239] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6242] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6242] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6243 attached [pid 6243] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6243] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6242] <... clone3 resumed> => {parent_tid=[6243]}, 88) = 6243 [pid 6243] rt_sigprocmask(SIG_SETMASK, [], [pid 6242] rt_sigprocmask(SIG_SETMASK, [], [pid 6238] <... io_uring_enter resumed>) = 4096 [pid 6236] <... io_uring_enter resumed>) = 4096 [pid 6243] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6242] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6243] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6242] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6243] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6242] <... futex resumed>) = 0 [pid 6243] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6242] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6243] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6242] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6243] <... futex resumed>) = 0 [pid 6242] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6243] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6242] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6236] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6243] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6238] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6235] exit_group(0) = ? [pid 6237] exit_group(0 [pid 6240] <... futex resumed>) = ? [pid 6237] <... exit_group resumed>) = ? [pid 6240] +++ exited with 0 +++ [pid 6238] <... futex resumed>) = ? [pid 6243] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6238] +++ exited with 0 +++ [pid 6237] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6237, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6236] <... futex resumed>) = ? [pid 5863] restart_syscall(<... resuming interrupted clone ...> [pid 6236] +++ exited with 0 +++ [pid 6235] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6235, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6243] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6242] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5863] <... restart_syscall resumed>) = 0 [pid 5862] restart_syscall(<... resuming interrupted clone ...> [pid 6242] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] <... restart_syscall resumed>) = 0 [pid 6243] <... mmap resumed>) = 0x7f7dc568e000 [pid 6242] <... futex resumed>) = 0 [pid 6241] <... io_uring_enter resumed>) = 4096 [pid 6242] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6244 attached [pid 6243] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6242] <... mmap resumed>) = 0x7f7dc566d000 [pid 6244] set_robust_list(0x55556b8a06a0, 24 [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6244 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6244] <... set_robust_list resumed>) = 0 [pid 6243] <... futex resumed>) = 0 [pid 6242] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6245 attached [pid 6244] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6243] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6242] <... mprotect resumed>) = 0 [pid 6244] <... prctl resumed>) = 0 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6245 [pid 6244] setpgid(0, 0 [pid 6241] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6244] <... setpgid resumed>) = 0 [pid 6242] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6241] <... futex resumed>) = 0 [pid 6241] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6244] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6245] set_robust_list(0x55556b8a06a0, 24 [pid 6242] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6239] exit_group(0 [pid 6244] <... openat resumed>) = 3 [pid 6245] <... set_robust_list resumed>) = 0 [pid 6242] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0} [pid 6244] write(3, "1000", 4 [pid 6239] <... exit_group resumed>) = ? [pid 6241] <... futex resumed>) = ? ./strace-static-x86_64: Process 6246 attached [pid 6245] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6244] <... write resumed>) = 4 [pid 6241] +++ exited with 0 +++ [pid 6239] +++ exited with 0 +++ [pid 6246] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053 [pid 6245] <... prctl resumed>) = 0 [pid 6244] close(3 [pid 6242] <... clone3 resumed> => {parent_tid=[6246]}, 88) = 6246 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6239, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6246] <... rseq resumed>) = 0 [pid 6245] setpgid(0, 0 [pid 6244] <... close resumed>) = 0 [pid 6242] rt_sigprocmask(SIG_SETMASK, [], [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6246] set_robust_list(0x7f7dc568d9a0, 24executing program [pid 6245] <... setpgid resumed>) = 0 [pid 6244] write(1, "executing program\n", 18 [pid 6242] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6246] <... set_robust_list resumed>) = 0 [pid 6245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6244] <... write resumed>) = 18 [pid 6242] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] <... restart_syscall resumed>) = 0 [pid 6246] rt_sigprocmask(SIG_SETMASK, [], [pid 6242] <... futex resumed>) = 0 [pid 6242] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6246] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6245] <... openat resumed>) = 3 [pid 6244] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6245] write(3, "1000", 4 [pid 6244] <... futex resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program ./strace-static-x86_64: Process 6247 attached [pid 6246] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6245] <... write resumed>) = 4 [pid 6244] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6246] <... futex resumed>) = 1 [pid 6245] close(3 [pid 6242] <... futex resumed>) = 0 [pid 6244] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6247 [pid 6242] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6245] <... close resumed>) = 0 [pid 6244] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6242] <... futex resumed>) = 1 [pid 6243] <... futex resumed>) = 0 [pid 6245] write(1, "executing program\n", 18 [pid 6244] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6243] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6242] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6247] set_robust_list(0x55556b8a06a0, 24 [pid 6246] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6244] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6247] <... set_robust_list resumed>) = 0 [pid 6243] <... futex resumed>) = 0 [pid 6242] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6245] <... write resumed>) = 18 [pid 6244] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6243] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6247] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6242] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6244] <... mprotect resumed>) = 0 [pid 6243] <... futex resumed>) = 0 [pid 6242] <... futex resumed>) = 1 [pid 6245] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6243] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6244] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6247] <... prctl resumed>) = 0 [pid 6245] <... futex resumed>) = 0 [pid 6244] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6242] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6244] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6245] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6247] setpgid(0, 0./strace-static-x86_64: Process 6248 attached [pid 6248] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6248] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6248] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6248] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6247] <... setpgid resumed>) = 0 [pid 6245] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6244] <... clone3 resumed> => {parent_tid=[6248]}, 88) = 6248 [pid 6244] rt_sigprocmask(SIG_SETMASK, [], [pid 6247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6245] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6244] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6244] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6244] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6248] <... futex resumed>) = 0 [pid 6248] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6245] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6242] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6248] <... openat resumed>) = 3 [pid 6245] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6248] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6244] <... futex resumed>) = 0 [pid 6245] <... mprotect resumed>) = 0 [pid 6244] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6244] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6248] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6248] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6248] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6248] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6244] <... futex resumed>) = 0 [pid 6244] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6244] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6248] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6245] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6248] <... futex resumed>) = 1 [pid 6244] <... futex resumed>) = 0 [pid 6244] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6247] <... openat resumed>) = 3 [pid 6245] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6244] <... futex resumed>) = 0 [pid 6244] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6248] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6244] <... futex resumed>) = 0 [pid 6244] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6244] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6248] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6247] write(3, "1000", 4 [pid 6245] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6247] <... write resumed>) = 4 [pid 6247] close(3) = 0 ./strace-static-x86_64: Process 6249 attached [pid 6247] write(1, "executing program\n", 18 [pid 6245] <... clone3 resumed> => {parent_tid=[6249]}, 88) = 6249 [pid 6249] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6245] rt_sigprocmask(SIG_SETMASK, [], [pid 6249] <... rseq resumed>) = 0 [pid 6249] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6249] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 executing program [pid 6249] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6247] <... write resumed>) = 18 [pid 6245] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6245] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6247] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6245] <... futex resumed>) = 1 [pid 6244] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6245] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6244] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6247] <... futex resumed>) = 0 [pid 6247] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6244] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6249] <... futex resumed>) = 0 [pid 6249] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6249] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6249] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6247] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6245] <... futex resumed>) = 0 [pid 6245] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6247] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6247] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6245] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6249] <... futex resumed>) = 0 [pid 6247] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6247] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6249] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6247] <... mprotect resumed>) = 0 [pid 6249] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6249] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6247] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6249] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6249] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6249] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6245] <... futex resumed>) = 0 [pid 6245] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6247] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6245] <... futex resumed>) = 1 [pid 6247] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6245] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6249] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6250 attached [pid 6249] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6249] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6245] <... futex resumed>) = 0 [pid 6245] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6249] <... futex resumed>) = 0 [pid 6249] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6249] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6245] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6250] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6247] <... clone3 resumed> => {parent_tid=[6250]}, 88) = 6250 [pid 6245] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6250] <... rseq resumed>) = 0 [pid 6247] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6250] set_robust_list(0x7f7dc57139a0, 24 [pid 6247] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6250] <... set_robust_list resumed>) = 0 [pid 6247] <... futex resumed>) = 0 [pid 6250] rt_sigprocmask(SIG_SETMASK, [], [pid 6247] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6250] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6245] <... futex resumed>) = 1 [pid 6250] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6249] <... futex resumed>) = 0 [pid 6249] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6250] <... openat resumed>) = 3 [pid 6245] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6250] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6247] <... futex resumed>) = 0 [pid 6250] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6247] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6250] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6247] <... futex resumed>) = 0 [pid 6250] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6247] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6245] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6250] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6250] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6250] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6250] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6247] <... futex resumed>) = 0 [pid 6250] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6247] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6247] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6250] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6250] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6247] <... futex resumed>) = 0 [pid 6250] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6247] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6250] <... futex resumed>) = 0 [pid 6247] <... futex resumed>) = 0 [pid 6250] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6247] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6243] <... io_uring_enter resumed>) = 4096 [pid 6247] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6250] <... futex resumed>) = 0 [pid 6247] <... futex resumed>) = 1 [pid 6243] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6250] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6247] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6243] <... futex resumed>) = 0 [pid 6242] exit_group(0 [pid 6246] <... futex resumed>) = ? [pid 6242] <... exit_group resumed>) = ? [pid 6246] +++ exited with 0 +++ [pid 6243] +++ exited with 0 +++ [pid 6242] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6242, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6251 attached , child_tidptr=0x55556b8a0690) = 6251 [pid 6251] set_robust_list(0x55556b8a06a0, 24 [pid 6247] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6251] <... set_robust_list resumed>) = 0 [pid 6251] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6251] setpgid(0, 0) = 0 [pid 6251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6251] write(3, "1000", 4) = 4 [pid 6251] close(3) = 0 [pid 6251] write(1, "executing program\n", 18executing program ) = 18 [pid 6251] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6251] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6251] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6251] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6251] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6251] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6248] <... io_uring_enter resumed>) = 4096 [pid 6251] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6251] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6252]}, 88) = 6252 ./strace-static-x86_64: Process 6252 attached [pid 6252] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6251] rt_sigprocmask(SIG_SETMASK, [], [pid 6248] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6252] <... rseq resumed>) = 0 [pid 6251] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6248] <... futex resumed>) = 0 [pid 6252] set_robust_list(0x7f7dc57139a0, 24 [pid 6251] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6248] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6252] <... set_robust_list resumed>) = 0 [pid 6251] <... futex resumed>) = 0 [pid 6244] exit_group(0 [pid 6252] rt_sigprocmask(SIG_SETMASK, [], [pid 6251] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6252] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6248] <... futex resumed>) = ? [pid 6244] <... exit_group resumed>) = ? [pid 6248] +++ exited with 0 +++ [pid 6244] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6244, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5863] restart_syscall(<... resuming interrupted clone ...> [pid 6252] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6252] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6251] <... futex resumed>) = 0 [pid 6252] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6251] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6252] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6251] <... futex resumed>) = 0 [pid 6252] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6251] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6252] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5863] <... restart_syscall resumed>) = 0 [pid 6252] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6252] <... mmap resumed>) = 0x7f7dc56ce000 ./strace-static-x86_64: Process 6253 attached [pid 6252] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6253 [pid 6252] <... mmap resumed>) = 0x7f7dc568e000 [pid 6253] set_robust_list(0x55556b8a06a0, 24 [pid 6252] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] <... set_robust_list resumed>) = 0 [pid 6252] <... futex resumed>) = 1 [pid 6251] <... futex resumed>) = 0 [pid 6253] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6251] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] <... prctl resumed>) = 0 [pid 6251] <... futex resumed>) = 0 [pid 6253] setpgid(0, 0 [pid 6251] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6252] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] <... setpgid resumed>) = 0 [pid 6252] <... futex resumed>) = 1 [pid 6251] <... futex resumed>) = 0 [pid 6253] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6252] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6251] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6252] <... futex resumed>) = 0 [pid 6251] <... futex resumed>) = 0 [pid 6252] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6251] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6251] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6252] <... futex resumed>) = 0 [pid 6251] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6252] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6253] <... openat resumed>) = 3 [pid 6253] write(3, "1000", 4) = 4 [pid 6253] close(3) = 0 [pid 6253] write(1, "executing program\n", 18executing program ) = 18 [pid 6253] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6253] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6253] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6249] <... io_uring_enter resumed>) = 4096 [pid 6253] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6251] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6253] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6253] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6253] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6253] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6249] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6249] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6253] <... clone3 resumed> => {parent_tid=[6254]}, 88) = 6254 ./strace-static-x86_64: Process 6254 attached [pid 6245] exit_group(0 [pid 6249] <... futex resumed>) = ? [pid 6245] <... exit_group resumed>) = ? [pid 6254] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6253] rt_sigprocmask(SIG_SETMASK, [], [pid 6250] <... io_uring_enter resumed>) = 4096 [pid 6249] +++ exited with 0 +++ [pid 6245] +++ exited with 0 +++ [pid 6254] <... rseq resumed>) = 0 [pid 6253] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6254] set_robust_list(0x7f7dc57139a0, 24 [pid 6253] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6245, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6254] <... set_robust_list resumed>) = 0 [pid 6253] <... futex resumed>) = 0 [pid 6254] rt_sigprocmask(SIG_SETMASK, [], [pid 6253] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6255 attached [pid 6254] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6250] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6255] set_robust_list(0x55556b8a06a0, 24 [pid 6250] <... futex resumed>) = 0 [pid 6247] exit_group(0 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6255 [pid 6247] <... exit_group resumed>) = ? [pid 6250] +++ exited with 0 +++ [pid 6255] <... set_robust_list resumed>) = 0 [pid 6254] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6247] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6247, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6255] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6254] <... openat resumed>) = 3 [pid 6253] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6255] <... prctl resumed>) = 0 [pid 6253] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6255] setpgid(0, 0 [pid 6253] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6255] <... setpgid resumed>) = 0 [pid 6254] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6256 [pid 6254] <... futex resumed>) = 0 [pid 6253] <... mmap resumed>) = 0x7f7dc56d2000 [pid 6255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6254] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6253] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE [pid 6255] <... openat resumed>) = 3 [pid 6253] <... mprotect resumed>) = 0 [pid 6255] write(3, "1000", 4 [pid 6253] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6255] <... write resumed>) = 4 [pid 6255] close(3 [pid 6253] <... rt_sigprocmask resumed>[], 8) = 0 executing program [pid 6255] <... close resumed>) = 0 [pid 6253] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0} [pid 6255] write(1, "executing program\n", 18) = 18 ./strace-static-x86_64: Process 6257 attached [pid 6255] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] <... clone3 resumed> => {parent_tid=[6257]}, 88) = 6257 [pid 6255] <... futex resumed>) = 0 [pid 6253] rt_sigprocmask(SIG_SETMASK, [], [pid 6257] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6253] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6255] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6253] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6257] <... rseq resumed>) = 0 [pid 6255] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6257] set_robust_list(0x7f7dc56f29a0, 24 [pid 6253] <... futex resumed>) = 0 [pid 6255] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6257] <... set_robust_list resumed>) = 0 [pid 6255] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6253] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6256 attached [pid 6255] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6257] rt_sigprocmask(SIG_SETMASK, [], [pid 6256] set_robust_list(0x55556b8a06a0, 24 [pid 6255] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6257] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6257] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6255] <... mprotect resumed>) = 0 [pid 6256] <... set_robust_list resumed>) = 0 [pid 6256] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6256] setpgid(0, 0 [pid 6255] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6256] <... setpgid resumed>) = 0 [pid 6256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6257] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6256] <... openat resumed>) = 3 [pid 6257] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0executing program ) = 0x7f7dc56ad000 [pid 6255] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6256] write(3, "1000", 4 [pid 6257] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6255] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6256] <... write resumed>) = 4 [pid 6256] close(3) = 0 [pid 6256] write(1, "executing program\n", 18) = 18 [pid 6256] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6256] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6256] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6256] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6256] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6256] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6256] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6259 attached [pid 6257] <... mmap resumed>) = 0x7f7dc566d000 [pid 6255] <... clone3 resumed> => {parent_tid=[6259]}, 88) = 6259 [pid 6257] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6256] <... clone3 resumed> => {parent_tid=[6258]}, 88) = 6258 [pid 6257] <... futex resumed>) = 1 [pid 6255] rt_sigprocmask(SIG_SETMASK, [], [pid 6253] <... futex resumed>) = 0 [pid 6256] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6256] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6256] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6258 attached [pid 6258] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6257] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6253] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6255] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6255] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6254] <... futex resumed>) = 0 [pid 6253] <... futex resumed>) = 1 [pid 6258] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6258] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6258] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6254] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6255] <... futex resumed>) = 0 [pid 6255] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6253] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6254] <... futex resumed>) = 0 [pid 6258] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6254] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6253] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6258] <... futex resumed>) = 1 [pid 6256] <... futex resumed>) = 0 [pid 6256] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6256] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6258] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6258] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6259] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6254] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6253] <... futex resumed>) = 0 [pid 6252] <... io_uring_enter resumed>) = 4096 [pid 6254] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6254] <... futex resumed>) = 0 [pid 6259] <... rseq resumed>) = 0 [pid 6258] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6254] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6253] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6252] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6259] set_robust_list(0x7f7dc57139a0, 24 [pid 6254] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6253] <... futex resumed>) = 0 [pid 6259] <... set_robust_list resumed>) = 0 [pid 6254] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6253] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6252] <... futex resumed>) = 0 [pid 6251] exit_group(0 [pid 6258] <... mmap resumed>) = 0x7f7dc568e000 [pid 6258] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6256] <... futex resumed>) = 0 [pid 6256] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6258] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6256] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6258] <... futex resumed>) = 0 [pid 6258] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6256] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6256] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6258] <... futex resumed>) = 0 [pid 6256] <... futex resumed>) = 1 [pid 6258] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6256] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6256] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6256] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6258] <... futex resumed>) = 1 [pid 6256] <... futex resumed>) = 0 [pid 6256] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6258] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6259] rt_sigprocmask(SIG_SETMASK, [], [pid 6251] <... exit_group resumed>) = ? [pid 6252] +++ exited with 0 +++ [pid 6251] +++ exited with 0 +++ [pid 6259] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6251, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6259] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6255] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6259] <... openat resumed>) = 3 [pid 6255] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6259] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6255] <... futex resumed>) = 0 [pid 6259] <... futex resumed>) = 0 [pid 6255] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6253] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6259] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6256] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6255] <... mmap resumed>) = 0x7f7dc56d2000 [pid 6255] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6260 attached [pid 6255] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6260 [pid 6255] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6260] set_robust_list(0x55556b8a06a0, 24 [pid 6255] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6261 attached [pid 6260] <... set_robust_list resumed>) = 0 [pid 6261] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6260] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6255] <... clone3 resumed> => {parent_tid=[6261]}, 88) = 6261 [pid 6255] rt_sigprocmask(SIG_SETMASK, [], [pid 6261] <... rseq resumed>) = 0 [pid 6260] <... prctl resumed>) = 0 [pid 6255] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6260] setpgid(0, 0 [pid 6255] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6261] set_robust_list(0x7f7dc56f29a0, 24 [pid 6260] <... setpgid resumed>) = 0 [pid 6255] <... futex resumed>) = 0 [pid 6261] <... set_robust_list resumed>) = 0 [pid 6260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6255] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6261] rt_sigprocmask(SIG_SETMASK, [], [pid 6260] <... openat resumed>) = 3 [pid 6261] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6260] write(3, "1000", 4) = 4 [pid 6261] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6260] close(3 [pid 6255] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6260] <... close resumed>) = 0 [pid 6255] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6261] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6260] write(1, "executing program\n", 18executing program [pid 6259] <... futex resumed>) = 0 [pid 6255] <... futex resumed>) = 1 [pid 6261] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6260] <... write resumed>) = 18 [pid 6259] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6255] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6260] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6255] <... futex resumed>) = ? [pid 6261] <... mmap resumed>) = ? [pid 6261] +++ killed by SIGSEGV +++ [pid 6260] <... futex resumed>) = 0 [pid 6260] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6259] +++ killed by SIGSEGV +++ [pid 6255] +++ killed by SIGSEGV +++ [pid 6260] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6255, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 6260] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5862] restart_syscall(<... resuming interrupted clone ...> [pid 6260] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5862] <... restart_syscall resumed>) = 0 [pid 6260] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6260] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6262 attached [pid 6260] <... mprotect resumed>) = 0 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6262 [pid 6260] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6262] set_robust_list(0x55556b8a06a0, 24 [pid 6260] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6260] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6262] <... set_robust_list resumed>) = 0 [pid 6262] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6260] <... clone3 resumed> => {parent_tid=[6263]}, 88) = 6263 [pid 6262] <... prctl resumed>) = 0 [pid 6260] rt_sigprocmask(SIG_SETMASK, [], [pid 6262] setpgid(0, 0 [pid 6260] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6262] <... setpgid resumed>) = 0 [pid 6260] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6260] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6263 attached [pid 6262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6263] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6263] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6262] <... openat resumed>) = 3 [pid 6263] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6263] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6263] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6262] write(3, "1000", 4 [pid 6263] <... futex resumed>) = 1 [pid 6262] <... write resumed>) = 4 [pid 6263] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6262] close(3 [pid 6260] <... futex resumed>) = 0 [pid 6260] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6262] <... close resumed>) = 0 [pid 6260] <... futex resumed>) = 0 [pid 6260] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6262] write(1, "executing program\n", 18executing program ) = 18 [pid 6263] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6263] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6262] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6263] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6263] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6263] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6262] <... futex resumed>) = 0 [pid 6263] <... mmap resumed>) = 0x7f7dc568e000 [pid 6263] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6260] <... futex resumed>) = 0 [pid 6263] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6263] <... futex resumed>) = 0 [pid 6260] <... futex resumed>) = 0 [pid 6263] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6260] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6260] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6263] <... futex resumed>) = 0 [pid 6260] <... futex resumed>) = 1 [pid 6263] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6263] <... futex resumed>) = 0 [pid 6260] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6263] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6260] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6262] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6260] <... futex resumed>) = 0 [pid 6260] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6262] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6262] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6262] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6262] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6262] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6262] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6254] <... io_uring_enter resumed>) = 4096 [pid 6262] <... clone3 resumed> => {parent_tid=[6264]}, 88) = 6264 [pid 6262] rt_sigprocmask(SIG_SETMASK, [], [pid 6254] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6262] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6262] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] exit_group(0) = ? [pid 6257] <... futex resumed>) = ? [pid 6262] <... futex resumed>) = 0 [pid 6262] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6257] +++ exited with 0 +++ ./strace-static-x86_64: Process 6264 attached [pid 6260] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6264] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6264] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6264] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6264] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6254] <... futex resumed>) = ? [pid 6264] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6262] <... futex resumed>) = 0 [pid 6264] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6262] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6254] +++ exited with 0 +++ [pid 6253] +++ exited with 0 +++ [pid 6262] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6253, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5863] restart_syscall(<... resuming interrupted clone ...> [pid 6264] <... futex resumed>) = 0 [pid 5863] <... restart_syscall resumed>) = 0 [pid 6264] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6264] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6264] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6264] <... mmap resumed>) = 0x7f7dc568e000 ./strace-static-x86_64: Process 6265 attached [pid 6264] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6265] set_robust_list(0x55556b8a06a0, 24 [pid 6264] <... futex resumed>) = 1 [pid 6262] <... futex resumed>) = 0 [pid 6264] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6262] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6265 [pid 6265] <... set_robust_list resumed>) = 0 [pid 6264] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6262] <... futex resumed>) = 0 [pid 6264] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6262] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6265] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6264] <... futex resumed>) = 0 [pid 6262] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6264] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6262] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6264] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6264] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6262] <... futex resumed>) = 0 [pid 6264] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6265] <... prctl resumed>) = 0 [pid 6262] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6265] setpgid(0, 0 [pid 6262] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6262] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6262] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6265] <... setpgid resumed>) = 0 [pid 6265] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6265] write(3, "1000", 4) = 4 [pid 6264] <... futex resumed>) = 0 [pid 6265] close(3 [pid 6264] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0executing program [pid 6265] <... close resumed>) = 0 [pid 6265] write(1, "executing program\n", 18) = 18 [pid 6265] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6265] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6265] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6265] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6265] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6265] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6265] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6266 attached [pid 6266] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6265] <... clone3 resumed> => {parent_tid=[6266]}, 88) = 6266 [pid 6266] set_robust_list(0x7f7dc57139a0, 24 [pid 6265] rt_sigprocmask(SIG_SETMASK, [], [pid 6266] <... set_robust_list resumed>) = 0 [pid 6265] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6266] rt_sigprocmask(SIG_SETMASK, [], [pid 6265] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6266] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6265] <... futex resumed>) = 0 [pid 6266] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6265] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6266] <... openat resumed>) = 3 [pid 6266] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6265] <... futex resumed>) = 0 [pid 6266] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6265] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6266] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6265] <... futex resumed>) = 0 [pid 6258] <... io_uring_enter resumed>) = 4096 [pid 6265] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6266] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6266] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6258] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6256] exit_group(0) = ? [pid 6258] <... futex resumed>) = ? [pid 6266] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6265] <... futex resumed>) = 0 [pid 6265] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6265] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6266] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6265] <... futex resumed>) = 0 [pid 6266] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6265] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6266] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6262] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6258] +++ exited with 0 +++ [pid 6256] +++ exited with 0 +++ [pid 6265] <... futex resumed>) = 0 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6256, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6265] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6267 attached [pid 6266] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6267 [pid 6267] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6266] <... futex resumed>) = 1 [pid 6266] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6267] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6267] setpgid(0, 0 [pid 6265] <... futex resumed>) = 0 [pid 6265] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6266] <... futex resumed>) = 0 [pid 6265] <... futex resumed>) = 1 [pid 6266] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6267] <... setpgid resumed>) = 0 [pid 6265] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6267] write(3, "1000", 4) = 4 [pid 6267] close(3) = 0 [pid 6267] write(1, "executing program\n", 18executing program ) = 18 [pid 6265] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6265] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6267] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6265] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6267] <... futex resumed>) = 0 [pid 6267] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6267] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6267] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6267] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6263] <... io_uring_enter resumed>) = 4096 [pid 6267] <... mprotect resumed>) = 0 [pid 6263] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6260] exit_group(0 [pid 6263] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6267] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6263] <... futex resumed>) = ? [pid 6260] <... exit_group resumed>) = ? [pid 6263] +++ exited with 0 +++ [pid 6260] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6260, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6267] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6267] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6268 attached [pid 6267] <... clone3 resumed> => {parent_tid=[6268]}, 88) = 6268 [pid 6268] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6267] rt_sigprocmask(SIG_SETMASK, [], [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6269 [pid 6268] <... rseq resumed>) = 0 [pid 6267] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6268] set_robust_list(0x7f7dc57139a0, 24 [pid 6267] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6268] <... set_robust_list resumed>) = 0 [pid 6267] <... futex resumed>) = 0 [pid 6268] rt_sigprocmask(SIG_SETMASK, [], [pid 6267] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6268] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6269 attached [pid 6268] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6269] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6269] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6269] setpgid(0, 0) = 0 [pid 6269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6269] write(3, "1000", 4) = 4 [pid 6268] <... openat resumed>) = 3 executing program [pid 6269] close(3 [pid 6264] <... io_uring_enter resumed>) = 4096 [pid 6269] <... close resumed>) = 0 [pid 6269] write(1, "executing program\n", 18) = 18 [pid 6269] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6264] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6269] <... futex resumed>) = 0 [pid 6269] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6269] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6269] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6269] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6269] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6269] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6264] <... futex resumed>) = 0 [pid 6262] exit_group(0 [pid 6269] <... clone3 resumed> => {parent_tid=[6270]}, 88) = 6270 [pid 6269] rt_sigprocmask(SIG_SETMASK, [], [pid 6262] <... exit_group resumed>) = ? [pid 6269] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6269] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6269] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6264] +++ exited with 0 +++ [pid 6262] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6262, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6271 attached [pid 6271] set_robust_list(0x55556b8a06a0, 24 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6271 [pid 6271] <... set_robust_list resumed>) = 0 [pid 6271] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6271] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 6270 attached [pid 6271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6268] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6267] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6271] <... openat resumed>) = 3 [pid 6270] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6268] <... futex resumed>) = 0 [pid 6267] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6271] write(3, "1000", 4 [pid 6270] <... rseq resumed>) = 0 [pid 6268] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6267] <... futex resumed>) = 0 [pid 6271] <... write resumed>) = 4 [pid 6270] set_robust_list(0x7f7dc57139a0, 24 [pid 6271] close(3 [pid 6267] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6271] <... close resumed>) = 0 executing program [pid 6271] write(1, "executing program\n", 18 [pid 6270] <... set_robust_list resumed>) = 0 [pid 6268] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6271] <... write resumed>) = 18 [pid 6270] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6271] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6270] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6270] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6269] <... futex resumed>) = 0 [pid 6269] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6271] <... futex resumed>) = 0 [pid 6269] <... futex resumed>) = 0 [pid 6271] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6269] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6271] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6271] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6270] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6268] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6271] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6268] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6271] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6271] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6270] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6268] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6271] <... mprotect resumed>) = 0 [pid 6270] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6268] <... mmap resumed>) = 0x7f7dc568e000 [pid 6271] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6270] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6268] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6271] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6271] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6268] <... futex resumed>) = 1 [pid 6267] <... futex resumed>) = 0 [pid 6270] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6267] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6268] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6267] <... futex resumed>) = 0 [pid 6267] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6268] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6272 attached [pid 6271] <... clone3 resumed> => {parent_tid=[6272]}, 88) = 6272 [pid 6268] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6267] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6272] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6271] rt_sigprocmask(SIG_SETMASK, [], [pid 6270] <... mmap resumed>) = 0x7f7dc568e000 [pid 6268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6267] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] <... rseq resumed>) = 0 [pid 6271] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6270] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6268] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6267] <... futex resumed>) = 0 [pid 6270] <... futex resumed>) = 1 [pid 6269] <... futex resumed>) = 0 [pid 6268] <... futex resumed>) = 0 [pid 6267] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6269] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6268] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6267] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6272] set_robust_list(0x7f7dc57139a0, 24 [pid 6271] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6270] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6269] <... futex resumed>) = 0 [pid 6266] <... io_uring_enter resumed>) = 4096 [pid 6272] <... set_robust_list resumed>) = 0 [pid 6271] <... futex resumed>) = 0 [pid 6270] <... futex resumed>) = 0 [pid 6269] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6267] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] rt_sigprocmask(SIG_SETMASK, [], [pid 6271] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6270] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6269] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6267] <... futex resumed>) = 0 [pid 6272] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6270] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6269] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6267] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6272] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6270] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6269] <... futex resumed>) = 0 [pid 6268] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6272] <... openat resumed>) = 3 [pid 6270] <... futex resumed>) = 0 [pid 6269] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6272] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6271] <... futex resumed>) = 0 [pid 6272] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6271] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6271] <... futex resumed>) = 0 [pid 6272] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6271] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6272] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6272] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6272] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6271] <... futex resumed>) = 0 [pid 6272] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6271] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] <... futex resumed>) = 0 [pid 6271] <... futex resumed>) = 0 [pid 6272] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6271] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6271] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] <... futex resumed>) = 0 [pid 6271] <... futex resumed>) = 1 [pid 6272] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6271] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6272] <... futex resumed>) = 0 [pid 6271] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6272] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6271] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6271] <... futex resumed>) = 0 [pid 6266] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6271] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6266] <... futex resumed>) = 0 [pid 6269] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6270] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6269] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6266] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6270] <... futex resumed>) = 0 [pid 6269] <... futex resumed>) = 1 [pid 6265] exit_group(0) = ? [pid 6270] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6269] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6266] <... futex resumed>) = ? [pid 6266] +++ exited with 0 +++ [pid 6265] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6265, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5863] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6273 ./strace-static-x86_64: Process 6273 attached [pid 6273] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6273] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6271] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6273] setpgid(0, 0) = 0 [pid 6273] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6273] write(3, "1000", 4) = 4 [pid 6273] close(3) = 0 executing program [pid 6273] write(1, "executing program\n", 18) = 18 [pid 6273] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6273] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6267] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6273] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6273] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6273] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6273] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6273] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6269] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6273] <... clone3 resumed> => {parent_tid=[6274]}, 88) = 6274 ./strace-static-x86_64: Process 6274 attached [pid 6273] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6273] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6273] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6274] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6274] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6274] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6274] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6274] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6273] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6274] <... futex resumed>) = 0 [pid 6273] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6273] <... futex resumed>) = 0 [pid 6274] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6273] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6274] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6274] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6274] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6273] <... futex resumed>) = 0 [pid 6274] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6273] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] <... futex resumed>) = 0 [pid 6273] <... futex resumed>) = 0 [pid 6274] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6273] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6273] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] <... futex resumed>) = 0 [pid 6273] <... futex resumed>) = 1 [pid 6274] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6273] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6274] <... futex resumed>) = 0 [pid 6273] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6274] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6273] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6273] <... futex resumed>) = 0 [pid 6274] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [ 76.525321][ T10] cfg80211: failed to load regulatory.db [pid 6273] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6271] exit_group(0) = ? [pid 6269] exit_group(0) = ? [pid 6267] exit_group(0) = ? [pid 6270] <... io_uring_enter resumed>) = ? [pid 6272] <... io_uring_enter resumed>) = ? [pid 6268] <... io_uring_enter resumed>) = ? [pid 6270] +++ exited with 0 +++ [pid 6269] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6269, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6268] +++ exited with 0 +++ [pid 6267] +++ exited with 0 +++ [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6272] +++ exited with 0 +++ [pid 6271] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6267, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6276 ./strace-static-x86_64: Process 6276 attached [pid 5866] <... restart_syscall resumed>) = 0 [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6271, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6277 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6276] set_robust_list(0x55556b8a06a0, 24 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6278 ./strace-static-x86_64: Process 6278 attached ./strace-static-x86_64: Process 6277 attached [pid 6276] <... set_robust_list resumed>) = 0 [pid 6276] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6276] setpgid(0, 0) = 0 [pid 6277] set_robust_list(0x55556b8a06a0, 24 [pid 6276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6278] set_robust_list(0x55556b8a06a0, 24 [pid 6277] <... set_robust_list resumed>) = 0 [pid 6273] exit_group(0) = ? [pid 6278] <... set_robust_list resumed>) = 0 [pid 6277] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6276] <... openat resumed>) = 3 [pid 6278] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6277] <... prctl resumed>) = 0 [pid 6276] write(3, "1000", 4 [pid 6278] <... prctl resumed>) = 0 [pid 6277] setpgid(0, 0 [pid 6276] <... write resumed>) = 4 [pid 6278] setpgid(0, 0 [pid 6276] close(3 [pid 6278] <... setpgid resumed>) = 0 [pid 6277] <... setpgid resumed>) = 0 [pid 6278] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6276] <... close resumed>) = 0 [pid 6276] write(1, "executing program\n", 18 [pid 6277] <... openat resumed>) = 3 executing program [pid 6278] <... openat resumed>) = 3 [pid 6277] write(3, "1000", 4 [pid 6276] <... write resumed>) = 18 [pid 6277] <... write resumed>) = 4 executing program executing program [pid 6278] write(3, "1000", 4 [pid 6277] close(3 [pid 6276] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6278] <... write resumed>) = 4 [pid 6277] <... close resumed>) = 0 [pid 6276] <... futex resumed>) = 0 [pid 6278] close(3 [pid 6277] write(1, "executing program\n", 18 [pid 6276] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6278] <... close resumed>) = 0 [pid 6277] <... write resumed>) = 18 [pid 6276] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6278] write(1, "executing program\n", 18 [pid 6277] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6276] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6278] <... write resumed>) = 18 [pid 6277] <... futex resumed>) = 0 [pid 6276] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6276] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6278] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6277] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6278] <... futex resumed>) = 0 [pid 6277] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6276] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6278] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6277] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6276] <... mprotect resumed>) = 0 [pid 6278] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6277] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6276] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6278] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6277] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6276] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6278] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6277] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6276] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6279 attached [pid 6278] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6277] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6278] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6277] <... mprotect resumed>) = 0 [pid 6276] <... clone3 resumed> => {parent_tid=[6279]}, 88) = 6279 [pid 6278] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6277] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6276] rt_sigprocmask(SIG_SETMASK, [], [pid 6278] <... mprotect resumed>) = 0 [pid 6277] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6276] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6278] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6277] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6276] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6278] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6276] <... futex resumed>) = 0 [pid 6278] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6277] <... clone3 resumed> => {parent_tid=[6280]}, 88) = 6280 ./strace-static-x86_64: Process 6281 attached ./strace-static-x86_64: Process 6280 attached [pid 6279] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6276] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6281] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6280] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6279] <... rseq resumed>) = 0 [pid 6278] <... clone3 resumed> => {parent_tid=[6281]}, 88) = 6281 [pid 6277] rt_sigprocmask(SIG_SETMASK, [], [pid 6281] <... rseq resumed>) = 0 [pid 6280] <... rseq resumed>) = 0 [pid 6279] set_robust_list(0x7f7dc57139a0, 24 [pid 6278] rt_sigprocmask(SIG_SETMASK, [], [pid 6281] set_robust_list(0x7f7dc57139a0, 24 [pid 6280] set_robust_list(0x7f7dc57139a0, 24 [pid 6279] <... set_robust_list resumed>) = 0 [pid 6278] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6277] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6281] <... set_robust_list resumed>) = 0 [pid 6280] <... set_robust_list resumed>) = 0 [pid 6279] rt_sigprocmask(SIG_SETMASK, [], [pid 6278] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6281] rt_sigprocmask(SIG_SETMASK, [], [pid 6280] rt_sigprocmask(SIG_SETMASK, [], [pid 6279] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6277] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6281] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6280] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6279] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6278] <... futex resumed>) = 0 [pid 6281] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6280] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6279] <... openat resumed>) = 3 [pid 6277] <... futex resumed>) = 0 [pid 6281] <... openat resumed>) = 3 [pid 6280] <... openat resumed>) = 3 [pid 6279] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6278] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6281] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6280] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6279] <... futex resumed>) = 1 [pid 6278] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6277] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6276] <... futex resumed>) = 0 [pid 6281] <... futex resumed>) = 0 [pid 6280] <... futex resumed>) = 0 [pid 6279] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6278] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6277] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6276] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6281] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6276] <... futex resumed>) = 0 [pid 6276] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6281] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6278] <... futex resumed>) = 0 [pid 6278] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6281] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6277] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6277] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6281] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6280] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6279] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6279] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6281] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6279] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6281] <... futex resumed>) = 1 [pid 6278] <... futex resumed>) = 0 [pid 6278] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6281] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6278] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6281] <... futex resumed>) = 0 [pid 6278] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6281] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6280] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6278] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6280] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6278] <... futex resumed>) = 0 [pid 6280] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6279] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6278] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6281] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6280] <... mmap resumed>) = 0x7f7dc568e000 [pid 6279] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6281] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6280] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6279] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6280] <... futex resumed>) = 1 [pid 6279] <... mmap resumed>) = 0x7f7dc568e000 [pid 6277] <... futex resumed>) = 0 [pid 6280] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6279] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6277] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6281] <... futex resumed>) = 1 [pid 6280] <... futex resumed>) = 0 [pid 6279] <... futex resumed>) = 1 [pid 6278] <... futex resumed>) = 0 [pid 6277] <... futex resumed>) = 0 [pid 6276] <... futex resumed>) = 0 [pid 6280] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6279] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6278] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6277] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6276] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6279] <... futex resumed>) = 0 [pid 6278] <... futex resumed>) = 0 [pid 6277] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6276] <... futex resumed>) = 0 [pid 6279] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6278] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6277] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6276] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6281] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6280] <... futex resumed>) = 0 [pid 6277] <... futex resumed>) = 1 [pid 6276] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6280] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6277] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6276] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] <... io_uring_enter resumed>) = ? [pid 6276] <... futex resumed>) = 1 [pid 6276] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6279] <... futex resumed>) = 0 [pid 6277] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6280] <... futex resumed>) = 0 [pid 6279] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6277] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6280] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6279] <... futex resumed>) = 1 [pid 6277] <... futex resumed>) = 0 [pid 6276] <... futex resumed>) = 0 [pid 6279] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6277] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6276] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6276] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6274] +++ exited with 0 +++ [pid 6273] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6273, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5863] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6278] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6278] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6276] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6276] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6277] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6282 [pid 6276] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6282 attached [pid 6282] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6282] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6282] setpgid(0, 0) = 0 [pid 6282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6282] write(3, "1000", 4) = 4 [pid 6282] close(3) = 0 [pid 6282] write(1, "executing program\n", 18executing program ) = 18 [pid 6282] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6282] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6282] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6282] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6282] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6282] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6282] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6283 attached => {parent_tid=[6283]}, 88) = 6283 [pid 6282] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6282] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6282] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6283] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6283] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6283] rt_sigprocmask(SIG_SETMASK, [], [pid 6282] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6282] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6282] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56d2000 [pid 6282] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6282] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6282] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0} => {parent_tid=[6284]}, 88) = 6284 [pid 6282] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6282] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6282] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6284 attached [pid 6283] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6284] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053) = 0 [pid 6283] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6284] set_robust_list(0x7f7dc56f29a0, 24) = 0 [pid 6284] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6284] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 3 [pid 6284] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0) = 0x7f7dc56ad000 [pid 6284] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000) = 0x7f7dc566d000 [pid 6284] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6282] <... futex resumed>) = 0 [pid 6282] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6282] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6284] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6284] <... futex resumed>) = 0 [pid 6282] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6284] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] <... futex resumed>) = 0 [pid 6284] <... futex resumed>) = 0 [pid 6282] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6284] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6282] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6282] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6282] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6284] <... futex resumed>) = 0 [pid 6284] io_uring_enter(3, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6283] <... openat resumed>) = 4 [pid 6283] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6283] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6282] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6280] <... io_uring_enter resumed>) = 4096 [pid 6280] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6280] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6277] exit_group(0) = ? [pid 6280] <... futex resumed>) = ? [pid 6280] +++ exited with 0 +++ [pid 6277] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6277, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6287 attached [pid 6287] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6287] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6287] setpgid(0, 0) = 0 [pid 6287] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6287 [pid 6287] write(3, "1000", 4) = 4 [pid 6287] close(3) = 0 executing program [pid 6287] write(1, "executing program\n", 18) = 18 [pid 6287] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6287] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6287] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6287] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6279] <... io_uring_enter resumed>) = 4096 [pid 6279] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6279] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6276] exit_group(0 [pid 6287] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6284] <... io_uring_enter resumed>) = 4096 [pid 6287] <... mprotect resumed>) = 0 [pid 6284] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6287] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6284] <... futex resumed>) = 0 [pid 6287] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6284] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6287] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6289 attached [pid 6279] <... futex resumed>) = ? [pid 6276] <... exit_group resumed>) = ? [pid 6289] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6282] exit_group(0 [pid 6287] <... clone3 resumed> => {parent_tid=[6289]}, 88) = 6289 [pid 6279] +++ exited with 0 +++ [pid 6287] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6287] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6289] <... rseq resumed>) = 0 [pid 6287] <... futex resumed>) = 0 [pid 6284] <... futex resumed>) = ? [pid 6283] <... futex resumed>) = ? [pid 6282] <... exit_group resumed>) = ? [pid 6276] +++ exited with 0 +++ [pid 6289] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6289] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6289] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6287] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6283] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6276, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6289] <... openat resumed>) = 3 [pid 6289] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6287] <... futex resumed>) = 0 [pid 6289] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6287] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6289] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6287] <... futex resumed>) = 0 [pid 6289] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6287] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6290 ./strace-static-x86_64: Process 6290 attached [pid 6290] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6289] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6289] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6290] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6289] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6290] <... prctl resumed>) = 0 [pid 6289] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6290] setpgid(0, 0 [pid 6289] <... mmap resumed>) = 0x7f7dc568e000 [pid 6290] <... setpgid resumed>) = 0 [pid 6290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6290] write(3, "1000", 4) = 4 [pid 6289] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6290] close(3 [pid 6287] <... futex resumed>) = 0 [pid 6289] <... futex resumed>) = 1 [pid 6290] <... close resumed>) = 0 [pid 6289] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6287] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6290] write(1, "executing program\n", 18 [pid 6289] <... futex resumed>) = 0 [pid 6287] <... futex resumed>) = 0 [pid 6290] <... write resumed>) = 18 [pid 6289] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6287] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6290] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6287] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6281] <... io_uring_enter resumed>) = 4096 [pid 6290] <... futex resumed>) = 0 [pid 6290] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6287] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6290] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6287] <... futex resumed>) = 1 [pid 6290] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6289] <... futex resumed>) = 0 [pid 6287] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6290] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6289] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6290] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6289] <... futex resumed>) = 1 [pid 6287] <... futex resumed>) = 0 [pid 6281] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6290] <... mprotect resumed>) = 0 [pid 6289] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6287] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6290] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6278] exit_group(0 [pid 6290] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6289] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6287] <... futex resumed>) = 0 [pid 6281] <... futex resumed>) = ? [pid 6278] <... exit_group resumed>) = ? [pid 6290] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6287] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6281] +++ exited with 0 +++ [pid 6278] +++ exited with 0 +++ [pid 6289] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6290] <... clone3 resumed> => {parent_tid=[6291]}, 88) = 6291 [pid 6290] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6290] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6290] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6278, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- ./strace-static-x86_64: Process 6291 attached [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6291] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6292 ./strace-static-x86_64: Process 6292 attached [pid 6291] <... rseq resumed>) = 0 [pid 6291] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6291] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6292] set_robust_list(0x55556b8a06a0, 24 [pid 6291] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6291] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6292] <... set_robust_list resumed>) = 0 [pid 6291] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6290] <... futex resumed>) = 0 [pid 6292] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6290] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6292] <... prctl resumed>) = 0 [pid 6291] <... futex resumed>) = 0 [pid 6290] <... futex resumed>) = 1 [pid 6291] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6292] setpgid(0, 0 [pid 6290] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6291] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6292] <... setpgid resumed>) = 0 [pid 6291] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6291] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6292] <... openat resumed>) = 3 [pid 6291] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6292] write(3, "1000", 4 [pid 6291] <... mmap resumed>) = 0x7f7dc568e000 [pid 6291] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6290] <... futex resumed>) = 0 [pid 6290] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6290] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6292] <... write resumed>) = 4 executing program [pid 6292] close(3 [pid 6287] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6292] <... close resumed>) = 0 [pid 6292] write(1, "executing program\n", 18) = 18 [pid 6292] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6292] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6292] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6292] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6291] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6292] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6291] <... futex resumed>) = 1 [pid 6291] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6292] <... mprotect resumed>) = 0 [pid 6292] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6290] <... futex resumed>) = 0 [pid 6292] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6292] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6293 attached => {parent_tid=[6293]}, 88) = 6293 [pid 6292] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6292] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6292] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6293] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6290] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6293] <... rseq resumed>) = 0 [pid 6293] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6293] rt_sigprocmask(SIG_SETMASK, [], [pid 6291] <... futex resumed>) = 0 [pid 6290] <... futex resumed>) = 1 [pid 6291] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6290] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6291] <... futex resumed>) = 0 [pid 6293] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6293] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6291] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6290] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6290] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6291] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6291] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6290] <... futex resumed>) = 0 [pid 6293] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6292] <... futex resumed>) = 0 [pid 6293] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6292] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6293] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6292] <... futex resumed>) = 0 [pid 6292] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6293] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6293] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6290] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6293] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6292] <... futex resumed>) = 0 [pid 6292] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6292] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6293] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6292] <... futex resumed>) = 0 [pid 6292] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6292] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6293] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6292] <... futex resumed>) = 0 [pid 6293] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6292] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6292] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6290] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6292] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6289] <... io_uring_enter resumed>) = 4096 [pid 6289] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6289] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6287] exit_group(0) = ? [pid 6289] <... futex resumed>) = ? [pid 6289] +++ exited with 0 +++ [pid 6287] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6287, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6294 attached , child_tidptr=0x55556b8a0690) = 6294 [pid 6294] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6294] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6294] setpgid(0, 0) = 0 [pid 6294] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6294] write(3, "1000", 4) = 4 [pid 6294] close(3) = 0 [pid 6294] write(1, "executing program\n", 18) = 18 [pid 6294] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6294] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6294] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6294] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6291] <... io_uring_enter resumed>) = 4096 [pid 6294] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6291] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6290] exit_group(0) = ? [pid 6291] +++ exited with 0 +++ [pid 6290] +++ exited with 0 +++ [pid 6294] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6290, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6294] <... mprotect resumed>) = 0 [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 6294] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5865] <... restart_syscall resumed>) = 0 [pid 6294] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6295 attached [pid 6293] <... io_uring_enter resumed>) = 4096 ./strace-static-x86_64: Process 6296 attached [pid 6296] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6295 [pid 6295] set_robust_list(0x55556b8a06a0, 24 [pid 6296] <... rseq resumed>) = 0 [pid 6295] <... set_robust_list resumed>) = 0 [pid 6294] <... clone3 resumed> => {parent_tid=[6296]}, 88) = 6296 [pid 6295] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6294] rt_sigprocmask(SIG_SETMASK, [], [pid 6293] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6295] <... prctl resumed>) = 0 [pid 6294] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6293] <... futex resumed>) = 0 [pid 6292] exit_group(0 [pid 6295] setpgid(0, 0 [pid 6294] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6292] <... exit_group resumed>) = ? [pid 6295] <... setpgid resumed>) = 0 [pid 6294] <... futex resumed>) = 0 [pid 6296] set_robust_list(0x7f7dc57139a0, 24 [pid 6294] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6296] <... set_robust_list resumed>) = 0 [pid 6296] rt_sigprocmask(SIG_SETMASK, [], [pid 6295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6296] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6296] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6296] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6296] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6294] <... futex resumed>) = 0 [pid 6295] <... openat resumed>) = 3 [pid 6294] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6296] <... futex resumed>) = 0 [pid 6294] <... futex resumed>) = 1 [pid 6296] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6294] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6296] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6295] write(3, "1000", 4 [pid 6293] +++ exited with 0 +++ [pid 6292] +++ exited with 0 +++ [pid 6296] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0executing program ) = 0x7f7dc56ce000 [pid 6295] <... write resumed>) = 4 [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6292, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6296] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5862] restart_syscall(<... resuming interrupted clone ...> [pid 6296] <... mmap resumed>) = 0x7f7dc568e000 [pid 6296] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6294] <... futex resumed>) = 0 [pid 6295] close(3 [pid 6294] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6296] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6294] <... futex resumed>) = 0 [pid 6295] <... close resumed>) = 0 [pid 6294] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6296] <... futex resumed>) = 0 [pid 6295] write(1, "executing program\n", 18 [pid 6294] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6295] <... write resumed>) = 18 [pid 6294] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6296] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6295] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6294] <... futex resumed>) = 0 [pid 6296] <... futex resumed>) = 0 [pid 6294] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6296] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6294] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5862] <... restart_syscall resumed>) = 0 [pid 6296] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6294] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6296] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6294] <... futex resumed>) = 0 [pid 6295] <... futex resumed>) = 0 [pid 6294] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6297 ./strace-static-x86_64: Process 6297 attached [pid 6295] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6297] set_robust_list(0x55556b8a06a0, 24 [pid 6295] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6297] <... set_robust_list resumed>) = 0 [pid 6295] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6297] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6295] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6297] <... prctl resumed>) = 0 [pid 6295] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6297] setpgid(0, 0 [pid 6295] <... mprotect resumed>) = 0 [pid 6297] <... setpgid resumed>) = 0 [pid 6295] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6295] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6294] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6297] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6298 attached [pid 6297] write(3, "1000", 4 [pid 6295] <... clone3 resumed> => {parent_tid=[6298]}, 88) = 6298 [pid 6295] rt_sigprocmask(SIG_SETMASK, [], [pid 6298] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6295] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6298] <... rseq resumed>) = 0 [pid 6295] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6298] set_robust_list(0x7f7dc57139a0, 24 [pid 6297] <... write resumed>) = 4 [pid 6295] <... futex resumed>) = 0 [pid 6298] <... set_robust_list resumed>) = 0 [pid 6297] close(3 [pid 6295] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6298] rt_sigprocmask(SIG_SETMASK, [], [pid 6297] <... close resumed>) = 0 [pid 6297] write(1, "executing program\n", 18) = 18 [pid 6297] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6297] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6297] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6297] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6297] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6297] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6298] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6297] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6298] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6297] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6298] <... openat resumed>) = 3 [pid 6298] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6297] <... clone3 resumed> => {parent_tid=[6299]}, 88) = 6299 [pid 6298] <... futex resumed>) = 1 [pid 6297] rt_sigprocmask(SIG_SETMASK, [], [pid 6295] <... futex resumed>) = 0 [pid 6297] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6295] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6297] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6295] <... futex resumed>) = 0 [pid 6297] <... futex resumed>) = 0 [pid 6295] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6297] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6298] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643./strace-static-x86_64: Process 6299 attached , sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6299] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6299] set_robust_list(0x7f7dc57139a0, 24 [pid 6298] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6299] <... set_robust_list resumed>) = 0 [pid 6298] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6299] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6298] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6295] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6299] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6298] <... mmap resumed>) = 0x7f7dc568e000 [pid 6295] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6298] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6295] <... futex resumed>) = 0 [pid 6298] <... futex resumed>) = 0 [pid 6295] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6298] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6295] <... mmap resumed>) = 0x7f7dc566d000 [pid 6295] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6295] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6299] <... futex resumed>) = 1 [pid 6295] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6295] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0} [pid 6299] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6297] <... futex resumed>) = 0 [pid 6297] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6299] <... futex resumed>) = 0 [pid 6297] <... futex resumed>) = 1 [pid 6295] <... clone3 resumed> => {parent_tid=[6300]}, 88) = 6300 [pid 6295] rt_sigprocmask(SIG_SETMASK, [], [pid 6297] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6295] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6300 attached [pid 6299] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6295] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6300] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053 [pid 6299] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6295] <... futex resumed>) = 0 [pid 6300] <... rseq resumed>) = 0 [pid 6299] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6300] set_robust_list(0x7f7dc568d9a0, 24) = 0 [pid 6299] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6295] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6299] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6299] <... mmap resumed>) = 0x7f7dc568e000 [pid 6300] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6295] <... futex resumed>) = 0 [pid 6295] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6300] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6298] <... futex resumed>) = 0 [pid 6295] <... futex resumed>) = 1 [pid 6298] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6295] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6298] <... futex resumed>) = 0 [pid 6295] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6298] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6295] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6298] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6295] <... futex resumed>) = 0 [pid 6298] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6295] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6299] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6297] <... futex resumed>) = 0 [pid 6299] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6297] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6299] <... futex resumed>) = 0 [pid 6297] <... futex resumed>) = 0 [pid 6299] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6297] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6297] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6299] <... futex resumed>) = 0 [pid 6299] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6297] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6295] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6299] <... futex resumed>) = 0 [pid 6299] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6297] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6297] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6299] <... futex resumed>) = 0 [pid 6297] <... futex resumed>) = 1 [pid 6299] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6297] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6296] <... io_uring_enter resumed>) = 4096 [pid 6296] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6296] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6294] exit_group(0 [pid 6296] <... futex resumed>) = ? [pid 6294] <... exit_group resumed>) = ? [pid 6296] +++ exited with 0 +++ [pid 6294] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6294, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6301 attached [pid 6301] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6301 [pid 6301] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6301] setpgid(0, 0) = 0 [pid 6301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 6301] write(3, "1000", 4) = 4 [pid 6301] close(3) = 0 [pid 6301] write(1, "executing program\n", 18) = 18 [pid 6301] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6301] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6301] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6301] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6301] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6301] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6302 attached [pid 6302] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6301] <... clone3 resumed> => {parent_tid=[6302]}, 88) = 6302 [pid 6302] <... rseq resumed>) = 0 [pid 6301] rt_sigprocmask(SIG_SETMASK, [], [pid 6302] set_robust_list(0x7f7dc57139a0, 24 [pid 6301] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6302] <... set_robust_list resumed>) = 0 [pid 6301] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6302] rt_sigprocmask(SIG_SETMASK, [], [pid 6301] <... futex resumed>) = 0 [pid 6302] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6301] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6302] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6302] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6301] <... futex resumed>) = 0 [pid 6302] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6301] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6302] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6301] <... futex resumed>) = 0 [pid 6301] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6302] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6302] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6302] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6301] <... futex resumed>) = 0 [pid 6301] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6301] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6302] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6301] <... futex resumed>) = 0 [pid 6301] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6301] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6302] <... futex resumed>) = 1 [pid 6302] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6301] <... futex resumed>) = 0 [pid 6301] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6301] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6302] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6298] <... io_uring_enter resumed>) = 4096 [pid 6298] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6295] exit_group(0) = ? [pid 6298] +++ exited with 0 +++ [pid 6300] <... futex resumed>) = ? [pid 6301] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6300] +++ exited with 0 +++ [pid 6295] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6295, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6303 ./strace-static-x86_64: Process 6303 attached [pid 6303] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 executing program [pid 6303] setpgid(0, 0) = 0 [pid 6303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6303] write(3, "1000", 4) = 4 [pid 6303] close(3) = 0 [pid 6303] write(1, "executing program\n", 18) = 18 [pid 6303] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6303] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6303] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6303] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6303] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6303] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6303] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6304 attached => {parent_tid=[6304]}, 88) = 6304 [pid 6304] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6303] rt_sigprocmask(SIG_SETMASK, [], [pid 6304] <... rseq resumed>) = 0 [pid 6303] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6303] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6303] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6304] set_robust_list(0x7f7dc57139a0, 24 [pid 6299] <... io_uring_enter resumed>) = 4096 [pid 6304] <... set_robust_list resumed>) = 0 [pid 6299] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6304] rt_sigprocmask(SIG_SETMASK, [], [pid 6299] <... futex resumed>) = 0 [pid 6304] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6299] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6297] exit_group(0 [pid 6304] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6299] <... futex resumed>) = ? [pid 6297] <... exit_group resumed>) = ? [pid 6304] <... openat resumed>) = 3 [pid 6299] +++ exited with 0 +++ [pid 6297] +++ exited with 0 +++ [pid 6304] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6303] <... futex resumed>) = 0 [pid 6304] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6303] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6304] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6303] <... futex resumed>) = 0 [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6297, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6304] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6303] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6305 attached [pid 6304] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6305] set_robust_list(0x55556b8a06a0, 24 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6305 [pid 6305] <... set_robust_list resumed>) = 0 executing program [pid 6305] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6305] setpgid(0, 0 [pid 6304] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6305] <... setpgid resumed>) = 0 [pid 6304] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6304] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6305] <... openat resumed>) = 3 [pid 6304] <... mmap resumed>) = 0x7f7dc568e000 [pid 6304] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6303] <... futex resumed>) = 0 [pid 6303] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6303] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6305] write(3, "1000", 4) = 4 [pid 6305] close(3) = 0 [pid 6304] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6303] <... futex resumed>) = 0 [pid 6303] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6303] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6305] write(1, "executing program\n", 18) = 18 [pid 6304] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6303] <... futex resumed>) = 0 [pid 6303] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6303] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6304] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6305] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6305] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6305] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6305] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6305] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6305] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6306]}, 88) = 6306 [pid 6305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6305] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6303] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6305] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6303] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6306 attached [pid 6306] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6306] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6306] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6306] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6305] <... futex resumed>) = 0 [pid 6305] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6305] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6306] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6306] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6306] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6306] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6305] <... futex resumed>) = 0 [pid 6305] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6305] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6306] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6305] <... futex resumed>) = 0 [pid 6305] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6305] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6306] <... futex resumed>) = 1 [pid 6306] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6305] <... futex resumed>) = 0 [pid 6305] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6305] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6306] <... futex resumed>) = 1 [pid 6306] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6302] <... io_uring_enter resumed>) = 4096 [pid 6305] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6305] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6301] exit_group(0) = ? [pid 6302] +++ exited with 0 +++ [pid 6301] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6301, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6307 ./strace-static-x86_64: Process 6307 attached [pid 6307] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6307] setpgid(0, 0) = 0 [pid 6307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6307] write(3, "1000", 4) = 4 [pid 6307] close(3executing program ) = 0 [pid 6307] write(1, "executing program\n", 18) = 18 [pid 6307] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6307] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6307] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6307] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6307] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6307] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6308]}, 88) = 6308 [pid 6307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6307] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6307] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6308 attached [pid 6308] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6308] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6308] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6308] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6307] <... futex resumed>) = 0 [pid 6307] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6307] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6308] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6308] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6308] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6308] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6307] <... futex resumed>) = 0 [pid 6307] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6307] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6308] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6307] <... futex resumed>) = 0 [pid 6307] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6307] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6308] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6307] <... futex resumed>) = 0 [pid 6307] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6307] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6308] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6304] <... io_uring_enter resumed>) = 4096 [pid 6304] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6304] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6303] exit_group(0) = ? [pid 6304] <... futex resumed>) = ? [pid 6304] +++ exited with 0 +++ [pid 6307] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6303] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6303, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6309 ./strace-static-x86_64: Process 6309 attached [pid 6309] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6309] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6309] setpgid(0, 0) = 0 [pid 6309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6309] write(3, "1000", 4) = 4 [pid 6309] close(3executing program ) = 0 [pid 6309] write(1, "executing program\n", 18) = 18 [pid 6309] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6309] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6309] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6309] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6309] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6309] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6310 attached => {parent_tid=[6310]}, 88) = 6310 [pid 6309] rt_sigprocmask(SIG_SETMASK, [], [pid 6310] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6309] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6306] <... io_uring_enter resumed>) = 4096 [pid 6310] <... rseq resumed>) = 0 [pid 6309] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6310] set_robust_list(0x7f7dc57139a0, 24 [pid 6309] <... futex resumed>) = 0 [pid 6310] <... set_robust_list resumed>) = 0 [pid 6309] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6310] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6310] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6310] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6309] <... futex resumed>) = 0 [pid 6309] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6309] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6310] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6310] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6310] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6310] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6309] <... futex resumed>) = 0 [pid 6309] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6309] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6310] <... futex resumed>) = 1 [pid 6310] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6309] <... futex resumed>) = 0 [pid 6309] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6309] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6310] <... futex resumed>) = 1 [pid 6310] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6309] <... futex resumed>) = 0 [pid 6310] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6309] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6309] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6306] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6305] exit_group(0) = ? [pid 6306] +++ exited with 0 +++ [pid 6305] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6305, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6311 attached [pid 6311] set_robust_list(0x55556b8a06a0, 24 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6311 [pid 6311] <... set_robust_list resumed>) = 0 [pid 6309] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6309] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6311] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6309] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6311] <... prctl resumed>) = 0 [pid 6309] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6311] setpgid(0, 0) = 0 [pid 6311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6311] write(3, "1000", 4) = 4 [pid 6311] close(3) = 0 [pid 6311] write(1, "executing program\n", 18executing program ) = 18 [pid 6311] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6311] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6311] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6311] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6311] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6311] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6311] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6312 attached => {parent_tid=[6312]}, 88) = 6312 [pid 6311] rt_sigprocmask(SIG_SETMASK, [], [pid 6312] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6312] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6312] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6312] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6311] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6311] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6312] <... futex resumed>) = 0 [pid 6311] <... futex resumed>) = 1 [pid 6311] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6312] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6312] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6311] <... futex resumed>) = 0 [pid 6312] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6311] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6312] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6311] <... futex resumed>) = 0 [pid 6308] <... io_uring_enter resumed>) = 4096 [pid 6311] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6312] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6312] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6312] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6312] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6311] <... futex resumed>) = 0 [pid 6308] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6311] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6307] exit_group(0 [pid 6312] <... futex resumed>) = 0 [pid 6311] <... futex resumed>) = 1 [pid 6307] <... exit_group resumed>) = ? [pid 6312] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6311] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6312] <... futex resumed>) = 0 [pid 6311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6312] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6311] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6312] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6308] <... futex resumed>) = ? [pid 6312] <... futex resumed>) = 0 [pid 6311] <... futex resumed>) = 0 [pid 6308] +++ exited with 0 +++ [pid 6307] +++ exited with 0 +++ [pid 6312] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6311] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6307, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6311] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6311] <... futex resumed>) = 1 [pid 5866] <... restart_syscall resumed>) = 0 [pid 6312] <... futex resumed>) = 0 [pid 6312] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6311] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6313 attached [pid 6313] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6313 [pid 6313] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6313] setpgid(0, 0) = 0 [pid 6313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6313] write(3, "1000", 4) = 4 [pid 6313] close(3executing program ) = 0 [pid 6311] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6313] write(1, "executing program\n", 18) = 18 [pid 6313] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6313] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6313] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6313] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6313] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6313] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6313] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6314 attached => {parent_tid=[6314]}, 88) = 6314 [pid 6314] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6313] rt_sigprocmask(SIG_SETMASK, [], [pid 6314] <... rseq resumed>) = 0 [pid 6313] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6314] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6313] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6313] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6314] rt_sigprocmask(SIG_SETMASK, [], [pid 6309] exit_group(0 [pid 6314] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6309] <... exit_group resumed>) = ? [pid 6314] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6314] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6313] <... futex resumed>) = 0 [pid 6314] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6313] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6314] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6313] <... futex resumed>) = 0 [pid 6314] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6313] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6314] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6314] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6310] <... io_uring_enter resumed>) = ? [pid 6314] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6314] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6313] <... futex resumed>) = 0 [pid 6313] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6314] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] <... futex resumed>) = 0 [pid 6310] +++ exited with 0 +++ [pid 6309] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6309, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 6313] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] <... restart_syscall resumed>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6314] <... futex resumed>) = 0 [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6315 [pid 6314] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6315 attached [pid 6315] set_robust_list(0x55556b8a06a0, 24 [pid 6313] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6315] <... set_robust_list resumed>) = 0 [pid 6315] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6315] setpgid(0, 0 [pid 6313] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6315] <... setpgid resumed>) = 0 [pid 6313] <... futex resumed>) = 1 [pid 6314] <... futex resumed>) = 0 [pid 6315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6315] write(3, "1000", 4) = 4 [pid 6315] close(3) = 0 [pid 6314] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6315] write(1, "executing program\n", 18 [pid 6314] <... futex resumed>) = 0 [pid 6315] <... write resumed>) = 18 [pid 6314] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6313] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6315] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6315] <... futex resumed>) = 0 [pid 6315] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6315] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6315] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6313] <... futex resumed>) = 1 [pid 6314] <... futex resumed>) = 0 [pid 6314] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6313] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6315] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6315] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6315] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6315] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6316]}, 88) = 6316 [pid 6315] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6315] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6315] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6316 attached [pid 6316] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6316] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6316] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6316] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6316] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6315] <... futex resumed>) = 0 [pid 6315] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6315] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6316] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6316] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6315] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6313] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6315] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6315] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6316] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6316] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6315] <... mmap resumed>) = 0x7f7dc56ad000 [pid 6315] mprotect(0x7f7dc56ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6315] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6315] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56cd990, parent_tid=0x7f7dc56cd990, exit_signal=0, stack=0x7f7dc56ad000, stack_size=0x20300, tls=0x7f7dc56cd6c0} => {parent_tid=[6317]}, 88) = 6317 [pid 6315] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6315] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6315] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6317 attached [pid 6317] rseq(0x7f7dc56cdfe0, 0x20, 0, 0x53053053) = 0 [pid 6317] set_robust_list(0x7f7dc56cd9a0, 24) = 0 [pid 6317] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6317] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6315] <... futex resumed>) = ? [pid 6316] <... mmap resumed>) = ? [pid 6312] <... io_uring_enter resumed>) = 4096 [pid 6317] +++ killed by SIGSEGV +++ [pid 6316] +++ killed by SIGSEGV +++ [pid 6315] +++ killed by SIGSEGV +++ [pid 6312] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6315, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 6312] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6311] exit_group(0 [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6318 [pid 6311] <... exit_group resumed>) = ? [pid 6312] <... futex resumed>) = ? [pid 6312] +++ exited with 0 +++ [pid 6311] +++ exited with 0 +++ ./strace-static-x86_64: Process 6318 attached [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6311, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6318] set_robust_list(0x55556b8a06a0, 24) = 0 executing program [pid 6318] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6318] setpgid(0, 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6318] <... setpgid resumed>) = 0 [pid 6318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6318] write(3, "1000", 4 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6319 [pid 6318] <... write resumed>) = 4 [pid 6318] close(3) = 0 [pid 6318] write(1, "executing program\n", 18) = 18 [pid 6318] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6318] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6318] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6318] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6318] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6318] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6318] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6320 attached => {parent_tid=[6320]}, 88) = 6320 [pid 6318] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6318] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6318] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6319 attached [pid 6320] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6320] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6320] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6320] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6320] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] set_robust_list(0x55556b8a06a0, 24 [pid 6320] <... futex resumed>) = 1 [pid 6320] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6319] <... set_robust_list resumed>) = 0 [pid 6319] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6319] setpgid(0, 0 [pid 6318] <... futex resumed>) = 0 [pid 6319] <... setpgid resumed>) = 0 [pid 6318] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6318] <... futex resumed>) = 1 [pid 6320] <... futex resumed>) = 0 [pid 6320] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6318] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6319] <... openat resumed>) = 3 [pid 6320] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6319] write(3, "1000", 4 [pid 6320] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6319] <... write resumed>) = 4 executing program [pid 6320] <... mmap resumed>) = 0x7f7dc568e000 [pid 6319] close(3 [pid 6320] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] <... close resumed>) = 0 [pid 6320] <... futex resumed>) = 1 [pid 6319] write(1, "executing program\n", 18 [pid 6318] <... futex resumed>) = 0 [pid 6320] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] <... write resumed>) = 18 [pid 6318] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6320] <... futex resumed>) = 0 [pid 6319] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6318] <... futex resumed>) = 0 [pid 6319] <... futex resumed>) = 0 [pid 6318] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6319] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6318] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6319] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6318] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6318] <... futex resumed>) = 0 [pid 6319] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6318] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6319] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6320] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6320] <... futex resumed>) = 1 [pid 6319] <... mprotect resumed>) = 0 [pid 6318] <... futex resumed>) = 0 [pid 6320] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6319] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6318] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6318] <... futex resumed>) = 0 [pid 6318] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6319] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6321]}, 88) = 6321 [pid 6319] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6319] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 6321 attached [pid 6319] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6321] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6321] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6321] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6321] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6321] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6319] <... futex resumed>) = 0 [pid 6319] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6319] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6321] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6321] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6321] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6321] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6319] <... futex resumed>) = 0 [pid 6319] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6319] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6321] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6319] <... futex resumed>) = 0 [pid 6319] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6319] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6321] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6319] <... futex resumed>) = 0 [pid 6319] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6319] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6321] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6318] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6314] <... io_uring_enter resumed>) = 4096 [pid 6319] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6314] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6313] exit_group(0) = ? [pid 6314] +++ exited with 0 +++ [pid 6313] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6313, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6322 ./strace-static-x86_64: Process 6322 attached [pid 6322] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6322] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6322] setpgid(0, 0) = 0 [pid 6322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6322] write(3, "1000", 4) = 4 [pid 6322] close(3) = 0 executing program [pid 6322] write(1, "executing program\n", 18) = 18 [pid 6322] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6322] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6322] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6322] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6322] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6322] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6322] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6324]}, 88) = 6324 ./strace-static-x86_64: Process 6324 attached [pid 6322] rt_sigprocmask(SIG_SETMASK, [], [pid 6324] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6322] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6322] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6324] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6322] <... futex resumed>) = 0 [pid 6324] rt_sigprocmask(SIG_SETMASK, [], [pid 6322] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6324] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6324] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6324] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6322] <... futex resumed>) = 0 [pid 6322] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6322] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6324] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6324] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6324] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6322] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6324] <... mmap resumed>) = 0x7f7dc568e000 [pid 6322] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6324] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] <... futex resumed>) = 0 [pid 6324] <... futex resumed>) = 0 [pid 6322] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc566d000 [pid 6324] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6322] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6322] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6322] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0}./strace-static-x86_64: Process 6325 attached [pid 6325] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053 [pid 6322] <... clone3 resumed> => {parent_tid=[6325]}, 88) = 6325 [pid 6325] <... rseq resumed>) = 0 [pid 6325] set_robust_list(0x7f7dc568d9a0, 24 [pid 6320] <... io_uring_enter resumed>) = 4096 [pid 6325] <... set_robust_list resumed>) = 0 [pid 6322] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6322] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6325] rt_sigprocmask(SIG_SETMASK, [], [pid 6322] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6325] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6325] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6322] <... futex resumed>) = 0 [pid 6322] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6324] <... futex resumed>) = 0 [pid 6324] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6320] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6320] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6318] exit_group(0 [pid 6320] <... futex resumed>) = ? [pid 6318] <... exit_group resumed>) = ? [pid 6324] <... futex resumed>) = 0 [pid 6322] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6320] +++ exited with 0 +++ [pid 6318] +++ exited with 0 +++ [pid 6322] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6324] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6322] <... futex resumed>) = 0 [pid 6322] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6318, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 6325] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5865] <... restart_syscall resumed>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6326 ./strace-static-x86_64: Process 6326 attached [pid 6326] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6326] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6326] setpgid(0, 0) = 0 [pid 6326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 6326] write(3, "1000", 4) = 4 [pid 6326] close(3) = 0 [pid 6326] write(1, "executing program\n", 18) = 18 [pid 6326] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6326] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6326] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6326] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6322] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6321] <... io_uring_enter resumed>) = 4096 [pid 6321] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6319] exit_group(0) = ? [pid 6321] <... futex resumed>) = ? [pid 6326] <... mprotect resumed>) = 0 [pid 6321] +++ exited with 0 +++ [pid 6319] +++ exited with 0 +++ [pid 6326] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6319, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6326] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6326] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6327 attached => {parent_tid=[6327]}, 88) = 6327 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6326] rt_sigprocmask(SIG_SETMASK, [], [pid 6327] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6326] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6327] <... rseq resumed>) = 0 [pid 6326] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] set_robust_list(0x7f7dc57139a0, 24 [pid 6326] <... futex resumed>) = 0 [pid 6327] <... set_robust_list resumed>) = 0 [pid 6326] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6328 attached [pid 6327] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6328] set_robust_list(0x55556b8a06a0, 24 [pid 6327] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6328 [pid 6328] <... set_robust_list resumed>) = 0 [pid 6328] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6327] <... openat resumed>) = 3 [pid 6327] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6326] <... futex resumed>) = 0 [pid 6328] <... prctl resumed>) = 0 [pid 6327] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6326] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] setpgid(0, 0 [pid 6327] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6326] <... futex resumed>) = 0 [pid 6326] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6327] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6327] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6327] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6326] <... futex resumed>) = 0 [pid 6326] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6326] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6327] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] <... setpgid resumed>) = 0 [pid 6328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6327] <... futex resumed>) = 1 [pid 6326] <... futex resumed>) = 0 [pid 6328] write(3, "1000", 4 [pid 6327] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6326] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6328] <... write resumed>) = 4 [pid 6327] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6328] close(3 [pid 6327] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6328] <... close resumed>) = 0 [pid 6327] <... futex resumed>) = 0 [pid 6326] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6326] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0executing program [pid 6328] write(1, "executing program\n", 18 [pid 6326] <... futex resumed>) = 0 [pid 6328] <... write resumed>) = 18 [pid 6328] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6326] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6328] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6328] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6328] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6328] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6328] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6328] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6329 attached [pid 6329] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6328] <... clone3 resumed> => {parent_tid=[6329]}, 88) = 6329 [pid 6329] <... rseq resumed>) = 0 [pid 6328] rt_sigprocmask(SIG_SETMASK, [], [pid 6329] set_robust_list(0x7f7dc57139a0, 24 [pid 6328] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6329] <... set_robust_list resumed>) = 0 [pid 6328] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6329] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6328] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6329] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6326] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6329] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6328] <... futex resumed>) = 0 [pid 6328] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6328] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6329] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6329] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6329] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6329] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] <... futex resumed>) = 0 [pid 6329] <... futex resumed>) = 1 [pid 6328] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] <... futex resumed>) = 0 [pid 6329] <... futex resumed>) = 0 [pid 6328] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6329] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6328] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6328] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6329] <... futex resumed>) = 0 [pid 6329] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6329] <... futex resumed>) = 0 [pid 6328] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6328] <... futex resumed>) = 0 [pid 6328] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6324] <... io_uring_enter resumed>) = 4096 [pid 6324] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6324] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6322] exit_group(0) = ? [pid 6325] <... futex resumed>) = ? [pid 6325] +++ exited with 0 +++ [pid 6324] <... futex resumed>) = ? [pid 6324] +++ exited with 0 +++ [pid 6322] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6322, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6330 ./strace-static-x86_64: Process 6330 attached [pid 6328] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6330] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6330] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6330] setpgid(0, 0) = 0 [pid 6330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6330] write(3, "1000", 4) = 4 [pid 6330] close(3) = 0 executing program [pid 6330] write(1, "executing program\n", 18) = 18 [pid 6330] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6330] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6330] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6330] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6330] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6330] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6330] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6327] <... io_uring_enter resumed>) = 4096 [pid 6327] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6331 attached [pid 6330] <... clone3 resumed> => {parent_tid=[6331]}, 88) = 6331 [pid 6326] exit_group(0 [pid 6327] <... futex resumed>) = -1 (errno 18446744073709551555) [pid 6327] +++ exited with 0 +++ [pid 6326] <... exit_group resumed>) = ? [pid 6331] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6330] rt_sigprocmask(SIG_SETMASK, [], [pid 6326] +++ exited with 0 +++ [pid 6331] <... rseq resumed>) = 0 [pid 6330] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6326, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6331] set_robust_list(0x7f7dc57139a0, 24 [pid 6330] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] <... set_robust_list resumed>) = 0 [pid 6330] <... futex resumed>) = 0 [pid 6331] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6330] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6331] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6331] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6330] <... futex resumed>) = 0 [pid 6331] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6330] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6330] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6332 attached [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6332 [pid 6331] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6330] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6331] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6332] set_robust_list(0x55556b8a06a0, 24 [pid 6331] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6332] <... set_robust_list resumed>) = 0 [pid 6332] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6331] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6332] <... prctl resumed>) = 0 [pid 6331] <... mmap resumed>) = 0x7f7dc568e000 [pid 6332] setpgid(0, 0) = 0 [pid 6332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6331] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] write(3, "1000", 4 [pid 6331] <... futex resumed>) = 1 [pid 6330] <... futex resumed>) = 0 executing program [pid 6332] <... write resumed>) = 4 [pid 6331] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6330] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6332] close(3 [pid 6331] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6330] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6332] <... close resumed>) = 0 [pid 6331] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6330] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6332] write(1, "executing program\n", 18 [pid 6331] <... futex resumed>) = 0 [pid 6330] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] <... write resumed>) = 18 [pid 6331] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6330] <... futex resumed>) = 0 [pid 6331] <... futex resumed>) = 0 [pid 6332] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6330] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6332] <... futex resumed>) = 0 [pid 6332] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6330] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6332] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6332] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6330] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6331] <... futex resumed>) = 0 [pid 6330] <... futex resumed>) = 1 [pid 6332] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6331] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6330] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6332] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6332] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6329] <... io_uring_enter resumed>) = 4096 [pid 6332] <... mprotect resumed>) = 0 [pid 6332] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6332] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6333]}, 88) = 6333 [pid 6330] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6329] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] rt_sigprocmask(SIG_SETMASK, [], [pid 6329] <... futex resumed>) = 0 [pid 6328] exit_group(0 [pid 6332] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6328] <... exit_group resumed>) = ? [pid 6332] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] +++ exited with 0 +++ [pid 6328] +++ exited with 0 +++ [pid 6332] <... futex resumed>) = 0 [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6328, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6332] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6333 attached [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6334 ./strace-static-x86_64: Process 6334 attached [pid 6333] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6333] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6333] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6333] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6333] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6332] <... futex resumed>) = 0 [pid 6334] set_robust_list(0x55556b8a06a0, 24 [pid 6333] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6332] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6333] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6332] <... futex resumed>) = 0 [pid 6333] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6332] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6334] <... set_robust_list resumed>) = 0 [pid 6333] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6333] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6333] <... futex resumed>) = 0 [pid 6334] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6333] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6332] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6332] <... futex resumed>) = 0 [pid 6333] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6333] <... futex resumed>) = 0 [pid 6332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6333] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6332] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6333] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6333] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6332] <... futex resumed>) = 1 [pid 6333] <... futex resumed>) = 0 [pid 6332] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6333] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6334] <... prctl resumed>) = 0 [pid 6332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6334] setpgid(0, 0 [pid 6332] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] <... setpgid resumed>) = 0 [pid 6332] <... futex resumed>) = 1 [pid 6333] <... futex resumed>) = 0 [pid 6333] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6332] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6334] <... openat resumed>) = 3 [pid 6334] write(3, "1000", 4) = 4 [pid 6334] close(3) = 0 [pid 6334] write(1, "executing program\n", 18executing program ) = 18 [pid 6334] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6334] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6334] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6334] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6334] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6334] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6332] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6334] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6334] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6335 attached [pid 6335] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6334] <... clone3 resumed> => {parent_tid=[6335]}, 88) = 6335 [pid 6335] <... rseq resumed>) = 0 [pid 6334] rt_sigprocmask(SIG_SETMASK, [], [pid 6335] set_robust_list(0x7f7dc57139a0, 24 [pid 6334] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6334] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] <... set_robust_list resumed>) = 0 [pid 6334] <... futex resumed>) = 0 [pid 6335] rt_sigprocmask(SIG_SETMASK, [], [pid 6334] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6335] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6335] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6335] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6334] <... futex resumed>) = 0 [pid 6335] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6334] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6334] <... futex resumed>) = 0 [pid 6334] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6335] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6335] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6335] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6334] <... futex resumed>) = 0 [pid 6335] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6334] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6334] <... futex resumed>) = 0 [pid 6335] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6335] <... futex resumed>) = 0 [pid 6335] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6334] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6335] <... futex resumed>) = 0 [pid 6334] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6335] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6334] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6334] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6331] <... io_uring_enter resumed>) = 4096 [pid 6331] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6330] exit_group(0) = ? [pid 6331] +++ exited with 0 +++ [pid 6333] <... io_uring_enter resumed>) = 4096 [pid 6330] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6330, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6333] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6333] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6332] exit_group(0 [pid 6333] <... futex resumed>) = ? [pid 6332] <... exit_group resumed>) = ? [pid 6333] +++ exited with 0 +++ [pid 6332] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6332, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 5866] <... restart_syscall resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6336 attached [pid 5865] <... restart_syscall resumed>) = 0 [pid 6336] set_robust_list(0x55556b8a06a0, 24 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6336 [pid 6336] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 6337 attached [pid 6336] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6337 [pid 6336] <... prctl resumed>) = 0 [pid 6337] set_robust_list(0x55556b8a06a0, 24 [pid 6336] setpgid(0, 0) = 0 [pid 6336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6336] write(3, "1000", 4) = 4 [pid 6336] close(3) = 0 executing program [pid 6336] write(1, "executing program\n", 18) = 18 [pid 6336] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6336] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6336] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6336] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6336] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6336] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6336] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6338 attached => {parent_tid=[6338]}, 88) = 6338 [pid 6336] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6336] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6336] <... futex resumed>) = 0 [pid 6338] <... rseq resumed>) = 0 [pid 6336] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6338] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6338] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6338] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6338] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6336] <... futex resumed>) = 0 [pid 6338] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6336] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6337] <... set_robust_list resumed>) = 0 [pid 6336] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6337] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6338] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6338] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6338] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6338] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6337] <... prctl resumed>) = 0 [pid 6338] <... futex resumed>) = 1 [pid 6337] setpgid(0, 0 [pid 6336] <... futex resumed>) = 0 [pid 6336] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6337] <... setpgid resumed>) = 0 [pid 6338] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6336] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6338] <... futex resumed>) = 0 [pid 6336] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6338] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6336] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6336] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6336] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6338] <... futex resumed>) = 0 [pid 6337] <... openat resumed>) = 3 [pid 6336] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6338] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6337] write(3, "1000", 4) = 4 executing program [pid 6337] close(3) = 0 [pid 6337] write(1, "executing program\n", 18) = 18 [pid 6337] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6337] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6337] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6337] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6337] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6337] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6337] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6336] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6339 attached [pid 6337] <... clone3 resumed> => {parent_tid=[6339]}, 88) = 6339 [pid 6337] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6337] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6337] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6339] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6339] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6339] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6339] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6337] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6337] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6339] <... openat resumed>) = 3 [pid 6337] <... futex resumed>) = 0 [pid 6339] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6337] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6339] <... futex resumed>) = 0 [pid 6337] <... mmap resumed>) = 0x7f7dc56d2000 [pid 6337] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE [pid 6339] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6337] <... mprotect resumed>) = 0 [pid 6337] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6337] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6340 attached [pid 6340] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053) = 0 [pid 6340] set_robust_list(0x7f7dc56f29a0, 24) = 0 [pid 6340] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6340] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6337] <... clone3 resumed> => {parent_tid=[6340]}, 88) = 6340 [pid 6337] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6337] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] <... futex resumed>) = 0 [pid 6337] <... futex resumed>) = 1 [pid 6340] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6337] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6340] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ad000 [pid 6340] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc566d000 [pid 6340] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6340] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6337] <... futex resumed>) = 0 [pid 6337] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6339] <... futex resumed>) = 0 [pid 6337] <... futex resumed>) = 1 [pid 6335] <... io_uring_enter resumed>) = 4096 [pid 6337] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6339] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6337] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6339] <... futex resumed>) = 0 [pid 6339] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6337] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6339] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6337] <... futex resumed>) = 0 [pid 6337] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6335] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] exit_group(0 [pid 6339] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6334] <... exit_group resumed>) = ? [pid 6337] <... futex resumed>) = 0 [pid 6337] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6335] <... futex resumed>) = ? [pid 6337] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6339] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6335] +++ exited with 0 +++ [pid 6334] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6334, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6341 attached [pid 6341] set_robust_list(0x55556b8a06a0, 24 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6341 [pid 6341] <... set_robust_list resumed>) = 0 [pid 6341] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6337] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6341] <... prctl resumed>) = 0 [pid 6341] setpgid(0, 0) = 0 [pid 6341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6341] write(3, "1000", 4) = 4 [pid 6341] close(3) = 0 [pid 6336] exit_group(0) = ? [pid 6341] write(1, "executing program\n", 18executing program ) = 18 [pid 6341] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6341] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6341] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6341] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6341] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6341] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6341] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6342 attached => {parent_tid=[6342]}, 88) = 6342 [pid 6341] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6342] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6341] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6342] <... rseq resumed>) = 0 [pid 6341] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6342] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6338] <... io_uring_enter resumed>) = ? [pid 6342] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6342] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6342] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6341] <... futex resumed>) = 0 [pid 6342] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6341] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] +++ exited with 0 +++ [pid 6336] +++ exited with 0 +++ [pid 6341] <... futex resumed>) = 0 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6336, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6341] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6343 [pid 6342] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6342] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6342] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6342] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6341] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6343 attached [pid 6341] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] set_robust_list(0x55556b8a06a0, 24 [pid 6342] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] <... futex resumed>) = 0 [pid 6343] <... set_robust_list resumed>) = 0 [pid 6342] <... futex resumed>) = 0 [pid 6341] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6342] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6341] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6343] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6341] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] <... futex resumed>) = 0 [pid 6341] <... futex resumed>) = 1 [pid 6342] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6342] <... futex resumed>) = 0 [pid 6341] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6342] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6341] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6341] <... futex resumed>) = 0 [pid 6342] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6341] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6343] <... prctl resumed>) = 0 [pid 6343] setpgid(0, 0) = 0 [pid 6343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6337] exit_group(0) = ? [pid 6340] <... futex resumed>) = ? [pid 6341] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6343] write(3, "1000", 4) = 4 [pid 6343] close(3) = 0 executing program [pid 6343] write(1, "executing program\n", 18) = 18 [pid 6343] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6343] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6340] +++ exited with 0 +++ [pid 6343] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6343] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6343] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6343] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6343] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6344]}, 88) = 6344 [pid 6343] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6343] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6343] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6344 attached [pid 6344] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6344] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6344] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6344] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6344] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6343] <... futex resumed>) = 0 [pid 6344] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6343] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6344] <... futex resumed>) = 0 [pid 6344] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6344] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6344] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6344] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6344] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6343] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6343] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6344] <... futex resumed>) = 0 [pid 6343] <... futex resumed>) = 1 [pid 6339] <... io_uring_enter resumed>) = ? [pid 6344] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6343] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6343] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = 0 [pid 6343] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=49000000} [pid 6344] <... futex resumed>) = 1 [pid 6344] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6339] +++ exited with 0 +++ [pid 6337] +++ exited with 0 +++ [pid 6344] <... futex resumed>) = 1 [pid 6343] <... futex resumed>) = 0 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6337, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6344] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6343] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 6343] <... futex resumed>) = 0 [pid 6343] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] <... restart_syscall resumed>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6345 ./strace-static-x86_64: Process 6345 attached [pid 6345] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6345] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6345] setpgid(0, 0) = 0 [pid 6345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6345] write(3, "1000", 4) = 4 executing program [pid 6345] close(3) = 0 [pid 6345] write(1, "executing program\n", 18) = 18 [pid 6345] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6345] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6345] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6345] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6345] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6345] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6345] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6346]}, 88) = 6346 [pid 6345] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6345] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6345] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6346 attached [pid 6346] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6343] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6346] <... rseq resumed>) = 0 [pid 6341] exit_group(0 [pid 6346] set_robust_list(0x7f7dc57139a0, 24 [pid 6341] <... exit_group resumed>) = ? [pid 6346] <... set_robust_list resumed>) = 0 [pid 6346] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6346] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6345] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6346] <... openat resumed>) = 3 [pid 6345] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6346] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6342] <... io_uring_enter resumed>) = ? [pid 6346] <... futex resumed>) = 0 [pid 6345] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6346] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6345] <... futex resumed>) = 0 [pid 6346] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6345] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6346] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6342] +++ exited with 0 +++ [pid 6341] +++ exited with 0 +++ [pid 6346] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6341, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6347 [pid 6346] <... mmap resumed>) = 0x7f7dc568e000 ./strace-static-x86_64: Process 6347 attached [pid 6347] set_robust_list(0x55556b8a06a0, 24 [pid 6346] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6347] <... set_robust_list resumed>) = 0 [pid 6346] <... futex resumed>) = 1 [pid 6345] <... futex resumed>) = 0 [pid 6345] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6346] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6347] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6346] <... futex resumed>) = 0 [pid 6345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6345] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6346] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] <... futex resumed>) = 0 [pid 6345] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6346] <... futex resumed>) = 0 [pid 6345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6345] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6346] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6345] <... futex resumed>) = 0 [pid 6347] <... prctl resumed>) = 0 [pid 6345] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6347] setpgid(0, 0) = 0 [pid 6347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6347] write(3, "1000", 4 [pid 6345] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6347] <... write resumed>) = 4 [pid 6347] close(3) = 0 executing program [pid 6347] write(1, "executing program\n", 18) = 18 [pid 6347] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6347] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6347] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6347] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6347] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6347] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6347] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6348 attached [pid 6348] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6347] <... clone3 resumed> => {parent_tid=[6348]}, 88) = 6348 [pid 6348] <... rseq resumed>) = 0 [pid 6347] rt_sigprocmask(SIG_SETMASK, [], [pid 6348] set_robust_list(0x7f7dc57139a0, 24 [pid 6347] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6348] <... set_robust_list resumed>) = 0 [pid 6347] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6348] rt_sigprocmask(SIG_SETMASK, [], [pid 6347] <... futex resumed>) = 0 [pid 6348] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6347] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6348] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6348] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6347] <... futex resumed>) = 0 [pid 6347] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6347] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6348] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6348] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6348] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6348] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6347] <... futex resumed>) = 0 [pid 6347] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6347] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6348] <... futex resumed>) = 1 [pid 6348] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6347] <... futex resumed>) = 0 [pid 6347] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6347] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6348] <... futex resumed>) = 1 [pid 6348] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6347] <... futex resumed>) = 0 [pid 6347] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6347] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6348] <... futex resumed>) = 1 [pid 6348] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6347] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6347] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6346] <... io_uring_enter resumed>) = 4096 [pid 6346] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6346] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6345] exit_group(0 [pid 6346] <... futex resumed>) = ? [pid 6345] <... exit_group resumed>) = ? [pid 5863] kill(-6282, SIGKILL [pid 6346] +++ exited with 0 +++ [pid 6345] +++ exited with 0 +++ [pid 5863] <... kill resumed>) = 0 [pid 5863] kill(6282, SIGKILL [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6345, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5863] <... kill resumed>) = 0 [pid 5865] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6343] exit_group(0) = ? [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6349 ./strace-static-x86_64: Process 6349 attached [pid 6349] set_robust_list(0x55556b8a06a0, 24 [pid 6344] <... io_uring_enter resumed>) = ? [pid 6349] <... set_robust_list resumed>) = 0 [pid 6344] +++ exited with 0 +++ [pid 6343] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6343, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6349] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 6350 attached [pid 6349] setpgid(0, 0) = 0 [pid 6349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6349] write(3, "1000", 4) = 4 [pid 6349] close(3executing program ) = 0 [pid 6349] write(1, "executing program\n", 18 [pid 6350] set_robust_list(0x55556b8a06a0, 24 [pid 6349] <... write resumed>) = 18 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6350 [pid 6349] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6349] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6349] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6349] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6349] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6349] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6350] <... set_robust_list resumed>) = 0 [pid 6349] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6350] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6348] <... io_uring_enter resumed>) = 4096 [pid 6350] <... prctl resumed>) = 0 [pid 6349] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6350] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 6351 attached [pid 6350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6349] <... clone3 resumed> => {parent_tid=[6351]}, 88) = 6351 [pid 6349] rt_sigprocmask(SIG_SETMASK, [], [pid 6351] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6350] <... openat resumed>) = 3 [pid 6349] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6351] <... rseq resumed>) = 0 [pid 6349] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6351] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6350] write(3, "1000", 4 [pid 6349] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6351] rt_sigprocmask(SIG_SETMASK, [], [pid 6350] <... write resumed>) = 4 [pid 6351] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6350] close(3 [pid 6348] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6348] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6347] exit_group(0) = ? [pid 6348] <... futex resumed>) = ? [pid 6351] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6350] <... close resumed>) = 0 [pid 6351] <... openat resumed>) = 3 [pid 6350] write(1, "executing program\n", 18 [pid 6348] +++ exited with 0 +++ [pid 6347] +++ exited with 0 +++ executing program [pid 6350] <... write resumed>) = 18 [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6347, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6350] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] restart_syscall(<... resuming interrupted clone ...> [pid 6350] <... futex resumed>) = 0 [pid 5862] <... restart_syscall resumed>) = 0 [pid 6350] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6351] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6351] <... futex resumed>) = 1 [pid 6349] <... futex resumed>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6350] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6349] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6349] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6352 attached [pid 6351] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6350] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6350] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6352 [pid 6352] set_robust_list(0x55556b8a06a0, 24 [pid 6350] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6352] <... set_robust_list resumed>) = 0 [pid 6350] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6352] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6352] setpgid(0, 0 [pid 6351] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6352] <... setpgid resumed>) = 0 [pid 6350] <... mprotect resumed>) = 0 [pid 6351] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6352] write(3, "1000", 4) = 4 [pid 6352] close(3) = 0 [pid 6352] write(1, "executing program\n", 18 [pid 6351] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6350] rt_sigprocmask(SIG_BLOCK, ~[], executing program [], 8) = 0 [pid 6351] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6350] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6352] <... write resumed>) = 18 ./strace-static-x86_64: Process 6353 attached [pid 6352] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] <... mmap resumed>) = 0x7f7dc568e000 [pid 6352] <... futex resumed>) = 0 [pid 6352] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6352] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6352] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6352] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6352] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6352] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6353] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6351] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] <... clone3 resumed> => {parent_tid=[6353]}, 88) = 6353 [pid 6349] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6353] <... rseq resumed>) = 0 [pid 6350] rt_sigprocmask(SIG_SETMASK, [], [pid 6353] set_robust_list(0x7f7dc57139a0, 24 [pid 6350] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6351] <... futex resumed>) = 0 [pid 6353] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 6354 attached [pid 6353] rt_sigprocmask(SIG_SETMASK, [], [pid 6351] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6351] <... futex resumed>) = 0 [pid 6350] <... futex resumed>) = 0 [pid 6354] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6353] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6352] <... clone3 resumed> => {parent_tid=[6354]}, 88) = 6354 [pid 6351] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6350] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6349] <... futex resumed>) = 0 [pid 6354] <... rseq resumed>) = 0 [pid 6352] rt_sigprocmask(SIG_SETMASK, [], [pid 6349] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6354] set_robust_list(0x7f7dc57139a0, 24 [pid 6352] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6349] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6354] <... set_robust_list resumed>) = 0 [pid 6352] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] rt_sigprocmask(SIG_SETMASK, [], [pid 6352] <... futex resumed>) = 0 [pid 6349] <... futex resumed>) = 1 [pid 6354] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6352] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6349] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6354] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6353] <... openat resumed>) = 3 [pid 6351] <... futex resumed>) = 0 [pid 6353] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6350] <... futex resumed>) = 0 [pid 6349] <... futex resumed>) = 0 [pid 6353] <... futex resumed>) = 1 [pid 6351] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6350] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6351] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6350] <... futex resumed>) = 0 [pid 6349] <... futex resumed>) = 0 [pid 6354] <... openat resumed>) = 3 [pid 6353] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6351] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6350] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6349] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6353] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6354] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6353] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6354] <... futex resumed>) = 1 [pid 6352] <... futex resumed>) = 0 [pid 6354] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6352] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6353] <... mmap resumed>) = 0x7f7dc568e000 [pid 6352] <... futex resumed>) = 0 [pid 6354] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6352] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6354] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6354] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6354] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6352] <... futex resumed>) = 0 [pid 6352] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6352] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6354] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6352] <... futex resumed>) = 0 [pid 6352] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6354] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6352] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6354] <... futex resumed>) = 0 [pid 6352] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6354] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6352] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6352] <... futex resumed>) = 0 [pid 6353] <... futex resumed>) = 1 [pid 6350] <... futex resumed>) = 0 [pid 6353] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6350] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6350] <... futex resumed>) = 0 [pid 6353] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6353] <... futex resumed>) = 0 [pid 6350] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6353] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6350] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6350] <... futex resumed>) = 0 [pid 6353] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6353] <... futex resumed>) = 0 [pid 6353] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6352] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6350] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6350] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] <... futex resumed>) = 0 [pid 6350] <... futex resumed>) = 1 [pid 6349] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6353] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6350] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6352] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6350] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6349] exit_group(0) = ? [pid 6352] exit_group(0) = ? [pid 6351] <... io_uring_enter resumed>) = ? [pid 6354] <... io_uring_enter resumed>) = ? [pid 5863] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5863] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5863] getdents64(3, 0x55556b8a1730 /* 2 entries */, 32768) = 48 [pid 5863] getdents64(3, 0x55556b8a1730 /* 0 entries */, 32768) = 0 [pid 5863] close(3) = 0 [pid 6354] +++ exited with 0 +++ [pid 6353] <... io_uring_enter resumed>) = 4096 [pid 6352] +++ exited with 0 +++ [pid 6351] +++ exited with 0 +++ [pid 6349] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6349, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6352, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6355 attached , child_tidptr=0x55556b8a0690) = 6355 [pid 6355] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6355] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6353] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] setpgid(0, 0 [pid 6353] <... futex resumed>) = 0 [pid 6355] <... setpgid resumed>) = 0 [pid 6353] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6350] exit_group(0) = ? [pid 6355] <... openat resumed>) = 3 [pid 6353] <... futex resumed>) = ? [pid 6355] write(3, "1000", 4executing program ) = 4 [pid 6353] +++ exited with 0 +++ [pid 6350] +++ exited with 0 +++ [pid 6355] close(3 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6350, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6355] <... close resumed>) = 0 [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6356 [pid 6355] write(1, "executing program\n", 18./strace-static-x86_64: Process 6356 attached ) = 18 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6357 attached , child_tidptr=0x55556b8a0690) = 6357 [pid 6357] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6357] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6357] setpgid(0, 0) = 0 [pid 6356] set_robust_list(0x55556b8a06a0, 24 [pid 6355] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6355] <... futex resumed>) = 0 [pid 6355] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6355] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6355] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6357] <... openat resumed>) = 3 [pid 6356] <... set_robust_list resumed>) = 0 [pid 6355] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6355] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6357] write(3, "1000", 4 [pid 6356] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6357] <... write resumed>) = 4 [pid 6356] <... prctl resumed>) = 0 [pid 6355] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6357] close(3 [pid 6356] setpgid(0, 0 [pid 6355] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6357] <... close resumed>) = 0 [pid 6356] <... setpgid resumed>) = 0 executing program ./strace-static-x86_64: Process 6358 attached [pid 6356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6358] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6355] <... clone3 resumed> => {parent_tid=[6358]}, 88) = 6358 [pid 6358] <... rseq resumed>) = 0 [pid 6357] write(1, "executing program\n", 18 [pid 6355] rt_sigprocmask(SIG_SETMASK, [], [pid 6358] set_robust_list(0x7f7dc57139a0, 24 [pid 6355] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6358] <... set_robust_list resumed>) = 0 [pid 6355] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] rt_sigprocmask(SIG_SETMASK, [], [pid 6355] <... futex resumed>) = 0 [pid 6358] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6355] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6358] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6357] <... write resumed>) = 18 [pid 6356] <... openat resumed>) = 3 [pid 6357] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] write(3, "1000", 4 [pid 6358] <... openat resumed>) = 3 [pid 6357] <... futex resumed>) = 0 [pid 6356] <... write resumed>) = 4 [pid 6358] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6356] close(3 [pid 6357] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6356] <... close resumed>) = 0 executing program [pid 6357] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6356] write(1, "executing program\n", 18 [pid 6357] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6356] <... write resumed>) = 18 [pid 6357] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6356] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6356] <... futex resumed>) = 0 [pid 6358] <... futex resumed>) = 1 [pid 6357] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6356] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6355] <... futex resumed>) = 0 [pid 6358] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6355] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6355] <... futex resumed>) = 0 [pid 6355] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6358] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6356] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6356] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6356] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6357] <... mprotect resumed>) = 0 [pid 6356] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6356] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6357] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6356] <... mprotect resumed>) = 0 [pid 6356] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6357] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6356] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6357] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6356] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6357] <... clone3 resumed> => {parent_tid=[6360]}, 88) = 6360 [pid 6356] <... clone3 resumed> => {parent_tid=[6359]}, 88) = 6359 ./strace-static-x86_64: Process 6360 attached [pid 6358] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6357] rt_sigprocmask(SIG_SETMASK, [], [pid 6356] rt_sigprocmask(SIG_SETMASK, [], [pid 6357] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6356] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6359 attached [pid 6357] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] <... futex resumed>) = 0 [pid 6356] <... futex resumed>) = 0 [pid 6357] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6356] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6360] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6359] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6358] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6359] <... rseq resumed>) = 0 [pid 6359] set_robust_list(0x7f7dc57139a0, 24 [pid 6360] <... rseq resumed>) = 0 [pid 6359] <... set_robust_list resumed>) = 0 [pid 6358] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6359] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6360] set_robust_list(0x7f7dc57139a0, 24 [pid 6359] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6358] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6360] <... set_robust_list resumed>) = 0 [pid 6359] <... openat resumed>) = 3 [pid 6359] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6356] <... futex resumed>) = 0 [pid 6358] <... mmap resumed>) = 0x7f7dc568e000 [pid 6360] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6358] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6358] <... futex resumed>) = 1 [pid 6356] <... futex resumed>) = 0 [pid 6355] <... futex resumed>) = 0 [pid 6359] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6360] <... openat resumed>) = 3 [pid 6356] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6358] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] <... futex resumed>) = 0 [pid 6355] <... futex resumed>) = 0 [pid 6360] <... futex resumed>) = 1 [pid 6358] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6355] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6360] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6355] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6355] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] <... futex resumed>) = 0 [pid 6357] <... futex resumed>) = 0 [pid 6355] <... futex resumed>) = 1 [pid 6358] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6358] <... futex resumed>) = 0 [pid 6355] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6358] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6355] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6355] <... futex resumed>) = 0 [pid 6358] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6355] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6359] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6357] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6359] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6357] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6359] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6359] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] <... futex resumed>) = 0 [pid 6360] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6359] <... futex resumed>) = 1 [pid 6356] <... futex resumed>) = 0 [pid 6359] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] <... futex resumed>) = 0 [pid 6356] <... futex resumed>) = 0 [pid 6359] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6356] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6356] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] <... futex resumed>) = 0 [pid 6356] <... futex resumed>) = 1 [pid 6359] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6359] <... futex resumed>) = 0 [pid 6356] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6359] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6356] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6356] <... futex resumed>) = 0 [pid 6356] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6360] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6360] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6355] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6360] <... mmap resumed>) = 0x7f7dc568e000 [pid 6357] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6357] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6357] <... futex resumed>) = 0 [pid 6357] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc566d000 [pid 6357] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6357] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6357] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0} [pid 6360] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6357] <... clone3 resumed> => {parent_tid=[6361]}, 88) = 6361 [pid 6360] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6361 attached [pid 6357] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6357] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6357] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6361] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053) = 0 [pid 6361] set_robust_list(0x7f7dc568d9a0, 24) = 0 [pid 6361] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6361] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6357] <... futex resumed>) = 0 [pid 6361] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6357] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] <... futex resumed>) = 0 [pid 6357] <... futex resumed>) = 1 [pid 6357] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6360] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6357] <... futex resumed>) = 0 [pid 6360] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6357] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6357] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6359] <... io_uring_enter resumed>) = 4096 [pid 6359] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] exit_group(0) = ? [pid 6359] <... futex resumed>) = ? [pid 6359] +++ exited with 0 +++ [pid 6356] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6356, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6363 attached [pid 6363] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6363] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6363] setpgid(0, 0) = 0 [pid 6363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6363] write(3, "1000", 4executing program ) = 4 [pid 6363] close(3) = 0 [pid 6363] write(1, "executing program\n", 18) = 18 [pid 6363] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6363] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6363] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6363] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6363] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6363] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6358] <... io_uring_enter resumed>) = 4096 [pid 6363] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6363 [pid 6363] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6358] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] exit_group(0) = ? [pid 6358] <... futex resumed>) = ? [pid 6358] +++ exited with 0 +++ [pid 6355] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6355, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...> [pid 6363] <... clone3 resumed> => {parent_tid=[6364]}, 88) = 6364 [pid 6363] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5862] <... restart_syscall resumed>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6365 attached , child_tidptr=0x55556b8a0690) = 6365 ./strace-static-x86_64: Process 6364 attached [pid 6365] set_robust_list(0x55556b8a06a0, 24 [pid 6363] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6363] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6365] <... set_robust_list resumed>) = 0 [pid 6364] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6365] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6364] <... rseq resumed>) = 0 [pid 6365] <... prctl resumed>) = 0 [pid 6364] set_robust_list(0x7f7dc57139a0, 24 [pid 6365] setpgid(0, 0 [pid 6364] <... set_robust_list resumed>) = 0 [pid 6365] <... setpgid resumed>) = 0 [pid 6364] rt_sigprocmask(SIG_SETMASK, [], [pid 6365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6364] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6365] <... openat resumed>) = 3 [pid 6364] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6365] write(3, "1000", 4 [pid 6364] <... openat resumed>) = 3 [pid 6365] <... write resumed>) = 4 [pid 6364] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6365] close(3 [pid 6364] <... futex resumed>) = 1 [pid 6363] <... futex resumed>) = 0 [pid 6365] <... close resumed>) = 0 [pid 6363] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6365] write(1, "executing program\n", 18 [pid 6364] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6363] <... futex resumed>) = 0 [pid 6364] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6363] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6365] <... write resumed>) = 18 [pid 6364] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6365] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6365] <... futex resumed>) = 0 [pid 6364] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6360] <... io_uring_enter resumed>) = 4096 [pid 6365] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6364] <... mmap resumed>) = 0x7f7dc568e000 [pid 6360] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6365] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6357] exit_group(0 [pid 6364] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6365] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6364] <... futex resumed>) = 1 [pid 6363] <... futex resumed>) = 0 [pid 6361] <... futex resumed>) = ? [pid 6357] <... exit_group resumed>) = ? [pid 6365] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6364] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6363] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] +++ exited with 0 +++ [pid 6364] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6365] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6363] <... futex resumed>) = 0 [pid 6364] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6365] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6364] <... futex resumed>) = 0 [pid 6363] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6364] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6365] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6363] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6363] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6364] <... futex resumed>) = 0 [pid 6363] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6364] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6363] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6364] <... futex resumed>) = 0 [pid 6363] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6363] <... futex resumed>) = 0 [pid 6360] +++ exited with 0 +++ [pid 6357] +++ exited with 0 +++ [pid 6363] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6357, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6366 executing program ./strace-static-x86_64: Process 6366 attached [pid 6365] <... mprotect resumed>) = 0 [pid 6366] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6366] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6366] setpgid(0, 0 [pid 6365] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6366] <... setpgid resumed>) = 0 [pid 6366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6366] write(3, "1000", 4) = 4 [pid 6366] close(3) = 0 [pid 6366] write(1, "executing program\n", 18) = 18 [pid 6366] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6366] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6366] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6366] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6366] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6363] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6366] <... mprotect resumed>) = 0 [pid 6366] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6365] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6366] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6366] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6367 attached [pid 6365] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6368 attached [pid 6368] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6365] <... clone3 resumed> => {parent_tid=[6368]}, 88) = 6368 [pid 6368] <... rseq resumed>) = 0 [pid 6367] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6367] set_robust_list(0x7f7dc57139a0, 24 [pid 6366] <... clone3 resumed> => {parent_tid=[6367]}, 88) = 6367 [pid 6367] <... set_robust_list resumed>) = 0 [pid 6366] rt_sigprocmask(SIG_SETMASK, [], [pid 6367] rt_sigprocmask(SIG_SETMASK, [], [pid 6366] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6367] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6366] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6366] <... futex resumed>) = 0 [pid 6368] set_robust_list(0x7f7dc57139a0, 24 [pid 6367] <... openat resumed>) = 3 [pid 6366] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6365] rt_sigprocmask(SIG_SETMASK, [], [pid 6368] <... set_robust_list resumed>) = 0 [pid 6367] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] rt_sigprocmask(SIG_SETMASK, [], [pid 6367] <... futex resumed>) = 1 [pid 6366] <... futex resumed>) = 0 [pid 6365] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6368] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6367] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6366] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6365] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6366] <... futex resumed>) = 0 [pid 6365] <... futex resumed>) = 0 [pid 6367] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6366] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6368] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6367] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6365] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6368] <... openat resumed>) = 3 [pid 6367] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6368] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6368] <... futex resumed>) = 1 [pid 6367] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6365] <... futex resumed>) = 0 [pid 6368] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6367] <... mmap resumed>) = 0x7f7dc568e000 [pid 6365] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6367] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6366] <... futex resumed>) = 0 [pid 6365] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6366] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6366] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6368] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6367] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6366] <... futex resumed>) = 0 [pid 6366] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6366] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6367] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6366] <... futex resumed>) = 0 [pid 6366] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6366] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6367] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6368] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6368] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6366] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6365] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6368] <... mmap resumed>) = 0x7f7dc568e000 [pid 6365] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6365] <... futex resumed>) = 0 [pid 6368] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6365] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc566d000 [pid 6365] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6365] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6365] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0}./strace-static-x86_64: Process 6369 attached [pid 6369] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053) = 0 [pid 6369] set_robust_list(0x7f7dc568d9a0, 24) = 0 [pid 6369] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6369] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6365] <... clone3 resumed> => {parent_tid=[6369]}, 88) = 6369 [pid 6365] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6365] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] <... futex resumed>) = 0 [pid 6365] <... futex resumed>) = 1 [pid 6369] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6365] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6369] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6365] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6365] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6368] <... futex resumed>) = 0 [pid 6368] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6368] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6365] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6365] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] <... futex resumed>) = 0 [pid 6365] <... futex resumed>) = 1 [pid 6368] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6365] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6364] <... io_uring_enter resumed>) = 4096 [pid 6364] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6365] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6364] <... futex resumed>) = 0 [pid 6363] exit_group(0) = ? [pid 6364] +++ exited with 0 +++ [pid 6363] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6363, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6370 attached , child_tidptr=0x55556b8a0690) = 6370 [pid 6370] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6370] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6370] setpgid(0, 0) = 0 [pid 6370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6370] write(3, "1000", 4) = 4 [pid 6370] close(3) = 0 executing program [pid 6370] write(1, "executing program\n", 18) = 18 [pid 6370] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6370] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6370] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6370] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6370] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6370] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6370] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6371 attached => {parent_tid=[6371]}, 88) = 6371 [pid 6370] rt_sigprocmask(SIG_SETMASK, [], [pid 6371] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6370] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6371] <... rseq resumed>) = 0 [pid 6370] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6371] set_robust_list(0x7f7dc57139a0, 24 [pid 6370] <... futex resumed>) = 0 [pid 6371] <... set_robust_list resumed>) = 0 [pid 6370] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6371] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6371] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6371] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6370] <... futex resumed>) = 0 [pid 6371] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6370] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6370] <... futex resumed>) = 0 [pid 6371] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6370] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6371] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6371] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6371] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6371] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6370] <... futex resumed>) = 0 [pid 6371] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6371] <... futex resumed>) = 0 [pid 6370] <... futex resumed>) = 0 [pid 6371] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6370] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6370] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6370] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6367] <... io_uring_enter resumed>) = 4096 [pid 6366] exit_group(0) = ? [pid 6371] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6370] <... futex resumed>) = 0 [pid 6367] +++ exited with 0 +++ [pid 6366] +++ exited with 0 +++ [pid 6371] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6370] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6366, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6370] <... futex resumed>) = 0 [pid 5866] <... restart_syscall resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6372 attached [pid 6372] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6370] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6372 [pid 6372] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6372] setpgid(0, 0) = 0 [pid 6372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6372] write(3, "1000", 4) = 4 [pid 6372] close(3 [pid 6370] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6370] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}executing program [pid 6372] <... close resumed>) = 0 [pid 6370] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6372] write(1, "executing program\n", 18) = 18 [pid 6372] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6372] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6372] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6372] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6372] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6372] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6372] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6373 attached => {parent_tid=[6373]}, 88) = 6373 [pid 6372] rt_sigprocmask(SIG_SETMASK, [], [pid 6373] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6373] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6373] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6373] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6372] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6372] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6373] <... futex resumed>) = 0 [pid 6372] <... futex resumed>) = 1 [pid 6373] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6372] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6373] <... openat resumed>) = 3 [pid 6373] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6373] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6372] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6368] <... io_uring_enter resumed>) = 4096 [pid 6372] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6373] <... futex resumed>) = 0 [pid 6372] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6373] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6373] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6373] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6368] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6368] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6373] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6372] <... futex resumed>) = 0 [pid 6372] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6372] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6373] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6372] <... futex resumed>) = 0 [pid 6372] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6365] exit_group(0 [pid 6372] <... futex resumed>) = 0 [pid 6369] <... futex resumed>) = ? [pid 6368] <... futex resumed>) = ? [pid 6365] <... exit_group resumed>) = ? [pid 6372] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6369] +++ exited with 0 +++ [pid 6368] +++ exited with 0 +++ [pid 6365] +++ exited with 0 +++ [pid 6373] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6372] <... futex resumed>) = 0 [pid 6373] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6372] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6372] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6365, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6374 attached , child_tidptr=0x55556b8a0690) = 6374 [pid 6374] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6374] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6374] setpgid(0, 0executing program ) = 0 [pid 6374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6374] write(3, "1000", 4) = 4 [pid 6374] close(3) = 0 [pid 6374] write(1, "executing program\n", 18) = 18 [pid 6374] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6374] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6374] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6374] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6374] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6374] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6374] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6375]}, 88) = 6375 [pid 6374] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6374] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 6375 attached [pid 6374] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6375] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6375] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6375] rt_sigprocmask(SIG_SETMASK, [], [pid 6372] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6372] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6372] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6375] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6375] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6375] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6374] <... futex resumed>) = 0 [pid 6374] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6374] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6375] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6375] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6374] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6371] <... io_uring_enter resumed>) = 4096 [pid 6374] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6374] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56ad000 [pid 6375] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6374] mprotect(0x7f7dc56ae000, 131072, PROT_READ|PROT_WRITE [pid 6375] <... mmap resumed>) = 0x7f7dc566d000 [pid 6374] <... mprotect resumed>) = 0 [pid 6375] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6374] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6375] <... futex resumed>) = 0 [pid 6374] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56cd990, parent_tid=0x7f7dc56cd990, exit_signal=0, stack=0x7f7dc56ad000, stack_size=0x20300, tls=0x7f7dc56cd6c0} => {parent_tid=[6376]}, 88) = 6376 [pid 6374] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6376 attached NULL, 8) = 0 [pid 6374] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6374] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6376] rseq(0x7f7dc56cdfe0, 0x20, 0, 0x53053053) = 0 [pid 6376] set_robust_list(0x7f7dc56cd9a0, 24) = 0 [pid 6376] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6376] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6374] <... futex resumed>) = 0 [pid 6374] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6374] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6376] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6375] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6374] <... futex resumed>) = 0 [pid 6374] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6375] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6374] <... futex resumed>) = 0 [pid 6374] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6371] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6371] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program [pid 6370] exit_group(0) = ? [pid 6371] <... futex resumed>) = ? [pid 6374] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6371] +++ exited with 0 +++ [pid 6370] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6370, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6377 ./strace-static-x86_64: Process 6377 attached [pid 6377] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6377] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6377] setpgid(0, 0) = 0 [pid 6377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6377] write(3, "1000", 4) = 4 [pid 6377] close(3) = 0 [pid 6377] write(1, "executing program\n", 18) = 18 [pid 6377] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6377] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6377] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6377] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6377] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6377] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6377] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6378 attached => {parent_tid=[6378]}, 88) = 6378 [pid 6378] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6377] rt_sigprocmask(SIG_SETMASK, [], [pid 6378] <... rseq resumed>) = 0 [pid 6377] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6377] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6377] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6378] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6378] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6378] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6378] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6377] <... futex resumed>) = 0 [pid 6378] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6377] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6377] <... futex resumed>) = 0 [pid 6378] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6377] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6378] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6378] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6378] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6378] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6378] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6377] <... futex resumed>) = 0 [pid 6377] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6378] <... futex resumed>) = 0 [pid 6378] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6378] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6377] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6377] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6378] <... futex resumed>) = 0 [pid 6378] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6378] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6377] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6377] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6378] <... futex resumed>) = 0 [pid 6378] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6377] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6372] exit_group(0) = ? [pid 6377] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6373] <... io_uring_enter resumed>) = ? [pid 6374] exit_group(0) = ? [pid 6376] <... futex resumed>) = ? [pid 6376] +++ exited with 0 +++ [pid 6373] +++ exited with 0 +++ [pid 6372] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6372, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6379 ./strace-static-x86_64: Process 6379 attached [pid 6379] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6379] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6379] setpgid(0, 0) = 0 [pid 6379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6379] write(3, "1000", 4) = 4 [pid 6379] close(3) = 0 executing program [pid 6379] write(1, "executing program\n", 18) = 18 [pid 6379] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6379] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6379] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6379] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6379] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6379] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6379] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6380]}, 88) = 6380 [pid 6379] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6379] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6379] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6380 attached [pid 6380] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6380] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6380] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6380] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6380] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6379] <... futex resumed>) = 0 [pid 6379] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6379] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6380] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6380] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6380] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6375] <... io_uring_enter resumed>) = ? [pid 6380] <... mmap resumed>) = 0x7f7dc568e000 [pid 6380] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6380] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6375] +++ exited with 0 +++ [pid 6374] +++ exited with 0 +++ [pid 6379] <... futex resumed>) = 0 [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6374, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6379] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5862] restart_syscall(<... resuming interrupted clone ...> [pid 6380] <... futex resumed>) = 0 [pid 6379] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6380] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6380] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6379] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5862] <... restart_syscall resumed>) = 0 [pid 6379] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6380] <... futex resumed>) = 0 [pid 6379] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6380] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6381 attached ) = 0 [pid 6379] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6381 [pid 6380] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6381] set_robust_list(0x55556b8a06a0, 24 [pid 6379] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] <... set_robust_list resumed>) = 0 [pid 6381] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6380] <... futex resumed>) = 0 [pid 6379] <... futex resumed>) = 1 [pid 6381] <... prctl resumed>) = 0 [pid 6380] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6379] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6381] setpgid(0, 0) = 0 [pid 6381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6381] write(3, "1000", 4) = 4 [pid 6377] exit_group(0) = ? [pid 6381] close(3executing program ) = 0 [pid 6381] write(1, "executing program\n", 18) = 18 [pid 6381] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6379] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6381] <... futex resumed>) = 0 [pid 6381] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6381] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6381] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6381] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6378] <... io_uring_enter resumed>) = ? [pid 6381] <... mprotect resumed>) = 0 [pid 6381] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6381] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6382 attached => {parent_tid=[6382]}, 88) = 6382 [pid 6378] +++ exited with 0 +++ [pid 6377] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6377, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6381] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6381] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6381] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6383 attached [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6383 [pid 6382] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6382] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6382] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6383] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6383] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6382] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6383] <... prctl resumed>) = 0 [pid 6383] setpgid(0, 0 [pid 6382] <... openat resumed>) = 3 [pid 6383] <... setpgid resumed>) = 0 [pid 6382] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6382] <... futex resumed>) = 1 [pid 6381] <... futex resumed>) = 0 [pid 6381] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6383] <... openat resumed>) = 3 [pid 6382] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6381] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6382] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6383] write(3, "1000", 4 [pid 6382] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6383] <... write resumed>) = 4 [pid 6382] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6383] close(3 [pid 6382] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6383] <... close resumed>) = 0 executing program [pid 6382] <... mmap resumed>) = 0x7f7dc568e000 [pid 6383] write(1, "executing program\n", 18) = 18 [pid 6383] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6383] <... futex resumed>) = 0 [pid 6382] <... futex resumed>) = 0 [pid 6381] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6383] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6382] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] <... futex resumed>) = 0 [pid 6383] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6382] <... futex resumed>) = 0 [pid 6381] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6383] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6382] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6383] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6383] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6381] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6383] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6382] <... futex resumed>) = 0 [pid 6381] <... futex resumed>) = 1 [pid 6382] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6383] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6381] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6383] <... mprotect resumed>) = 0 [pid 6382] <... futex resumed>) = 0 [pid 6381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6383] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6382] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6381] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6383] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6381] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6383] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6384 attached => {parent_tid=[6384]}, 88) = 6384 [pid 6383] rt_sigprocmask(SIG_SETMASK, [], [pid 6384] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6383] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6384] <... rseq resumed>) = 0 [pid 6384] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6384] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6384] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6383] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] <... futex resumed>) = 0 [pid 6383] <... futex resumed>) = 1 [pid 6384] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6383] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6384] <... openat resumed>) = 3 [pid 6384] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6384] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6383] <... futex resumed>) = 0 [pid 6384] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6383] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6383] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6384] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6384] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6384] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6384] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6384] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6383] <... futex resumed>) = 0 [pid 6383] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6383] <... futex resumed>) = 1 [pid 6383] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6384] <... futex resumed>) = 0 [pid 6380] <... io_uring_enter resumed>) = 4096 [pid 6384] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6384] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6380] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6383] <... futex resumed>) = 0 [pid 6379] exit_group(0 [pid 6383] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6379] <... exit_group resumed>) = ? [pid 6384] <... futex resumed>) = 0 [pid 6383] <... futex resumed>) = 1 [pid 6384] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6384] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6383] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6380] <... futex resumed>) = ? [pid 6383] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6383] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] +++ exited with 0 +++ [pid 6379] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6379, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6384] <... futex resumed>) = 0 [pid 6383] <... futex resumed>) = 1 [pid 5866] <... restart_syscall resumed>) = 0 [pid 6384] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6383] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6385 attached [pid 6385] set_robust_list(0x55556b8a06a0, 24 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6385 [pid 6385] <... set_robust_list resumed>) = 0 [pid 6385] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6385] setpgid(0, 0) = 0 [pid 6385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6385] write(3, "1000", 4executing program ) = 4 [pid 6385] close(3) = 0 [pid 6385] write(1, "executing program\n", 18) = 18 [pid 6385] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6385] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6385] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6385] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6385] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6385] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6385] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6386]}, 88) = 6386 [pid 6385] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6385] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6385] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6383] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6386 attached [pid 6386] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6386] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6386] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6386] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6386] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6385] <... futex resumed>) = 0 [pid 6385] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6385] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6386] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6386] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6386] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6386] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6385] <... futex resumed>) = 0 [pid 6386] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6385] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6385] <... futex resumed>) = 0 [pid 6386] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6385] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6386] <... futex resumed>) = 0 [pid 6385] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6386] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6385] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6385] <... futex resumed>) = 0 [pid 6386] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6385] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6386] <... futex resumed>) = 0 [pid 6385] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6386] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6385] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6385] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6382] <... io_uring_enter resumed>) = 4096 [pid 6382] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] exit_group(0 [pid 6382] <... futex resumed>) = ? [pid 6381] <... exit_group resumed>) = ? [pid 6382] +++ exited with 0 +++ [pid 6381] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6381, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6387 attached , child_tidptr=0x55556b8a0690) = 6387 [pid 6387] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6387] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6387] setpgid(0, 0) = 0 [pid 6387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6387] write(3, "1000", 4) = 4 [pid 6387] close(3) = 0 [pid 6384] <... io_uring_enter resumed>) = 4096 [pid 6387] write(1, "executing program\n", 18 [pid 6384] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6387] <... write resumed>) = 18 [pid 6384] <... futex resumed>) = 0 [pid 6383] exit_group(0 [pid 6387] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6383] <... exit_group resumed>) = ? [pid 6387] <... futex resumed>) = 0 [pid 6387] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6387] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6384] +++ exited with 0 +++ [pid 6383] +++ exited with 0 +++ [pid 6387] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6383, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6387] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6387] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6387] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6386] <... io_uring_enter resumed>) = 4096 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6387] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6386] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6386] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6385] exit_group(0 [pid 6386] <... futex resumed>) = ? [pid 6385] <... exit_group resumed>) = ? [pid 6386] +++ exited with 0 +++ [pid 6385] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6385, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6387] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5866] <... restart_syscall resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6389 ./strace-static-x86_64: Process 6389 attached ./strace-static-x86_64: Process 6390 attached [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6388 [pid 6390] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6387] <... clone3 resumed> => {parent_tid=[6390]}, 88) = 6390 [pid 6389] set_robust_list(0x55556b8a06a0, 24 [pid 6387] rt_sigprocmask(SIG_SETMASK, [], [pid 6390] <... rseq resumed>) = 0 [pid 6390] set_robust_list(0x7f7dc57139a0, 24 [pid 6387] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6390] <... set_robust_list resumed>) = 0 [pid 6387] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6390] rt_sigprocmask(SIG_SETMASK, [], [pid 6387] <... futex resumed>) = 0 [pid 6390] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6387] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6388 attached [pid 6390] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6389] <... set_robust_list resumed>) = 0 [pid 6390] <... openat resumed>) = 3 [pid 6389] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6388] set_robust_list(0x55556b8a06a0, 24 [pid 6390] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6389] <... prctl resumed>) = 0 [pid 6388] <... set_robust_list resumed>) = 0 [pid 6387] <... futex resumed>) = 0 [pid 6390] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6389] setpgid(0, 0 [pid 6388] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6387] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] <... setpgid resumed>) = 0 [pid 6388] <... prctl resumed>) = 0 [pid 6387] <... futex resumed>) = 0 [pid 6389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6388] setpgid(0, 0 [pid 6390] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6389] <... openat resumed>) = 3 [pid 6388] <... setpgid resumed>) = 0 [pid 6387] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6389] write(3, "1000", 4 [pid 6388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6389] <... write resumed>) = 4 [pid 6388] <... openat resumed>) = 3 [pid 6389] close(3 [pid 6388] write(3, "1000", 4 [pid 6389] <... close resumed>) = 0 [pid 6388] <... write resumed>) = 4 executing program [pid 6389] write(1, "executing program\n", 18 [pid 6388] close(3 [pid 6389] <... write resumed>) = 18 [pid 6388] <... close resumed>) = 0 executing program [pid 6389] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] write(1, "executing program\n", 18 [pid 6389] <... futex resumed>) = 0 [pid 6388] <... write resumed>) = 18 [pid 6389] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6388] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6388] <... futex resumed>) = 0 [pid 6389] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6388] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6389] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6388] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6389] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6388] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6389] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6388] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6389] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6388] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6389] <... mprotect resumed>) = 0 [pid 6388] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6389] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6388] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6389] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6388] <... mprotect resumed>) = 0 [pid 6389] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6388] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 ./strace-static-x86_64: Process 6391 attached [pid 6390] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6389] <... clone3 resumed> => {parent_tid=[6391]}, 88) = 6391 [pid 6388] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6392 attached [pid 6391] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6390] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6389] rt_sigprocmask(SIG_SETMASK, [], [pid 6392] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6391] <... rseq resumed>) = 0 [pid 6390] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6389] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6388] <... clone3 resumed> => {parent_tid=[6392]}, 88) = 6392 [pid 6391] set_robust_list(0x7f7dc57139a0, 24 [pid 6392] <... rseq resumed>) = 0 [pid 6391] <... set_robust_list resumed>) = 0 [pid 6390] <... mmap resumed>) = 0x7f7dc568e000 [pid 6389] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] rt_sigprocmask(SIG_SETMASK, [], [pid 6392] set_robust_list(0x7f7dc57139a0, 24 [pid 6391] rt_sigprocmask(SIG_SETMASK, [], [pid 6390] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6392] <... set_robust_list resumed>) = 0 [pid 6391] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6390] <... futex resumed>) = 1 [pid 6387] <... futex resumed>) = 0 [pid 6392] rt_sigprocmask(SIG_SETMASK, [], [pid 6391] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6390] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] <... futex resumed>) = 0 [pid 6388] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6387] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6392] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6387] <... futex resumed>) = 0 [pid 6392] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6391] <... openat resumed>) = 3 [pid 6390] <... futex resumed>) = 0 [pid 6387] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6391] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6390] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6391] <... futex resumed>) = 0 [pid 6387] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6387] <... futex resumed>) = 1 [pid 6390] <... futex resumed>) = 0 [pid 6387] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6390] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6390] <... futex resumed>) = 0 [pid 6387] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6390] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6387] <... futex resumed>) = 0 [pid 6389] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6388] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6388] <... futex resumed>) = 1 [pid 6389] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6389] <... futex resumed>) = 1 [pid 6389] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6392] <... futex resumed>) = 0 [pid 6391] <... futex resumed>) = 0 [pid 6387] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6392] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6391] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6392] <... openat resumed>) = 3 [pid 6391] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6392] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6392] <... futex resumed>) = 1 [pid 6388] <... futex resumed>) = 0 [pid 6392] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6391] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6388] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6388] <... futex resumed>) = 0 [pid 6392] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6391] <... mmap resumed>) = 0x7f7dc568e000 [pid 6388] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6392] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6391] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6392] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6391] <... futex resumed>) = 1 [pid 6389] <... futex resumed>) = 0 [pid 6389] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] <... futex resumed>) = 0 [pid 6389] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6389] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6389] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6391] <... futex resumed>) = 1 [pid 6389] <... futex resumed>) = 0 [pid 6389] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=49000000} [pid 6391] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6389] <... futex resumed>) = 0 [pid 6389] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6389] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6392] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6391] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6387] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6392] <... mmap resumed>) = 0x7f7dc568e000 [pid 6389] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6388] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6388] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6388] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6392] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6388] <... mmap resumed>) = 0x7f7dc566d000 [pid 6392] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6388] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6388] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6388] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0} => {parent_tid=[6393]}, 88) = 6393 [pid 6388] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6393 attached [pid 6393] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053 [pid 6388] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6393] <... rseq resumed>) = 0 [pid 6388] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6393] set_robust_list(0x7f7dc568d9a0, 24 [pid 6388] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6393] <... set_robust_list resumed>) = 0 [pid 6393] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6393] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6388] <... futex resumed>) = 0 [pid 6388] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6393] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6392] <... futex resumed>) = 0 [pid 6388] <... futex resumed>) = 1 [pid 6392] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6392] <... futex resumed>) = 0 [pid 6392] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6388] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6388] <... futex resumed>) = 0 [pid 6392] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6388] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6390] <... io_uring_enter resumed>) = 4096 [pid 6390] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6387] exit_group(0 [pid 6390] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6387] <... exit_group resumed>) = ? [pid 6390] <... futex resumed>) = ? [pid 6390] +++ exited with 0 +++ [pid 6387] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6387, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6391] <... io_uring_enter resumed>) = 4096 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6394 ./strace-static-x86_64: Process 6394 attached [pid 6394] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6394] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6394] setpgid(0, 0) = 0 [pid 6394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6391] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] exit_group(0 [pid 6394] write(3, "1000", 4 [pid 6389] <... exit_group resumed>) = ? [pid 6394] <... write resumed>) = 4 [pid 6391] <... futex resumed>) = ? [pid 6394] close(3) = 0 [pid 6391] +++ exited with 0 +++ [pid 6389] +++ exited with 0 +++ executing program [pid 6394] write(1, "executing program\n", 18 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6389, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6394] <... write resumed>) = 18 [pid 6394] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6394] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6394] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6394] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6395 ./strace-static-x86_64: Process 6395 attached [pid 6394] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6394] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6395] set_robust_list(0x55556b8a06a0, 24 [pid 6394] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6395] <... set_robust_list resumed>) = 0 [pid 6394] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6395] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6394] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6396 attached [pid 6395] <... prctl resumed>) = 0 [pid 6396] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6394] <... clone3 resumed> => {parent_tid=[6396]}, 88) = 6396 [pid 6394] rt_sigprocmask(SIG_SETMASK, [], [pid 6392] <... io_uring_enter resumed>) = 4096 [pid 6396] <... rseq resumed>) = 0 [pid 6394] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6396] set_robust_list(0x7f7dc57139a0, 24 [pid 6394] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6392] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6396] <... set_robust_list resumed>) = 0 [pid 6396] rt_sigprocmask(SIG_SETMASK, [], [pid 6395] setpgid(0, 0 [pid 6394] <... futex resumed>) = 0 [pid 6392] <... futex resumed>) = 0 [pid 6394] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6388] exit_group(0 [pid 6395] <... setpgid resumed>) = 0 [pid 6388] <... exit_group resumed>) = ? [pid 6393] <... futex resumed>) = ? [pid 6396] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6392] +++ exited with 0 +++ [pid 6396] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6393] +++ exited with 0 +++ [pid 6388] +++ exited with 0 +++ [pid 6396] <... openat resumed>) = 3 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6388, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6395] <... openat resumed>) = 3 [pid 5865] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6396] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6395] write(3, "1000", 4 [pid 6394] <... futex resumed>) = 0 [pid 6395] <... write resumed>) = 4 [pid 6394] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6396] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6395] close(3 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6397 attached [pid 6396] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6395] <... close resumed>) = 0 [pid 6394] <... futex resumed>) = 0 [pid 6397] set_robust_list(0x55556b8a06a0, 24 [pid 6396] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6395] write(1, "executing program\n", 18 [pid 6397] <... set_robust_list resumed>) = 0 [pid 6397] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 executing program [pid 6396] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6395] <... write resumed>) = 18 [pid 6394] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6397 [pid 6396] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6395] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] setpgid(0, 0 [pid 6396] <... mmap resumed>) = 0x7f7dc568e000 [pid 6395] <... futex resumed>) = 0 [pid 6397] <... setpgid resumed>) = 0 [pid 6397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6396] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6397] <... openat resumed>) = 3 [pid 6396] <... futex resumed>) = 1 [pid 6395] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6394] <... futex resumed>) = 0 [pid 6396] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6395] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6395] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6394] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6394] <... futex resumed>) = 1 [pid 6397] write(3, "1000", 4 [pid 6396] <... futex resumed>) = 0 [pid 6395] <... mprotect resumed>) = 0 [pid 6394] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6396] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... write resumed>) = 4 [pid 6394] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6395] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6396] <... futex resumed>) = 0 [pid 6395] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6396] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6395] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6397] close(3 [pid 6394] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... close resumed>) = 0 [pid 6396] <... futex resumed>) = 0 [pid 6394] <... futex resumed>) = 1 executing program [pid 6397] write(1, "executing program\n", 18 [pid 6396] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6394] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6396] <... futex resumed>) = 0 [pid 6396] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6397] <... write resumed>) = 18 [pid 6394] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6397] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6394] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... futex resumed>) = 0 [pid 6396] <... futex resumed>) = 0 [pid 6394] <... futex resumed>) = 1 [pid 6396] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6397] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6394] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6397] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6397] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6397] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6397] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6397] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6397] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6398 attached => {parent_tid=[6398]}, 88) = 6398 [pid 6397] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6397] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6399 attached [pid 6398] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6395] <... clone3 resumed> => {parent_tid=[6399]}, 88) = 6399 [pid 6395] rt_sigprocmask(SIG_SETMASK, [], [pid 6397] <... futex resumed>) = 0 [pid 6397] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6399] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6398] <... rseq resumed>) = 0 [pid 6395] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6395] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] set_robust_list(0x7f7dc57139a0, 24 [pid 6399] <... rseq resumed>) = 0 [pid 6399] set_robust_list(0x7f7dc57139a0, 24 [pid 6398] <... set_robust_list resumed>) = 0 [pid 6395] <... futex resumed>) = 0 [pid 6399] <... set_robust_list resumed>) = 0 [pid 6398] rt_sigprocmask(SIG_SETMASK, [], [pid 6395] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6394] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6399] rt_sigprocmask(SIG_SETMASK, [], [pid 6398] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6399] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6398] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6399] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6398] <... openat resumed>) = 3 [pid 6397] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6398] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... openat resumed>) = 3 [pid 6398] <... futex resumed>) = 0 [pid 6397] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6397] <... futex resumed>) = 0 [pid 6399] <... futex resumed>) = 1 [pid 6397] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6395] <... futex resumed>) = 0 [pid 6399] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6398] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6395] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6398] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6395] <... futex resumed>) = 0 [pid 6399] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6398] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6395] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6399] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6398] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6399] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6398] <... mmap resumed>) = 0x7f7dc568e000 [pid 6399] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... futex resumed>) = 1 [pid 6398] <... futex resumed>) = 1 [pid 6397] <... futex resumed>) = 0 [pid 6395] <... futex resumed>) = 0 [pid 6399] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... futex resumed>) = 0 [pid 6398] <... futex resumed>) = 0 [pid 6397] <... futex resumed>) = 0 [pid 6395] <... futex resumed>) = 0 [pid 6398] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6397] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6399] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6395] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6397] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6395] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6397] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... futex resumed>) = 0 [pid 6397] <... futex resumed>) = 0 [pid 6395] <... futex resumed>) = 1 [pid 6399] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6397] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6395] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6399] <... futex resumed>) = 0 [pid 6398] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6395] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6399] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6398] <... futex resumed>) = 0 [pid 6397] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... futex resumed>) = 0 [pid 6395] <... futex resumed>) = 0 [pid 6398] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6395] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6397] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6395] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6397] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6396] <... io_uring_enter resumed>) = 4096 [pid 6396] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6396] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6394] exit_group(0 [pid 6396] <... futex resumed>) = ? [pid 6394] <... exit_group resumed>) = ? [pid 6396] +++ exited with 0 +++ [pid 6394] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6394, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6400 attached [pid 6400] set_robust_list(0x55556b8a06a0, 24 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6400 [pid 6400] <... set_robust_list resumed>) = 0 [pid 6400] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6400] setpgid(0, 0) = 0 [pid 6400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6400] write(3, "1000", 4) = 4 [pid 6400] close(3executing program ) = 0 [pid 6400] write(1, "executing program\n", 18) = 18 [pid 6400] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6400] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6400] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6400] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6400] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6400] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6400] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6401]}, 88) = 6401 [pid 6400] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6400] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6400] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6401 attached [pid 6401] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6401] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6401] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6401] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6401] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6400] <... futex resumed>) = 0 [pid 6400] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6400] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6401] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6401] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6401] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6401] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6400] <... futex resumed>) = 0 [pid 6401] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6400] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6400] <... futex resumed>) = 0 [pid 6401] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6400] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6401] <... futex resumed>) = 0 [pid 6400] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6400] <... futex resumed>) = 0 [pid 6400] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6401] <... futex resumed>) = 0 [pid 6400] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6401] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6400] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6400] <... futex resumed>) = 0 [pid 6401] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6400] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6398] <... io_uring_enter resumed>) = 4096 [pid 6398] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6397] exit_group(0) = ? [pid 6400] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6398] +++ exited with 0 +++ [pid 6397] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6397, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6403 attached , child_tidptr=0x55556b8a0690) = 6403 [pid 6403] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6403] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6403] setpgid(0, 0) = 0 [pid 6403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6403] write(3, "1000", 4) = 4 [pid 6403] close(3) = 0 executing program [pid 6403] write(1, "executing program\n", 18) = 18 [pid 6403] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6403] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6403] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6403] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6403] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6403] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6403] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6404 attached => {parent_tid=[6404]}, 88) = 6404 [pid 6404] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6403] rt_sigprocmask(SIG_SETMASK, [], [pid 6404] <... rseq resumed>) = 0 [pid 6403] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6404] set_robust_list(0x7f7dc57139a0, 24 [pid 6403] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] <... set_robust_list resumed>) = 0 [pid 6403] <... futex resumed>) = 0 [pid 6404] rt_sigprocmask(SIG_SETMASK, [], [pid 6403] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6404] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6404] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6404] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6403] <... futex resumed>) = 0 [pid 6403] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6403] <... futex resumed>) = 0 [pid 6403] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6404] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6399] <... io_uring_enter resumed>) = 4096 [pid 6404] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6404] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6404] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6404] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6403] <... futex resumed>) = 0 [pid 6403] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] <... futex resumed>) = 0 [pid 6403] <... futex resumed>) = 1 [pid 6404] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6404] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6403] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6403] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6403] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6404] <... futex resumed>) = 0 [pid 6404] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6403] <... futex resumed>) = 0 [pid 6404] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6403] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6399] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6395] exit_group(0) = ? [pid 6399] <... futex resumed>) = ? [pid 6399] +++ exited with 0 +++ [pid 6395] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6395, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6405 ./strace-static-x86_64: Process 6405 attached [pid 6403] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6405] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6405] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6405] setpgid(0, 0) = 0 [pid 6405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6405] write(3, "1000", 4 [pid 6401] <... io_uring_enter resumed>) = 4096 [pid 6405] <... write resumed>) = 4 executing program [pid 6405] close(3) = 0 [pid 6405] write(1, "executing program\n", 18) = 18 [pid 6405] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6405] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6405] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6405] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6405] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6401] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6401] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6405] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6400] exit_group(0 [pid 6401] <... futex resumed>) = ? [pid 6400] <... exit_group resumed>) = ? [pid 6405] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6406 attached => {parent_tid=[6406]}, 88) = 6406 [pid 6401] +++ exited with 0 +++ [pid 6400] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6400, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6407 ./strace-static-x86_64: Process 6407 attached [pid 6406] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6405] rt_sigprocmask(SIG_SETMASK, [], [pid 6407] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6407] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6407] setpgid(0, 0) = 0 [pid 6407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6407] write(3, "1000", 4) = 4 [pid 6407] close(3) = 0 [pid 6407] write(1, "executing program\n", 18executing program ) = 18 [pid 6407] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6407] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6405] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6406] <... rseq resumed>) = 0 [pid 6407] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6407] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6407] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6407] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6407] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6407] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6408 attached => {parent_tid=[6408]}, 88) = 6408 [pid 6406] set_robust_list(0x7f7dc57139a0, 24 [pid 6405] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] <... set_robust_list resumed>) = 0 [pid 6405] <... futex resumed>) = 0 [pid 6407] rt_sigprocmask(SIG_SETMASK, [], [pid 6406] rt_sigprocmask(SIG_SETMASK, [], [pid 6405] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6408] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6406] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6406] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6408] <... rseq resumed>) = 0 [pid 6408] set_robust_list(0x7f7dc57139a0, 24 [pid 6406] <... openat resumed>) = 3 [pid 6408] <... set_robust_list resumed>) = 0 [pid 6407] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6406] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] <... futex resumed>) = 1 [pid 6405] <... futex resumed>) = 0 [pid 6408] rt_sigprocmask(SIG_SETMASK, [], [pid 6406] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6405] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] <... futex resumed>) = 0 [pid 6407] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6408] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6406] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6405] <... futex resumed>) = 0 [pid 6405] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6408] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6406] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6408] <... openat resumed>) = 3 [pid 6406] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6408] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6407] <... futex resumed>) = 0 [pid 6406] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6407] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6407] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6408] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6406] <... mmap resumed>) = 0x7f7dc568e000 [pid 6408] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6406] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6408] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6406] <... futex resumed>) = 1 [pid 6405] <... futex resumed>) = 0 [pid 6408] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6406] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] <... futex resumed>) = 0 [pid 6405] <... futex resumed>) = 0 [pid 6406] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6405] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6405] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] <... futex resumed>) = 0 [pid 6405] <... futex resumed>) = 1 [pid 6406] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6408] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6406] <... futex resumed>) = 0 [pid 6405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6406] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6405] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6408] <... mmap resumed>) = 0x7f7dc568e000 [pid 6406] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6405] <... futex resumed>) = 0 [pid 6408] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6405] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6404] <... io_uring_enter resumed>) = 4096 [pid 6408] <... futex resumed>) = 1 [pid 6407] <... futex resumed>) = 0 [pid 6407] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6407] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6408] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6407] <... futex resumed>) = 0 [pid 6404] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] exit_group(0 [pid 6408] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6407] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] <... futex resumed>) = ? [pid 6403] <... exit_group resumed>) = ? [pid 6408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6407] <... futex resumed>) = 0 [pid 6404] +++ exited with 0 +++ [pid 6403] +++ exited with 0 +++ [pid 6407] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6403, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 6408] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6408] <... futex resumed>) = 1 [pid 6407] <... futex resumed>) = 0 [pid 6408] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6407] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6408] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6407] <... futex resumed>) = 0 executing program [pid 5865] <... restart_syscall resumed>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6409 attached [pid 6407] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6409 [pid 6409] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6409] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6409] setpgid(0, 0) = 0 [pid 6409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6409] write(3, "1000", 4) = 4 [pid 6409] close(3) = 0 [pid 6409] write(1, "executing program\n", 18) = 18 [pid 6409] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6409] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6409] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6409] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6409] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6409] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6409] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6410]}, 88) = 6410 ./strace-static-x86_64: Process 6410 attached [pid 6409] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6409] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6409] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6410] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6407] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6410] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6410] rt_sigprocmask(SIG_SETMASK, [], [pid 6409] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6410] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6409] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6409] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6410] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6409] <... mmap resumed>) = 0x7f7dc56d2000 [pid 6409] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6409] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6409] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0} => {parent_tid=[6411]}, 88) = 6411 [pid 6409] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6409] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6409] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6411 attached [pid 6411] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053) = 0 [pid 6411] set_robust_list(0x7f7dc56f29a0, 24) = 0 [pid 6411] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6411] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 3 [pid 6411] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0) = 0x7f7dc56ad000 [pid 6411] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000) = 0x7f7dc566d000 [pid 6411] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] <... futex resumed>) = 0 [pid 6409] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6409] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6411] <... futex resumed>) = 1 [pid 6411] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] <... futex resumed>) = 0 [pid 6409] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6409] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6411] <... futex resumed>) = 1 [pid 6411] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] <... futex resumed>) = 0 [pid 6409] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6409] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6411] <... futex resumed>) = 1 [pid 6411] io_uring_enter(3, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6410] <... openat resumed>) = 4 [pid 6410] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6410] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6409] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6411] <... io_uring_enter resumed>) = 4096 [pid 6411] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] exit_group(0 [pid 6410] <... futex resumed>) = ? [pid 6409] <... exit_group resumed>) = ? [pid 6411] <... futex resumed>) = ? [pid 6410] +++ exited with 0 +++ [pid 6406] <... io_uring_enter resumed>) = 4096 [pid 6407] exit_group(0) = ? [pid 6406] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6405] exit_group(0) = ? [pid 6406] +++ exited with 0 +++ [pid 6405] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6405, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6419 attached , child_tidptr=0x55556b8a0690) = 6419 [pid 6419] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6419] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6419] setpgid(0, 0) = 0 [pid 6419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6419] write(3, "1000", 4) = 4 [pid 6419] close(3executing program ) = 0 [pid 6419] write(1, "executing program\n", 18) = 18 [pid 6419] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6419] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6419] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6419] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6408] <... io_uring_enter resumed>) = ? [pid 6419] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6419] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6419] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6420]}, 88) = 6420 [pid 6419] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6419] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6419] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6420 attached [pid 6408] +++ exited with 0 +++ [pid 6407] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6407, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6421 ./strace-static-x86_64: Process 6421 attached [pid 6420] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6420] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6420] rt_sigprocmask(SIG_SETMASK, [], [pid 6421] set_robust_list(0x55556b8a06a0, 24 [pid 6420] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6420] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6421] <... set_robust_list resumed>) = 0 [pid 6421] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6420] <... openat resumed>) = 3 [pid 6421] <... prctl resumed>) = 0 [pid 6420] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6421] setpgid(0, 0 [pid 6420] <... futex resumed>) = 1 [pid 6419] <... futex resumed>) = 0 [pid 6419] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6419] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6421] <... setpgid resumed>) = 0 [pid 6420] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6420] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6421] <... openat resumed>) = 3 executing program [pid 6421] write(3, "1000", 4) = 4 [pid 6421] close(3) = 0 [pid 6421] write(1, "executing program\n", 18) = 18 [pid 6421] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6421] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6421] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6421] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6421] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6421] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6421] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6420] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6419] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6419] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6422 attached [pid 6420] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6419] <... futex resumed>) = 0 [pid 6421] <... clone3 resumed> => {parent_tid=[6422]}, 88) = 6422 [pid 6419] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6420] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6419] <... mmap resumed>) = 0x7f7dc56ad000 [pid 6421] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6419] mprotect(0x7f7dc56ae000, 131072, PROT_READ|PROT_WRITE [pid 6421] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6421] <... futex resumed>) = 0 [pid 6422] <... rseq resumed>) = 0 [pid 6421] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6422] set_robust_list(0x7f7dc57139a0, 24 [pid 6420] <... mmap resumed>) = 0x7f7dc566d000 [pid 6419] <... mprotect resumed>) = 0 [pid 6422] <... set_robust_list resumed>) = 0 [pid 6419] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6419] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56cd990, parent_tid=0x7f7dc56cd990, exit_signal=0, stack=0x7f7dc56ad000, stack_size=0x20300, tls=0x7f7dc56cd6c0} [pid 6422] rt_sigprocmask(SIG_SETMASK, [], [pid 6420] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] <... clone3 resumed> => {parent_tid=[6423]}, 88) = 6423 [pid 6419] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6419] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6419] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6423 attached [pid 6422] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6420] <... futex resumed>) = 0 [pid 6420] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6422] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6423] rseq(0x7f7dc56cdfe0, 0x20, 0, 0x53053053 [pid 6422] <... openat resumed>) = 3 [pid 6421] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6423] <... rseq resumed>) = 0 [pid 6422] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6421] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6423] set_robust_list(0x7f7dc56cd9a0, 24 [pid 6422] <... futex resumed>) = 0 [pid 6423] <... set_robust_list resumed>) = 0 [pid 6422] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6421] <... futex resumed>) = 0 [pid 6423] rt_sigprocmask(SIG_SETMASK, [], [pid 6421] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56d2000 [pid 6421] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6421] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6421] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6424 attached [pid 6424] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6421] <... clone3 resumed> => {parent_tid=[6424]}, 88) = 6424 [pid 6424] <... rseq resumed>) = 0 [pid 6421] rt_sigprocmask(SIG_SETMASK, [], [pid 6424] set_robust_list(0x7f7dc56f29a0, 24 [pid 6423] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6421] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6424] <... set_robust_list resumed>) = 0 [pid 6421] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6424] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6424] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6421] <... futex resumed>) = 0 [pid 6424] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6421] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6424] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6423] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6419] <... futex resumed>) = 0 [pid 6424] <... mmap resumed>) = 0x7f7dc56ad000 [pid 6419] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] <... futex resumed>) = 0 [pid 6419] <... futex resumed>) = 1 [pid 6420] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6420] <... futex resumed>) = 0 [pid 6420] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6419] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6419] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] <... futex resumed>) = 0 [pid 6419] <... futex resumed>) = 1 [pid 6423] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6420] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6424] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6419] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6424] <... mmap resumed>) = 0x7f7dc566d000 [pid 6424] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6421] <... futex resumed>) = 0 [pid 6424] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6421] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] <... futex resumed>) = 0 [pid 6421] <... futex resumed>) = 1 [pid 6421] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6422] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6421] <... futex resumed>) = 0 [pid 6419] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6422] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6421] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6421] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6422] <... futex resumed>) = 0 [pid 6422] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6422] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6421] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6421] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] <... futex resumed>) = 0 [pid 6421] <... futex resumed>) = 1 [pid 6422] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6421] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6420] <... io_uring_enter resumed>) = 4096 [pid 6420] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] exit_group(0 [pid 6423] <... futex resumed>) = ? [pid 6419] <... exit_group resumed>) = ? [pid 6423] +++ exited with 0 +++ [pid 6420] <... futex resumed>) = ? [pid 6420] +++ exited with 0 +++ [pid 6419] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6419, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6425 attached , child_tidptr=0x55556b8a0690) = 6425 [pid 6425] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6425] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6425] setpgid(0, 0) = 0 [pid 6425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6425] write(3, "1000", 4) = 4 [pid 6425] close(3) = 0 [pid 6425] write(1, "executing program\n", 18executing program ) = 18 [pid 6425] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6425] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6425] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6425] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6425] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6422] <... io_uring_enter resumed>) = 4096 [pid 6422] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6425] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6422] <... futex resumed>) = 0 [pid 6422] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6421] exit_group(0 [pid 6424] <... futex resumed>) = ? [pid 6422] <... futex resumed>) = ? [pid 6421] <... exit_group resumed>) = ? [pid 6424] +++ exited with 0 +++ [pid 6422] +++ exited with 0 +++ [pid 6425] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6421] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6421, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6425] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6427 attached ./strace-static-x86_64: Process 6426 attached [pid 6427] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6426] set_robust_list(0x55556b8a06a0, 24 [pid 6425] <... clone3 resumed> => {parent_tid=[6427]}, 88) = 6427 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6426 [pid 6427] <... rseq resumed>) = 0 [pid 6426] <... set_robust_list resumed>) = 0 [pid 6425] rt_sigprocmask(SIG_SETMASK, [], [pid 6427] set_robust_list(0x7f7dc57139a0, 24 [pid 6426] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6425] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6427] <... set_robust_list resumed>) = 0 [pid 6426] <... prctl resumed>) = 0 [pid 6425] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] rt_sigprocmask(SIG_SETMASK, [], [pid 6426] setpgid(0, 0 [pid 6425] <... futex resumed>) = 0 [pid 6427] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6426] <... setpgid resumed>) = 0 [pid 6425] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6427] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6427] <... openat resumed>) = 3 [pid 6426] <... openat resumed>) = 3 [pid 6427] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] write(3, "1000", 4 [pid 6427] <... futex resumed>) = 1 [pid 6426] <... write resumed>) = 4 [pid 6425] <... futex resumed>) = 0 [pid 6427] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6426] close(3executing program [pid 6425] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6426] <... close resumed>) = 0 [pid 6425] <... futex resumed>) = 0 [pid 6427] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6425] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6427] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6427] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6427] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6427] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6425] <... futex resumed>) = 0 [pid 6426] write(1, "executing program\n", 18 [pid 6425] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] <... write resumed>) = 18 [pid 6425] <... futex resumed>) = 0 [pid 6427] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6425] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6427] <... futex resumed>) = 0 [pid 6427] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6426] <... futex resumed>) = 0 [pid 6425] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6426] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6425] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6425] <... futex resumed>) = 0 [pid 6427] <... futex resumed>) = 0 [pid 6426] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6425] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6427] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6426] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6425] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6426] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6425] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] <... futex resumed>) = 0 [pid 6426] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6425] <... futex resumed>) = 1 [pid 6427] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6426] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6425] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6426] <... mprotect resumed>) = 0 [pid 6426] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6426] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6428]}, 88) = 6428 [pid 6426] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6426] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6428 attached ) = 0 [pid 6426] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6428] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6425] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6428] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6428] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6426] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6426] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6428] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6426] <... futex resumed>) = 0 [pid 6426] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6428] <... openat resumed>) = 3 [pid 6426] <... mmap resumed>) = 0x7f7dc56d2000 [pid 6426] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6428] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6426] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6429 attached [pid 6429] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053) = 0 [pid 6426] <... clone3 resumed> => {parent_tid=[6429]}, 88) = 6429 [pid 6429] set_robust_list(0x7f7dc56f29a0, 24 [pid 6426] rt_sigprocmask(SIG_SETMASK, [], [pid 6429] <... set_robust_list resumed>) = 0 [pid 6426] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6429] rt_sigprocmask(SIG_SETMASK, [], [pid 6426] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6429] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6426] <... futex resumed>) = 0 [pid 6429] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6426] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6429] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6428] <... futex resumed>) = 0 [pid 6428] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6429] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6426] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6429] <... mmap resumed>) = 0x7f7dc56ad000 [pid 6426] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6426] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6428] <... futex resumed>) = 0 [pid 6429] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6428] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6429] <... mmap resumed>) = 0x7f7dc566d000 [pid 6426] <... futex resumed>) = ? [pid 6428] +++ killed by SIGSEGV +++ [pid 6429] +++ killed by SIGSEGV +++ [pid 6426] +++ killed by SIGSEGV +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6426, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6430 ./strace-static-x86_64: Process 6430 attached [pid 6430] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6430] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6430] setpgid(0, 0) = 0 [pid 6430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6430] write(3, "1000", 4) = 4 [pid 6430] close(3executing program ) = 0 [pid 6430] write(1, "executing program\n", 18) = 18 [pid 6430] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6430] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6430] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6430] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6430] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6425] exit_group(0) = ? [pid 6430] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6430] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6431 attached => {parent_tid=[6431]}, 88) = 6431 [pid 6431] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6431] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6431] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6431] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6430] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6430] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6431] <... futex resumed>) = 0 [pid 6430] <... futex resumed>) = 1 [pid 6431] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6430] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6431] <... openat resumed>) = 3 [pid 6431] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6430] <... futex resumed>) = 0 [pid 6431] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6430] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6431] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6430] <... futex resumed>) = 0 [pid 6430] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6431] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6431] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6431] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6430] <... futex resumed>) = 0 [pid 6430] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6430] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6431] <... futex resumed>) = 1 [pid 6431] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6430] <... futex resumed>) = 0 [pid 6430] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6430] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6431] <... futex resumed>) = 1 [pid 6431] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6430] <... futex resumed>) = 0 [pid 6430] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6430] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6431] <... futex resumed>) = 1 [pid 6431] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6430] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6427] <... io_uring_enter resumed>) = ? [pid 6427] +++ exited with 0 +++ [pid 6425] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6425, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6430] exit_group(0) = ? [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6432 ./strace-static-x86_64: Process 6432 attached [pid 6432] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6432] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6432] setpgid(0, 0) = 0 [pid 6432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6432] write(3, "1000", 4) = 4 [pid 6432] close(3) = 0 [pid 6432] write(1, "executing program\n", 18executing program ) = 18 [pid 6432] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6432] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6432] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6432] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6432] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6432] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6432] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6433 attached [pid 6433] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6432] <... clone3 resumed> => {parent_tid=[6433]}, 88) = 6433 [pid 6432] rt_sigprocmask(SIG_SETMASK, [], [pid 6433] <... rseq resumed>) = 0 [pid 6433] set_robust_list(0x7f7dc57139a0, 24 [pid 6432] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6433] <... set_robust_list resumed>) = 0 [pid 6433] rt_sigprocmask(SIG_SETMASK, [], [pid 6432] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6432] <... futex resumed>) = 0 [pid 6433] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6432] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6433] <... openat resumed>) = 3 [pid 6433] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6432] <... futex resumed>) = 0 [pid 6432] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6432] <... futex resumed>) = 0 [pid 6432] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6433] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6433] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6433] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6433] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6432] <... futex resumed>) = 0 [pid 6432] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6432] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6433] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6432] <... futex resumed>) = 0 [pid 6432] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6432] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6433] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6432] <... futex resumed>) = 0 [pid 6432] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6432] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6433] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6432] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6431] <... io_uring_enter resumed>) = ? [pid 6431] +++ exited with 0 +++ [pid 6430] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6430, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6434 attached , child_tidptr=0x55556b8a0690) = 6434 [pid 6434] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6434] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6434] setpgid(0, 0) = 0 [pid 6434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6434] write(3, "1000", 4) = 4 [pid 6434] close(3executing program ) = 0 [pid 6434] write(1, "executing program\n", 18) = 18 [pid 6434] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6434] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6434] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6434] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6434] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6434] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6434] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6436 attached => {parent_tid=[6436]}, 88) = 6436 [pid 6436] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6434] rt_sigprocmask(SIG_SETMASK, [], [pid 6436] <... rseq resumed>) = 0 [pid 6434] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6436] set_robust_list(0x7f7dc57139a0, 24 [pid 6434] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6436] <... set_robust_list resumed>) = 0 [pid 6434] <... futex resumed>) = 0 [pid 6436] rt_sigprocmask(SIG_SETMASK, [], [pid 6434] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6436] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6436] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6436] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6434] <... futex resumed>) = 0 [pid 6436] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6434] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6436] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6434] <... futex resumed>) = 0 [pid 6436] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6434] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6436] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6436] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6436] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6434] <... futex resumed>) = 0 [pid 6436] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6434] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6436] <... futex resumed>) = 0 [pid 6434] <... futex resumed>) = 0 [pid 6436] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6434] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6434] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6436] <... futex resumed>) = 0 [pid 6434] <... futex resumed>) = 1 [pid 6436] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6434] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6436] <... futex resumed>) = 0 [pid 6434] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6436] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6434] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6434] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6436] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6436] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6434] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6432] exit_group(0) = ? [pid 6433] <... io_uring_enter resumed>) = ? [pid 6433] +++ exited with 0 +++ [pid 6432] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6432, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6437 attached , child_tidptr=0x55556b8a0690) = 6437 [pid 6437] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6437] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6437] setpgid(0, 0) = 0 [pid 6437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6437] write(3, "1000", 4) = 4 [pid 6437] close(3) = 0 executing program [pid 6437] write(1, "executing program\n", 18) = 18 [pid 6437] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6437] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6437] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6437] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6437] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6437] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6437] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6438]}, 88) = 6438 [pid 6437] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6437] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6437] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6438 attached [pid 6438] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6438] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6438] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6438] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6438] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6437] <... futex resumed>) = 0 [pid 6437] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6437] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6438] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6438] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6438] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6438] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6437] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6437] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6438] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6437] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6438] <... futex resumed>) = 0 [pid 6437] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6438] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6437] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6438] <... futex resumed>) = 0 [pid 6437] <... futex resumed>) = 0 [pid 6438] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6437] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6436] <... io_uring_enter resumed>) = 4096 [pid 6437] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6437] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6438] <... futex resumed>) = 0 [pid 6437] <... futex resumed>) = 1 [pid 6438] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6437] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6436] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6434] exit_group(0 [pid 6436] <... futex resumed>) = ? [pid 6434] <... exit_group resumed>) = ? [pid 6436] +++ exited with 0 +++ [pid 6434] +++ exited with 0 +++ [pid 6437] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6434, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6439 attached [pid 6439] set_robust_list(0x55556b8a06a0, 24 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6439 [pid 6439] <... set_robust_list resumed>) = 0 [pid 6439] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6439] setpgid(0, 0) = 0 [pid 6439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6439] write(3, "1000", 4) = 4 [pid 6439] close(3) = 0 [pid 6439] write(1, "executing program\n", 18executing program ) = 18 [pid 6439] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6439] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6439] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6439] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6439] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6439] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6439] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6440 attached [pid 6440] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6440] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6440] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6440] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6439] <... clone3 resumed> => {parent_tid=[6440]}, 88) = 6440 [pid 6439] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6439] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] <... futex resumed>) = 0 [pid 6439] <... futex resumed>) = 1 [pid 6440] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6439] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6440] <... openat resumed>) = 3 [pid 6440] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6440] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6439] <... futex resumed>) = 0 [pid 6439] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6439] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6440] <... futex resumed>) = 0 [pid 6440] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6440] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6440] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6440] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6440] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6439] <... futex resumed>) = 0 [pid 6439] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6439] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6440] <... futex resumed>) = 0 [pid 6440] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6439] <... futex resumed>) = 0 [pid 6439] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6439] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6440] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6439] <... futex resumed>) = 0 [pid 6440] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6439] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6439] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6438] <... io_uring_enter resumed>) = 4096 [pid 6438] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6437] exit_group(0) = ? [pid 6438] +++ exited with 0 +++ [pid 6437] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6437, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6441 attached [pid 6441] set_robust_list(0x55556b8a06a0, 24 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6441 [pid 6441] <... set_robust_list resumed>) = 0 [pid 6441] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6441] setpgid(0, 0) = 0 [pid 6441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6441] write(3, "1000", 4) = 4 [pid 6441] close(3) = 0 [pid 6441] write(1, "executing program\n", 18executing program ) = 18 [pid 6441] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6441] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6441] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6441] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6441] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6441] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6441] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6442 attached => {parent_tid=[6442]}, 88) = 6442 [pid 6442] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6441] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6442] set_robust_list(0x7f7dc57139a0, 24 [pid 6441] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6442] <... set_robust_list resumed>) = 0 [pid 6441] <... futex resumed>) = 0 [pid 6442] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6441] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6442] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6442] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6442] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6441] <... futex resumed>) = 0 [pid 6441] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6441] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6442] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6442] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6440] <... io_uring_enter resumed>) = 4096 [pid 6442] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6441] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6440] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6439] exit_group(0 [pid 6441] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6442] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6441] <... futex resumed>) = 0 [pid 6440] <... futex resumed>) = ? [pid 6439] <... exit_group resumed>) = ? [pid 6442] <... mmap resumed>) = 0x7f7dc568e000 [pid 6441] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6440] +++ exited with 0 +++ [pid 6441] <... mmap resumed>) = 0x7f7dc566d000 [pid 6441] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6441] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6441] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0} => {parent_tid=[6443]}, 88) = 6443 [pid 6441] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6441] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6441] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6443 attached [pid 6442] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6442] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6439] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6439, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...> [pid 6443] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053) = 0 [pid 5862] <... restart_syscall resumed>) = 0 [pid 6443] set_robust_list(0x7f7dc568d9a0, 24) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6444 [pid 6443] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6443] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6443] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6441] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6444 attached [pid 6441] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6441] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6442] <... futex resumed>) = 0 [pid 6444] set_robust_list(0x55556b8a06a0, 24 [pid 6442] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6441] <... futex resumed>) = 0 [pid 6444] <... set_robust_list resumed>) = 0 [pid 6441] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6441] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6442] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6444] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6444] setpgid(0, 0) = 0 [pid 6444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6444] write(3, "1000", 4) = 4 [pid 6444] close(3) = 0 [pid 6444] write(1, "executing program\n", 18) = 18 [pid 6444] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6444] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6444] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6444] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6441] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6444] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6444] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6444] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6445 attached [pid 6445] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6444] <... clone3 resumed> => {parent_tid=[6445]}, 88) = 6445 [pid 6444] rt_sigprocmask(SIG_SETMASK, [], [pid 6445] <... rseq resumed>) = 0 [pid 6445] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6445] rt_sigprocmask(SIG_SETMASK, [], [pid 6444] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6445] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6444] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6445] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6444] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6445] <... openat resumed>) = 3 [pid 6445] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6444] <... futex resumed>) = 0 [pid 6445] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6444] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6445] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6444] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6445] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6445] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6445] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6444] <... futex resumed>) = 0 [pid 6445] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6444] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6445] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6445] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6444] <... futex resumed>) = 0 [pid 6444] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6445] <... futex resumed>) = 0 [pid 6444] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6445] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6444] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6445] <... futex resumed>) = 0 [pid 6444] <... futex resumed>) = 0 [pid 6445] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6444] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6444] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6445] <... futex resumed>) = 0 [pid 6444] <... futex resumed>) = 1 [pid 6445] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6444] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6441] exit_group(0 [pid 6443] <... futex resumed>) = ? [pid 6441] <... exit_group resumed>) = ? [pid 6443] +++ exited with 0 +++ [pid 6444] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6442] <... io_uring_enter resumed>) = ? [pid 6442] +++ exited with 0 +++ [pid 6441] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6441, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6446 attached , child_tidptr=0x55556b8a0690) = 6446 [pid 6446] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6446] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6446] setpgid(0, 0) = 0 [pid 6446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6446] write(3, "1000", 4) = 4 [pid 6446] close(3) = 0 executing program [pid 6446] write(1, "executing program\n", 18) = 18 [pid 6446] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6446] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6446] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6446] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6446] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6446] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6446] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6447 attached [pid 6447] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6446] <... clone3 resumed> => {parent_tid=[6447]}, 88) = 6447 [pid 6447] <... rseq resumed>) = 0 [pid 6447] set_robust_list(0x7f7dc57139a0, 24 [pid 6446] rt_sigprocmask(SIG_SETMASK, [], [pid 6447] <... set_robust_list resumed>) = 0 [pid 6446] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6447] rt_sigprocmask(SIG_SETMASK, [], [pid 6446] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6447] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6446] <... futex resumed>) = 0 [pid 6447] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6446] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6447] <... openat resumed>) = 3 [pid 6447] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6446] <... futex resumed>) = 0 [pid 6447] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6446] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6447] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6446] <... futex resumed>) = 0 [pid 6446] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] kill(-6409, SIGKILL) = 0 [pid 5865] kill(6409, SIGKILL) = 0 [pid 6447] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6444] exit_group(0) = ? [pid 6447] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6446] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6446] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6446] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc566d000 [pid 6446] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6446] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6446] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0}./strace-static-x86_64: Process 6448 attached => {parent_tid=[6448]}, 88) = 6448 [pid 6447] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6446] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6446] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6446] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6448] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053) = 0 [pid 6448] set_robust_list(0x7f7dc568d9a0, 24) = 0 [pid 6448] rt_sigprocmask(SIG_SETMASK, [], [pid 6447] <... futex resumed>) = 0 [pid 6448] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6448] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6448] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6446] <... futex resumed>) = 0 [pid 6447] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6446] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6446] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6446] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6447] <... futex resumed>) = 0 [pid 6446] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6447] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6446] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6445] <... io_uring_enter resumed>) = ? [pid 6445] +++ exited with 0 +++ [pid 6444] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6444, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6449 ./strace-static-x86_64: Process 6449 attached [pid 6449] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6449] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6449] setpgid(0, 0) = 0 [pid 6449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6449] write(3, "1000", 4) = 4 [pid 6449] close(3) = 0 [pid 6449] write(1, "executing program\n", 18) = 18 [pid 6449] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6449] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6449] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6449] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6449] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5865] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6449] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5865] <... openat resumed>) = 3 [pid 6449] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6449] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 5865] newfstatat(3, "", [pid 6449] <... clone3 resumed> => {parent_tid=[6450]}, 88) = 6450 ./strace-static-x86_64: Process 6450 attached [pid 5865] <... newfstatat resumed>{st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5865] getdents64(3, 0x55556b8a1730 /* 2 entries */, 32768) = 48 [pid 6450] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6449] rt_sigprocmask(SIG_SETMASK, [], [pid 6450] <... rseq resumed>) = 0 [pid 6449] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5865] getdents64(3, [pid 6449] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] set_robust_list(0x7f7dc57139a0, 24 [pid 6449] <... futex resumed>) = 0 [pid 6450] <... set_robust_list resumed>) = 0 [pid 6450] rt_sigprocmask(SIG_SETMASK, [], [pid 6449] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6450] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5865] <... getdents64 resumed>0x55556b8a1730 /* 0 entries */, 32768) = 0 [pid 6450] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5865] close(3 [pid 6450] <... openat resumed>) = 3 [pid 5865] <... close resumed>) = 0 [pid 6450] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] <... futex resumed>) = 0 [pid 6450] <... futex resumed>) = 1 [pid 6449] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6449] <... futex resumed>) = 0 [pid 6450] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6449] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6450] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6450] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6450] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6449] <... futex resumed>) = 0 [pid 6450] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6449] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6449] <... futex resumed>) = 0 [pid 6450] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6450] <... futex resumed>) = 0 [pid 6449] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6450] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6449] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6449] <... futex resumed>) = 0 [pid 6450] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6450] <... futex resumed>) = 0 [pid 6449] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6450] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6449] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6449] <... futex resumed>) = 0 [pid 6450] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6449] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6446] exit_group(0 [pid 6448] <... futex resumed>) = ? [pid 6446] <... exit_group resumed>) = ? [pid 6448] +++ exited with 0 +++ [pid 6449] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6447] <... io_uring_enter resumed>) = ? [pid 6447] +++ exited with 0 +++ [pid 6446] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6446, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6452 attached , child_tidptr=0x55556b8a0690) = 6452 [pid 6452] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6452] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6452] setpgid(0, 0) = 0 [pid 6452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6452] write(3, "1000", 4executing program ) = 4 [pid 6452] close(3) = 0 [pid 6452] write(1, "executing program\n", 18) = 18 [pid 6452] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6452] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6452] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6452] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6452] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6452] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6452] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6454 attached [pid 6454] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6452] <... clone3 resumed> => {parent_tid=[6454]}, 88) = 6454 [pid 6454] <... rseq resumed>) = 0 [pid 6454] set_robust_list(0x7f7dc57139a0, 24 [pid 6452] rt_sigprocmask(SIG_SETMASK, [], [pid 6450] <... io_uring_enter resumed>) = 4096 [pid 6454] <... set_robust_list resumed>) = 0 [pid 6452] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6454] rt_sigprocmask(SIG_SETMASK, [], [pid 6452] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6454] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6452] <... futex resumed>) = 0 [pid 6450] <... futex resumed>) = 0 [pid 6449] exit_group(0 [pid 6452] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6449] <... exit_group resumed>) = ? [pid 6454] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6454] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] +++ exited with 0 +++ [pid 6449] +++ exited with 0 +++ [pid 6454] <... futex resumed>) = 1 [pid 6452] <... futex resumed>) = 0 [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6449, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6452] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6454] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6452] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6454] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6456 attached [pid 6454] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6456 [pid 6456] set_robust_list(0x55556b8a06a0, 24 [pid 6454] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6452] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6456] <... set_robust_list resumed>) = 0 [pid 6454] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6456] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6454] <... mmap resumed>) = 0x7f7dc568e000 [pid 6452] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6456] <... prctl resumed>) = 0 [pid 6454] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6452] <... futex resumed>) = 0 [pid 6456] setpgid(0, 0 [pid 6454] <... futex resumed>) = 0 [pid 6452] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6456] <... setpgid resumed>) = 0 [pid 6454] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6452] <... mmap resumed>) = 0x7f7dc566d000 [pid 6456] <... openat resumed>) = 3 [pid 6452] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE [pid 6456] write(3, "1000", 4 [pid 6452] <... mprotect resumed>) = 0 [pid 6456] <... write resumed>) = 4 [pid 6452] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6456] close(3 [pid 6452] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6456] <... close resumed>) = 0 [pid 6452] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0} [pid 6456] write(1, "executing program\n", 18executing program ./strace-static-x86_64: Process 6457 attached ) = 18 [pid 6457] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053 [pid 6456] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6452] <... clone3 resumed> => {parent_tid=[6457]}, 88) = 6457 [pid 6457] <... rseq resumed>) = 0 [pid 6456] <... futex resumed>) = 0 [pid 6452] rt_sigprocmask(SIG_SETMASK, [], [pid 6457] set_robust_list(0x7f7dc568d9a0, 24 [pid 6456] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6452] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6457] <... set_robust_list resumed>) = 0 [pid 6456] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6452] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] rt_sigprocmask(SIG_SETMASK, [], [pid 6456] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6452] <... futex resumed>) = 0 [pid 6457] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6456] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6452] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6457] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6456] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6452] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6457] <... futex resumed>) = 0 [pid 6457] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6456] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6452] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6454] <... futex resumed>) = 0 [pid 6454] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6452] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6454] <... futex resumed>) = 0 [pid 6456] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6454] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6452] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6456] <... mprotect resumed>) = 0 [pid 6456] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6452] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6456] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6454] <... futex resumed>) = 0 [pid 6452] <... futex resumed>) = 1 [pid 6456] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6454] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6452] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6458 attached [pid 6458] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6456] <... clone3 resumed> => {parent_tid=[6458]}, 88) = 6458 [pid 6458] <... rseq resumed>) = 0 [pid 6456] rt_sigprocmask(SIG_SETMASK, [], [pid 6458] set_robust_list(0x7f7dc57139a0, 24 [pid 6456] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6456] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6458] <... set_robust_list resumed>) = 0 [pid 6458] rt_sigprocmask(SIG_SETMASK, [], [pid 6456] <... futex resumed>) = 0 [pid 6458] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6456] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6458] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6458] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6456] <... futex resumed>) = 0 [pid 6458] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6456] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6452] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6458] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6456] <... futex resumed>) = 0 [pid 6458] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6456] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6458] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6458] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6458] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6456] <... futex resumed>) = 0 [pid 6458] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6456] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6458] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6456] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6458] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6456] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6458] <... futex resumed>) = 0 [pid 6456] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6458] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6456] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6456] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6458] <... futex resumed>) = 0 [pid 6456] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6458] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6456] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6454] <... io_uring_enter resumed>) = 4096 [pid 6454] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6452] exit_group(0 [pid 6457] <... futex resumed>) = ? [pid 6454] <... futex resumed>) = ? [pid 6452] <... exit_group resumed>) = ? [pid 6457] +++ exited with 0 +++ [pid 6454] +++ exited with 0 +++ [pid 6452] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6452, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6459 attached , child_tidptr=0x55556b8a0690) = 6459 [pid 6459] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6459] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6459] setpgid(0, 0) = 0 [pid 6459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6458] <... io_uring_enter resumed>) = 4096 [pid 6459] <... openat resumed>) = 3 [pid 6458] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6459] write(3, "1000", 4 [pid 6458] <... futex resumed>) = 0 [pid 6459] <... write resumed>) = 4 [pid 6459] close(3 [pid 6458] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6459] <... close resumed>) = 0 [pid 6459] write(1, "executing program\n", 18 [pid 6456] exit_group(0executing program [pid 6459] <... write resumed>) = 18 [pid 6456] <... exit_group resumed>) = ? [pid 6458] <... futex resumed>) = ? [pid 6459] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6458] +++ exited with 0 +++ [pid 6456] +++ exited with 0 +++ [pid 6459] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6456, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6459] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6459] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6461 attached [pid 6459] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6461] set_robust_list(0x55556b8a06a0, 24 [pid 6459] <... mprotect resumed>) = 0 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6461 [pid 6459] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6461] <... set_robust_list resumed>) = 0 [pid 6461] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6461] setpgid(0, 0) = 0 [pid 6459] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6459] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6461] <... openat resumed>) = 3 [pid 6459] <... clone3 resumed> => {parent_tid=[6462]}, 88) = 6462 [pid 6461] write(3, "1000", 4 [pid 6459] rt_sigprocmask(SIG_SETMASK, [], [pid 6461] <... write resumed>) = 4 [pid 6459] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6461] close(3 [pid 6459] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6462 attached [pid 6461] <... close resumed>) = 0 [pid 6459] <... futex resumed>) = 0 [pid 6462] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6459] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6462] <... rseq resumed>) = 0 [pid 6461] write(1, "executing program\n", 18 [pid 6462] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6462] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6462] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6462] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6462] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program [pid 6461] <... write resumed>) = 18 [pid 6459] <... futex resumed>) = 0 [pid 6461] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6459] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6462] <... futex resumed>) = 0 [pid 6461] <... futex resumed>) = 0 [pid 6459] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6461] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6462] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6461] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6462] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6461] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6462] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6462] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6461] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6461] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6462] <... mmap resumed>) = 0x7f7dc568e000 [pid 6462] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6462] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6459] <... futex resumed>) = 0 [pid 6459] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6462] <... futex resumed>) = 0 [pid 6459] <... futex resumed>) = 1 [pid 6462] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6459] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6462] <... futex resumed>) = 0 [pid 6459] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6462] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6459] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6462] <... futex resumed>) = 0 [pid 6459] <... futex resumed>) = 0 [pid 6462] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6459] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6459] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6462] <... futex resumed>) = 0 [pid 6459] <... futex resumed>) = 1 [pid 6462] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6459] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6461] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6461] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6461] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6459] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6461] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6463]}, 88) = 6463 [pid 6461] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6461] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6461] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6463 attached [pid 6463] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6463] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6463] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6463] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6463] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6461] <... futex resumed>) = 0 [pid 6463] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6461] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6461] <... futex resumed>) = 0 [pid 6463] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6461] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6463] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6463] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6463] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6463] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6461] <... futex resumed>) = 0 [pid 6463] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6461] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] <... futex resumed>) = 0 [pid 6461] <... futex resumed>) = 0 [pid 6463] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6461] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6461] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] <... futex resumed>) = 0 [pid 6461] <... futex resumed>) = 1 [pid 6461] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6463] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6461] <... futex resumed>) = 0 [pid 6463] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6461] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6461] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6461] exit_group(0) = ? [pid 6462] <... io_uring_enter resumed>) = 4096 [pid 6462] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6459] exit_group(0) = ? [pid 6462] <... futex resumed>) = ? [pid 6462] +++ exited with 0 +++ [pid 6459] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6459, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6465 attached , child_tidptr=0x55556b8a0690) = 6465 [pid 6465] set_robust_list(0x55556b8a06a0, 24 [pid 6463] <... io_uring_enter resumed>) = ? [pid 6465] <... set_robust_list resumed>) = 0 [pid 6465] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6465] setpgid(0, 0) = 0 [pid 6465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6465] write(3, "1000", 4) = 4 [pid 6465] close(3) = 0 executing program [pid 6465] write(1, "executing program\n", 18) = 18 [pid 6465] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6465] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6465] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6465] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6465] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6465] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6465] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6466 attached => {parent_tid=[6466]}, 88) = 6466 [pid 6465] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6466] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6465] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6466] <... rseq resumed>) = 0 [pid 6465] <... futex resumed>) = 0 [pid 6463] +++ exited with 0 +++ [pid 6461] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6461, si_uid=0, si_status=0, si_utime=0, si_stime=15 /* 0.15 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...> [pid 6466] set_robust_list(0x7f7dc57139a0, 24 [pid 6465] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6466] <... set_robust_list resumed>) = 0 [pid 6466] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6466] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6466] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6465] <... futex resumed>) = 0 [pid 6465] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6466] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6465] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6466] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5862] <... restart_syscall resumed>) = 0 [pid 6466] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6466] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6466] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6466] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6465] <... futex resumed>) = 0 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6467 [pid 6465] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6466] <... futex resumed>) = 0 [pid 6465] <... futex resumed>) = 1 [pid 6466] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6465] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6466] <... futex resumed>) = 0 [pid 6465] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6466] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6465] <... futex resumed>) = 0 [pid 6466] <... futex resumed>) = 0 [pid 6465] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6466] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6465] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6466] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6465] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6466] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6465] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6467 attached [pid 6465] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6467] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6467] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6467] setpgid(0, 0) = 0 [pid 6467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6467] write(3, "1000", 4) = 4 executing program [pid 6467] close(3 [pid 6465] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6467] <... close resumed>) = 0 [pid 6467] write(1, "executing program\n", 18) = 18 [pid 6467] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6467] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6467] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6467] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6467] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6467] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6467] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6469 attached => {parent_tid=[6469]}, 88) = 6469 [pid 6469] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6467] rt_sigprocmask(SIG_SETMASK, [], [pid 6469] <... rseq resumed>) = 0 [pid 6467] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6469] set_robust_list(0x7f7dc57139a0, 24 [pid 6467] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] <... set_robust_list resumed>) = 0 [pid 6467] <... futex resumed>) = 0 [pid 6469] rt_sigprocmask(SIG_SETMASK, [], [pid 6467] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6469] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6469] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6469] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6467] <... futex resumed>) = 0 [pid 6469] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6467] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6467] <... futex resumed>) = 0 [pid 6469] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6467] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6469] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6469] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6469] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6467] <... futex resumed>) = 0 [pid 6469] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6467] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] <... futex resumed>) = 0 [pid 6467] <... futex resumed>) = 0 [pid 6467] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6469] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6467] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6467] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] <... futex resumed>) = 0 [pid 6467] <... futex resumed>) = 1 [pid 6469] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6467] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6469] <... futex resumed>) = 0 [pid 6467] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6469] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6467] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6467] <... futex resumed>) = 0 [pid 6469] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6467] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6465] exit_group(0) = ? [pid 6466] <... io_uring_enter resumed>) = ? [pid 6466] +++ exited with 0 +++ [pid 6465] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6465, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6470 attached , child_tidptr=0x55556b8a0690) = 6470 [pid 6470] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6470] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6470] setpgid(0, 0) = 0 [pid 6470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6470] write(3, "1000", 4) = 4 [pid 6470] close(3) = 0 [pid 6470] write(1, "executing program\n", 18executing program ) = 18 [pid 6470] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6470] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6470] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6470] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6470] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6470] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6470] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6471 attached => {parent_tid=[6471]}, 88) = 6471 [pid 6470] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6470] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6471] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6471] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6470] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6471] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6471] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6471] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6470] <... futex resumed>) = 0 [pid 6471] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6470] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6471] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6470] <... futex resumed>) = 0 [pid 6471] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6470] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6471] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6471] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6471] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6471] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6470] <... futex resumed>) = 0 [pid 6471] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6470] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6471] <... futex resumed>) = 0 [pid 6470] <... futex resumed>) = 0 [pid 6471] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6470] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6470] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6471] <... futex resumed>) = 0 [pid 6470] <... futex resumed>) = 1 [pid 6471] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6470] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6471] <... futex resumed>) = 0 [pid 6470] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6471] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6470] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6471] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6470] <... futex resumed>) = 0 [pid 6471] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6470] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6467] exit_group(0) = ? [pid 6470] exit_group(0) = ? [pid 6469] <... io_uring_enter resumed>) = ? [pid 6469] +++ exited with 0 +++ [pid 6467] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6467, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6473 ./strace-static-x86_64: Process 6473 attached [pid 6473] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6473] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6473] setpgid(0, 0) = 0 [pid 6473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6473] write(3, "1000", 4) = 4 [pid 6473] close(3) = 0 [pid 6473] write(1, "executing program\n", 18executing program ) = 18 [pid 6473] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6471] <... io_uring_enter resumed>) = ? [pid 6473] <... futex resumed>) = 0 [pid 6473] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6473] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6473] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6473] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6473] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6473] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6471] +++ exited with 0 +++ [pid 6470] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6470, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- ./strace-static-x86_64: Process 6475 attached [pid 6473] <... clone3 resumed> => {parent_tid=[6475]}, 88) = 6475 [pid 6475] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6473] rt_sigprocmask(SIG_SETMASK, [], [pid 6475] <... rseq resumed>) = 0 [pid 6473] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6475] set_robust_list(0x7f7dc57139a0, 24 [pid 6473] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6475] <... set_robust_list resumed>) = 0 [pid 6473] <... futex resumed>) = 0 [pid 6475] rt_sigprocmask(SIG_SETMASK, [], [pid 6473] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6475] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6475] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6475] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6473] <... futex resumed>) = 0 [pid 6475] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6473] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6476 attached [pid 6475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6473] <... futex resumed>) = 0 [pid 6475] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6473] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6476 [pid 6476] set_robust_list(0x55556b8a06a0, 24 [pid 6475] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6476] <... set_robust_list resumed>) = 0 [pid 6475] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6476] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6475] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6475] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6476] setpgid(0, 0) = 0 [pid 6476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6476] write(3, "1000", 4) = 4 [pid 6476] close(3executing program ) = 0 [pid 6476] write(1, "executing program\n", 18) = 18 [pid 6476] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6476] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6475] <... mmap resumed>) = 0x7f7dc568e000 [pid 6475] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6473] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6476] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6476] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6476] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6475] <... futex resumed>) = 0 [pid 6473] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6475] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6473] <... futex resumed>) = 0 [pid 6475] <... futex resumed>) = 0 [pid 6473] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6475] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6473] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6476] <... mprotect resumed>) = 0 [pid 6473] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6476] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6475] <... futex resumed>) = 0 [pid 6473] <... futex resumed>) = 1 [pid 6473] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6475] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6476] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6475] <... futex resumed>) = 0 [pid 6473] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6475] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6473] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6473] <... futex resumed>) = 0 [pid 6475] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6473] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6476] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6477 attached => {parent_tid=[6477]}, 88) = 6477 [pid 6476] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6476] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6476] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6477] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6477] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6477] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6477] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6477] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6476] <... futex resumed>) = 0 [pid 6476] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6477] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6476] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6477] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6477] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6477] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6477] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6476] <... futex resumed>) = 0 [pid 6476] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6476] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6477] <... futex resumed>) = 1 [pid 6477] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6476] <... futex resumed>) = 0 [pid 6477] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6476] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6477] <... futex resumed>) = 0 [pid 6476] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6477] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6476] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6476] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6477] <... futex resumed>) = 0 [pid 6476] <... futex resumed>) = 1 [pid 6477] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6476] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6473] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6476] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6473] exit_group(0) = ? [pid 6476] exit_group(0) = ? [pid 6477] <... io_uring_enter resumed>) = ? [pid 6475] <... io_uring_enter resumed>) = ? [pid 6475] +++ exited with 0 +++ [pid 6473] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6473, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6477] +++ exited with 0 +++ [pid 6476] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6476, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6478 attached ./strace-static-x86_64: Process 6479 attached [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6479 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6478 [pid 6478] set_robust_list(0x55556b8a06a0, 24 [pid 6479] set_robust_list(0x55556b8a06a0, 24 [pid 6478] <... set_robust_list resumed>) = 0 [pid 6479] <... set_robust_list resumed>) = 0 [pid 6478] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6479] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6478] <... prctl resumed>) = 0 [pid 6479] <... prctl resumed>) = 0 [pid 6478] setpgid(0, 0) = 0 [pid 6478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6479] setpgid(0, 0) = 0 [pid 6478] <... openat resumed>) = 3 [pid 6479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6478] write(3, "1000", 4) = 4 [pid 6479] <... openat resumed>) = 3 [pid 6478] close(3executing program ) = 0 [pid 6478] write(1, "executing program\n", 18) = 18 [pid 6479] write(3, "1000", 4 [pid 6478] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6479] <... write resumed>) = 4 [pid 6478] <... futex resumed>) = 0 [pid 6479] close(3 [pid 6478] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, executing program [pid 6479] <... close resumed>) = 0 [pid 6478] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6479] write(1, "executing program\n", 18 [pid 6478] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6479] <... write resumed>) = 18 [pid 6478] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6479] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6478] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6479] <... futex resumed>) = 0 [pid 6478] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6479] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6478] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6479] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6478] <... mprotect resumed>) = 0 [pid 6479] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6478] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6479] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6478] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6478] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6480 attached [pid 6479] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6478] <... clone3 resumed> => {parent_tid=[6480]}, 88) = 6480 [pid 6479] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6478] rt_sigprocmask(SIG_SETMASK, [], [pid 6479] <... mprotect resumed>) = 0 [pid 6478] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6479] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6478] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6480] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6478] <... futex resumed>) = 0 [pid 6480] <... rseq resumed>) = 0 [pid 6478] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6480] set_robust_list(0x7f7dc57139a0, 24 [pid 6479] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6480] <... set_robust_list resumed>) = 0 [pid 6479] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6481 attached [pid 6480] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6479] <... clone3 resumed> => {parent_tid=[6481]}, 88) = 6481 [pid 6481] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6480] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6479] rt_sigprocmask(SIG_SETMASK, [], [pid 6481] <... rseq resumed>) = 0 [pid 6480] <... openat resumed>) = 3 [pid 6479] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6481] set_robust_list(0x7f7dc57139a0, 24 [pid 6480] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6479] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6481] <... set_robust_list resumed>) = 0 [pid 6480] <... futex resumed>) = 1 [pid 6479] <... futex resumed>) = 0 [pid 6478] <... futex resumed>) = 0 [pid 6481] rt_sigprocmask(SIG_SETMASK, [], [pid 6480] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6479] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6478] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6481] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6480] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6478] <... futex resumed>) = 0 [pid 6481] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6478] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6481] <... openat resumed>) = 3 [pid 6481] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6479] <... futex resumed>) = 0 [pid 6481] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6480] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6479] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6481] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6480] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6479] <... futex resumed>) = 0 [pid 6479] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6481] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6481] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6481] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6481] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6480] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6479] <... futex resumed>) = 0 [pid 6479] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6481] <... futex resumed>) = 0 [pid 6479] <... futex resumed>) = 1 [pid 6481] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6479] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6481] <... futex resumed>) = 0 [pid 6479] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6481] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6479] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6481] <... futex resumed>) = 0 [pid 6479] <... futex resumed>) = 0 [pid 6481] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6479] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6479] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6481] <... futex resumed>) = 0 [pid 6479] <... futex resumed>) = 1 [pid 6481] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6480] <... mmap resumed>) = 0x7f7dc568e000 [pid 6479] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6480] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6478] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6480] <... futex resumed>) = 0 [pid 6478] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6480] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6478] <... futex resumed>) = 0 [pid 6480] <... futex resumed>) = 0 [pid 6478] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6480] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6478] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6478] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6480] <... futex resumed>) = 0 [pid 6478] <... futex resumed>) = 1 [pid 6478] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6480] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6478] <... futex resumed>) = 0 [pid 6478] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6478] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6480] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6479] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6478] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6481] <... io_uring_enter resumed>) = 4096 [pid 6481] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6479] exit_group(0) = ? [pid 6481] +++ exited with 0 +++ [pid 6479] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6479, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6482 ./strace-static-x86_64: Process 6482 attached [pid 6482] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6482] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6482] setpgid(0, 0) = 0 [pid 6482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6482] write(3, "1000", 4executing program ) = 4 [pid 6482] close(3) = 0 [pid 6482] write(1, "executing program\n", 18) = 18 [pid 6482] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6482] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6482] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6482] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6482] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6482] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6482] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6483 attached [pid 6483] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6482] <... clone3 resumed> => {parent_tid=[6483]}, 88) = 6483 [pid 6483] <... rseq resumed>) = 0 [pid 6482] rt_sigprocmask(SIG_SETMASK, [], [pid 6483] set_robust_list(0x7f7dc57139a0, 24 [pid 6482] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6483] <... set_robust_list resumed>) = 0 [pid 6482] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] rt_sigprocmask(SIG_SETMASK, [], [pid 6482] <... futex resumed>) = 0 [pid 6483] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6482] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6483] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6483] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6482] <... futex resumed>) = 0 [pid 6483] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6482] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6482] <... futex resumed>) = 0 [pid 6482] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6483] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6480] <... io_uring_enter resumed>) = 4096 [pid 6483] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6483] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6480] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] <... futex resumed>) = 1 [pid 6482] <... futex resumed>) = 0 [pid 6480] <... futex resumed>) = 0 [pid 6478] exit_group(0 [pid 6483] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6482] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6478] <... exit_group resumed>) = ? [pid 6483] <... futex resumed>) = 0 [pid 6482] <... futex resumed>) = 0 [pid 6480] +++ exited with 0 +++ [pid 6478] +++ exited with 0 +++ [pid 6482] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6478, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6482] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6482] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6482] <... futex resumed>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6484 attached [pid 6483] <... futex resumed>) = 0 [pid 6482] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6484] set_robust_list(0x55556b8a06a0, 24 [pid 6483] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6482] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6484 [pid 6484] <... set_robust_list resumed>) = 0 [pid 6482] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6484] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6483] <... futex resumed>) = 0 [pid 6482] <... futex resumed>) = 1 [pid 6484] <... prctl resumed>) = 0 [pid 6483] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6484] setpgid(0, 0 [pid 6482] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6484] <... setpgid resumed>) = 0 [pid 6484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6484] write(3, "1000", 4) = 4 [pid 6484] close(3executing program ) = 0 [pid 6484] write(1, "executing program\n", 18) = 18 [pid 6484] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6484] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6484] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6484] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6484] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6484] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6484] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6485 attached => {parent_tid=[6485]}, 88) = 6485 [pid 6484] rt_sigprocmask(SIG_SETMASK, [], [pid 6485] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6484] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6485] <... rseq resumed>) = 0 [pid 6484] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6485] set_robust_list(0x7f7dc57139a0, 24 [pid 6484] <... futex resumed>) = 0 [pid 6485] <... set_robust_list resumed>) = 0 [pid 6484] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6485] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6485] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6485] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6484] <... futex resumed>) = 0 [pid 6484] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6484] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6485] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6482] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6485] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6485] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6485] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6485] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6484] <... futex resumed>) = 0 [pid 6484] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6484] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6485] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6484] <... futex resumed>) = 0 [pid 6485] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6484] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6485] <... futex resumed>) = 0 [pid 6484] <... futex resumed>) = 0 [pid 6485] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6484] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6484] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6485] <... futex resumed>) = 0 [pid 6484] <... futex resumed>) = 1 [pid 6485] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6484] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6482] exit_group(0) = ? [pid 6483] <... io_uring_enter resumed>) = ? [pid 6484] exit_group(0) = ? [pid 6483] +++ exited with 0 +++ [pid 6482] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6482, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6486 attached , child_tidptr=0x55556b8a0690) = 6486 [pid 6486] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6486] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6486] setpgid(0, 0) = 0 [pid 6486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6486] write(3, "1000", 4executing program ) = 4 [pid 6486] close(3) = 0 [pid 6486] write(1, "executing program\n", 18) = 18 [pid 6486] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6486] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6486] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6486] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6486] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6486] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6486] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6487 attached => {parent_tid=[6487]}, 88) = 6487 [pid 6486] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6486] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6486] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6487] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6485] <... io_uring_enter resumed>) = ? [pid 6487] <... rseq resumed>) = 0 [pid 6487] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6487] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6487] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6487] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6486] <... futex resumed>) = 0 [pid 6487] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6486] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6487] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6486] <... futex resumed>) = 0 [pid 6486] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6487] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6487] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6487] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6485] +++ exited with 0 +++ [pid 6484] +++ exited with 0 +++ [pid 6487] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6484, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6488 [pid 6486] <... futex resumed>) = 0 [pid 6486] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6487] <... futex resumed>) = 0 [pid 6486] <... futex resumed>) = 1 [pid 6487] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6486] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6487] <... futex resumed>) = 0 [pid 6486] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6487] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6486] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6487] <... futex resumed>) = 0 [pid 6486] <... futex resumed>) = 0 [pid 6487] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6486] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6486] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6487] <... futex resumed>) = 0 [pid 6486] <... futex resumed>) = 1 [pid 6487] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6486] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6488 attached [pid 6488] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6488] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6486] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6488] <... prctl resumed>) = 0 [pid 6488] setpgid(0, 0) = 0 [pid 6488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6488] write(3, "1000", 4) = 4 [pid 6488] close(3) = 0 executing program [pid 6488] write(1, "executing program\n", 18) = 18 [pid 6488] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6488] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6488] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6488] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6488] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6488] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6488] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6489 attached => {parent_tid=[6489]}, 88) = 6489 [pid 6489] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6488] rt_sigprocmask(SIG_SETMASK, [], [pid 6489] <... rseq resumed>) = 0 [pid 6488] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6489] set_robust_list(0x7f7dc57139a0, 24 [pid 6488] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6489] <... set_robust_list resumed>) = 0 [pid 6488] <... futex resumed>) = 0 [pid 6489] rt_sigprocmask(SIG_SETMASK, [], [pid 6488] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6489] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6489] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6489] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6488] <... futex resumed>) = 0 [pid 6488] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6489] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6488] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6489] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6489] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6489] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6489] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6488] <... futex resumed>) = 0 [pid 6488] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6488] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6489] <... futex resumed>) = 1 [pid 6489] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6488] <... futex resumed>) = 0 [pid 6488] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6489] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6488] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6489] <... futex resumed>) = 0 [pid 6488] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6489] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6488] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6489] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6488] <... futex resumed>) = 0 [pid 6488] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6489] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6486] exit_group(0) = ? [pid 6488] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6488] exit_group(0) = ? [pid 6487] <... io_uring_enter resumed>) = ? [pid 6487] +++ exited with 0 +++ [pid 6486] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6486, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6491 attached , child_tidptr=0x55556b8a0690) = 6491 [pid 6491] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6491] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6491] setpgid(0, 0) = 0 [pid 6491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6491] write(3, "1000", 4) = 4 [pid 6491] close(3) = 0 [pid 6491] write(1, "executing program\n", 18) = 18 [pid 6491] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6491] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6491] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6491] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6491] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6491] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6491] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6492 attached => {parent_tid=[6492]}, 88) = 6492 [pid 6491] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6491] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6491] <... futex resumed>) = 0 [pid 6492] <... rseq resumed>) = 0 [pid 6491] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6492] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6492] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6492] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6492] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6491] <... futex resumed>) = 0 [pid 6492] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6491] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6491] <... futex resumed>) = 0 [pid 6491] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6492] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6492] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6492] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6491] <... futex resumed>) = 0 [pid 6492] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6491] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6492] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6491] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6492] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6491] <... futex resumed>) = 0 [pid 6492] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6491] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] <... futex resumed>) = 0 [pid 6491] <... futex resumed>) = 0 [pid 6492] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6491] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6491] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] <... futex resumed>) = 0 [pid 6491] <... futex resumed>) = 1 [pid 6492] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6491] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6489] <... io_uring_enter resumed>) = ? [pid 6489] +++ exited with 0 +++ [pid 6488] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6488, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6493 ./strace-static-x86_64: Process 6493 attached [pid 6493] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6493] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6493] setpgid(0, 0) = 0 [pid 6493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6493] write(3, "1000", 4) = 4 [pid 6493] close(3) = 0 [pid 6493] write(1, "executing program\n", 18executing program ) = 18 [pid 6493] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6493] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6493] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6493] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6493] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6491] exit_group(0) = ? [pid 6493] <... mprotect resumed>) = 0 [pid 6493] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6493] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6494 attached => {parent_tid=[6494]}, 88) = 6494 [pid 6493] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6493] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6493] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6494] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6494] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6493] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6492] <... io_uring_enter resumed>) = ? [pid 6494] rt_sigprocmask(SIG_SETMASK, [], [pid 6493] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6494] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6493] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56d2000 [pid 6493] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE [pid 6494] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6493] <... mprotect resumed>) = 0 [pid 6493] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6493] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0} => {parent_tid=[6495]}, 88) = 6495 [pid 6493] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6493] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6493] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6494] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6495 attached [pid 6494] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] +++ exited with 0 +++ [pid 6491] +++ exited with 0 +++ [pid 6495] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6494] <... futex resumed>) = 0 [pid 6495] <... rseq resumed>) = 0 [pid 6494] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6491, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6495] set_robust_list(0x7f7dc56f29a0, 24 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6496 attached , child_tidptr=0x55556b8a0690) = 6496 [pid 6493] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6493] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6493] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6496] set_robust_list(0x55556b8a06a0, 24 [pid 6495] <... set_robust_list resumed>) = 0 [pid 6494] <... futex resumed>) = 0 [pid 6493] <... futex resumed>) = 1 [pid 6495] rt_sigprocmask(SIG_SETMASK, [], [pid 6494] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6493] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6496] <... set_robust_list resumed>) = 0 [pid 6495] <... rt_sigprocmask resumed> ) = ? [pid 6493] <... futex resumed>) = ? [pid 6496] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6495] +++ killed by SIGSEGV +++ [pid 6494] +++ killed by SIGSEGV +++ [pid 6493] +++ killed by SIGSEGV +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6493, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6496] <... prctl resumed>) = 0 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6497 [pid 6496] setpgid(0, 0) = 0 [pid 6496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6496] write(3, "1000", 4) = 4 [pid 6496] close(3) = 0 executing program ./strace-static-x86_64: Process 6497 attached [pid 6496] write(1, "executing program\n", 18 [pid 6497] set_robust_list(0x55556b8a06a0, 24 [pid 6496] <... write resumed>) = 18 [pid 6496] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6496] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6496] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6496] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6496] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6497] <... set_robust_list resumed>) = 0 [pid 6496] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6497] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6497] setpgid(0, 0 [pid 6496] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6497] <... setpgid resumed>) = 0 [pid 6496] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6498 attached [pid 6497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6496] <... clone3 resumed> => {parent_tid=[6498]}, 88) = 6498 [pid 6498] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6497] write(3, "1000", 4 [pid 6498] <... rseq resumed>) = 0 [pid 6497] <... write resumed>) = 4 [pid 6496] rt_sigprocmask(SIG_SETMASK, [], [pid 6498] set_robust_list(0x7f7dc57139a0, 24 [pid 6497] close(3 [pid 6496] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6498] <... set_robust_list resumed>) = 0 executing program [pid 6498] rt_sigprocmask(SIG_SETMASK, [], [pid 6497] <... close resumed>) = 0 [pid 6496] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6498] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6497] write(1, "executing program\n", 18 [pid 6496] <... futex resumed>) = 0 [pid 6498] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6496] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6497] <... write resumed>) = 18 [pid 6497] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6498] <... openat resumed>) = 3 [pid 6497] <... futex resumed>) = 0 [pid 6498] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6497] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6498] <... futex resumed>) = 1 [pid 6497] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6496] <... futex resumed>) = 0 [pid 6498] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6497] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6496] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6498] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6497] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6496] <... futex resumed>) = 0 [pid 6498] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6497] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6496] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6498] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6497] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6496] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6497] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6496] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6497] <... mprotect resumed>) = 0 [pid 6496] <... futex resumed>) = 0 [pid 6497] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6496] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6497] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6496] <... mmap resumed>) = 0x7f7dc56d2000 [pid 6496] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6496] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6496] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0} [pid 6497] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6498] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6496] <... clone3 resumed> => {parent_tid=[6499]}, 88) = 6499 [pid 6496] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6496] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6496] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6499 attached [pid 6499] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053) = 0 [pid 6499] set_robust_list(0x7f7dc56f29a0, 24) = 0 [pid 6499] rt_sigprocmask(SIG_SETMASK, [], [pid 6498] <... mmap resumed>) = 0x7f7dc56ad000 ./strace-static-x86_64: Process 6500 attached [pid 6497] <... clone3 resumed> => {parent_tid=[6500]}, 88) = 6500 [pid 6499] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6499] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6497] rt_sigprocmask(SIG_SETMASK, [], [pid 6498] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6500] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6497] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6500] <... rseq resumed>) = 0 [pid 6498] <... mmap resumed>) = 0x7f7dc566d000 [pid 6497] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6500] set_robust_list(0x7f7dc57139a0, 24 [pid 6498] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6497] <... futex resumed>) = 0 [pid 6500] <... set_robust_list resumed>) = 0 [pid 6498] <... futex resumed>) = 0 [pid 6500] rt_sigprocmask(SIG_SETMASK, [], [pid 6497] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6498] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6500] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6500] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6497] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6497] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6497] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6500] <... openat resumed>) = 3 [pid 6497] <... mmap resumed>) = 0x7f7dc56d2000 [pid 6500] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6497] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE [pid 6500] <... futex resumed>) = 0 [pid 6497] <... mprotect resumed>) = 0 [pid 6500] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6498] <... futex resumed>) = ? [pid 6497] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6496] <... futex resumed>) = ? [pid 6498] +++ killed by SIGSEGV +++ [pid 6497] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6497] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6501 attached => {parent_tid=[6501]}, 88) = 6501 [pid 6497] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6497] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6501] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6497] <... futex resumed>) = 0 [pid 6501] <... rseq resumed>) = 0 [pid 6497] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6501] set_robust_list(0x7f7dc56f29a0, 24) = 0 [pid 6501] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6501] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6499] +++ killed by SIGSEGV +++ [pid 6496] +++ killed by SIGSEGV +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6496, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6502 attached , child_tidptr=0x55556b8a0690) = 6502 [pid 6502] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6501] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6502] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6501] <... mmap resumed>) = 0x7f7dc56ad000 [pid 6502] <... prctl resumed>) = 0 [pid 6502] setpgid(0, 0) = 0 [pid 6501] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6501] <... mmap resumed>) = 0x7f7dc566d000 [pid 6502] <... openat resumed>) = 3 [pid 6501] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6502] write(3, "1000", 4 [pid 6501] <... futex resumed>) = 1 [pid 6497] <... futex resumed>) = 0 [pid 6502] <... write resumed>) = 4 [pid 6501] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6497] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6502] close(3 [pid 6500] <... futex resumed>) = 0 [pid 6497] <... futex resumed>) = 1 [pid 6502] <... close resumed>) = 0 [pid 6500] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6497] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6502] write(1, "executing program\n", 18 [pid 6500] <... futex resumed>) = 0 [pid 6497] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6502] <... write resumed>) = 18 [pid 6500] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6497] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6502] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6497] <... futex resumed>) = 0 [pid 6502] <... futex resumed>) = 0 [pid 6500] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6497] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6502] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6500] <... futex resumed>) = 0 [pid 6497] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6502] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6500] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6497] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6502] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6497] <... futex resumed>) = 0 [pid 6502] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6500] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6497] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6502] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6502] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6502] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6502] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6503]}, 88) = 6503 [pid 6502] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6502] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6502] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6503 attached [pid 6503] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6503] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6503] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6503] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6503] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6502] <... futex resumed>) = 0 [pid 6503] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6502] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6503] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6502] <... futex resumed>) = 0 [pid 6503] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6502] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6503] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6502] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6497] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6502] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6502] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6503] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6502] <... mmap resumed>) = 0x7f7dc56d2000 [pid 6502] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE [pid 6503] <... mmap resumed>) = 0x7f7dc56ad000 [pid 6502] <... mprotect resumed>) = 0 [pid 6503] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6502] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6503] <... mmap resumed>) = 0x7f7dc566d000 [pid 6502] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6503] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6502] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0} [pid 6503] <... futex resumed>) = 0 [pid 6503] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6504 attached [pid 6502] <... clone3 resumed> => {parent_tid=[6504]}, 88) = 6504 [pid 6504] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053) = 0 [pid 6502] rt_sigprocmask(SIG_SETMASK, [], [pid 6504] set_robust_list(0x7f7dc56f29a0, 24 [pid 6502] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6504] <... set_robust_list resumed>) = 0 [pid 6504] rt_sigprocmask(SIG_SETMASK, [], [pid 6502] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6504] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6502] <... futex resumed>) = 0 [pid 6504] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6502] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6504] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6502] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6503] <... futex resumed>) = 0 [pid 6503] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6502] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6503] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6502] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6503] <... futex resumed>) = 0 [pid 6503] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6502] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6500] <... io_uring_enter resumed>) = 4096 [pid 6500] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6497] exit_group(0) = ? [pid 6500] +++ exited with 0 +++ [pid 6501] <... futex resumed>) = ? [pid 6501] +++ exited with 0 +++ [pid 6497] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6497, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6505 [pid 6502] exit_group(0 [pid 6504] <... futex resumed>) = ? [pid 6502] <... exit_group resumed>) = ? [pid 6504] +++ exited with 0 +++ ./strace-static-x86_64: Process 6505 attached executing program [pid 6505] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6505] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6505] setpgid(0, 0) = 0 [pid 6505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6505] write(3, "1000", 4) = 4 [pid 6505] close(3) = 0 [pid 6505] write(1, "executing program\n", 18) = 18 [pid 6505] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6505] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6505] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6505] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6505] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6505] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6505] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6506 attached => {parent_tid=[6506]}, 88) = 6506 [pid 6505] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6505] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6505] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6506] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6506] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6506] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6506] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6505] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6505] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6505] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6506] <... openat resumed>) = 3 [pid 6505] <... mmap resumed>) = 0x7f7dc56d2000 [pid 6506] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6506] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6505] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6505] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6505] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6507 attached => {parent_tid=[6507]}, 88) = 6507 [pid 6505] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6505] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6505] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6507] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053) = 0 [pid 6507] set_robust_list(0x7f7dc56f29a0, 24) = 0 [pid 6507] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6503] <... io_uring_enter resumed>) = ? [pid 6507] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6507] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ad000 [pid 6507] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc566d000 [pid 6507] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6505] <... futex resumed>) = 0 [pid 6505] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6505] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6507] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6506] <... futex resumed>) = 0 [pid 6506] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6506] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6505] <... futex resumed>) = 0 [pid 6505] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6506] <... futex resumed>) = 0 [pid 6505] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6506] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6505] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6506] <... futex resumed>) = 0 [pid 6505] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6506] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6505] <... futex resumed>) = 0 [pid 6505] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6503] +++ exited with 0 +++ [pid 6502] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6502, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6505] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6508 ./strace-static-x86_64: Process 6508 attached [pid 6508] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6508] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6508] setpgid(0, 0) = 0 [pid 6508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6508] write(3, "1000", 4) = 4 [pid 6508] close(3) = 0 executing program [pid 6508] write(1, "executing program\n", 18) = 18 [pid 6508] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6508] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6508] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6508] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6508] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6508] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6508] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6509]}, 88) = 6509 [pid 6508] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6508] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6508] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6509 attached ) = -1 ETIMEDOUT (Connection timed out) [pid 6509] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6508] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6509] <... rseq resumed>) = 0 [pid 6509] set_robust_list(0x7f7dc57139a0, 24 [pid 6508] <... futex resumed>) = 0 [pid 6509] <... set_robust_list resumed>) = 0 [pid 6509] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6509] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6509] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6509] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6508] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56d2000 [pid 6508] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6508] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6508] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0} => {parent_tid=[6510]}, 88) = 6510 [pid 6508] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6508] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6508] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6510 attached [pid 6510] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053) = 0 [pid 6510] set_robust_list(0x7f7dc56f29a0, 24) = 0 [pid 6510] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6510] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6510] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ad000 [pid 6510] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc566d000 [pid 6510] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6508] <... futex resumed>) = 0 [pid 6508] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6509] <... futex resumed>) = 0 [pid 6508] <... futex resumed>) = 1 [pid 6509] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6508] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6509] <... futex resumed>) = 0 [pid 6508] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6510] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6509] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6508] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6508] <... futex resumed>) = 0 [pid 6509] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6508] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6509] <... futex resumed>) = 0 [pid 6508] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6508] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6509] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6508] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6505] exit_group(0) = ? [pid 6507] <... futex resumed>) = ? [pid 6506] <... io_uring_enter resumed>) = ? [pid 6506] +++ exited with 0 +++ [pid 6507] +++ exited with 0 +++ [pid 6505] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6505, si_uid=0, si_status=0, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6511 attached , child_tidptr=0x55556b8a0690) = 6511 [pid 6511] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6511] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6511] setpgid(0, 0) = 0 [pid 6511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6511] write(3, "1000", 4) = 4 [pid 6511] close(3) = 0 executing program [pid 6511] write(1, "executing program\n", 18) = 18 [pid 6511] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6511] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6511] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6511] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6511] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6511] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6511] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6512 attached [pid 6512] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6512] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6512] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6512] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6511] <... clone3 resumed> => {parent_tid=[6512]}, 88) = 6512 [pid 6511] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6511] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6512] <... futex resumed>) = 0 [pid 6511] <... futex resumed>) = 1 [pid 6512] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6511] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6512] <... openat resumed>) = 3 [pid 6512] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6512] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6511] <... futex resumed>) = 0 [pid 6511] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6512] <... futex resumed>) = 0 [pid 6511] <... futex resumed>) = 1 [pid 6512] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6511] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6512] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6511] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6511] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6511] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56d2000 [pid 6511] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6511] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6511] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6513 attached [pid 6513] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6511] <... clone3 resumed> => {parent_tid=[6513]}, 88) = 6513 [pid 6512] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6513] <... rseq resumed>) = 0 [pid 6511] rt_sigprocmask(SIG_SETMASK, [], [pid 6513] set_robust_list(0x7f7dc56f29a0, 24 [pid 6512] <... mmap resumed>) = 0x7f7dc56ad000 [pid 6512] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6513] <... set_robust_list resumed>) = 0 [pid 6511] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6513] rt_sigprocmask(SIG_SETMASK, [], [pid 6511] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6511] <... futex resumed>) = 0 [pid 6513] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6511] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = ? [pid 6513] +++ killed by SIGSEGV +++ [pid 6508] exit_group(0 [pid 6510] <... futex resumed>) = ? [pid 6508] <... exit_group resumed>) = ? [pid 6512] <... mmap resumed>) = ? [pid 6512] +++ killed by SIGSEGV +++ [pid 6511] +++ killed by SIGSEGV +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6511, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6514 attached , child_tidptr=0x55556b8a0690) = 6514 [pid 6514] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6514] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6514] setpgid(0, 0) = 0 [pid 6514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6514] write(3, "1000", 4) = 4 executing program [pid 6514] close(3) = 0 [pid 6514] write(1, "executing program\n", 18) = 18 [pid 6514] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6514] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6514] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6514] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6514] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6514] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6514] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6509] <... io_uring_enter resumed>) = ? ./strace-static-x86_64: Process 6515 attached [pid 6510] +++ exited with 0 +++ [pid 6514] <... clone3 resumed> => {parent_tid=[6515]}, 88) = 6515 [pid 6514] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6514] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6514] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6515] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6515] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6515] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6515] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6515] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6514] <... futex resumed>) = 0 [pid 6514] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6514] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6515] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6509] +++ exited with 0 +++ [pid 6508] +++ exited with 0 +++ [pid 6515] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6508, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6515] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 5866] <... restart_syscall resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6516 attached , child_tidptr=0x55556b8a0690) = 6516 [pid 6515] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6515] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6515] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6514] <... futex resumed>) = 0 [pid 6514] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6515] <... futex resumed>) = 0 [pid 6514] <... futex resumed>) = 1 [pid 6515] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6514] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6515] <... futex resumed>) = 0 [pid 6514] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6515] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6514] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6515] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6514] <... futex resumed>) = 0 [pid 6516] set_robust_list(0x55556b8a06a0, 24 [pid 6515] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6514] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6515] <... futex resumed>) = 0 [pid 6514] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6515] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6514] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6514] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6516] <... set_robust_list resumed>) = 0 [pid 6516] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6516] setpgid(0, 0) = 0 [pid 6516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6516] write(3, "1000", 4 [pid 6514] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6516] <... write resumed>) = 4 [pid 6516] close(3) = 0 [pid 6516] write(1, "executing program\n", 18executing program ) = 18 [pid 6516] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6516] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6516] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6516] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6516] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6516] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6516] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6517]}, 88) = 6517 [pid 6516] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6517 attached NULL, 8) = 0 [pid 6516] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6517] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6516] <... futex resumed>) = 0 [pid 6516] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6517] <... rseq resumed>) = 0 [pid 6517] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6517] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6517] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6516] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6516] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6516] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56d2000 [pid 6516] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6516] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6516] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0} => {parent_tid=[6519]}, 88) = 6519 [pid 6516] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6516] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6516] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6517] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6519 attached [pid 6519] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6517] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6519] <... rseq resumed>) = 0 [pid 6517] <... futex resumed>) = 0 [pid 6519] set_robust_list(0x7f7dc56f29a0, 24) = 0 [pid 6517] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6519] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6519] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6519] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ad000 [pid 6519] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc566d000 [pid 6519] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6516] <... futex resumed>) = 0 [pid 6516] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6517] <... futex resumed>) = 0 [pid 6516] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6519] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6517] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6517] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6516] <... futex resumed>) = 0 [pid 6516] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6517] <... futex resumed>) = 0 [pid 6516] <... futex resumed>) = 1 [pid 6517] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6517] <... futex resumed>) = 0 [pid 6516] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6517] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6516] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6516] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6514] exit_group(0) = ? [pid 6515] <... io_uring_enter resumed>) = ? [pid 6516] exit_group(0 [pid 6519] <... futex resumed>) = ? [pid 6516] <... exit_group resumed>) = ? [pid 6515] +++ exited with 0 +++ [pid 6514] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6514, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6520 ./strace-static-x86_64: Process 6520 attached [pid 6520] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6520] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6520] setpgid(0, 0) = 0 [pid 6520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6520] write(3, "1000", 4) = 4 [pid 6520] close(3) = 0 executing program [pid 6520] write(1, "executing program\n", 18 [pid 6519] +++ exited with 0 +++ [pid 6520] <... write resumed>) = 18 [pid 6520] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6520] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6520] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6520] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6520] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6520] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6520] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6521 attached => {parent_tid=[6521]}, 88) = 6521 [pid 6520] rt_sigprocmask(SIG_SETMASK, [], [pid 6521] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6520] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6520] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6520] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6521] <... rseq resumed>) = 0 [pid 6521] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6521] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6521] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6520] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6520] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6520] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56d2000 [pid 6520] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6520] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6520] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6522 attached => {parent_tid=[6522]}, 88) = 6522 [pid 6522] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6520] rt_sigprocmask(SIG_SETMASK, [], [pid 6522] <... rseq resumed>) = 0 [pid 6520] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6522] set_robust_list(0x7f7dc56f29a0, 24 [pid 6520] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6522] <... set_robust_list resumed>) = 0 [pid 6520] <... futex resumed>) = 0 [pid 6522] rt_sigprocmask(SIG_SETMASK, [], [pid 6520] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6522] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6522] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6521] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6522] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6521] <... futex resumed>) = 0 [pid 6522] <... mmap resumed>) = 0x7f7dc56ad000 [pid 6522] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc566d000 [pid 6521] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6522] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6520] <... futex resumed>) = 0 [pid 6520] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6520] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6522] <... futex resumed>) = 1 [pid 6522] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6521] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6521] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6520] <... futex resumed>) = 0 [pid 6521] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6520] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6521] <... futex resumed>) = 0 [pid 6520] <... futex resumed>) = 1 [pid 6521] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6520] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6521] <... futex resumed>) = 0 [pid 6520] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6521] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6520] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6521] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6520] <... futex resumed>) = 0 [pid 6521] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6520] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6517] <... io_uring_enter resumed>) = ? [pid 6520] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6517] +++ exited with 0 +++ [pid 6516] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6516, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6523 attached [pid 6523] set_robust_list(0x55556b8a06a0, 24 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6523 [pid 6523] <... set_robust_list resumed>) = 0 [pid 6523] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6523] setpgid(0, 0) = 0 [pid 6523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6523] write(3, "1000", 4) = 4 executing program [pid 6523] close(3) = 0 [pid 6523] write(1, "executing program\n", 18) = 18 [pid 6523] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6523] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6523] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6523] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6523] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6523] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6523] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6524 attached => {parent_tid=[6524]}, 88) = 6524 [pid 6524] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6523] rt_sigprocmask(SIG_SETMASK, [], [pid 6524] <... rseq resumed>) = 0 [pid 6523] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6524] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6524] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6523] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6524] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6523] <... futex resumed>) = 0 [pid 6523] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6524] <... openat resumed>) = 3 [pid 6524] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6524] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6523] <... futex resumed>) = 0 [pid 6523] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6524] <... futex resumed>) = 0 [pid 6524] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6523] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6524] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6524] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6524] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6524] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6523] <... futex resumed>) = 0 [pid 6523] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6523] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6524] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6523] <... futex resumed>) = 0 [pid 6524] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6523] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6524] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6523] <... futex resumed>) = 0 [pid 6524] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6524] <... futex resumed>) = 0 [pid 6524] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6523] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6523] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6521] <... io_uring_enter resumed>) = 4096 [pid 6523] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6521] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6520] exit_group(0) = ? [pid 6522] <... futex resumed>) = ? [pid 6522] +++ exited with 0 +++ [pid 6521] <... futex resumed>) = ? [pid 6521] +++ exited with 0 +++ [pid 6520] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6520, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6525 ./strace-static-x86_64: Process 6525 attached [pid 6525] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6525] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6525] setpgid(0, 0) = 0 [pid 6525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6525] write(3, "1000", 4) = 4 [pid 6525] close(3executing program ) = 0 [pid 6525] write(1, "executing program\n", 18) = 18 [pid 6525] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6525] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6525] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6525] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6525] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6525] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6525] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6526 attached => {parent_tid=[6526]}, 88) = 6526 [pid 6525] rt_sigprocmask(SIG_SETMASK, [], [pid 6526] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6525] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6525] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6526] <... rseq resumed>) = 0 [pid 6525] <... futex resumed>) = 0 [pid 6526] set_robust_list(0x7f7dc57139a0, 24 [pid 6525] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6526] <... set_robust_list resumed>) = 0 [pid 6526] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6526] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6524] <... io_uring_enter resumed>) = 4096 [pid 6526] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6525] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6526] <... futex resumed>) = 0 [pid 6525] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6524] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6525] <... futex resumed>) = 0 [pid 6523] exit_group(0 [pid 6526] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6523] <... exit_group resumed>) = ? [pid 6526] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6526] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6525] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6524] <... futex resumed>) = ? [pid 6526] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6526] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6526] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6524] +++ exited with 0 +++ [pid 6523] +++ exited with 0 +++ [pid 6526] <... futex resumed>) = 1 [pid 6525] <... futex resumed>) = 0 [pid 6526] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6523, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6525] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6525] <... futex resumed>) = 1 [pid 6526] <... futex resumed>) = 0 [pid 5866] <... restart_syscall resumed>) = 0 [pid 6526] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6525] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6526] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6525] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6527 ./strace-static-x86_64: Process 6527 attached [pid 6525] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6526] <... futex resumed>) = 0 [pid 6527] set_robust_list(0x55556b8a06a0, 24 [pid 6526] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6526] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6527] <... set_robust_list resumed>) = 0 [pid 6527] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6527] setpgid(0, 0 [pid 6525] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6525] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6526] <... futex resumed>) = 0 [pid 6526] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6527] <... setpgid resumed>) = 0 [pid 6525] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6527] write(3, "1000", 4) = 4 [pid 6527] close(3) = 0 [pid 6527] write(1, "executing program\n", 18executing program ) = 18 [pid 6525] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6527] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6527] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6527] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6527] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6527] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6527] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6527] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6528 attached => {parent_tid=[6528]}, 88) = 6528 [pid 6528] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6527] rt_sigprocmask(SIG_SETMASK, [], [pid 6528] <... rseq resumed>) = 0 [pid 6527] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6528] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6527] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6528] rt_sigprocmask(SIG_SETMASK, [], [pid 6527] <... futex resumed>) = 0 [pid 6528] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6527] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6528] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6528] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6527] <... futex resumed>) = 0 [pid 6528] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6527] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6528] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6527] <... futex resumed>) = 0 [pid 6528] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6527] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6528] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6528] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6528] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6528] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6527] <... futex resumed>) = 0 [pid 6527] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6528] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6527] <... futex resumed>) = 0 [pid 6528] <... futex resumed>) = 0 [pid 6528] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6527] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6527] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6528] <... futex resumed>) = 0 [pid 6527] <... futex resumed>) = 1 [pid 6528] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6527] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6528] <... futex resumed>) = 0 [pid 6527] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6528] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6527] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6528] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6527] <... futex resumed>) = 0 [pid 6528] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6527] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6526] <... io_uring_enter resumed>) = 4096 [pid 6526] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6525] exit_group(0) = ? [pid 6526] <... futex resumed>) = ? [pid 6526] +++ exited with 0 +++ [pid 6525] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6525, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>executing program ) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6529 attached , child_tidptr=0x55556b8a0690) = 6529 [pid 6529] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6529] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6529] setpgid(0, 0) = 0 [pid 6529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6529] write(3, "1000", 4) = 4 [pid 6529] close(3) = 0 [pid 6529] write(1, "executing program\n", 18) = 18 [pid 6529] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6529] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6529] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6529] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6529] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6529] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6529] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6530 attached [pid 6530] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6529] <... clone3 resumed> => {parent_tid=[6530]}, 88) = 6530 [pid 6530] <... rseq resumed>) = 0 [pid 6529] rt_sigprocmask(SIG_SETMASK, [], [pid 6530] set_robust_list(0x7f7dc57139a0, 24 [pid 6529] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6530] <... set_robust_list resumed>) = 0 [pid 6529] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6530] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6529] <... futex resumed>) = 0 [pid 6530] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6529] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6530] <... openat resumed>) = 3 [pid 6530] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6529] <... futex resumed>) = 0 [pid 6529] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6530] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6529] <... futex resumed>) = 0 [pid 6530] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6529] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6530] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6530] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6528] <... io_uring_enter resumed>) = 4096 [pid 6530] <... mmap resumed>) = 0x7f7dc568e000 [pid 6530] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6530] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6529] <... futex resumed>) = 0 [pid 6529] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6530] <... futex resumed>) = 0 [pid 6530] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6529] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6530] <... futex resumed>) = 0 [pid 6530] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6529] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6530] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6529] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6530] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6529] <... futex resumed>) = 0 [pid 6530] <... futex resumed>) = 0 [pid 6530] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6529] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6529] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6530] <... futex resumed>) = 0 [pid 6529] <... futex resumed>) = 1 [pid 6530] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6529] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6528] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6527] exit_group(0) = ? [pid 6528] +++ exited with 0 +++ [pid 6527] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6527, si_uid=0, si_status=0, si_utime=0, si_stime=15 /* 0.15 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6531 attached , child_tidptr=0x55556b8a0690) = 6531 [pid 6531] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6531] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6531] setpgid(0, 0) = 0 [pid 6531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6531] write(3, "1000", 4) = 4 executing program [pid 6531] close(3) = 0 [pid 6531] write(1, "executing program\n", 18) = 18 [pid 6529] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6531] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6531] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6531] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6531] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6531] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6531] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6531] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6532 attached => {parent_tid=[6532]}, 88) = 6532 [pid 6532] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6531] rt_sigprocmask(SIG_SETMASK, [], [pid 6532] <... rseq resumed>) = 0 [pid 6531] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6532] set_robust_list(0x7f7dc57139a0, 24 [pid 6531] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] <... set_robust_list resumed>) = 0 [pid 6531] <... futex resumed>) = 0 [pid 6532] rt_sigprocmask(SIG_SETMASK, [], [pid 6531] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6532] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6532] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6531] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6531] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6532] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6531] <... futex resumed>) = 0 [pid 6531] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56d2000 [pid 6531] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6531] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6531] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6533 attached => {parent_tid=[6533]}, 88) = 6533 [pid 6531] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6531] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6533] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6531] <... futex resumed>) = 0 [pid 6531] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6533] <... rseq resumed>) = 0 [pid 6533] set_robust_list(0x7f7dc56f29a0, 24) = 0 [pid 6533] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6533] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6531] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6533] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6531] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6533] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6532] <... futex resumed>) = 0 [pid 6531] <... futex resumed>) = 1 [pid 6532] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6532] +++ killed by SIGSEGV +++ [pid 6533] <... mmap resumed>) = ? [pid 6533] +++ killed by SIGSEGV +++ [pid 6531] +++ killed by SIGSEGV +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6531, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6534 ./strace-static-x86_64: Process 6534 attached [pid 6534] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6534] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6534] setpgid(0, 0) = 0 [pid 6534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6534] write(3, "1000", 4) = 4 [pid 6534] close(3) = 0 [pid 6534] write(1, "executing program\n", 18) = 18 [pid 6534] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6534] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6534] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6534] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6534] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6534] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6534] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6535 attached => {parent_tid=[6535]}, 88) = 6535 [pid 6534] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6535] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6534] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6535] <... rseq resumed>) = 0 [pid 6534] <... futex resumed>) = 0 [pid 6535] set_robust_list(0x7f7dc57139a0, 24 [pid 6534] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6535] <... set_robust_list resumed>) = 0 [pid 6535] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6535] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6535] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6534] <... futex resumed>) = 0 [pid 6534] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6534] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6535] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6535] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6535] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6535] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6534] <... futex resumed>) = 0 [pid 6535] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6534] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6535] <... futex resumed>) = 0 [pid 6534] <... futex resumed>) = 0 [pid 6535] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6534] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6534] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6535] <... futex resumed>) = 0 [pid 6534] <... futex resumed>) = 1 [pid 6535] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6534] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6535] <... futex resumed>) = 0 [pid 6534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6535] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6534] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6534] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6529] exit_group(0) = ? [pid 6530] <... io_uring_enter resumed>) = ? [pid 6530] +++ exited with 0 +++ [pid 6529] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6529, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6536 ./strace-static-x86_64: Process 6536 attached [pid 6536] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6536] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6536] setpgid(0, 0) = 0 [pid 6536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6536] write(3, "1000", 4) = 4 [pid 6536] close(3) = 0 executing program [pid 6536] write(1, "executing program\n", 18) = 18 [pid 6536] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6536] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6536] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6536] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6536] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6536] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6536] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6538 attached [pid 6538] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6536] <... clone3 resumed> => {parent_tid=[6538]}, 88) = 6538 [pid 6536] rt_sigprocmask(SIG_SETMASK, [], [pid 6538] <... rseq resumed>) = 0 [pid 6536] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6538] set_robust_list(0x7f7dc57139a0, 24 [pid 6536] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6538] <... set_robust_list resumed>) = 0 [pid 6536] <... futex resumed>) = 0 [pid 6538] rt_sigprocmask(SIG_SETMASK, [], [pid 6536] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6538] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6538] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6538] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6536] <... futex resumed>) = 0 [pid 6538] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6536] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6538] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6536] <... futex resumed>) = 0 [pid 6536] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6538] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6538] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6538] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6536] <... futex resumed>) = 0 [pid 6536] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6538] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6536] <... futex resumed>) = 0 [pid 6538] <... futex resumed>) = 0 [pid 6536] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6538] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6538] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6536] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6538] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6536] <... futex resumed>) = 0 [pid 6538] <... futex resumed>) = 0 [pid 6536] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6538] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6538] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6536] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6538] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6536] <... futex resumed>) = 0 [pid 6536] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6534] exit_group(0) = ? [pid 6535] <... io_uring_enter resumed>) = ? [pid 6535] +++ exited with 0 +++ [pid 6534] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6534, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6539 attached [pid 6536] exit_group(0) = ? [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6539 [pid 6539] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6539] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6539] setpgid(0, 0) = 0 [pid 6539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6539] write(3, "1000", 4) = 4 executing program [pid 6539] close(3) = 0 [pid 6539] write(1, "executing program\n", 18) = 18 [pid 6539] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6539] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6539] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6539] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6539] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6539] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6539] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6540 attached => {parent_tid=[6540]}, 88) = 6540 [pid 6539] rt_sigprocmask(SIG_SETMASK, [], [pid 6540] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6539] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6540] <... rseq resumed>) = 0 [pid 6539] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6540] set_robust_list(0x7f7dc57139a0, 24 [pid 6539] <... futex resumed>) = 0 [pid 6540] <... set_robust_list resumed>) = 0 [pid 6539] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6540] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6540] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6540] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6539] <... futex resumed>) = 0 [pid 6540] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6539] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6540] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6539] <... futex resumed>) = 0 [pid 6539] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6540] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6540] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6540] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6539] <... futex resumed>) = 0 [pid 6540] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6539] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6540] <... futex resumed>) = 0 [pid 6539] <... futex resumed>) = 0 [pid 6540] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6539] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6539] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6540] <... futex resumed>) = 0 [pid 6539] <... futex resumed>) = 1 [pid 6540] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6539] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6540] <... futex resumed>) = 0 [pid 6539] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6540] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6539] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6539] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6538] <... io_uring_enter resumed>) = ? [pid 6538] +++ exited with 0 +++ [pid 6536] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6536, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6541 attached , child_tidptr=0x55556b8a0690) = 6541 [pid 6541] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6541] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6541] setpgid(0, 0) = 0 [pid 6541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6541] write(3, "1000", 4) = 4 [pid 6541] close(3) = 0 [pid 6541] write(1, "executing program\n", 18executing program ) = 18 [pid 6541] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6541] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6541] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6541] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6541] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6541] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6541] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6542 attached => {parent_tid=[6542]}, 88) = 6542 [pid 6541] rt_sigprocmask(SIG_SETMASK, [], [pid 6542] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6541] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6541] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6542] set_robust_list(0x7f7dc57139a0, 24 [pid 6541] <... futex resumed>) = 0 [pid 6542] <... set_robust_list resumed>) = 0 [pid 6541] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6542] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6542] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6542] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6541] <... futex resumed>) = 0 [pid 6542] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6541] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6542] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6541] <... futex resumed>) = 0 [pid 6542] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6541] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6542] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6542] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6542] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6541] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6542] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6541] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6542] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6541] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6542] <... futex resumed>) = 0 [pid 6541] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6542] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6541] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6542] <... futex resumed>) = 0 [pid 6541] <... futex resumed>) = 0 [pid 6542] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6541] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6541] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6542] <... futex resumed>) = 0 [pid 6541] <... futex resumed>) = 1 [pid 6542] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6541] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6539] exit_group(0) = ? [pid 6541] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6540] <... io_uring_enter resumed>) = ? [pid 6540] +++ exited with 0 +++ [pid 6539] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6539, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6543 ./strace-static-x86_64: Process 6543 attached [pid 6543] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6543] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6543] setpgid(0, 0) = 0 [pid 6543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6543] write(3, "1000", 4) = 4 executing program [pid 6543] close(3) = 0 [pid 6543] write(1, "executing program\n", 18) = 18 [pid 6543] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6543] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6543] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6543] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6543] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6543] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6543] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6544 attached => {parent_tid=[6544]}, 88) = 6544 [pid 6543] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6543] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6544] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6543] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6544] <... rseq resumed>) = 0 [pid 6544] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6544] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6544] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6544] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6543] <... futex resumed>) = 0 [pid 6544] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6543] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6543] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6544] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6544] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6544] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6544] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6543] <... futex resumed>) = 0 [pid 6543] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6544] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6543] <... futex resumed>) = 0 [pid 6544] <... futex resumed>) = 0 [pid 6543] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6544] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6543] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6543] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6543] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6544] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6544] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6543] <... futex resumed>) = 0 [pid 6544] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6543] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6543] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6541] exit_group(0) = ? [pid 6543] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6542] <... io_uring_enter resumed>) = ? [pid 6542] +++ exited with 0 +++ [pid 6541] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6541, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6545 attached , child_tidptr=0x55556b8a0690) = 6545 [pid 6545] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6545] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6545] setpgid(0, 0) = 0 executing program [pid 6545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6545] write(3, "1000", 4) = 4 [pid 6545] close(3) = 0 [pid 6545] write(1, "executing program\n", 18) = 18 [pid 6545] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6545] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6545] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6545] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6545] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6545] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6545] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6546]}, 88) = 6546 [pid 6545] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6545] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6545] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6546 attached [pid 6546] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6546] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6546] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6546] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6546] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6545] <... futex resumed>) = 0 [pid 6545] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6545] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6546] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6546] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6546] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6546] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6545] <... futex resumed>) = 0 [pid 6546] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6545] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6546] <... futex resumed>) = 0 [pid 6545] <... futex resumed>) = 0 [pid 6546] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6545] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6545] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6546] <... futex resumed>) = 0 [pid 6545] <... futex resumed>) = 1 [pid 6546] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6545] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6546] <... futex resumed>) = 0 [pid 6545] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6546] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6545] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6545] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6544] <... io_uring_enter resumed>) = 4096 [pid 6543] exit_group(0) = ? [pid 6544] +++ exited with 0 +++ [pid 6543] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6543, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6547 attached , child_tidptr=0x55556b8a0690) = 6547 [pid 6547] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6547] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6547] setpgid(0, 0) = 0 [pid 6547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6547] write(3, "1000", 4) = 4 [pid 6547] close(3) = 0 [pid 6547] write(1, "executing program\n", 18) = 18 [pid 6547] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6547] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6547] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6547] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6547] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6547] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6545] exit_group(0) = ? [pid 6547] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6547] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6548 attached => {parent_tid=[6548]}, 88) = 6548 [pid 6547] rt_sigprocmask(SIG_SETMASK, [], [pid 6548] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6547] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6548] <... rseq resumed>) = 0 [pid 6547] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6548] set_robust_list(0x7f7dc57139a0, 24 [pid 6547] <... futex resumed>) = 0 [pid 6548] <... set_robust_list resumed>) = 0 [pid 6547] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6548] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6548] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6548] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6548] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6547] <... futex resumed>) = 0 [pid 6547] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6548] <... futex resumed>) = 0 [pid 6547] <... futex resumed>) = 1 [pid 6548] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6548] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6548] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6548] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6547] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6548] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6547] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6548] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6547] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6548] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6547] <... futex resumed>) = 0 [pid 6548] <... futex resumed>) = 0 [pid 6547] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6548] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6547] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6548] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6547] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6548] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6547] <... futex resumed>) = 0 [pid 6548] <... futex resumed>) = 0 [pid 6547] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6548] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6547] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6548] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6547] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6548] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6547] <... futex resumed>) = 0 [pid 6547] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6546] <... io_uring_enter resumed>) = ? [pid 6546] +++ exited with 0 +++ [pid 6545] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6545, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6549 attached , child_tidptr=0x55556b8a0690) = 6549 [pid 6549] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6549] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6549] setpgid(0, 0executing program ) = 0 [pid 6549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6549] write(3, "1000", 4) = 4 [pid 6549] close(3) = 0 [pid 6549] write(1, "executing program\n", 18) = 18 [pid 6549] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6549] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6549] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6549] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6549] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6549] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6549] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6550 attached => {parent_tid=[6550]}, 88) = 6550 [pid 6549] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6549] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6549] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6550] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6550] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6550] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6550] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6550] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6550] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6549] <... futex resumed>) = 0 [pid 6549] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6550] <... futex resumed>) = 0 [pid 6549] <... futex resumed>) = 1 [pid 6550] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6549] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6550] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6550] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6550] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6550] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6549] <... futex resumed>) = 0 [pid 6549] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6549] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6550] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6549] <... futex resumed>) = 0 [pid 6549] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6549] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6550] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6549] <... futex resumed>) = 0 [pid 6549] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6550] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6549] <... futex resumed>) = 0 [pid 6549] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6548] <... io_uring_enter resumed>) = 4096 [pid 6548] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6548] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6547] exit_group(0 [pid 6549] exit_group(0) = ? [pid 6548] <... futex resumed>) = ? [pid 6547] <... exit_group resumed>) = ? [pid 6548] +++ exited with 0 +++ [pid 6547] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6547, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6551 ./strace-static-x86_64: Process 6551 attached [pid 6551] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6551] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6551] setpgid(0, 0) = 0 executing program [pid 6551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6551] write(3, "1000", 4) = 4 [pid 6551] close(3) = 0 [pid 6551] write(1, "executing program\n", 18) = 18 [pid 6551] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6551] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6551] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6551] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6551] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6551] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6551] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6552 attached => {parent_tid=[6552]}, 88) = 6552 [pid 6551] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6551] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6551] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6552] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6552] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6552] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6552] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6552] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6552] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6551] <... futex resumed>) = 0 [pid 6551] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] <... futex resumed>) = 0 [pid 6551] <... futex resumed>) = 1 [pid 6552] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6551] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6552] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6552] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6552] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6552] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6552] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6551] <... futex resumed>) = 0 [pid 6551] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6551] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6552] <... futex resumed>) = 0 [pid 6552] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6551] <... futex resumed>) = 0 [pid 6552] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6551] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] <... futex resumed>) = 0 [pid 6551] <... futex resumed>) = 0 [pid 6552] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6551] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6551] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] <... futex resumed>) = 0 [pid 6551] <... futex resumed>) = 1 [pid 6552] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6551] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6550] <... io_uring_enter resumed>) = ? [pid 6550] +++ exited with 0 +++ [pid 6549] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6549, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6553 attached [pid 6553] set_robust_list(0x55556b8a06a0, 24 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6553 [pid 6553] <... set_robust_list resumed>) = 0 [pid 6553] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6553] setpgid(0, 0) = 0 [pid 6553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6553] write(3, "1000", 4) = 4 [pid 6553] close(3) = 0 executing program [pid 6553] write(1, "executing program\n", 18) = 18 [pid 6553] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6553] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6553] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6553] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6553] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6553] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6553] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6555 attached [pid 6555] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6555] set_robust_list(0x7f7dc57139a0, 24 [pid 6553] <... clone3 resumed> => {parent_tid=[6555]}, 88) = 6555 [pid 6555] <... set_robust_list resumed>) = 0 [pid 6553] rt_sigprocmask(SIG_SETMASK, [], [pid 6555] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6555] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6553] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6553] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6555] <... futex resumed>) = 0 [pid 6555] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6555] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6555] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6553] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6553] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] <... io_uring_enter resumed>) = 4096 [pid 6555] <... futex resumed>) = 0 [pid 6553] <... futex resumed>) = 1 [pid 6555] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6553] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6555] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6552] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6552] <... futex resumed>) = 0 [pid 6555] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6555] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6555] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6555] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6553] <... futex resumed>) = 0 [pid 6552] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6551] exit_group(0) = ? [pid 6553] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] <... futex resumed>) = ? [pid 6555] <... futex resumed>) = 0 [pid 6553] <... futex resumed>) = 1 [pid 6555] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6555] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6553] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6553] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] <... futex resumed>) = 0 [pid 6553] <... futex resumed>) = 1 [pid 6555] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6553] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6552] +++ exited with 0 +++ [pid 6551] +++ exited with 0 +++ [pid 6555] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6553] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6553] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6551, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6555] <... futex resumed>) = 0 [pid 6553] <... futex resumed>) = 1 [pid 6555] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6553] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] <... restart_syscall resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6556 attached , child_tidptr=0x55556b8a0690) = 6556 [pid 6556] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6553] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6556] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6556] setpgid(0, 0) = 0 [pid 6556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6556] write(3, "1000", 4) = 4 [pid 6556] close(3) = 0 [pid 6556] write(1, "executing program\n", 18executing program ) = 18 [pid 6556] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6556] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6556] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6556] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6556] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6556] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6556] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6557 attached => {parent_tid=[6557]}, 88) = 6557 [pid 6557] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6556] rt_sigprocmask(SIG_SETMASK, [], [pid 6557] <... rseq resumed>) = 0 [pid 6556] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6557] set_robust_list(0x7f7dc57139a0, 24 [pid 6556] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6557] <... set_robust_list resumed>) = 0 [pid 6556] <... futex resumed>) = 0 [pid 6557] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6556] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6557] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6557] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6556] <... futex resumed>) = 0 [pid 6557] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6556] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6557] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6556] <... futex resumed>) = 0 [pid 6557] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6556] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6557] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6557] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6557] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6556] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6556] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6557] <... mmap resumed>) = 0x7f7dc568e000 [pid 6557] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6556] <... futex resumed>) = 0 [pid 6557] <... futex resumed>) = 0 [pid 6556] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6557] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6556] <... mmap resumed>) = 0x7f7dc566d000 [pid 6556] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6556] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6556] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0} => {parent_tid=[6558]}, 88) = 6558 [pid 6556] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6556] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6556] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6558 attached [pid 6558] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053) = 0 [pid 6558] set_robust_list(0x7f7dc568d9a0, 24) = 0 [pid 6558] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6558] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6556] <... futex resumed>) = 0 [pid 6558] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6556] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6557] <... futex resumed>) = 0 [pid 6556] <... futex resumed>) = 1 [pid 6557] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6556] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6557] <... futex resumed>) = 0 [pid 6556] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6557] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6556] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6557] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6556] <... futex resumed>) = 0 [pid 6557] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6556] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6555] <... io_uring_enter resumed>) = 4096 [pid 6555] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6553] exit_group(0) = ? [pid 6556] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6555] +++ exited with 0 +++ [pid 6553] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6553, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6559 ./strace-static-x86_64: Process 6559 attached [pid 6559] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6559] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6559] setpgid(0, 0) = 0 [pid 6559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6559] write(3, "1000", 4) = 4 [pid 6559] close(3) = 0 [pid 6559] write(1, "executing program\n", 18executing program ) = 18 [pid 6559] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6559] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6559] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6559] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6559] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6559] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6559] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6560 attached => {parent_tid=[6560]}, 88) = 6560 [pid 6560] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6559] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6560] set_robust_list(0x7f7dc57139a0, 24 [pid 6559] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6559] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6560] <... set_robust_list resumed>) = 0 [pid 6560] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6560] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6560] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6559] <... futex resumed>) = 0 [pid 6560] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6559] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6559] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6560] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6560] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6559] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6559] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6559] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56ad000 [pid 6559] mprotect(0x7f7dc56ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6559] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6559] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56cd990, parent_tid=0x7f7dc56cd990, exit_signal=0, stack=0x7f7dc56ad000, stack_size=0x20300, tls=0x7f7dc56cd6c0}./strace-static-x86_64: Process 6561 attached => {parent_tid=[6561]}, 88) = 6561 [pid 6559] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6559] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6561] rseq(0x7f7dc56cdfe0, 0x20, 0, 0x53053053 [pid 6559] <... futex resumed>) = 0 [pid 6561] <... rseq resumed>) = 0 [pid 6559] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6561] set_robust_list(0x7f7dc56cd9a0, 24) = 0 [pid 6560] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc566d000 [pid 6561] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6561] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6559] <... futex resumed>) = ? [pid 6560] +++ killed by SIGSEGV +++ [pid 6561] +++ killed by SIGSEGV +++ [pid 6559] +++ killed by SIGSEGV +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6559, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6562 attached [pid 6562] set_robust_list(0x55556b8a06a0, 24 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6562 [pid 6562] <... set_robust_list resumed>) = 0 [pid 6562] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6562] setpgid(0, 0) = 0 [pid 6562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6562] write(3, "1000", 4) = 4 [pid 6562] close(3) = 0 executing program [pid 6562] write(1, "executing program\n", 18) = 18 [pid 6562] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6562] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6562] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6562] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6562] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6562] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6557] <... io_uring_enter resumed>) = 4096 [pid 6562] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6557] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6562] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6563 attached [pid 6557] <... futex resumed>) = 0 [pid 6556] exit_group(0 [pid 6558] <... futex resumed>) = ? [pid 6556] <... exit_group resumed>) = ? [pid 6563] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6562] <... clone3 resumed> => {parent_tid=[6563]}, 88) = 6563 [pid 6558] +++ exited with 0 +++ [pid 6557] +++ exited with 0 +++ [pid 6556] +++ exited with 0 +++ [pid 6563] <... rseq resumed>) = 0 [pid 6562] rt_sigprocmask(SIG_SETMASK, [], [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6556, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6563] set_robust_list(0x7f7dc57139a0, 24 [pid 6562] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6563] <... set_robust_list resumed>) = 0 [pid 6562] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6563] rt_sigprocmask(SIG_SETMASK, [], [pid 6562] <... futex resumed>) = 0 [pid 6563] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6562] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6563] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5866] <... restart_syscall resumed>) = 0 [pid 6563] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6562] <... futex resumed>) = 0 [pid 6563] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6562] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6563] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6562] <... futex resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6562] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6564 attached [pid 6564] set_robust_list(0x55556b8a06a0, 24 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6564 [pid 6564] <... set_robust_list resumed>) = 0 [pid 6563] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6564] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6563] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6564] <... prctl resumed>) = 0 [pid 6564] setpgid(0, 0) = 0 [pid 6564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6563] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6564] <... openat resumed>) = 3 [pid 6563] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6562] <... futex resumed>) = 0 [pid 6564] write(3, "1000", 4 [pid 6563] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6562] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6564] <... write resumed>) = 4 [pid 6563] <... futex resumed>) = 0 [pid 6562] <... futex resumed>) = 0 [pid 6564] close(3 [pid 6563] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6562] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6564] <... close resumed>) = 0 [pid 6562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 6564] write(1, "executing program\n", 18 [pid 6562] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6564] <... write resumed>) = 18 [pid 6563] <... futex resumed>) = 0 [pid 6562] <... futex resumed>) = 1 [pid 6564] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6563] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6562] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6564] <... futex resumed>) = 0 [pid 6563] <... futex resumed>) = 0 [pid 6562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6564] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6563] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6562] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6564] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6563] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6562] <... futex resumed>) = 0 [pid 6564] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6563] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6562] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6564] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6564] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6564] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6564] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6564] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6565 attached => {parent_tid=[6565]}, 88) = 6565 [pid 6564] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6564] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6565] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6564] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6565] <... rseq resumed>) = 0 [pid 6565] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6565] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6565] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6565] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6564] <... futex resumed>) = 0 [pid 6565] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6564] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6564] <... futex resumed>) = 0 [pid 6564] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6565] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6565] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6565] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6562] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6565] <... futex resumed>) = 1 [pid 6564] <... futex resumed>) = 0 [pid 6565] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6564] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] <... futex resumed>) = 0 [pid 6564] <... futex resumed>) = 0 [pid 6565] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6564] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6564] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] <... futex resumed>) = 0 [pid 6564] <... futex resumed>) = 1 [pid 6565] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6564] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6565] <... futex resumed>) = 0 [pid 6564] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6565] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6564] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6564] <... futex resumed>) = 0 [pid 6565] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6564] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6564] exit_group(0) = ? [pid 6562] exit_group(0) = ? [pid 6565] <... io_uring_enter resumed>) = ? [pid 6563] <... io_uring_enter resumed>) = ? [pid 6565] +++ exited with 0 +++ [pid 6564] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6564, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6566 attached , child_tidptr=0x55556b8a0690) = 6566 [pid 6566] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6566] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6566] setpgid(0, 0) = 0 [pid 6566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6566] write(3, "1000", 4) = 4 executing program [pid 6566] close(3) = 0 [pid 6566] write(1, "executing program\n", 18) = 18 [pid 6566] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6566] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6566] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6566] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6566] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6566] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6566] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6567]}, 88) = 6567 [pid 6566] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6566] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6566] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6563] +++ exited with 0 +++ [pid 6562] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6562, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6568 attached [pid 6568] set_robust_list(0x55556b8a06a0, 24 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6568 ./strace-static-x86_64: Process 6567 attached [pid 6568] <... set_robust_list resumed>) = 0 [pid 6568] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6567] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6568] <... prctl resumed>) = 0 [pid 6568] setpgid(0, 0) = 0 [pid 6568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6567] <... rseq resumed>) = 0 [pid 6567] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6568] write(3, "1000", 4) = 4 [pid 6568] close(3) = 0 [pid 6567] rt_sigprocmask(SIG_SETMASK, [], executing program [pid 6568] write(1, "executing program\n", 18) = 18 [pid 6568] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6568] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6566] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6568] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6566] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6568] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6567] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6566] <... futex resumed>) = 0 [pid 6568] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6566] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6567] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6568] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6566] <... mmap resumed>) = 0x7f7dc56d2000 [pid 6568] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6567] <... openat resumed>) = 3 [pid 6566] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE [pid 6568] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6566] <... mprotect resumed>) = 0 [pid 6568] <... mprotect resumed>) = 0 [pid 6566] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6568] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6566] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6566] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6569 attached [pid 6568] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6568] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6566] <... clone3 resumed> => {parent_tid=[6569]}, 88) = 6569 ./strace-static-x86_64: Process 6570 attached [pid 6567] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] rt_sigprocmask(SIG_SETMASK, [], [pid 6567] <... futex resumed>) = 0 [pid 6569] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6566] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6569] <... rseq resumed>) = 0 [pid 6566] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6567] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6570] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6569] set_robust_list(0x7f7dc56f29a0, 24 [pid 6568] <... clone3 resumed> => {parent_tid=[6570]}, 88) = 6570 [pid 6566] <... futex resumed>) = 0 [pid 6570] <... rseq resumed>) = 0 [pid 6569] <... set_robust_list resumed>) = 0 [pid 6568] rt_sigprocmask(SIG_SETMASK, [], [pid 6566] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6568] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6570] set_robust_list(0x7f7dc57139a0, 24 [pid 6569] rt_sigprocmask(SIG_SETMASK, [], [pid 6568] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] <... set_robust_list resumed>) = 0 [pid 6569] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6568] <... futex resumed>) = 0 [pid 6570] rt_sigprocmask(SIG_SETMASK, [], [pid 6569] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6568] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6570] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6569] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6570] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6570] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6569] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6570] <... futex resumed>) = 1 [pid 6569] <... mmap resumed>) = 0x7f7dc56ad000 [pid 6568] <... futex resumed>) = 0 [pid 6570] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6568] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6568] <... futex resumed>) = 0 [pid 6569] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6568] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6569] <... mmap resumed>) = 0x7f7dc566d000 [pid 6570] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6570] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6569] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] <... mmap resumed>) = 0x7f7dc568e000 [pid 6569] <... futex resumed>) = 1 [pid 6569] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6566] <... futex resumed>) = 0 [pid 6570] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] <... futex resumed>) = 1 [pid 6568] <... futex resumed>) = 0 [pid 6567] <... futex resumed>) = 0 [pid 6566] <... futex resumed>) = 1 [pid 6570] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6568] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6570] <... futex resumed>) = 0 [pid 6568] <... futex resumed>) = 0 [pid 6570] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6568] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6567] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6566] <... futex resumed>) = 0 [pid 6567] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6568] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] <... futex resumed>) = 0 [pid 6568] <... futex resumed>) = 1 [pid 6570] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6568] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6570] <... futex resumed>) = 0 [pid 6568] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6570] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6568] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6567] <... futex resumed>) = 0 [pid 6566] <... futex resumed>) = 1 [pid 6567] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6567] <... futex resumed>) = 0 [pid 6568] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6567] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6566] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6567] <... futex resumed>) = 0 [pid 6566] <... futex resumed>) = 1 [pid 6567] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6566] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6568] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6566] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6566] exit_group(0) = ? [pid 6569] <... futex resumed>) = ? [pid 6568] exit_group(0) = ? [pid 6570] <... io_uring_enter resumed>) = ? [pid 6570] +++ exited with 0 +++ [pid 6568] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6568, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6571 attached , child_tidptr=0x55556b8a0690) = 6571 [pid 6571] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6571] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6571] setpgid(0, 0) = 0 [pid 6571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6571] write(3, "1000", 4) = 4 executing program [pid 6571] close(3) = 0 [pid 6571] write(1, "executing program\n", 18) = 18 [pid 6571] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6571] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6571] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6571] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6571] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6571] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6571] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6572 attached [pid 6572] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6571] <... clone3 resumed> => {parent_tid=[6572]}, 88) = 6572 [pid 6572] <... rseq resumed>) = 0 [pid 6571] rt_sigprocmask(SIG_SETMASK, [], [pid 6572] set_robust_list(0x7f7dc57139a0, 24 [pid 6571] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6572] <... set_robust_list resumed>) = 0 [pid 6571] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6572] rt_sigprocmask(SIG_SETMASK, [], [pid 6571] <... futex resumed>) = 0 [pid 6569] +++ exited with 0 +++ [pid 6567] <... io_uring_enter resumed>) = ? [pid 6571] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6572] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6572] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6572] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6571] <... futex resumed>) = 0 [pid 6571] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6572] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6571] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6572] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6572] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6572] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6571] <... futex resumed>) = 0 [pid 6571] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6571] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6572] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6571] <... futex resumed>) = 0 [pid 6571] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6571] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6572] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6571] <... futex resumed>) = 0 [pid 6571] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6571] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6572] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6567] +++ exited with 0 +++ [pid 6566] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6566, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6573 ./strace-static-x86_64: Process 6573 attached [pid 6571] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6573] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6573] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6573] setpgid(0, 0) = 0 [pid 6573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 6573] write(3, "1000", 4) = 4 [pid 6573] close(3) = 0 [pid 6573] write(1, "executing program\n", 18) = 18 [pid 6573] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6573] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6573] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6573] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6573] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6573] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6573] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6574 attached => {parent_tid=[6574]}, 88) = 6574 [pid 6573] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6573] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6573] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6574] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6574] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6574] rt_sigprocmask(SIG_SETMASK, [], [pid 6573] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6573] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6574] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6573] <... futex resumed>) = 0 [pid 6573] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6574] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6573] <... mmap resumed>) = 0x7f7dc56d2000 [pid 6573] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6573] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6573] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0} => {parent_tid=[6575]}, 88) = 6575 [pid 6573] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6573] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6573] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6574] <... openat resumed>) = 3 [pid 6574] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6574] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6575 attached [pid 6575] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053) = 0 [pid 6575] set_robust_list(0x7f7dc56f29a0, 24) = 0 [pid 6575] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6575] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6575] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ad000 [pid 6575] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc566d000 [pid 6573] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6575] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6573] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] <... futex resumed>) = 0 [pid 6573] <... futex resumed>) = 1 [pid 6574] <... futex resumed>) = 0 [pid 6575] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6573] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6574] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6573] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6574] <... futex resumed>) = 0 [pid 6573] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6574] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6573] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6573] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6573] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6574] <... futex resumed>) = 1 [pid 6573] <... futex resumed>) = 0 [pid 6574] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6573] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=35000000} [pid 6572] <... io_uring_enter resumed>) = 4096 [pid 6573] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6572] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6571] exit_group(0) = ? [pid 6572] +++ exited with 0 +++ [pid 6571] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6571, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6576 attached [pid 6576] set_robust_list(0x55556b8a06a0, 24 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6576 [pid 6576] <... set_robust_list resumed>) = 0 [pid 6576] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6576] setpgid(0, 0) = 0 [pid 6576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6576] write(3, "1000", 4) = 4 [pid 6576] close(3) = 0 [pid 6576] write(1, "executing program\n", 18) = 18 executing program [pid 6576] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6576] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6576] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6576] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6576] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6576] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6576] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6577 attached => {parent_tid=[6577]}, 88) = 6577 [pid 6576] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6576] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6576] <... futex resumed>) = 0 [pid 6577] <... rseq resumed>) = 0 [pid 6576] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6577] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6577] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6577] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6577] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6577] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6576] <... futex resumed>) = 0 [pid 6576] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6577] <... futex resumed>) = 0 [pid 6577] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6576] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6577] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6577] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6577] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6576] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6576] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6576] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56ad000 [pid 6577] <... mmap resumed>) = 0x7f7dc566d000 [pid 6576] mprotect(0x7f7dc56ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6576] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6577] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6576] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6577] <... futex resumed>) = 0 [pid 6576] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56cd990, parent_tid=0x7f7dc56cd990, exit_signal=0, stack=0x7f7dc56ad000, stack_size=0x20300, tls=0x7f7dc56cd6c0} [pid 6577] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6576] <... clone3 resumed> => {parent_tid=[6578]}, 88) = 6578 [pid 6576] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6576] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6576] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6578 attached [pid 6578] rseq(0x7f7dc56cdfe0, 0x20, 0, 0x53053053) = 0 [pid 6578] set_robust_list(0x7f7dc56cd9a0, 24) = 0 [pid 6578] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6578] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6576] <... futex resumed>) = 0 [pid 6578] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6576] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] <... futex resumed>) = 0 [pid 6576] <... futex resumed>) = 1 [pid 6577] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6576] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6577] <... futex resumed>) = 0 [pid 6576] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6577] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6576] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6576] <... futex resumed>) = 0 [pid 6577] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6576] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6573] exit_group(0 [pid 6575] <... futex resumed>) = ? [pid 6573] <... exit_group resumed>) = ? [pid 6575] +++ exited with 0 +++ [pid 6574] <... io_uring_enter resumed>) = ? [pid 6574] +++ exited with 0 +++ [pid 6573] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6573, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6579 ./strace-static-x86_64: Process 6579 attached [pid 6579] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6579] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6576] exit_group(0 [pid 6578] <... futex resumed>) = ? [pid 6576] <... exit_group resumed>) = ? [pid 6578] +++ exited with 0 +++ [pid 6579] <... prctl resumed>) = 0 [pid 6579] setpgid(0, 0) = 0 [pid 6579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6579] write(3, "1000", 4) = 4 [pid 6579] close(3) = 0 [pid 6579] write(1, "executing program\n", 18executing program ) = 18 [pid 6579] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6579] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6579] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6579] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6579] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6579] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6577] <... io_uring_enter resumed>) = ? [pid 6579] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6579] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6580 attached => {parent_tid=[6580]}, 88) = 6580 [pid 6580] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6579] rt_sigprocmask(SIG_SETMASK, [], [pid 6580] <... rseq resumed>) = 0 [pid 6579] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6580] set_robust_list(0x7f7dc57139a0, 24 [pid 6579] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6580] <... set_robust_list resumed>) = 0 [pid 6579] <... futex resumed>) = 0 [pid 6580] rt_sigprocmask(SIG_SETMASK, [], [pid 6579] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6580] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6580] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6580] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6579] <... futex resumed>) = 0 [pid 6577] +++ exited with 0 +++ [pid 6576] +++ exited with 0 +++ [pid 6579] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6576, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6579] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6580] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6580] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6581 [pid 6580] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 ./strace-static-x86_64: Process 6581 attached [pid 6581] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6581] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6581] setpgid(0, 0) = 0 [pid 6581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6579] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6581] <... openat resumed>) = 3 [pid 6579] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000executing program ) = 0 [pid 6579] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6581] write(3, "1000", 4 [pid 6579] <... mmap resumed>) = 0x7f7dc56ad000 [pid 6580] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6581] <... write resumed>) = 4 [pid 6581] close(3) = 0 [pid 6581] write(1, "executing program\n", 18) = 18 [pid 6581] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6581] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6581] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6581] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6581] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6581] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6580] <... mmap resumed>) = 0x7f7dc566d000 [pid 6579] mprotect(0x7f7dc56ae000, 131072, PROT_READ|PROT_WRITE [pid 6581] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6581] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6579] <... mprotect resumed>) = 0 [pid 6580] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6579] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6581] <... clone3 resumed> => {parent_tid=[6582]}, 88) = 6582 [pid 6581] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6581] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6581] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6580] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6579] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6582 attached [pid 6579] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56cd990, parent_tid=0x7f7dc56cd990, exit_signal=0, stack=0x7f7dc56ad000, stack_size=0x20300, tls=0x7f7dc56cd6c0} [pid 6582] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053./strace-static-x86_64: Process 6583 attached ) = 0 [pid 6581] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6581] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6581] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56d2000 [pid 6581] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6581] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6581] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0} => {parent_tid=[6584]}, 88) = 6584 [pid 6581] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6581] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6581] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6584 attached [pid 6583] rseq(0x7f7dc56cdfe0, 0x20, 0, 0x53053053 [pid 6582] set_robust_list(0x7f7dc57139a0, 24 [pid 6579] <... clone3 resumed> => {parent_tid=[6583]}, 88) = 6583 [pid 6584] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6583] <... rseq resumed>) = 0 [pid 6582] <... set_robust_list resumed>) = 0 [pid 6584] <... rseq resumed>) = 0 [pid 6579] rt_sigprocmask(SIG_SETMASK, [], [pid 6584] set_robust_list(0x7f7dc56f29a0, 24 [pid 6583] set_robust_list(0x7f7dc56cd9a0, 24 [pid 6582] rt_sigprocmask(SIG_SETMASK, [], [pid 6579] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6584] <... set_robust_list resumed>) = 0 [pid 6583] <... set_robust_list resumed>) = 0 [pid 6582] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6579] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6584] rt_sigprocmask(SIG_SETMASK, [], [pid 6583] rt_sigprocmask(SIG_SETMASK, [], [pid 6582] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6584] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6583] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6579] <... futex resumed>) = 0 [pid 6584] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6583] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6582] <... openat resumed>) = 3 [pid 6579] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6584] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6583] <... futex resumed>) = 0 [pid 6581] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6579] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6582] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6584] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6583] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6579] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6582] <... futex resumed>) = 0 [pid 6581] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6581] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6584] <... mmap resumed>) = 0x7f7dc56ad000 [pid 6582] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6579] <... futex resumed>) = 1 [pid 6580] <... futex resumed>) = 0 [pid 6579] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6580] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6579] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6580] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6579] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6582] +++ killed by SIGSEGV +++ [pid 6580] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6579] <... futex resumed>) = 0 [pid 6580] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6581] <... futex resumed>) = ? [pid 6584] +++ killed by SIGSEGV +++ [pid 6581] +++ killed by SIGSEGV +++ [pid 6579] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6581, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 6579] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6585 attached [pid 6585] set_robust_list(0x55556b8a06a0, 24 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6585 [pid 6585] <... set_robust_list resumed>) = 0 [pid 6585] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6585] setpgid(0, 0) = 0 [pid 6585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6585] write(3, "1000", 4) = 4 [pid 6585] close(3) = 0 executing program [pid 6585] write(1, "executing program\n", 18) = 18 [pid 6585] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6585] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6585] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6585] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6585] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6585] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6585] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6586]}, 88) = 6586 [pid 6585] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6585] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6585] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6586 attached [pid 6586] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6586] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6586] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6586] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6586] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6585] <... futex resumed>) = 0 [pid 6585] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6585] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6586] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6586] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6586] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6586] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6585] <... futex resumed>) = 0 [pid 6585] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6585] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6586] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6585] <... futex resumed>) = 0 [pid 6585] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6585] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6586] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6585] <... futex resumed>) = 0 [pid 6585] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6585] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6586] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6585] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6579] exit_group(0 [pid 6583] <... futex resumed>) = ? [pid 6579] <... exit_group resumed>) = ? [pid 6583] +++ exited with 0 +++ [pid 6585] exit_group(0) = ? [pid 6580] <... io_uring_enter resumed>) = ? [pid 6580] +++ exited with 0 +++ [pid 6579] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6579, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6587 attached [pid 6587] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6587] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6587] setpgid(0, 0) = 0 [pid 6587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6587 [pid 6587] write(3, "1000", 4) = 4 [pid 6587] close(3) = 0 [pid 6587] write(1, "executing program\n", 18executing program ) = 18 [pid 6587] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6587] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6587] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6587] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6587] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6587] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6587] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6588 attached [pid 6588] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6587] <... clone3 resumed> => {parent_tid=[6588]}, 88) = 6588 [pid 6588] <... rseq resumed>) = 0 [pid 6587] rt_sigprocmask(SIG_SETMASK, [], [pid 6588] set_robust_list(0x7f7dc57139a0, 24 [pid 6587] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6588] <... set_robust_list resumed>) = 0 [pid 6588] rt_sigprocmask(SIG_SETMASK, [], [pid 6587] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6588] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6587] <... futex resumed>) = 0 [pid 6588] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6587] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6588] <... openat resumed>) = 3 [pid 6588] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6587] <... futex resumed>) = 0 [pid 6588] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6587] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6588] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6587] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6588] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6588] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6588] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6588] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6587] <... futex resumed>) = 0 [pid 6587] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6588] <... futex resumed>) = 0 [pid 6587] <... futex resumed>) = 1 [pid 6588] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6588] <... futex resumed>) = 0 [pid 6587] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6588] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6587] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6588] <... futex resumed>) = 0 [pid 6587] <... futex resumed>) = 1 [pid 6588] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6587] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6588] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6587] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6587] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6588] <... futex resumed>) = 0 [pid 6587] <... futex resumed>) = 1 [pid 6588] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6587] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6586] <... io_uring_enter resumed>) = ? [pid 6586] +++ exited with 0 +++ [pid 6585] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6585, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6589 attached [pid 6589] set_robust_list(0x55556b8a06a0, 24 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6589 [pid 6589] <... set_robust_list resumed>) = 0 [pid 6589] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6589] setpgid(0, 0) = 0 [pid 6589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6589] write(3, "1000", 4) = 4 [pid 6589] close(3) = 0 executing program [pid 6589] write(1, "executing program\n", 18) = 18 [pid 6589] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6589] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6589] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6589] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6589] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6589] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6589] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6590 attached [pid 6590] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6589] <... clone3 resumed> => {parent_tid=[6590]}, 88) = 6590 [pid 6590] <... rseq resumed>) = 0 [pid 6589] rt_sigprocmask(SIG_SETMASK, [], [pid 6590] set_robust_list(0x7f7dc57139a0, 24 [pid 6589] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6590] <... set_robust_list resumed>) = 0 [pid 6589] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6590] rt_sigprocmask(SIG_SETMASK, [], [pid 6589] <... futex resumed>) = 0 [pid 6589] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6590] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6590] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6587] exit_group(0) = ? [pid 6590] <... openat resumed>) = 3 [pid 6590] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6589] <... futex resumed>) = 0 [pid 6589] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6590] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6589] <... futex resumed>) = 0 [pid 6590] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6589] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6590] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6590] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6590] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6589] <... futex resumed>) = 0 [pid 6589] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6589] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6590] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6589] <... futex resumed>) = 0 [pid 6589] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6589] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6590] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6589] <... futex resumed>) = 0 [pid 6589] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6589] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6590] <... futex resumed>) = 1 [pid 6590] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6589] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6588] <... io_uring_enter resumed>) = ? [pid 6588] +++ exited with 0 +++ [pid 6587] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6587, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6591 ./strace-static-x86_64: Process 6591 attached [pid 6591] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6591] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6591] setpgid(0, 0) = 0 [pid 6591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6591] write(3, "1000", 4) = 4 executing program [pid 6591] close(3) = 0 [pid 6591] write(1, "executing program\n", 18) = 18 [pid 6591] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6591] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6591] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6591] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6591] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6591] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6591] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6592 attached [pid 6592] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6591] <... clone3 resumed> => {parent_tid=[6592]}, 88) = 6592 [pid 6592] <... rseq resumed>) = 0 [pid 6591] rt_sigprocmask(SIG_SETMASK, [], [pid 6592] set_robust_list(0x7f7dc57139a0, 24 [pid 6591] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6592] <... set_robust_list resumed>) = 0 [pid 6591] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6592] rt_sigprocmask(SIG_SETMASK, [], [pid 6591] <... futex resumed>) = 0 [pid 6592] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6591] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6592] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6592] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6591] <... futex resumed>) = 0 [pid 6591] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6592] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6591] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6592] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6592] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6592] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6591] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6592] <... mmap resumed>) = 0x7f7dc568e000 [pid 6591] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6592] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6591] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6592] <... futex resumed>) = 0 [pid 6591] <... mmap resumed>) = 0x7f7dc566d000 [pid 6591] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE [pid 6592] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6591] <... mprotect resumed>) = 0 [pid 6591] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6591] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0}./strace-static-x86_64: Process 6593 attached [pid 6593] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053 [pid 6591] <... clone3 resumed> => {parent_tid=[6593]}, 88) = 6593 [pid 6593] <... rseq resumed>) = 0 [pid 6591] rt_sigprocmask(SIG_SETMASK, [], [pid 6593] set_robust_list(0x7f7dc568d9a0, 24) = 0 [pid 6591] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6593] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6591] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6593] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6593] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6591] <... futex resumed>) = 0 [pid 6591] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6591] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6592] <... futex resumed>) = 0 [pid 6592] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6591] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6592] <... futex resumed>) = 0 [pid 6592] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6591] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6591] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6592] <... futex resumed>) = 0 [pid 6592] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6591] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6590] <... io_uring_enter resumed>) = 4096 [pid 6591] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6590] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6589] exit_group(0 [pid 6590] <... futex resumed>) = 0 [pid 6590] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6589] <... exit_group resumed>) = ? [pid 6590] +++ exited with 0 +++ [pid 6589] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6589, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6594 attached [pid 6594] set_robust_list(0x55556b8a06a0, 24 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6594 [pid 6594] <... set_robust_list resumed>) = 0 [pid 6594] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6594] setpgid(0, 0) = 0 [pid 6594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6594] write(3, "1000", 4) = 4 [pid 6594] close(3) = 0 [pid 6594] write(1, "executing program\n", 18) = 18 [pid 6594] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6594] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6594] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6594] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6594] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6594] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6594] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6595 attached => {parent_tid=[6595]}, 88) = 6595 [pid 6595] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6594] rt_sigprocmask(SIG_SETMASK, [], [pid 6595] <... rseq resumed>) = 0 [pid 6594] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6594] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6594] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6595] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6595] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6595] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6595] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6594] <... futex resumed>) = 0 [pid 6595] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6594] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6595] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6594] <... futex resumed>) = 0 [pid 6594] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6595] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6595] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6595] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6594] <... futex resumed>) = 0 [pid 6594] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6594] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6595] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6594] <... futex resumed>) = 0 [pid 6595] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6594] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6595] <... futex resumed>) = 0 [pid 6594] <... futex resumed>) = 0 [pid 6595] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6594] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6594] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6594] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6595] <... futex resumed>) = 0 [pid 6595] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6594] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6592] <... io_uring_enter resumed>) = 4096 [pid 6592] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6591] exit_group(0 [pid 6593] <... futex resumed>) = ? [pid 6592] <... futex resumed>) = ? [pid 6591] <... exit_group resumed>) = ? [pid 6593] +++ exited with 0 +++ [pid 6592] +++ exited with 0 +++ [pid 6591] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6591, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6596 ./strace-static-x86_64: Process 6596 attached executing program [pid 6596] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6596] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6596] setpgid(0, 0) = 0 [pid 6596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6596] write(3, "1000", 4) = 4 [pid 6596] close(3) = 0 [pid 6596] write(1, "executing program\n", 18) = 18 [pid 6596] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6596] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6596] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6596] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6596] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6596] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6596] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6597 attached => {parent_tid=[6597]}, 88) = 6597 [pid 6597] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6596] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6596] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6596] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6597] <... rseq resumed>) = 0 [pid 6597] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6597] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6597] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6597] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] <... futex resumed>) = 0 [pid 6596] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6596] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6597] <... futex resumed>) = 1 [pid 6597] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6597] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6597] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6597] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] <... futex resumed>) = 0 [pid 6596] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6596] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6597] <... futex resumed>) = 1 [pid 6597] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6596] <... futex resumed>) = 0 [pid 6597] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6596] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6596] <... futex resumed>) = 0 [pid 6597] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6597] <... futex resumed>) = 0 [pid 6596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6596] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6596] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6597] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6596] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6595] <... io_uring_enter resumed>) = 4096 [pid 6595] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6594] exit_group(0) = ? [pid 6595] <... futex resumed>) = ? [pid 6595] +++ exited with 0 +++ [pid 6594] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6594, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6598 attached [pid 6598] set_robust_list(0x55556b8a06a0, 24) = 0 executing program [pid 6598] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6598 [pid 6598] <... prctl resumed>) = 0 [pid 6598] setpgid(0, 0) = 0 [pid 6598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6598] write(3, "1000", 4) = 4 [pid 6598] close(3) = 0 [pid 6598] write(1, "executing program\n", 18) = 18 [pid 6598] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6598] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6598] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6598] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6598] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6598] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6598] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6599 attached => {parent_tid=[6599]}, 88) = 6599 [pid 6597] <... io_uring_enter resumed>) = 4096 [pid 6599] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6599] set_robust_list(0x7f7dc57139a0, 24 [pid 6598] rt_sigprocmask(SIG_SETMASK, [], [pid 6599] <... set_robust_list resumed>) = 0 [pid 6598] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6599] rt_sigprocmask(SIG_SETMASK, [], [pid 6598] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6599] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6598] <... futex resumed>) = 0 [pid 6599] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6598] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6599] <... openat resumed>) = 3 [pid 6599] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6598] <... futex resumed>) = 0 [pid 6599] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6598] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6599] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6598] <... futex resumed>) = 0 [pid 6598] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6599] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6599] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6599] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6598] <... futex resumed>) = 0 [pid 6599] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6599] <... futex resumed>) = 0 [pid 6598] <... futex resumed>) = 0 [pid 6597] <... futex resumed>) = 0 [pid 6596] exit_group(0 [pid 6599] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6598] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6596] <... exit_group resumed>) = ? [pid 6598] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6599] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6598] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6599] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] <... futex resumed>) = 0 [pid 6599] <... futex resumed>) = 0 [pid 6598] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6599] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6598] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6599] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6598] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6599] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6598] <... futex resumed>) = 0 [pid 6598] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6597] +++ exited with 0 +++ [pid 6596] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6596, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6598] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6600 ./strace-static-x86_64: Process 6600 attached [pid 6600] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6600] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6600] setpgid(0, 0) = 0 [pid 6600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6600] write(3, "1000", 4) = 4 executing program [pid 6600] close(3) = 0 [pid 6600] write(1, "executing program\n", 18) = 18 [pid 6600] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6600] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6600] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6600] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6600] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6600] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6600] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6601]}, 88) = 6601 [pid 6600] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6600] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6601 attached ) = 0 [pid 6600] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6601] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6601] set_robust_list(0x7f7dc57139a0, 24 [pid 6600] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6601] <... set_robust_list resumed>) = 0 [pid 6600] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6601] rt_sigprocmask(SIG_SETMASK, [], [pid 6600] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6601] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6600] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6600] <... futex resumed>) = 0 [pid 6601] <... openat resumed>) = 3 [pid 6600] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6601] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6600] <... mmap resumed>) = 0x7f7dc56d2000 [pid 6601] <... futex resumed>) = 0 [pid 6600] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE [pid 6601] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6600] <... mprotect resumed>) = 0 [pid 6600] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6600] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6602 attached => {parent_tid=[6602]}, 88) = 6602 [pid 6602] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6600] rt_sigprocmask(SIG_SETMASK, [], [pid 6602] <... rseq resumed>) = 0 [pid 6600] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6602] set_robust_list(0x7f7dc56f29a0, 24 [pid 6600] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] <... set_robust_list resumed>) = 0 [pid 6600] <... futex resumed>) = 0 [pid 6602] rt_sigprocmask(SIG_SETMASK, [], [pid 6600] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6602] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6602] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6602] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ad000 [pid 6602] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc566d000 [pid 6602] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6600] <... futex resumed>) = 0 [pid 6600] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6601] <... futex resumed>) = 0 [pid 6600] <... futex resumed>) = 1 [pid 6601] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6600] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6601] <... futex resumed>) = 0 [pid 6600] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6601] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6600] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] <... futex resumed>) = 0 [pid 6600] <... futex resumed>) = 0 [pid 6601] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6600] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6600] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] <... futex resumed>) = 0 [pid 6600] <... futex resumed>) = 1 [pid 6601] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6600] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6598] exit_group(0) = ? [pid 6599] <... io_uring_enter resumed>) = ? [pid 6599] +++ exited with 0 +++ [pid 6598] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6598, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6603 ./strace-static-x86_64: Process 6603 attached [pid 6603] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6603] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6603] setpgid(0, 0) = 0 [pid 6603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6603] write(3, "1000", 4) = 4 executing program [pid 6603] close(3) = 0 [pid 6603] write(1, "executing program\n", 18) = 18 [pid 6603] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6603] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6603] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6603] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6603] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6603] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6603] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6604 attached => {parent_tid=[6604]}, 88) = 6604 [pid 6603] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6603] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6603] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6604] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6604] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6604] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6604] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6604] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6603] <... futex resumed>) = 0 [pid 6604] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6603] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6603] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6604] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6604] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6604] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6604] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6604] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6603] <... futex resumed>) = 0 [pid 6603] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6604] <... futex resumed>) = 0 [pid 6603] <... futex resumed>) = 1 [pid 6604] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6603] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6604] <... futex resumed>) = 0 [pid 6603] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6604] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6603] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6604] <... futex resumed>) = 0 [pid 6603] <... futex resumed>) = 0 [pid 6604] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6603] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6603] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6604] <... futex resumed>) = 0 [pid 6603] <... futex resumed>) = 1 [pid 6604] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6603] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6603] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6600] exit_group(0 [pid 6602] <... futex resumed>) = ? [pid 6600] <... exit_group resumed>) = ? [pid 6602] +++ exited with 0 +++ [pid 6601] <... io_uring_enter resumed>) = ? [pid 6601] +++ exited with 0 +++ [pid 6600] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6600, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6605 attached [pid 6605] set_robust_list(0x55556b8a06a0, 24 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6605 [pid 6605] <... set_robust_list resumed>) = 0 [pid 6605] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6605] setpgid(0, 0) = 0 [pid 6605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6605] write(3, "1000", 4) = 4 [pid 6605] close(3) = 0 executing program [pid 6605] write(1, "executing program\n", 18) = 18 [pid 6605] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6605] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6605] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6605] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6605] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6605] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6605] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6606 attached [pid 6606] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6606] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6606] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6606] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6605] <... clone3 resumed> => {parent_tid=[6606]}, 88) = 6606 [pid 6605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6605] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6606] <... futex resumed>) = 0 [pid 6605] <... futex resumed>) = 1 [pid 6606] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6605] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6606] <... openat resumed>) = 3 [pid 6606] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6606] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6605] <... futex resumed>) = 0 [pid 6606] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6605] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6606] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6605] <... futex resumed>) = 0 [pid 6606] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6605] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6606] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6606] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6606] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6605] <... futex resumed>) = 0 [pid 6606] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6605] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6606] <... futex resumed>) = 0 [pid 6605] <... futex resumed>) = 0 [pid 6606] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6605] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6605] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6606] <... futex resumed>) = 0 [pid 6605] <... futex resumed>) = 1 [pid 6606] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6605] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6606] <... futex resumed>) = 0 [pid 6605] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6606] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6605] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6605] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6604] <... io_uring_enter resumed>) = 4096 [pid 6604] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6603] exit_group(0) = ? [pid 6605] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6604] +++ exited with 0 +++ [pid 6603] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6603, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6607 ./strace-static-x86_64: Process 6607 attached [pid 6607] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6607] setpgid(0, 0) = 0 [pid 6607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6607] write(3, "1000", 4) = 4 [pid 6607] close(3) = 0 executing program [pid 6607] write(1, "executing program\n", 18) = 18 [pid 6607] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6607] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6607] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6607] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6607] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6607] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6607] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6608 attached => {parent_tid=[6608]}, 88) = 6608 [pid 6607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6607] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6607] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6608] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6608] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6608] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6608] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6608] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6607] <... futex resumed>) = 0 [pid 6608] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6607] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6608] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6607] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6608] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6608] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6608] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6608] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6607] <... futex resumed>) = 0 [pid 6607] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6608] <... futex resumed>) = 0 [pid 6607] <... futex resumed>) = 1 [pid 6608] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6607] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6608] <... futex resumed>) = 0 [pid 6607] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6608] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6607] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6608] <... futex resumed>) = 0 [pid 6607] <... futex resumed>) = 0 [pid 6608] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6607] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6607] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6608] <... futex resumed>) = 0 [pid 6607] <... futex resumed>) = 1 [pid 6608] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6607] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6606] <... io_uring_enter resumed>) = 4096 [pid 6606] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6605] exit_group(0) = ? [pid 6606] +++ exited with 0 +++ [pid 6605] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6605, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6607] exit_group(0) = ? [pid 5866] <... restart_syscall resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6609 attached , child_tidptr=0x55556b8a0690) = 6609 [pid 6609] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6609] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6609] setpgid(0, 0) = 0 [pid 6609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6609] write(3, "1000", 4) = 4 [pid 6609] close(3) = 0 executing program [pid 6609] write(1, "executing program\n", 18) = 18 [pid 6609] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6609] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6609] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6609] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6609] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6609] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6609] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6608] <... io_uring_enter resumed>) = ? ./strace-static-x86_64: Process 6610 attached [pid 6610] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6609] <... clone3 resumed> => {parent_tid=[6610]}, 88) = 6610 [pid 6610] <... rseq resumed>) = 0 [pid 6609] rt_sigprocmask(SIG_SETMASK, [], [pid 6610] set_robust_list(0x7f7dc57139a0, 24 [pid 6609] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6610] <... set_robust_list resumed>) = 0 [pid 6609] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6610] rt_sigprocmask(SIG_SETMASK, [], [pid 6608] +++ exited with 0 +++ [pid 6607] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6607, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6611 attached , child_tidptr=0x55556b8a0690) = 6611 [pid 6611] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6611] setpgid(0, 0) = 0 [pid 6611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6610] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6611] <... openat resumed>) = 3 [pid 6610] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6610] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6611] write(3, "1000", 4 [pid 6610] <... futex resumed>) = 0 [pid 6609] <... futex resumed>) = 0 [pid 6611] <... write resumed>) = 4 [pid 6610] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6609] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6611] close(3) = 0 [pid 6611] write(1, "executing program\n", 18executing program [pid 6609] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6611] <... write resumed>) = 18 [pid 6610] <... futex resumed>) = 0 [pid 6609] <... futex resumed>) = 1 [pid 6611] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6611] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6610] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6609] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6611] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6611] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6610] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6610] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6611] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6610] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6609] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6611] <... mprotect resumed>) = 0 [pid 6609] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6611] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6610] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6609] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6610] <... mmap resumed>) = 0x7f7dc566d000 [pid 6609] <... mmap resumed>) = 0x7f7dc56ad000 [pid 6610] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6609] mprotect(0x7f7dc56ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6611] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6610] <... futex resumed>) = 0 [pid 6611] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6610] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6609] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6612 attached [], 8) = 0 [pid 6612] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6611] <... clone3 resumed> => {parent_tid=[6612]}, 88) = 6612 [pid 6609] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56cd990, parent_tid=0x7f7dc56cd990, exit_signal=0, stack=0x7f7dc56ad000, stack_size=0x20300, tls=0x7f7dc56cd6c0} [pid 6612] <... rseq resumed>) = 0 [pid 6611] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6613 attached [pid 6612] set_robust_list(0x7f7dc57139a0, 24 [pid 6611] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6609] <... clone3 resumed> => {parent_tid=[6613]}, 88) = 6613 [pid 6612] <... set_robust_list resumed>) = 0 [pid 6611] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6609] rt_sigprocmask(SIG_SETMASK, [], [pid 6612] rt_sigprocmask(SIG_SETMASK, [], [pid 6611] <... futex resumed>) = 0 [pid 6613] rseq(0x7f7dc56cdfe0, 0x20, 0, 0x53053053 [pid 6612] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6609] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6613] <... rseq resumed>) = 0 [pid 6611] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6613] set_robust_list(0x7f7dc56cd9a0, 24 [pid 6612] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6609] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6613] <... set_robust_list resumed>) = 0 [pid 6612] <... openat resumed>) = 3 [pid 6609] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6613] rt_sigprocmask(SIG_SETMASK, [], [pid 6612] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6613] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6613] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6612] <... futex resumed>) = 1 [pid 6611] <... futex resumed>) = 0 [pid 6613] <... futex resumed>) = 1 [pid 6612] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6611] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6609] <... futex resumed>) = 0 [pid 6613] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6612] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6611] <... futex resumed>) = 0 [pid 6609] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6612] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6611] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6609] <... futex resumed>) = 1 [pid 6610] <... futex resumed>) = 0 [pid 6612] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6610] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6609] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6612] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6610] <... futex resumed>) = 0 [pid 6609] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6610] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6609] <... futex resumed>) = 0 [pid 6612] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6609] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6612] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6612] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6611] <... futex resumed>) = 0 [pid 6611] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6611] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6612] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6611] <... futex resumed>) = 0 [pid 6611] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6612] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6611] <... futex resumed>) = 0 [pid 6612] <... futex resumed>) = 0 [pid 6611] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6612] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6611] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6612] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6611] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6612] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6611] <... futex resumed>) = 0 [pid 6611] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6609] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6611] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6612] <... io_uring_enter resumed>) = 4096 [pid 6610] <... io_uring_enter resumed>) = 4096 [pid 6612] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6610] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6612] <... futex resumed>) = 0 [pid 6610] <... futex resumed>) = 0 [pid 6612] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6610] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6611] exit_group(0 [pid 6609] exit_group(0 [pid 6611] <... exit_group resumed>) = ? [pid 6612] <... futex resumed>) = ? [pid 6609] <... exit_group resumed>) = ? [pid 6613] <... futex resumed>) = ? [pid 6612] +++ exited with 0 +++ [pid 6611] +++ exited with 0 +++ [pid 6610] <... futex resumed>) = ? [pid 6613] +++ exited with 0 +++ [pid 6610] +++ exited with 0 +++ [pid 6609] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6609, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6611, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6614 ./strace-static-x86_64: Process 6614 attached ./strace-static-x86_64: Process 6615 attached [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6615 [pid 6614] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6615] set_robust_list(0x55556b8a06a0, 24 [pid 6614] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6615] <... set_robust_list resumed>) = 0 [pid 6614] <... prctl resumed>) = 0 [pid 6614] setpgid(0, 0 [pid 6615] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6614] <... setpgid resumed>) = 0 [pid 6614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6615] <... prctl resumed>) = 0 [pid 6615] setpgid(0, 0 [pid 6614] <... openat resumed>) = 3 [pid 6615] <... setpgid resumed>) = 0 [pid 6615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6615] write(3, "1000", 4 [pid 6614] write(3, "1000", 4 [pid 6615] <... write resumed>) = 4 [pid 6615] close(3 [pid 6614] <... write resumed>) = 4 [pid 6615] <... close resumed>) = 0 [pid 6614] close(3 [pid 6615] write(1, "executing program\n", 18 [pid 6614] <... close resumed>) = 0 [pid 6614] write(1, "executing program\n", 18executing program executing program [pid 6615] <... write resumed>) = 18 [pid 6614] <... write resumed>) = 18 [pid 6615] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6614] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] <... futex resumed>) = 0 [pid 6614] <... futex resumed>) = 0 [pid 6615] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6614] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6615] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6614] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6615] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6614] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6615] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6614] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6615] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6614] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6615] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6614] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6615] <... mprotect resumed>) = 0 [pid 6614] <... mprotect resumed>) = 0 [pid 6615] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6614] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6615] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6615] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6614] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6614] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6615] <... clone3 resumed> => {parent_tid=[6616]}, 88) = 6616 ./strace-static-x86_64: Process 6617 attached ./strace-static-x86_64: Process 6616 attached [pid 6615] rt_sigprocmask(SIG_SETMASK, [], [pid 6614] <... clone3 resumed> => {parent_tid=[6617]}, 88) = 6617 [pid 6617] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6616] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6615] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6614] rt_sigprocmask(SIG_SETMASK, [], [pid 6615] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6614] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6616] <... rseq resumed>) = 0 [pid 6615] <... futex resumed>) = 0 [pid 6614] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6617] <... rseq resumed>) = 0 [pid 6616] set_robust_list(0x7f7dc57139a0, 24 [pid 6615] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6614] <... futex resumed>) = 0 [pid 6617] set_robust_list(0x7f7dc57139a0, 24 [pid 6616] <... set_robust_list resumed>) = 0 [pid 6614] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6617] <... set_robust_list resumed>) = 0 [pid 6617] rt_sigprocmask(SIG_SETMASK, [], [pid 6616] rt_sigprocmask(SIG_SETMASK, [], [pid 6617] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6617] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6616] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6616] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6617] <... openat resumed>) = 3 [pid 6616] <... openat resumed>) = 3 [pid 6617] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6616] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6617] <... futex resumed>) = 1 [pid 6614] <... futex resumed>) = 0 [pid 6617] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6616] <... futex resumed>) = 1 [pid 6615] <... futex resumed>) = 0 [pid 6615] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6616] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6615] <... futex resumed>) = 0 [pid 6614] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6614] <... futex resumed>) = 1 [pid 6616] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6617] <... futex resumed>) = 0 [pid 6614] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6617] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6617] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6616] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6617] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6617] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6616] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6617] <... mmap resumed>) = 0x7f7dc568e000 [pid 6616] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6617] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6616] <... mmap resumed>) = 0x7f7dc568e000 [pid 6617] <... futex resumed>) = 1 [pid 6614] <... futex resumed>) = 0 [pid 6616] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6614] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6617] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6616] <... futex resumed>) = 1 [pid 6615] <... futex resumed>) = 0 [pid 6614] <... futex resumed>) = 0 [pid 6615] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6614] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6615] <... futex resumed>) = 0 [pid 6617] <... futex resumed>) = 0 [pid 6616] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6614] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6617] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6616] <... futex resumed>) = 0 [pid 6615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6614] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6617] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6616] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6615] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6614] <... futex resumed>) = 0 [pid 6617] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6616] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6615] <... futex resumed>) = 0 [pid 6614] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6617] <... futex resumed>) = 0 [pid 6616] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6614] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6614] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6614] <... futex resumed>) = 0 [pid 6615] <... futex resumed>) = 0 [pid 6614] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6616] <... futex resumed>) = 0 [pid 6615] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6616] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6617] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6615] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6614] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6614] exit_group(0) = ? [pid 6615] exit_group(0) = ? [pid 6617] <... io_uring_enter resumed>) = ? [pid 6616] <... io_uring_enter resumed>) = ? [pid 6617] +++ exited with 0 +++ [pid 6614] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6614, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6618 attached [pid 6618] set_robust_list(0x55556b8a06a0, 24 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6618 [pid 6618] <... set_robust_list resumed>) = 0 [pid 6618] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6618] setpgid(0, 0) = 0 executing program [pid 6618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6618] write(3, "1000", 4) = 4 [pid 6618] close(3) = 0 [pid 6618] write(1, "executing program\n", 18) = 18 [pid 6618] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6618] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6618] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6618] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6618] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6616] +++ exited with 0 +++ [pid 6615] +++ exited with 0 +++ [pid 6618] <... mprotect resumed>) = 0 [pid 6618] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6615, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6618] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5866] <... restart_syscall resumed>) = 0 [pid 6618] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6619 attached => {parent_tid=[6619]}, 88) = 6619 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6618] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6620 [pid 6618] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6619] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6618] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6619] <... rseq resumed>) = 0 [pid 6619] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6619] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6619] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6619] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6618] <... futex resumed>) = 0 [pid 6619] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6618] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6619] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6618] <... futex resumed>) = 0 [pid 6618] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6620 attached [pid 6619] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6619] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6619] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6618] <... futex resumed>) = 0 [pid 6619] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6618] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6619] <... futex resumed>) = 0 [pid 6618] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6619] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6618] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6618] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6619] <... futex resumed>) = 0 [pid 6618] <... futex resumed>) = 1 [pid 6619] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6618] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6619] <... futex resumed>) = 0 [pid 6618] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6620] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6619] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6618] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6620] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6618] <... futex resumed>) = 0 [pid 6620] <... prctl resumed>) = 0 [pid 6618] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6620] setpgid(0, 0) = 0 [pid 6620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6620] write(3, "1000", 4 [pid 6618] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6620] <... write resumed>) = 4 [pid 6620] close(3) = 0 executing program [pid 6620] write(1, "executing program\n", 18) = 18 [pid 6620] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6620] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6620] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6620] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6620] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6620] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6620] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6621 attached => {parent_tid=[6621]}, 88) = 6621 [pid 6620] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6620] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6621] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6620] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6621] <... rseq resumed>) = 0 [pid 6621] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6621] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6621] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6621] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6620] <... futex resumed>) = 0 [pid 6620] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6621] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6620] <... futex resumed>) = 0 [pid 6621] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6620] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6621] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6621] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6621] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6621] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6620] <... futex resumed>) = 0 [pid 6620] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6621] <... futex resumed>) = 0 [pid 6621] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6621] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6620] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6620] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6621] <... futex resumed>) = 0 [pid 6620] <... futex resumed>) = 1 [pid 6621] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6620] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6621] <... futex resumed>) = 0 [pid 6620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6621] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6620] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6620] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6618] exit_group(0) = ? [pid 6619] <... io_uring_enter resumed>) = ? [pid 6619] +++ exited with 0 +++ [pid 6618] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6618, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6622 attached , child_tidptr=0x55556b8a0690) = 6622 [pid 6622] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6622] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6622] setpgid(0, 0) = 0 [pid 6622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6622] write(3, "1000", 4) = 4 [pid 6622] close(3) = 0 executing program [pid 6622] write(1, "executing program\n", 18) = 18 [pid 6622] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6622] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6622] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6622] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6622] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6622] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6622] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6623]}, 88) = 6623 ./strace-static-x86_64: Process 6623 attached [pid 6622] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6622] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6622] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6623] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6623] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6623] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6623] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6623] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6623] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6622] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6622] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6621] <... io_uring_enter resumed>) = 4096 [pid 6622] <... futex resumed>) = 1 [pid 6622] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6621] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6621] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6623] <... futex resumed>) = 0 [pid 6623] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6620] exit_group(0 [pid 6621] <... futex resumed>) = ? [pid 6620] <... exit_group resumed>) = ? [pid 6621] +++ exited with 0 +++ [pid 6620] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6620, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6624 attached , child_tidptr=0x55556b8a0690) = 6624 [pid 6624] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6624] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6623] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6624] setpgid(0, 0) = 0 [pid 6624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6624] write(3, "1000", 4) = 4 [pid 6624] close(3executing program ) = 0 [pid 6623] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6622] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6623] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6622] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6624] write(1, "executing program\n", 18 [pid 6622] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6624] <... write resumed>) = 18 [pid 6623] <... mmap resumed>) = 0x7f7dc568e000 [pid 6622] <... mmap resumed>) = 0x7f7dc566d000 [pid 6623] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6624] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6623] <... futex resumed>) = 0 [pid 6622] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE [pid 6623] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6624] <... futex resumed>) = 0 [pid 6622] <... mprotect resumed>) = 0 [pid 6624] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6622] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6624] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6622] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6624] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6622] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0} [pid 6624] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6624] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6622] <... clone3 resumed> => {parent_tid=[6625]}, 88) = 6625 [pid 6624] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6622] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6622] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6622] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6624] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6624] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6625 attached [], 8) = 0 [pid 6624] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6626 attached [pid 6626] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6624] <... clone3 resumed> => {parent_tid=[6626]}, 88) = 6626 [pid 6626] <... rseq resumed>) = 0 [pid 6624] rt_sigprocmask(SIG_SETMASK, [], [pid 6626] set_robust_list(0x7f7dc57139a0, 24 [pid 6624] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6626] <... set_robust_list resumed>) = 0 [pid 6624] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6626] rt_sigprocmask(SIG_SETMASK, [], [pid 6624] <... futex resumed>) = 0 [pid 6626] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6624] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6626] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6626] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6624] <... futex resumed>) = 0 [pid 6626] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6624] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6626] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6625] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053 [pid 6624] <... futex resumed>) = 0 [pid 6625] <... rseq resumed>) = 0 [pid 6625] set_robust_list(0x7f7dc568d9a0, 24 [pid 6624] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6625] <... set_robust_list resumed>) = 0 [pid 6625] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6625] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6622] <... futex resumed>) = 0 [pid 6625] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6626] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6622] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6626] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6623] <... futex resumed>) = 0 [pid 6622] <... futex resumed>) = 1 [pid 6623] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6622] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6626] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6623] <... futex resumed>) = 0 [pid 6626] <... mmap resumed>) = 0x7f7dc568e000 [pid 6623] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6622] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6626] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6622] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6626] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6623] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6624] <... futex resumed>) = 0 [pid 6624] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6626] <... futex resumed>) = 0 [pid 6624] <... futex resumed>) = 1 [pid 6626] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6626] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6624] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6624] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6626] <... futex resumed>) = 0 [pid 6626] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6626] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6624] <... futex resumed>) = 1 [pid 6624] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6624] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6626] <... futex resumed>) = 0 [pid 6624] <... futex resumed>) = 1 [pid 6626] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6624] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6622] <... futex resumed>) = 0 [pid 6622] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6624] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6622] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6622] exit_group(0) = ? [pid 6625] <... futex resumed>) = ? [pid 6625] +++ exited with 0 +++ [pid 6624] exit_group(0) = ? [pid 6626] <... io_uring_enter resumed>) = ? [pid 6626] +++ exited with 0 +++ [pid 6624] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6624, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6627 attached [pid 6623] <... io_uring_enter resumed>) = ? [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6627 [pid 6627] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6627] setpgid(0, 0 [pid 6623] +++ exited with 0 +++ [pid 6622] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6622, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6628 attached , child_tidptr=0x55556b8a0690) = 6628 [pid 6627] <... setpgid resumed>) = 0 [pid 6628] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6628] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6628] setpgid(0, 0) = 0 [pid 6628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6628] write(3, "1000", 4 [pid 6627] write(3, "1000", 4 [pid 6628] <... write resumed>) = 4 executing program [pid 6628] close(3) = 0 [pid 6628] write(1, "executing program\n", 18) = 18 [pid 6628] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6628] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6627] <... write resumed>) = 4 [pid 6628] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6628] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6627] close(3executing program ) = 0 [pid 6627] write(1, "executing program\n", 18) = 18 [pid 6627] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6628] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6628] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6628] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6629]}, 88) = 6629 [pid 6628] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6628] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6628] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6629 attached [pid 6627] <... futex resumed>) = 0 [pid 6629] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6627] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6629] <... rseq resumed>) = 0 [pid 6627] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6629] set_robust_list(0x7f7dc57139a0, 24 [pid 6627] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6629] <... set_robust_list resumed>) = 0 [pid 6627] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6629] rt_sigprocmask(SIG_SETMASK, [], [pid 6627] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6629] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6627] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6629] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6627] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6629] <... openat resumed>) = 3 [pid 6627] <... mprotect resumed>) = 0 [pid 6629] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6627] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6629] <... futex resumed>) = 1 [pid 6628] <... futex resumed>) = 0 [pid 6627] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6629] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6628] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6627] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6630 attached [pid 6629] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6628] <... futex resumed>) = 0 [pid 6630] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6629] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6628] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6627] <... clone3 resumed> => {parent_tid=[6630]}, 88) = 6630 [pid 6630] <... rseq resumed>) = 0 [pid 6629] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6627] rt_sigprocmask(SIG_SETMASK, [], [pid 6629] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6627] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6630] set_robust_list(0x7f7dc57139a0, 24 [pid 6629] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6627] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6630] <... set_robust_list resumed>) = 0 [pid 6627] <... futex resumed>) = 0 [pid 6630] rt_sigprocmask(SIG_SETMASK, [], [pid 6629] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6627] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6630] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6629] <... mmap resumed>) = 0x7f7dc568e000 [pid 6630] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6629] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6628] <... futex resumed>) = 0 [pid 6629] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6628] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6629] <... futex resumed>) = 0 [pid 6628] <... futex resumed>) = 0 [pid 6630] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6629] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6628] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6630] <... futex resumed>) = 1 [pid 6628] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6627] <... futex resumed>) = 0 [pid 6630] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6628] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6627] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6630] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6629] <... futex resumed>) = 0 [pid 6628] <... futex resumed>) = 1 [pid 6627] <... futex resumed>) = 0 [pid 6629] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6628] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6627] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6629] <... futex resumed>) = 0 [pid 6628] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6629] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6628] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6629] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6628] <... futex resumed>) = 0 [pid 6629] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6628] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6630] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6630] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6630] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6627] <... futex resumed>) = 0 [pid 6627] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6630] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6627] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6630] <... futex resumed>) = 0 [pid 6627] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6630] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6627] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6627] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6627] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6627] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6630] <... futex resumed>) = 1 [pid 6627] <... futex resumed>) = 0 [pid 6627] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6630] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6628] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6627] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6628] exit_group(0) = ? [pid 6627] exit_group(0) = ? [pid 6630] <... io_uring_enter resumed>) = ? [pid 6629] <... io_uring_enter resumed>) = ? [pid 6629] +++ exited with 0 +++ [pid 6628] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6628, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6630] +++ exited with 0 +++ [pid 6627] +++ exited with 0 +++ [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6627, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6631 ./strace-static-x86_64: Process 6631 attached [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6631] set_robust_list(0x55556b8a06a0, 24./strace-static-x86_64: Process 6632 attached [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6632 [pid 6631] <... set_robust_list resumed>) = 0 [pid 6632] set_robust_list(0x55556b8a06a0, 24 [pid 6631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6632] <... set_robust_list resumed>) = 0 [pid 6632] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6631] setpgid(0, 0 [pid 6632] <... prctl resumed>) = 0 [pid 6631] <... setpgid resumed>) = 0 [pid 6632] setpgid(0, 0 [pid 6631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6632] <... setpgid resumed>) = 0 [pid 6632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6631] <... openat resumed>) = 3 [pid 6631] write(3, "1000", 4 [pid 6632] <... openat resumed>) = 3 [pid 6631] <... write resumed>) = 4 executing program executing program [pid 6632] write(3, "1000", 4 [pid 6631] close(3) = 0 [pid 6632] <... write resumed>) = 4 [pid 6631] write(1, "executing program\n", 18) = 18 [pid 6632] close(3 [pid 6631] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6632] <... close resumed>) = 0 [pid 6632] write(1, "executing program\n", 18) = 18 [pid 6631] <... futex resumed>) = 0 [pid 6632] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6631] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6631] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6632] <... futex resumed>) = 0 [pid 6631] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6632] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6631] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6632] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6631] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6632] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6632] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6631] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6632] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6631] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6632] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6631] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6632] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6631] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6633 attached ./strace-static-x86_64: Process 6634 attached [pid 6632] <... clone3 resumed> => {parent_tid=[6633]}, 88) = 6633 [pid 6632] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6632] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6632] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6631] <... clone3 resumed> => {parent_tid=[6634]}, 88) = 6634 [pid 6631] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6631] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6631] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6634] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6633] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6634] <... rseq resumed>) = 0 [pid 6634] set_robust_list(0x7f7dc57139a0, 24 [pid 6633] <... rseq resumed>) = 0 [pid 6634] <... set_robust_list resumed>) = 0 [pid 6633] set_robust_list(0x7f7dc57139a0, 24 [pid 6634] rt_sigprocmask(SIG_SETMASK, [], [pid 6633] <... set_robust_list resumed>) = 0 [pid 6634] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6633] rt_sigprocmask(SIG_SETMASK, [], [pid 6634] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6633] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6633] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6634] <... openat resumed>) = 3 [pid 6633] <... openat resumed>) = 3 [pid 6634] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6633] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6634] <... futex resumed>) = 1 [pid 6633] <... futex resumed>) = 1 [pid 6632] <... futex resumed>) = 0 [pid 6631] <... futex resumed>) = 0 [pid 6634] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6633] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6632] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6631] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6632] <... futex resumed>) = 0 [pid 6634] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6633] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6632] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6631] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6633] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6634] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6633] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6634] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6633] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6634] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6633] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6634] <... mmap resumed>) = 0x7f7dc568e000 [pid 6633] <... mmap resumed>) = 0x7f7dc568e000 [pid 6634] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6633] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6632] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6631] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6632] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6633] <... futex resumed>) = 0 [pid 6631] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6634] <... futex resumed>) = 0 [pid 6632] <... futex resumed>) = 0 [pid 6634] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6633] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6632] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6631] <... futex resumed>) = 0 [pid 6632] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6631] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6634] <... futex resumed>) = 0 [pid 6632] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6634] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6632] <... futex resumed>) = 0 [pid 6633] <... futex resumed>) = 0 [pid 6631] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6632] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6633] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6631] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6633] <... futex resumed>) = 1 [pid 6634] <... futex resumed>) = 0 [pid 6632] <... futex resumed>) = 0 [pid 6633] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6631] <... futex resumed>) = 1 [pid 6634] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6632] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6631] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6634] <... futex resumed>) = 0 [pid 6633] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6632] <... futex resumed>) = 0 [pid 6631] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6634] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6632] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6631] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6634] <... futex resumed>) = 0 [pid 6634] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6631] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6632] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6631] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6633] <... io_uring_enter resumed>) = 4096 [pid 6634] <... io_uring_enter resumed>) = 4096 [pid 6633] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6634] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6633] <... futex resumed>) = 0 [pid 6634] <... futex resumed>) = 0 [pid 6633] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6632] exit_group(0 [pid 6631] exit_group(0 [pid 6633] <... futex resumed>) = ? [pid 6632] <... exit_group resumed>) = ? [pid 6631] <... exit_group resumed>) = ? [pid 6634] +++ exited with 0 +++ [pid 6631] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6631, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6633] +++ exited with 0 +++ [pid 6632] +++ exited with 0 +++ [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6632, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- ./strace-static-x86_64: Process 6635 attached [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6635 [pid 6635] set_robust_list(0x55556b8a06a0, 24 [pid 5866] <... restart_syscall resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6636 [pid 6635] <... set_robust_list resumed>) = 0 [pid 6635] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6635] setpgid(0, 0) = 0 [pid 6635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 6636 attached executing program [pid 6635] write(3, "1000", 4) = 4 [pid 6635] close(3) = 0 [pid 6635] write(1, "executing program\n", 18) = 18 [pid 6635] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6635] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6635] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6635] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6635] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6635] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6636] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6636] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6635] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6635] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6636] <... prctl resumed>) = 0 [pid 6636] setpgid(0, 0./strace-static-x86_64: Process 6637 attached ) = 0 [pid 6636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6635] <... clone3 resumed> => {parent_tid=[6637]}, 88) = 6637 [pid 6637] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6636] write(3, "1000", 4 [pid 6637] <... rseq resumed>) = 0 [pid 6636] <... write resumed>) = 4 [pid 6635] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6637] set_robust_list(0x7f7dc57139a0, 24 [pid 6636] close(3) = 0 [pid 6637] <... set_robust_list resumed>) = 0 [pid 6635] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6636] write(1, "executing program\n", 18 [pid 6635] <... futex resumed>) = 0 [pid 6637] rt_sigprocmask(SIG_SETMASK, [], [pid 6636] <... write resumed>) = 18 [pid 6636] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6636] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6636] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6636] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6637] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6635] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6637] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6636] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6636] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6636] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6638]}, 88) = 6638 [pid 6636] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6636] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6636] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6638 attached [pid 6638] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6638] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6638] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6638] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6638] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6636] <... futex resumed>) = 0 [pid 6638] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6637] <... openat resumed>) = 3 [pid 6636] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6638] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6636] <... futex resumed>) = 0 [pid 6637] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6636] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6637] <... futex resumed>) = 1 [pid 6635] <... futex resumed>) = 0 [pid 6638] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6638] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6638] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6637] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6635] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6635] <... futex resumed>) = 0 [pid 6637] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6635] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6638] <... futex resumed>) = 1 [pid 6636] <... futex resumed>) = 0 [pid 6638] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6636] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6638] <... futex resumed>) = 0 [pid 6636] <... futex resumed>) = 0 [pid 6638] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6637] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6636] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6637] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6636] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6637] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6636] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6637] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6638] <... futex resumed>) = 0 [pid 6636] <... futex resumed>) = 1 [pid 6638] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6636] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6638] <... futex resumed>) = 0 [pid 6637] <... mmap resumed>) = 0x7f7dc568e000 [pid 6636] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6637] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6638] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6637] <... futex resumed>) = 1 [pid 6636] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6635] <... futex resumed>) = 0 [pid 6637] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6635] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6635] <... futex resumed>) = 0 [pid 6637] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6635] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6637] <... futex resumed>) = 0 [pid 6635] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6637] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6635] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6635] <... futex resumed>) = 0 [pid 6637] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6635] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6637] <... futex resumed>) = 0 [pid 6635] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6637] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6635] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6635] <... futex resumed>) = 0 [pid 6637] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6636] <... futex resumed>) = 0 [pid 6635] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6636] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6635] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6636] exit_group(0) = ? [pid 6635] exit_group(0) = ? [pid 6637] <... io_uring_enter resumed>) = ? [pid 6638] <... io_uring_enter resumed>) = ? [pid 6637] +++ exited with 0 +++ [pid 6635] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6635, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6639 attached , child_tidptr=0x55556b8a0690) = 6639 [pid 6639] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6639] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6638] +++ exited with 0 +++ [pid 6636] +++ exited with 0 +++ [pid 6639] <... prctl resumed>) = 0 [pid 6639] setpgid(0, 0 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6636, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6639] <... setpgid resumed>) = 0 [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6639] write(3, "1000", 4executing program ) = 4 [pid 6639] close(3) = 0 [pid 6639] write(1, "executing program\n", 18) = 18 [pid 6639] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] <... restart_syscall resumed>) = 0 [pid 6639] <... futex resumed>) = 0 [pid 6639] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6640 attached [pid 6639] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6640 [pid 6639] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6639] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6640] set_robust_list(0x55556b8a06a0, 24 [pid 6639] <... mprotect resumed>) = 0 [pid 6639] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6640] <... set_robust_list resumed>) = 0 [pid 6639] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6640] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6639] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6641 attached [pid 6640] <... prctl resumed>) = 0 [pid 6640] setpgid(0, 0) = 0 [pid 6640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6639] <... clone3 resumed> => {parent_tid=[6641]}, 88) = 6641 [pid 6641] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6640] <... openat resumed>) = 3 [pid 6639] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6639] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6639] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6641] <... rseq resumed>) = 0 [pid 6640] write(3, "1000", 4) = 4 [pid 6640] close(3) = 0 executing program [pid 6640] write(1, "executing program\n", 18) = 18 [pid 6640] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6641] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6640] <... futex resumed>) = 0 [pid 6641] rt_sigprocmask(SIG_SETMASK, [], [pid 6640] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6639] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6640] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6639] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6640] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6639] <... futex resumed>) = 0 [pid 6640] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6639] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6640] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6639] <... mmap resumed>) = 0x7f7dc56d2000 [pid 6640] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6639] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE [pid 6640] <... mprotect resumed>) = 0 [pid 6639] <... mprotect resumed>) = 0 [pid 6641] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6640] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6639] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6640] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6639] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6640] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6639] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6643 attached ./strace-static-x86_64: Process 6642 attached [pid 6641] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6640] <... clone3 resumed> => {parent_tid=[6643]}, 88) = 6643 [pid 6639] <... clone3 resumed> => {parent_tid=[6642]}, 88) = 6642 [pid 6641] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6643] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6642] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6641] <... futex resumed>) = 0 [pid 6640] rt_sigprocmask(SIG_SETMASK, [], [pid 6639] rt_sigprocmask(SIG_SETMASK, [], [pid 6642] <... rseq resumed>) = 0 [pid 6641] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6643] <... rseq resumed>) = 0 [pid 6642] set_robust_list(0x7f7dc56f29a0, 24 [pid 6640] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6639] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6643] set_robust_list(0x7f7dc57139a0, 24 [pid 6640] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6639] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6643] <... set_robust_list resumed>) = 0 [pid 6640] <... futex resumed>) = 0 [pid 6639] <... futex resumed>) = 0 [pid 6643] rt_sigprocmask(SIG_SETMASK, [], [pid 6640] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6639] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6643] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6643] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6643] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6642] <... set_robust_list resumed>) = 0 [pid 6643] <... futex resumed>) = 1 [pid 6640] <... futex resumed>) = 0 [pid 6640] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6643] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6640] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6643] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6643] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6642] rt_sigprocmask(SIG_SETMASK, [], [pid 6643] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6642] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6642] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6643] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6643] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6640] <... futex resumed>) = 0 [pid 6640] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6643] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6640] <... futex resumed>) = 0 [pid 6643] <... futex resumed>) = 0 [pid 6640] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6643] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6640] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6640] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6643] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6642] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6639] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6643] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6639] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6643] <... futex resumed>) = 1 [pid 6640] <... futex resumed>) = 0 [pid 6639] <... futex resumed>) = 1 [pid 6643] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6642] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6641] <... futex resumed>) = 0 [pid 6640] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6639] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6642] <... mmap resumed>) = 0x7f7dc56ad000 [pid 6641] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6640] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6643] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6643] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6639] <... futex resumed>) = ? [pid 6641] +++ killed by SIGSEGV +++ [pid 6642] +++ killed by SIGSEGV +++ [pid 6639] +++ killed by SIGSEGV +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6639, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6644 [pid 6640] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6644 attached [pid 6644] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6644] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6644] setpgid(0, 0) = 0 [pid 6644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6644] write(3, "1000", 4) = 4 [pid 6644] close(3) = 0 [pid 6644] write(1, "executing program\n", 18executing program ) = 18 [pid 6644] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6644] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6644] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6644] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6644] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6644] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6644] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6645]}, 88) = 6645 ./strace-static-x86_64: Process 6645 attached [pid 6644] rt_sigprocmask(SIG_SETMASK, [], [pid 6645] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6644] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6644] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6645] <... rseq resumed>) = 0 [pid 6644] <... futex resumed>) = 0 [pid 6645] set_robust_list(0x7f7dc57139a0, 24 [pid 6644] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6645] <... set_robust_list resumed>) = 0 [pid 6645] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6645] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6645] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6644] <... futex resumed>) = 0 [pid 6645] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6644] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6645] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6644] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6645] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6644] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6644] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6645] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6644] <... futex resumed>) = 0 [pid 6645] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6644] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6640] exit_group(0) = ? [pid 6645] <... mmap resumed>) = 0x7f7dc568e000 [pid 6644] <... mmap resumed>) = 0x7f7dc566d000 [pid 6645] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6644] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE [pid 6645] <... futex resumed>) = 0 [pid 6645] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6644] <... mprotect resumed>) = 0 [pid 6644] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6644] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0}./strace-static-x86_64: Process 6646 attached => {parent_tid=[6646]}, 88) = 6646 [pid 6646] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053 [pid 6644] rt_sigprocmask(SIG_SETMASK, [], [pid 6646] <... rseq resumed>) = 0 [pid 6644] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6646] set_robust_list(0x7f7dc568d9a0, 24 [pid 6644] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6646] <... set_robust_list resumed>) = 0 [pid 6644] <... futex resumed>) = 0 [pid 6646] rt_sigprocmask(SIG_SETMASK, [], [pid 6644] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6646] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6646] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6644] <... futex resumed>) = 0 [pid 6646] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6644] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6645] <... futex resumed>) = 0 [pid 6644] <... futex resumed>) = 1 [pid 6645] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6644] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6645] <... futex resumed>) = 0 [pid 6644] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6645] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6644] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6644] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6644] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6643] <... io_uring_enter resumed>) = ? [pid 6643] +++ exited with 0 +++ [pid 6640] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6640, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6647 ./strace-static-x86_64: Process 6647 attached [pid 6647] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6647] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6647] setpgid(0, 0) = 0 [pid 6647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6647] write(3, "1000", 4) = 4 [pid 6647] close(3) = 0 executing program [pid 6647] write(1, "executing program\n", 18) = 18 [pid 6647] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6647] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6647] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6647] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6647] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6647] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6647] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6648 attached [pid 6648] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6647] <... clone3 resumed> => {parent_tid=[6648]}, 88) = 6648 [pid 6648] <... rseq resumed>) = 0 [pid 6647] rt_sigprocmask(SIG_SETMASK, [], [pid 6648] set_robust_list(0x7f7dc57139a0, 24 [pid 6647] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6648] <... set_robust_list resumed>) = 0 [pid 6647] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6648] rt_sigprocmask(SIG_SETMASK, [], [pid 6647] <... futex resumed>) = 0 [pid 6647] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6648] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6648] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6648] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6647] <... futex resumed>) = 0 [pid 6648] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6647] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6648] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6647] <... futex resumed>) = 0 [pid 6647] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6648] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6648] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6648] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6647] <... futex resumed>) = 0 [pid 6647] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6647] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6648] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6647] <... futex resumed>) = 0 [pid 6647] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6647] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6648] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6647] <... futex resumed>) = 0 [pid 6647] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6648] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6647] <... futex resumed>) = 0 [pid 6647] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6647] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6644] exit_group(0 [pid 6646] <... futex resumed>) = ? [pid 6644] <... exit_group resumed>) = ? [pid 6646] +++ exited with 0 +++ [pid 6645] <... io_uring_enter resumed>) = ? [pid 6647] exit_group(0) = ? [pid 6645] +++ exited with 0 +++ [pid 6644] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6644, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6649 ./strace-static-x86_64: Process 6649 attached [pid 6649] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6649] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6649] setpgid(0, 0) = 0 [pid 6649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6649] write(3, "1000", 4) = 4 [pid 6649] close(3) = 0 executing program [pid 6649] write(1, "executing program\n", 18) = 18 [pid 6649] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6649] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6649] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6649] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6649] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6649] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6649] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6650 attached => {parent_tid=[6650]}, 88) = 6650 [pid 6649] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6649] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6649] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6650] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6650] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6650] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6650] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6650] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6650] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6649] <... futex resumed>) = 0 [pid 6649] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6650] <... futex resumed>) = 0 [pid 6649] <... futex resumed>) = 1 [pid 6650] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6649] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6650] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6650] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6650] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6650] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6649] <... futex resumed>) = 0 [pid 6649] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6649] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6650] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6649] <... futex resumed>) = 0 [pid 6649] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6649] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6650] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6649] <... futex resumed>) = 0 [pid 6649] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6650] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6649] <... futex resumed>) = 0 [pid 6649] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6648] <... io_uring_enter resumed>) = ? [pid 6648] +++ exited with 0 +++ [pid 6647] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6647, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6651 ./strace-static-x86_64: Process 6651 attached [pid 6651] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6651] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program ) = 0 [pid 6651] setpgid(0, 0) = 0 [pid 6651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6651] write(3, "1000", 4) = 4 [pid 6651] close(3) = 0 [pid 6651] write(1, "executing program\n", 18) = 18 [pid 6651] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6651] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6651] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6651] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6651] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6651] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6651] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6652]}, 88) = 6652 [pid 6651] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6651] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6651] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6652 attached [pid 6652] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6652] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6652] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6652] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6652] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6651] <... futex resumed>) = 0 [pid 6651] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6651] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6652] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6652] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6652] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6652] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6651] <... futex resumed>) = 0 [pid 6651] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6651] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6652] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6651] <... futex resumed>) = 0 [pid 6651] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6651] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6652] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6651] <... futex resumed>) = 0 [pid 6651] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6651] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6652] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6651] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6651] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6650] <... io_uring_enter resumed>) = 4096 [pid 6650] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6650] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6649] exit_group(0 [pid 6650] <... futex resumed>) = ? [pid 6649] <... exit_group resumed>) = ? [pid 6650] +++ exited with 0 +++ [pid 6649] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6649, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6653 attached , child_tidptr=0x55556b8a0690) = 6653 [pid 6653] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6653] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6651] exit_group(0) = ? [pid 6653] setpgid(0, 0) = 0 [pid 6653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6653] write(3, "1000", 4) = 4 [pid 6653] close(3) = 0 [pid 6653] write(1, "executing program\n", 18) = 18 [pid 6653] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6653] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6653] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6653] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6653] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6653] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6653] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6654]}, 88) = 6654 [pid 6653] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6654 attached NULL, 8) = 0 [pid 6653] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6653] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6654] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6654] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6654] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6654] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6654] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6653] <... futex resumed>) = 0 [pid 6654] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6653] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6653] <... futex resumed>) = 0 [pid 6654] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6653] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6654] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6654] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6654] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6654] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6653] <... futex resumed>) = 0 [pid 6653] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6653] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6654] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6653] <... futex resumed>) = 0 [pid 6653] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6653] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6654] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6653] <... futex resumed>) = 0 [pid 6653] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6653] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6654] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6653] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6652] <... io_uring_enter resumed>) = ? [pid 6652] +++ exited with 0 +++ [pid 6651] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6651, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6655 ./strace-static-x86_64: Process 6655 attached [pid 6655] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6655] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6655] setpgid(0, 0) = 0 [pid 6655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6655] write(3, "1000", 4) = 4 [pid 6655] close(3) = 0 [pid 6655] write(1, "executing program\n", 18) = 18 [pid 6655] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6655] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6655] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6655] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6655] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6655] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6655] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6656 attached [pid 6656] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6655] <... clone3 resumed> => {parent_tid=[6656]}, 88) = 6656 [pid 6655] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6656] <... rseq resumed>) = 0 [pid 6656] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6656] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6656] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6655] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6656] <... futex resumed>) = 0 [pid 6656] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6655] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6656] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6655] <... futex resumed>) = 0 [pid 6655] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6655] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6656] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6656] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6656] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6656] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6655] <... futex resumed>) = 0 [pid 6655] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6656] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6655] <... futex resumed>) = 0 [pid 6656] <... futex resumed>) = 0 [pid 6655] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6655] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6655] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6656] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6655] <... futex resumed>) = 0 [pid 6655] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6655] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6656] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6655] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6653] exit_group(0) = ? [pid 6655] exit_group(0) = ? [pid 6654] <... io_uring_enter resumed>) = ? [pid 6654] +++ exited with 0 +++ [pid 6653] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6653, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6657 attached [pid 6657] set_robust_list(0x55556b8a06a0, 24 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6657 [pid 6657] <... set_robust_list resumed>) = 0 [pid 6657] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6657] setpgid(0, 0) = 0 [pid 6657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6657] write(3, "1000", 4) = 4 [pid 6657] close(3) = 0 executing program [pid 6657] write(1, "executing program\n", 18) = 18 [pid 6657] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6657] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6657] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6657] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6657] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6657] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6657] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6658 attached => {parent_tid=[6658]}, 88) = 6658 [pid 6657] rt_sigprocmask(SIG_SETMASK, [], [pid 6658] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6657] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6658] set_robust_list(0x7f7dc57139a0, 24 [pid 6657] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6658] <... set_robust_list resumed>) = 0 [pid 6657] <... futex resumed>) = 0 [pid 6658] rt_sigprocmask(SIG_SETMASK, [], [pid 6657] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6658] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6658] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6658] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6657] <... futex resumed>) = 0 [pid 6657] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6657] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6658] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6658] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6658] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6658] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6657] <... futex resumed>) = 0 [pid 6657] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6657] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6658] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6657] <... futex resumed>) = 0 [pid 6657] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6657] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6658] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6657] <... futex resumed>) = 0 [pid 6657] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6657] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6658] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6657] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6656] <... io_uring_enter resumed>) = ? [pid 6656] +++ exited with 0 +++ [pid 6655] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6655, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6659 attached , child_tidptr=0x55556b8a0690) = 6659 [pid 6659] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6659] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6659] setpgid(0, 0) = 0 [pid 6659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6659] write(3, "1000", 4) = 4 [pid 6659] close(3) = 0 executing program [pid 6659] write(1, "executing program\n", 18) = 18 [pid 6659] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6659] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6659] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6659] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6659] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6659] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6659] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6660]}, 88) = 6660 [pid 6659] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6659] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6660 attached ) = 0 [pid 6659] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6660] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6660] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6660] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6660] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6660] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6659] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6659] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6659] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6657] exit_group(0) = ? [pid 6660] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6660] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6660] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6660] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6659] <... futex resumed>) = 0 [pid 6660] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6659] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6659] <... futex resumed>) = 0 [pid 6660] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6660] <... futex resumed>) = 0 [pid 6659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6660] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6660] <... futex resumed>) = 0 [pid 6659] <... futex resumed>) = 0 [pid 6660] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6659] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6659] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6660] <... futex resumed>) = 0 [pid 6659] <... futex resumed>) = 1 [pid 6660] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6659] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6658] <... io_uring_enter resumed>) = ? [pid 6659] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6658] +++ exited with 0 +++ [pid 6657] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6657, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6661 ./strace-static-x86_64: Process 6661 attached [pid 6661] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6661] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6661] setpgid(0, 0) = 0 [pid 6661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 6661] write(3, "1000", 4) = 4 [pid 6661] close(3) = 0 [pid 6661] write(1, "executing program\n", 18) = 18 [pid 6661] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6661] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6661] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6661] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6661] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6661] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6661] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6662 attached [pid 6662] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6661] <... clone3 resumed> => {parent_tid=[6662]}, 88) = 6662 [pid 6662] <... rseq resumed>) = 0 [pid 6661] rt_sigprocmask(SIG_SETMASK, [], [pid 6662] set_robust_list(0x7f7dc57139a0, 24 [pid 6661] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6661] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6661] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6662] <... set_robust_list resumed>) = 0 [pid 6662] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6662] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6662] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6661] <... futex resumed>) = 0 [pid 6661] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6661] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6662] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6662] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6662] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6662] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6661] <... futex resumed>) = 0 [pid 6662] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6661] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6662] <... futex resumed>) = 0 [pid 6661] <... futex resumed>) = 0 [pid 6662] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6661] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6661] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6662] <... futex resumed>) = 0 [pid 6661] <... futex resumed>) = 1 [pid 6662] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6661] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6662] <... futex resumed>) = 0 [pid 6661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6662] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6661] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6662] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6661] <... futex resumed>) = 0 [pid 6661] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6660] <... io_uring_enter resumed>) = 4096 [pid 6660] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6659] exit_group(0) = ? [pid 6660] +++ exited with 0 +++ [pid 6659] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6659, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6663 ./strace-static-x86_64: Process 6663 attached [pid 6663] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6663] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program ) = 0 [pid 6663] setpgid(0, 0) = 0 [pid 6663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6663] write(3, "1000", 4) = 4 [pid 6663] close(3) = 0 [pid 6663] write(1, "executing program\n", 18) = 18 [pid 6663] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6663] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6663] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6663] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6663] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6663] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6663] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6664 attached => {parent_tid=[6664]}, 88) = 6664 [pid 6663] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6663] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6663] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6664] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6664] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6664] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6664] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6664] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6663] <... futex resumed>) = 0 [pid 6663] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6663] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6664] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6664] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6664] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6664] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6663] <... futex resumed>) = 0 [pid 6663] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6663] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6664] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6663] <... futex resumed>) = 0 [pid 6663] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6663] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6664] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6663] <... futex resumed>) = 0 [pid 6663] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6663] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6664] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6663] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6661] exit_group(0) = ? [pid 6662] <... io_uring_enter resumed>) = ? [pid 6662] +++ exited with 0 +++ [pid 6661] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6661, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6665 ./strace-static-x86_64: Process 6665 attached [pid 6665] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6665] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6665] setpgid(0, 0) = 0 [pid 6665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6665] write(3, "1000", 4executing program ) = 4 [pid 6665] close(3) = 0 [pid 6665] write(1, "executing program\n", 18) = 18 [pid 6665] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6663] exit_group(0 [pid 6665] <... futex resumed>) = 0 [pid 6663] <... exit_group resumed>) = ? [pid 6665] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6665] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6665] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6665] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6665] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6665] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6666]}, 88) = 6666 [pid 6665] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6665] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6665] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6666 attached [pid 6666] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6666] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6666] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6666] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6666] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6665] <... futex resumed>) = 0 [pid 6666] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6665] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6666] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6665] <... futex resumed>) = 0 [pid 6666] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6665] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6666] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6666] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6666] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6665] <... futex resumed>) = 0 [pid 6666] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6665] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6666] <... futex resumed>) = 0 [pid 6665] <... futex resumed>) = 0 [pid 6666] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6665] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6665] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6665] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6666] <... futex resumed>) = 0 [pid 6666] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6665] <... futex resumed>) = 0 [pid 6665] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6665] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6666] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6665] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6665] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6664] <... io_uring_enter resumed>) = ? [pid 6664] +++ exited with 0 +++ [pid 6663] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6663, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6667 ./strace-static-x86_64: Process 6667 attached [pid 6665] exit_group(0) = ? [pid 6667] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6667] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6667] setpgid(0, 0) = 0 [pid 6667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6667] write(3, "1000", 4) = 4 [pid 6667] close(3) = 0 [pid 6667] write(1, "executing program\n", 18executing program ) = 18 [pid 6667] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6667] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6667] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6667] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6667] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6666] <... io_uring_enter resumed>) = ? [pid 6667] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6667] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6668 attached => {parent_tid=[6668]}, 88) = 6668 [pid 6667] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6667] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6667] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6668] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6668] set_robust_list(0x7f7dc57139a0, 24 [pid 6666] +++ exited with 0 +++ [pid 6665] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6665, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6668] <... set_robust_list resumed>) = 0 [pid 5862] restart_syscall(<... resuming interrupted clone ...> [pid 6668] rt_sigprocmask(SIG_SETMASK, [], [pid 6667] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5862] <... restart_syscall resumed>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6669 attached [pid 6668] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6667] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6669 [pid 6669] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6669] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6668] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6667] <... futex resumed>) = 0 [pid 6669] setpgid(0, 0) = 0 [pid 6669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6669] write(3, "1000", 4) = 4 [pid 6669] close(3) = 0 [pid 6669] write(1, "executing program\n", 18 [pid 6668] <... openat resumed>) = 3 [pid 6667] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6668] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6667] <... mmap resumed>) = 0x7f7dc56d2000 [pid 6668] <... futex resumed>) = 0 executing program [pid 6667] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE [pid 6669] <... write resumed>) = 18 [pid 6667] <... mprotect resumed>) = 0 [pid 6668] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6669] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6669] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6667] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6669] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6669] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6669] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6669] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6669] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6667] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6669] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6669] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6670 attached => {parent_tid=[6670]}, 88) = 6670 [pid 6669] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6669] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6669] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6670] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6670] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6670] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6670] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6670] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6667] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6671 attached => {parent_tid=[6671]}, 88) = 6671 [pid 6667] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6667] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6667] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6671] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6670] <... futex resumed>) = 1 [pid 6669] <... futex resumed>) = 0 [pid 6669] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6671] <... rseq resumed>) = 0 [pid 6669] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6670] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6671] set_robust_list(0x7f7dc56f29a0, 24 [pid 6670] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6671] <... set_robust_list resumed>) = 0 [pid 6670] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6670] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6670] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6669] <... futex resumed>) = 0 [pid 6669] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6670] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6669] <... futex resumed>) = 0 [pid 6671] rt_sigprocmask(SIG_SETMASK, [], [pid 6670] <... futex resumed>) = 0 [pid 6669] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6671] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6669] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6669] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6670] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6669] <... futex resumed>) = 0 [pid 6670] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6669] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6671] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6669] <... futex resumed>) = 0 [pid 6669] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6667] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6667] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6671] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6667] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6667] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6667] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6671] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6668] <... futex resumed>) = 0 [pid 6668] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6667] <... futex resumed>) = ? [pid 6668] +++ killed by SIGSEGV +++ [pid 6671] <... mmap resumed>) = ? [pid 6671] +++ killed by SIGSEGV +++ [pid 6667] +++ killed by SIGSEGV +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6667, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6672 [pid 6669] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6672 attached [pid 6672] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6672] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6672] setpgid(0, 0) = 0 [pid 6672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6672] write(3, "1000", 4) = 4 [pid 6672] close(3) = 0 [pid 6672] write(1, "executing program\n", 18executing program ) = 18 [pid 6672] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6672] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6672] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6672] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6672] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6672] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6672] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6673 attached [pid 6673] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6672] <... clone3 resumed> => {parent_tid=[6673]}, 88) = 6673 [pid 6673] <... rseq resumed>) = 0 [pid 6672] rt_sigprocmask(SIG_SETMASK, [], [pid 6673] set_robust_list(0x7f7dc57139a0, 24 [pid 6672] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6672] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6673] <... set_robust_list resumed>) = 0 [pid 6672] <... futex resumed>) = 0 [pid 6673] rt_sigprocmask(SIG_SETMASK, [], [pid 6672] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6673] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6673] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6673] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6672] <... futex resumed>) = 0 [pid 6673] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6672] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6673] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6672] <... futex resumed>) = 0 [pid 6672] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6673] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6673] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6673] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6672] <... futex resumed>) = 0 [pid 6672] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6672] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6673] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6672] <... futex resumed>) = 0 [pid 6672] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6672] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6673] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6672] <... futex resumed>) = 0 [pid 6672] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6672] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6673] <... futex resumed>) = 1 [pid 6673] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6669] exit_group(0) = ? [pid 6672] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6670] <... io_uring_enter resumed>) = ? [pid 6670] +++ exited with 0 +++ [pid 6669] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6669, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6674 attached , child_tidptr=0x55556b8a0690) = 6674 [pid 6674] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6674] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6674] setpgid(0, 0) = 0 [pid 6674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6674] write(3, "1000", 4) = 4 [pid 6674] close(3) = 0 executing program [pid 6674] write(1, "executing program\n", 18) = 18 [pid 6674] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6674] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6674] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6674] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6674] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6674] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6674] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6675 attached => {parent_tid=[6675]}, 88) = 6675 [pid 6674] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6674] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6674] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6675] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6675] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6675] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6675] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6675] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6674] <... futex resumed>) = 0 [pid 6674] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6674] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6675] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6675] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6675] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6675] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6674] <... futex resumed>) = 0 [pid 6675] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6674] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6675] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6675] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6674] <... futex resumed>) = 0 [pid 6673] <... io_uring_enter resumed>) = 4096 [pid 6674] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6674] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6674] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6675] <... futex resumed>) = 0 [pid 6675] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6675] <... futex resumed>) = 0 [pid 6674] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6674] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6675] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6673] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6672] exit_group(0 [pid 6673] <... futex resumed>) = ? [pid 6672] <... exit_group resumed>) = ? [pid 6674] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6673] +++ exited with 0 +++ [pid 6672] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6672, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6676 attached , child_tidptr=0x55556b8a0690) = 6676 [pid 6676] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6676] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6676] setpgid(0, 0) = 0 [pid 6676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6676] write(3, "1000", 4) = 4 [pid 6676] close(3) = 0 [pid 6676] write(1, "executing program\n", 18executing program ) = 18 [pid 6676] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6676] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6676] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6676] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6676] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6675] <... io_uring_enter resumed>) = 4096 [pid 6676] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6675] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6676] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6675] <... futex resumed>) = 0 [pid 6674] exit_group(0) = ? [pid 6676] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6677]}, 88) = 6677 [pid 6676] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6677 attached [pid 6676] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6675] +++ exited with 0 +++ [pid 6674] +++ exited with 0 +++ [pid 6676] <... futex resumed>) = 0 [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6674, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6676] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6677] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6677] <... rseq resumed>) = 0 [pid 6677] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6677] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6677] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6677] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6677] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6676] <... futex resumed>) = 0 [pid 6676] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6677] <... futex resumed>) = 0 [pid 6676] <... futex resumed>) = 1 [pid 6677] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6676] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6677] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6677] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6677] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6677] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6676] <... futex resumed>) = 0 [pid 6677] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6676] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6677] <... futex resumed>) = 0 [pid 6676] <... futex resumed>) = 0 [pid 6677] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6676] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6676] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6677] <... futex resumed>) = 0 [pid 6676] <... futex resumed>) = 1 [pid 6677] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6676] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6677] <... futex resumed>) = 0 [pid 6676] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6677] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6676] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6676] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6678 ./strace-static-x86_64: Process 6678 attached [pid 6678] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6678] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6676] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6678] <... prctl resumed>) = 0 [pid 6678] setpgid(0, 0) = 0 [pid 6678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6678] write(3, "1000", 4) = 4 [pid 6678] close(3) = 0 executing program [pid 6678] write(1, "executing program\n", 18) = 18 [pid 6678] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6678] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6678] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6678] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6678] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6678] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6678] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6679]}, 88) = 6679 [pid 6678] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6678] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6678] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6679 attached [pid 6679] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6679] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6679] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6679] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6679] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6678] <... futex resumed>) = 0 [pid 6678] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6678] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6679] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6679] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6679] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6679] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6679] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6678] <... futex resumed>) = 0 [pid 6678] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6679] <... futex resumed>) = 0 [pid 6679] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6679] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6678] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6678] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6678] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6679] <... futex resumed>) = 0 [pid 6679] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6678] <... futex resumed>) = 0 [pid 6678] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6678] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6679] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6678] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6677] <... io_uring_enter resumed>) = 4096 [pid 6677] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6676] exit_group(0 [pid 6677] <... futex resumed>) = ? [pid 6676] <... exit_group resumed>) = ? [pid 6677] +++ exited with 0 +++ [pid 6676] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6676, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6680 attached , child_tidptr=0x55556b8a0690) = 6680 [pid 6680] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6680] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6680] setpgid(0, 0) = 0 [pid 6680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6680] write(3, "1000", 4) = 4 [pid 6680] close(3) = 0 [pid 6680] write(1, "executing program\n", 18) = 18 [pid 6680] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6680] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6680] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6680] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6680] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6680] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6680] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6681 attached => {parent_tid=[6681]}, 88) = 6681 [pid 6681] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6680] rt_sigprocmask(SIG_SETMASK, [], [pid 6681] <... rseq resumed>) = 0 [pid 6680] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6679] <... io_uring_enter resumed>) = 4096 [pid 6681] set_robust_list(0x7f7dc57139a0, 24 [pid 6680] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6681] <... set_robust_list resumed>) = 0 [pid 6680] <... futex resumed>) = 0 [pid 6680] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6681] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6681] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6681] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6680] <... futex resumed>) = 0 [pid 6680] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6680] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6681] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6681] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6681] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6681] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6680] <... futex resumed>) = 0 [pid 6680] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6680] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6681] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6680] <... futex resumed>) = 0 [pid 6680] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6680] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6681] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6680] <... futex resumed>) = 0 [pid 6679] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6680] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6679] <... futex resumed>) = 0 [pid 6680] <... futex resumed>) = 0 [pid 6679] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6681] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6680] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6678] exit_group(0 [pid 6679] <... futex resumed>) = ? [pid 6678] <... exit_group resumed>) = ? [pid 6679] +++ exited with 0 +++ [pid 6678] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6678, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6682 ./strace-static-x86_64: Process 6682 attached [pid 6682] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6682] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6682] setpgid(0, 0) = 0 [pid 6682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6680] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6682] write(3, "1000", 4executing program ) = 4 [pid 6682] close(3) = 0 [pid 6682] write(1, "executing program\n", 18) = 18 [pid 6682] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6682] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6682] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6682] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6682] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6682] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6682] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6683 attached => {parent_tid=[6683]}, 88) = 6683 [pid 6682] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6682] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6683] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6682] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6683] <... rseq resumed>) = 0 [pid 6683] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6683] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6683] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6683] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6682] <... futex resumed>) = 0 [pid 6683] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6682] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6683] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6682] <... futex resumed>) = 0 [pid 6683] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6682] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6683] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6683] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6683] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6682] <... futex resumed>) = 0 [pid 6683] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6682] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6683] <... futex resumed>) = 0 [pid 6682] <... futex resumed>) = 0 [pid 6683] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6682] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6682] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6683] <... futex resumed>) = 0 [pid 6682] <... futex resumed>) = 1 [pid 6683] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6682] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6683] <... futex resumed>) = 0 [pid 6682] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6683] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6682] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6682] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6680] exit_group(0) = ? [pid 6681] <... io_uring_enter resumed>) = ? [pid 6681] +++ exited with 0 +++ [pid 6680] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6680, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6684 ./strace-static-x86_64: Process 6684 attached [pid 6684] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6684] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6684] setpgid(0, 0) = 0 [pid 6684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6684] write(3, "1000", 4) = 4 [pid 6684] close(3) = 0 [pid 6684] write(1, "executing program\n", 18executing program ) = 18 [pid 6684] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6684] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6684] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6684] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6684] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6684] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6684] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6685]}, 88) = 6685 [pid 6684] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6684] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6684] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6685 attached [pid 6682] exit_group(0) = ? [pid 6685] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6685] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6685] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6685] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6685] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6684] <... futex resumed>) = 0 [pid 6684] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6684] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6685] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6685] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6685] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6685] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6684] <... futex resumed>) = 0 [pid 6684] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6684] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6685] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6684] <... futex resumed>) = 0 [pid 6684] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6684] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6685] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6684] <... futex resumed>) = 0 [pid 6684] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6684] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6685] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6684] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6683] <... io_uring_enter resumed>) = ? [pid 6683] +++ exited with 0 +++ [pid 6682] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6682, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6686 ./strace-static-x86_64: Process 6686 attached [pid 6686] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6686] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6686] setpgid(0, 0) = 0 [pid 6686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6686] write(3, "1000", 4) = 4 [pid 6686] close(3) = 0 [pid 6686] write(1, "executing program\n", 18) = 18 [pid 6686] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6686] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6686] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6686] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6686] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6686] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6686] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6687]}, 88) = 6687 [pid 6686] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6686] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6686] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6687 attached [pid 6687] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6687] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6686] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6687] rt_sigprocmask(SIG_SETMASK, [], [pid 6686] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6687] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6686] <... futex resumed>) = 0 [pid 6686] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6687] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6686] <... mmap resumed>) = 0x7f7dc56d2000 [pid 6687] <... openat resumed>) = 3 [pid 6686] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE [pid 6687] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6686] <... mprotect resumed>) = 0 [pid 6687] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6686] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6686] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6688 attached => {parent_tid=[6688]}, 88) = 6688 [pid 6686] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6686] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6686] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6688] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053) = 0 [pid 6688] set_robust_list(0x7f7dc56f29a0, 24) = 0 [pid 6688] rt_sigprocmask(SIG_SETMASK, [], [pid 6686] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6688] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6686] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6688] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6686] <... futex resumed>) = 1 [pid 6686] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6688] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6687] <... futex resumed>) = 0 [pid 6687] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6686] <... futex resumed>) = ? [pid 6688] <... mmap resumed>) = ? [pid 6687] +++ killed by SIGSEGV +++ [pid 6688] +++ killed by SIGSEGV +++ [pid 6686] +++ killed by SIGSEGV +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6686, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6689 ./strace-static-x86_64: Process 6689 attached [pid 6689] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6689] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6689] setpgid(0, 0) = 0 [pid 6689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6689] write(3, "1000", 4) = 4 executing program [pid 6689] close(3) = 0 [pid 6689] write(1, "executing program\n", 18) = 18 [pid 6689] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6689] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6689] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6689] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6689] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6689] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6689] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6690 attached [pid 6690] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6690] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6690] rt_sigprocmask(SIG_SETMASK, [], [pid 6689] <... clone3 resumed> => {parent_tid=[6690]}, 88) = 6690 [pid 6689] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6689] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6689] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6690] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6690] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6690] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6689] <... futex resumed>) = 0 [pid 6690] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6689] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6689] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6690] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6690] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6690] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6689] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6689] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6689] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc566d000 [pid 6689] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6689] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6689] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0} => {parent_tid=[6691]}, 88) = 6691 [pid 6689] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6689] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6689] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6691 attached [pid 6691] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053) = 0 [pid 6691] set_robust_list(0x7f7dc568d9a0, 24) = 0 [pid 6691] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6691] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6689] <... futex resumed>) = ? [pid 6691] +++ killed by SIGSEGV +++ [pid 6690] +++ killed by SIGSEGV +++ [pid 6689] +++ killed by SIGSEGV +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6689, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 6685] <... io_uring_enter resumed>) = 4096 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6685] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6685] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6684] exit_group(0) = ? [pid 6685] <... futex resumed>) = ? [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6692 [pid 6685] +++ exited with 0 +++ ./strace-static-x86_64: Process 6692 attached [pid 6684] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6684, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6692] set_robust_list(0x55556b8a06a0, 24 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6693 [pid 6692] <... set_robust_list resumed>) = 0 [pid 6692] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6692] setpgid(0, 0./strace-static-x86_64: Process 6693 attached ) = 0 [pid 6693] set_robust_list(0x55556b8a06a0, 24 [pid 6692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6693] <... set_robust_list resumed>) = 0 [pid 6692] write(3, "1000", 4 [pid 6693] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6692] <... write resumed>) = 4 executing program [pid 6693] setpgid(0, 0 [pid 6692] close(3 [pid 6693] <... setpgid resumed>) = 0 [pid 6692] <... close resumed>) = 0 [pid 6693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6692] write(1, "executing program\n", 18 [pid 6693] <... openat resumed>) = 3 [pid 6692] <... write resumed>) = 18 executing program [pid 6693] write(3, "1000", 4 [pid 6692] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6693] <... write resumed>) = 4 [pid 6692] <... futex resumed>) = 0 [pid 6693] close(3 [pid 6692] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6693] <... close resumed>) = 0 [pid 6692] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6693] write(1, "executing program\n", 18 [pid 6692] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6693] <... write resumed>) = 18 [pid 6692] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6693] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6692] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6693] <... futex resumed>) = 0 [pid 6693] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6692] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6693] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6692] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6693] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6692] <... mprotect resumed>) = 0 [pid 6693] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6692] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6693] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6692] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6693] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6692] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6694 attached [pid 6693] <... mprotect resumed>) = 0 [pid 6694] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6693] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6692] <... clone3 resumed> => {parent_tid=[6694]}, 88) = 6694 [pid 6694] set_robust_list(0x7f7dc57139a0, 24 [pid 6693] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6694] <... set_robust_list resumed>) = 0 [pid 6692] rt_sigprocmask(SIG_SETMASK, [], [pid 6694] rt_sigprocmask(SIG_SETMASK, [], [pid 6693] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6692] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6694] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6692] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6694] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6692] <... futex resumed>) = 0 [pid 6694] <... openat resumed>) = 3 [pid 6692] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6694] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6695 attached [pid 6694] <... futex resumed>) = 0 [pid 6693] <... clone3 resumed> => {parent_tid=[6695]}, 88) = 6695 [pid 6692] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6695] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6692] <... futex resumed>) = 0 [pid 6695] <... rseq resumed>) = 0 [pid 6693] rt_sigprocmask(SIG_SETMASK, [], [pid 6692] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6695] set_robust_list(0x7f7dc57139a0, 24 [pid 6694] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6693] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6693] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6695] <... set_robust_list resumed>) = 0 [pid 6693] <... futex resumed>) = 0 [pid 6694] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6695] rt_sigprocmask(SIG_SETMASK, [], [pid 6693] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6695] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6694] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6695] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6694] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6695] <... openat resumed>) = 3 [pid 6694] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6695] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6694] <... mmap resumed>) = 0x7f7dc568e000 [pid 6695] <... futex resumed>) = 1 [pid 6693] <... futex resumed>) = 0 [pid 6695] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6694] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6693] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6694] <... futex resumed>) = 1 [pid 6693] <... futex resumed>) = 0 [pid 6692] <... futex resumed>) = 0 [pid 6695] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6694] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6693] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6692] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6695] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6694] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6692] <... futex resumed>) = 0 [pid 6694] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6692] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6694] <... futex resumed>) = 0 [pid 6692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6694] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6692] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6694] <... futex resumed>) = 0 [pid 6692] <... futex resumed>) = 0 [pid 6694] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6692] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6692] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6695] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6694] <... futex resumed>) = 0 [pid 6692] <... futex resumed>) = 1 [pid 6694] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6692] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6695] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6695] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6693] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6695] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6693] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6695] <... futex resumed>) = 0 [pid 6693] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6695] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6693] <... futex resumed>) = 0 [pid 6693] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6693] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6692] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6695] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6693] <... futex resumed>) = 0 [pid 6695] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6693] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6693] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6692] exit_group(0) = ? [pid 6693] exit_group(0) = ? [pid 6695] <... io_uring_enter resumed>) = ? [pid 6695] +++ exited with 0 +++ [pid 6693] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6693, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6696 attached , child_tidptr=0x55556b8a0690) = 6696 [pid 6696] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6696] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6696] setpgid(0, 0) = 0 [pid 6696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6696] write(3, "1000", 4) = 4 executing program [pid 6696] close(3) = 0 [pid 6696] write(1, "executing program\n", 18) = 18 [pid 6696] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6696] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6696] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6696] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6696] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6696] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6696] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6697 attached [pid 6697] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6696] <... clone3 resumed> => {parent_tid=[6697]}, 88) = 6697 [pid 6697] <... rseq resumed>) = 0 [pid 6696] rt_sigprocmask(SIG_SETMASK, [], [pid 6697] set_robust_list(0x7f7dc57139a0, 24 [pid 6696] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6697] <... set_robust_list resumed>) = 0 [pid 6696] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6697] rt_sigprocmask(SIG_SETMASK, [], [pid 6696] <... futex resumed>) = 0 [pid 6697] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6696] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6697] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6697] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6696] <... futex resumed>) = 0 [pid 6696] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6696] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6697] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6697] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6697] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6697] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6697] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6696] <... futex resumed>) = 0 [pid 6696] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6697] <... futex resumed>) = 0 [pid 6696] <... futex resumed>) = 1 [pid 6697] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6696] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6697] <... futex resumed>) = 0 [pid 6696] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6697] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6696] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6696] <... futex resumed>) = 0 [pid 6697] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6696] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6697] <... futex resumed>) = 0 [pid 6696] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6697] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6696] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6696] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6694] <... io_uring_enter resumed>) = ? [pid 6694] +++ exited with 0 +++ [pid 6692] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6692, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...> [pid 6696] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5862] <... restart_syscall resumed>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6698 attached , child_tidptr=0x55556b8a0690) = 6698 [pid 6698] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6698] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6698] setpgid(0, 0) = 0 [pid 6698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6698] write(3, "1000", 4) = 4 [pid 6698] close(3) = 0 executing program [pid 6698] write(1, "executing program\n", 18) = 18 [pid 6698] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6698] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6698] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6698] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6698] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6698] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6698] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6699]}, 88) = 6699 ./strace-static-x86_64: Process 6699 attached [pid 6698] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6698] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6698] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6699] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6698] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6699] set_robust_list(0x7f7dc57139a0, 24 [pid 6698] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6698] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6699] <... set_robust_list resumed>) = 0 [pid 6698] <... mmap resumed>) = 0x7f7dc56d2000 [pid 6699] rt_sigprocmask(SIG_SETMASK, [], [pid 6698] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE [pid 6699] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6698] <... mprotect resumed>) = 0 [pid 6698] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6699] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6698] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6699] <... openat resumed>) = 3 [pid 6698] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0} [pid 6699] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6700 attached ) = 0 [pid 6698] <... clone3 resumed> => {parent_tid=[6700]}, 88) = 6700 [pid 6698] rt_sigprocmask(SIG_SETMASK, [], [pid 6699] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6698] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6698] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6698] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6700] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053) = 0 [pid 6700] set_robust_list(0x7f7dc56f29a0, 24) = 0 [pid 6700] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6700] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6698] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6698] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6698] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6700] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6699] <... futex resumed>) = 0 [pid 6700] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6699] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6698] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6698] futex(0x7f7dc57e434c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6698] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56b1000 [pid 6700] <... mmap resumed>) = ? [pid 6700] +++ killed by SIGSEGV +++ [pid 6699] +++ killed by SIGSEGV +++ [pid 6698] +++ killed by SIGSEGV +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6698, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6701 attached , child_tidptr=0x55556b8a0690) = 6701 [pid 6701] set_robust_list(0x55556b8a06a0, 24 [pid 6697] <... io_uring_enter resumed>) = 4096 [pid 6701] <... set_robust_list resumed>) = 0 [pid 6701] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6701] setpgid(0, 0) = 0 [pid 6701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6701] write(3, "1000", 4 [pid 6697] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6697] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6696] exit_group(0 [pid 6701] <... write resumed>) = 4 [pid 6697] <... futex resumed>) = ? [pid 6696] <... exit_group resumed>) = ? [pid 6701] close(3 [pid 6697] +++ exited with 0 +++ [pid 6696] +++ exited with 0 +++ executing program [pid 6701] <... close resumed>) = 0 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6696, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6701] write(1, "executing program\n", 18) = 18 [pid 6701] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6702 attached [pid 6701] <... futex resumed>) = 0 [pid 6701] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6702 [pid 6701] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6701] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6702] set_robust_list(0x55556b8a06a0, 24 [pid 6701] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6702] <... set_robust_list resumed>) = 0 [pid 6701] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6702] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6701] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6701] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6702] <... prctl resumed>) = 0 [pid 6701] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6702] setpgid(0, 0) = 0 [pid 6701] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6701] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6703 attached => {parent_tid=[6703]}, 88) = 6703 [pid 6702] <... openat resumed>) = 3 [pid 6701] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6703] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6702] write(3, "1000", 4 [pid 6701] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6703] <... rseq resumed>) = 0 [pid 6702] <... write resumed>) = 4 [pid 6701] <... futex resumed>) = 0 [pid 6703] set_robust_list(0x7f7dc57139a0, 24 [pid 6702] close(3 [pid 6703] <... set_robust_list resumed>) = 0 [pid 6702] <... close resumed>) = 0 [pid 6703] rt_sigprocmask(SIG_SETMASK, [], [pid 6702] write(1, "executing program\n", 18executing program [pid 6703] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6702] <... write resumed>) = 18 [pid 6703] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6702] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6703] <... openat resumed>) = 3 [pid 6702] <... futex resumed>) = 0 [pid 6702] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6701] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6703] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6702] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6703] <... futex resumed>) = 1 [pid 6702] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6701] <... futex resumed>) = 0 [pid 6703] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6702] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6701] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6703] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6702] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6701] <... futex resumed>) = 0 [pid 6702] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6701] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6702] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6703] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6702] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6703] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6702] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6703] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6702] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6704 attached [pid 6703] <... mmap resumed>) = 0x7f7dc568e000 [pid 6704] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6702] <... clone3 resumed> => {parent_tid=[6704]}, 88) = 6704 [pid 6704] <... rseq resumed>) = 0 [pid 6703] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6702] rt_sigprocmask(SIG_SETMASK, [], [pid 6704] set_robust_list(0x7f7dc57139a0, 24 [pid 6703] <... futex resumed>) = 1 [pid 6702] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6701] <... futex resumed>) = 0 [pid 6703] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6702] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6701] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6704] <... set_robust_list resumed>) = 0 [pid 6703] <... futex resumed>) = 0 [pid 6702] <... futex resumed>) = 0 [pid 6701] <... futex resumed>) = 0 [pid 6704] rt_sigprocmask(SIG_SETMASK, [], [pid 6703] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6702] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6701] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6704] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6704] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6701] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6704] <... openat resumed>) = 3 [pid 6703] <... futex resumed>) = 0 [pid 6701] <... futex resumed>) = 1 [pid 6703] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6701] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6704] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6703] <... futex resumed>) = 0 [pid 6701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6704] <... futex resumed>) = 1 [pid 6703] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6702] <... futex resumed>) = 0 [pid 6701] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6702] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6701] <... futex resumed>) = 0 [pid 6703] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6702] <... futex resumed>) = 0 [pid 6701] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6702] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6704] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6704] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6704] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6702] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6701] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6702] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6702] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6704] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6702] <... mmap resumed>) = 0x7f7dc566d000 [pid 6704] <... futex resumed>) = 0 [pid 6702] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE [pid 6704] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6702] <... mprotect resumed>) = 0 [pid 6702] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6702] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0}./strace-static-x86_64: Process 6705 attached => {parent_tid=[6705]}, 88) = 6705 [pid 6702] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6702] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6705] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053 [pid 6702] <... futex resumed>) = 0 [pid 6705] <... rseq resumed>) = 0 [pid 6702] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6705] set_robust_list(0x7f7dc568d9a0, 24) = 0 [pid 6705] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6705] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6702] <... futex resumed>) = 0 [pid 6705] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6702] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6704] <... futex resumed>) = 0 [pid 6702] <... futex resumed>) = 1 [pid 6704] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6702] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6704] <... futex resumed>) = 0 [pid 6702] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6704] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6702] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6704] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6702] <... futex resumed>) = 0 [pid 6704] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6702] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6701] exit_group(0) = ? [pid 6702] exit_group(0) = ? [pid 6705] <... futex resumed>) = ? [pid 6705] +++ exited with 0 +++ [pid 6703] <... io_uring_enter resumed>) = ? [pid 6703] +++ exited with 0 +++ [pid 6701] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6701, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- executing program [pid 5862] restart_syscall(<... resuming interrupted clone ...> [pid 6704] <... io_uring_enter resumed>) = ? [pid 5862] <... restart_syscall resumed>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6706 attached , child_tidptr=0x55556b8a0690) = 6706 [pid 6706] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6706] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6706] setpgid(0, 0) = 0 [pid 6706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6704] +++ exited with 0 +++ [pid 6702] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6702, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6706] write(3, "1000", 4) = 4 [pid 6706] close(3 [pid 5866] <... restart_syscall resumed>) = 0 [pid 6706] <... close resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6707 attached , child_tidptr=0x55556b8a0690) = 6707 [pid 6706] write(1, "executing program\n", 18 [pid 6707] set_robust_list(0x55556b8a06a0, 24 [pid 6706] <... write resumed>) = 18 [pid 6707] <... set_robust_list resumed>) = 0 [pid 6706] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6707] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6706] <... futex resumed>) = 0 [pid 6706] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6707] <... prctl resumed>) = 0 [pid 6706] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6707] setpgid(0, 0 [pid 6706] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6707] <... setpgid resumed>) = 0 [pid 6706] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6706] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6707] <... openat resumed>) = 3 [pid 6706] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6706] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6707] write(3, "1000", 4) = 4 [pid 6707] close(3 [pid 6706] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6707] <... close resumed>) = 0 [pid 6706] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}executing program ./strace-static-x86_64: Process 6708 attached [pid 6707] write(1, "executing program\n", 18) = 18 [pid 6706] <... clone3 resumed> => {parent_tid=[6708]}, 88) = 6708 [pid 6707] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6706] rt_sigprocmask(SIG_SETMASK, [], [pid 6707] <... futex resumed>) = 0 [pid 6706] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6707] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6706] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6708] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6707] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6706] <... futex resumed>) = 0 [pid 6708] <... rseq resumed>) = 0 [pid 6707] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6706] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6708] set_robust_list(0x7f7dc57139a0, 24 [pid 6707] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6708] <... set_robust_list resumed>) = 0 [pid 6707] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6708] rt_sigprocmask(SIG_SETMASK, [], [pid 6707] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6708] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6708] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6707] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6708] <... openat resumed>) = 3 [pid 6707] <... mprotect resumed>) = 0 [pid 6707] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6708] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6707] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6708] <... futex resumed>) = 1 [pid 6706] <... futex resumed>) = 0 [pid 6707] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6706] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6709 attached [pid 6708] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6706] <... futex resumed>) = 0 [pid 6708] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6707] <... clone3 resumed> => {parent_tid=[6709]}, 88) = 6709 [pid 6706] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6707] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6707] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6707] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6708] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6709] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6708] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6709] <... rseq resumed>) = 0 [pid 6709] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6708] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6709] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6708] <... mmap resumed>) = 0x7f7dc568e000 [pid 6709] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6708] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6709] <... openat resumed>) = 3 [pid 6708] <... futex resumed>) = 1 [pid 6706] <... futex resumed>) = 0 [pid 6709] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6708] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6706] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6709] <... futex resumed>) = 1 [pid 6708] <... futex resumed>) = 0 [pid 6707] <... futex resumed>) = 0 [pid 6706] <... futex resumed>) = 0 [pid 6709] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6708] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6707] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6706] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6709] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6707] <... futex resumed>) = 0 [pid 6706] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6707] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6706] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6708] <... futex resumed>) = 0 [pid 6706] <... futex resumed>) = 1 [pid 6709] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6708] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6706] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6709] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6708] <... futex resumed>) = 0 [pid 6706] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6706] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6709] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6708] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6706] <... futex resumed>) = 0 [pid 6709] <... mmap resumed>) = 0x7f7dc568e000 [pid 6706] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6709] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6709] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6707] <... futex resumed>) = 0 [pid 6707] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6709] <... futex resumed>) = 0 [pid 6707] <... futex resumed>) = 1 [pid 6709] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6707] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6709] <... futex resumed>) = 0 [pid 6707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6709] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6707] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6709] <... futex resumed>) = 0 [pid 6707] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6709] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6709] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6707] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6709] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6707] <... futex resumed>) = 0 [pid 6707] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6706] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6707] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6706] exit_group(0) = ? [pid 6707] exit_group(0) = ? [pid 6709] <... io_uring_enter resumed>) = ? [pid 6708] <... io_uring_enter resumed>) = ? [pid 6708] +++ exited with 0 +++ [pid 6706] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6706, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6710 ./strace-static-x86_64: Process 6710 attached [pid 6709] +++ exited with 0 +++ [pid 6707] +++ exited with 0 +++ [pid 6710] set_robust_list(0x55556b8a06a0, 24 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6707, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6710] <... set_robust_list resumed>) = 0 [pid 6710] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6710] setpgid(0, 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6711 ./strace-static-x86_64: Process 6711 attached [pid 6711] set_robust_list(0x55556b8a06a0, 24 [pid 6710] <... setpgid resumed>) = 0 [pid 6711] <... set_robust_list resumed>) = 0 [pid 6711] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6711] setpgid(0, 0) = 0 [pid 6711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6711] write(3, "1000", 4) = 4 [pid 6711] close(3) = 0 executing program [pid 6710] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6711] write(1, "executing program\n", 18) = 18 executing program [pid 6711] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6710] <... openat resumed>) = 3 [pid 6711] <... futex resumed>) = 0 [pid 6710] write(3, "1000", 4 [pid 6711] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6710] <... write resumed>) = 4 [pid 6710] close(3 [pid 6711] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6710] <... close resumed>) = 0 [pid 6710] write(1, "executing program\n", 18 [pid 6711] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6710] <... write resumed>) = 18 [pid 6711] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6710] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6711] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6711] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6711] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6711] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6712 attached => {parent_tid=[6712]}, 88) = 6712 [pid 6711] rt_sigprocmask(SIG_SETMASK, [], [pid 6710] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6712] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6711] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6710] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6711] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6710] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6712] <... rseq resumed>) = 0 [pid 6711] <... futex resumed>) = 0 [pid 6710] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6712] set_robust_list(0x7f7dc57139a0, 24 [pid 6711] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6710] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6712] <... set_robust_list resumed>) = 0 [pid 6712] rt_sigprocmask(SIG_SETMASK, [], [pid 6710] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6712] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6710] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6712] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6710] <... mprotect resumed>) = 0 [pid 6712] <... openat resumed>) = 3 [pid 6712] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6711] <... futex resumed>) = 0 [pid 6711] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6710] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6712] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6711] <... futex resumed>) = 0 [pid 6710] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6712] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6711] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6710] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6712] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0./strace-static-x86_64: Process 6713 attached ) = 0x7f7dc56ce000 [pid 6713] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6710] <... clone3 resumed> => {parent_tid=[6713]}, 88) = 6713 [pid 6713] <... rseq resumed>) = 0 [pid 6712] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6710] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6713] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6712] <... mmap resumed>) = 0x7f7dc568e000 [pid 6713] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6713] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6712] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6712] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6711] <... futex resumed>) = 0 [pid 6712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6711] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6712] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6711] <... futex resumed>) = 0 [pid 6712] <... futex resumed>) = 0 [pid 6711] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6712] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6711] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6711] <... futex resumed>) = 0 [pid 6712] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6711] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6710] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6712] <... futex resumed>) = 0 [pid 6711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6712] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6711] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6710] <... futex resumed>) = 1 [pid 6713] <... futex resumed>) = 0 [pid 6710] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6713] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6711] <... futex resumed>) = 0 [pid 6713] <... openat resumed>) = 3 [pid 6711] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6713] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6713] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6710] <... futex resumed>) = 0 [pid 6710] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6713] <... futex resumed>) = 0 [pid 6710] <... futex resumed>) = 1 [pid 6713] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6713] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6713] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6710] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6711] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6713] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6710] <... futex resumed>) = 0 [pid 6710] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6713] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6710] <... futex resumed>) = 0 [pid 6713] <... futex resumed>) = 0 [pid 6710] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6713] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6710] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6710] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6713] <... futex resumed>) = 0 [pid 6710] <... futex resumed>) = 1 [pid 6713] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6713] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6710] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6710] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6713] <... futex resumed>) = 0 [pid 6710] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6713] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6710] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6711] exit_group(0) = ? [pid 6710] exit_group(0) = ? [pid 6712] <... io_uring_enter resumed>) = ? [pid 6713] <... io_uring_enter resumed>) = ? [pid 6712] +++ exited with 0 +++ [pid 6711] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6711, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6714 attached , child_tidptr=0x55556b8a0690) = 6714 [pid 6714] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6714] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6713] +++ exited with 0 +++ [pid 6714] setpgid(0, 0 [pid 6710] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6710, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6714] <... setpgid resumed>) = 0 [pid 5862] restart_syscall(<... resuming interrupted clone ...> [pid 6714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5862] <... restart_syscall resumed>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6715 ./strace-static-x86_64: Process 6715 attached [pid 6714] <... openat resumed>) = 3 [pid 6715] set_robust_list(0x55556b8a06a0, 24 [pid 6714] write(3, "1000", 4 [pid 6715] <... set_robust_list resumed>) = 0 [pid 6714] <... write resumed>) = 4 [pid 6715] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6714] close(3 [pid 6715] setpgid(0, 0 [pid 6714] <... close resumed>) = 0 executing program [pid 6715] <... setpgid resumed>) = 0 [pid 6714] write(1, "executing program\n", 18) = 18 [pid 6715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6714] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6715] <... openat resumed>) = 3 [pid 6714] <... futex resumed>) = 0 [pid 6714] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6714] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6714] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program ) = 0x7f7dc56f3000 [pid 6715] write(3, "1000", 4) = 4 [pid 6715] close(3) = 0 [pid 6715] write(1, "executing program\n", 18) = 18 [pid 6715] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6715] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6715] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6715] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6714] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6714] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6715] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6714] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6714] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6716]}, 88) = 6716 [pid 6714] rt_sigprocmask(SIG_SETMASK, [], [pid 6715] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6714] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6715] <... mprotect resumed>) = 0 [pid 6714] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6715] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6714] <... futex resumed>) = 0 [pid 6714] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6715] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6715] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6717 attached => {parent_tid=[6717]}, 88) = 6717 [pid 6715] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6717] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6715] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6717] <... rseq resumed>) = 0 [pid 6715] <... futex resumed>) = 0 [pid 6717] set_robust_list(0x7f7dc57139a0, 24 [pid 6715] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6717] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 6716 attached [pid 6717] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6717] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6717] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6715] <... futex resumed>) = 0 [pid 6717] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6715] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6717] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6716] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6715] <... futex resumed>) = 0 [pid 6715] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6717] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6716] <... rseq resumed>) = 0 [pid 6717] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6716] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6716] rt_sigprocmask(SIG_SETMASK, [], [pid 6717] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6716] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6717] <... mmap resumed>) = 0x7f7dc568e000 [pid 6716] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6717] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6715] <... futex resumed>) = 0 [pid 6717] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6715] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6717] <... futex resumed>) = 0 [pid 6715] <... futex resumed>) = 0 [pid 6717] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6715] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6715] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6717] <... futex resumed>) = 0 [pid 6715] <... futex resumed>) = 1 [pid 6717] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6715] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6717] <... futex resumed>) = 0 [pid 6715] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6717] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6715] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6716] <... openat resumed>) = 3 [pid 6715] <... futex resumed>) = 0 [pid 6715] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6716] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6714] <... futex resumed>) = 0 [pid 6714] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6716] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6714] <... futex resumed>) = 0 [pid 6714] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6716] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6716] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6716] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6715] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6714] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6714] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6714] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56ad000 [pid 6716] <... mmap resumed>) = 0x7f7dc566d000 [pid 6714] mprotect(0x7f7dc56ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6714] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6714] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56cd990, parent_tid=0x7f7dc56cd990, exit_signal=0, stack=0x7f7dc56ad000, stack_size=0x20300, tls=0x7f7dc56cd6c0}./strace-static-x86_64: Process 6718 attached [pid 6716] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6718] rseq(0x7f7dc56cdfe0, 0x20, 0, 0x53053053) = 0 [pid 6718] set_robust_list(0x7f7dc56cd9a0, 24) = 0 [pid 6718] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6718] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6716] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6714] <... clone3 resumed> => {parent_tid=[6718]}, 88) = 6718 [pid 6714] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6714] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6714] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6718] <... futex resumed>) = 0 [pid 6718] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6718] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6714] <... futex resumed>) = 0 [pid 6714] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6716] <... futex resumed>) = 0 [pid 6714] <... futex resumed>) = 1 [pid 6716] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6714] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6716] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6714] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6716] <... futex resumed>) = 0 [pid 6714] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6716] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6714] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6715] exit_group(0) = ? [pid 6714] exit_group(0 [pid 6718] <... futex resumed>) = ? [pid 6714] <... exit_group resumed>) = ? [pid 6718] +++ exited with 0 +++ [pid 6717] <... io_uring_enter resumed>) = ? [pid 6717] +++ exited with 0 +++ [pid 6715] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6715, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6719 attached [pid 6719] set_robust_list(0x55556b8a06a0, 24 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6719 [pid 6719] <... set_robust_list resumed>) = 0 [pid 6719] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6719] setpgid(0, 0 [pid 6716] <... io_uring_enter resumed>) = ? [pid 6719] <... setpgid resumed>) = 0 [pid 6716] +++ exited with 0 +++ [pid 6714] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6714, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5866] <... restart_syscall resumed>) = 0 [pid 6719] <... openat resumed>) = 3 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6720 attached , child_tidptr=0x55556b8a0690) = 6720 [pid 6720] set_robust_list(0x55556b8a06a0, 24 [pid 6719] write(3, "1000", 4 [pid 6720] <... set_robust_list resumed>) = 0 [pid 6719] <... write resumed>) = 4 [pid 6720] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6719] close(3 [pid 6720] <... prctl resumed>) = 0 [pid 6719] <... close resumed>) = 0 [pid 6720] setpgid(0, 0) = 0 [pid 6720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6720] write(3, "1000", 4) = 4 [pid 6720] close(3executing program executing program ) = 0 [pid 6720] write(1, "executing program\n", 18 [pid 6719] write(1, "executing program\n", 18 [pid 6720] <... write resumed>) = 18 [pid 6719] <... write resumed>) = 18 [pid 6720] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6719] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6720] <... futex resumed>) = 0 [pid 6719] <... futex resumed>) = 0 [pid 6720] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6719] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6720] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6719] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6720] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6719] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6720] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6719] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6720] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6719] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6720] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6719] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6720] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6720] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6720] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6721 attached [pid 6719] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6720] <... clone3 resumed> => {parent_tid=[6721]}, 88) = 6721 [pid 6719] <... mprotect resumed>) = 0 [pid 6721] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6720] rt_sigprocmask(SIG_SETMASK, [], [pid 6719] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6721] <... rseq resumed>) = 0 [pid 6720] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6721] set_robust_list(0x7f7dc57139a0, 24 [pid 6720] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6721] <... set_robust_list resumed>) = 0 [pid 6720] <... futex resumed>) = 0 [pid 6721] rt_sigprocmask(SIG_SETMASK, [], [pid 6720] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6721] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6719] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6721] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6719] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6721] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6722 attached [pid 6722] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6721] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6722] set_robust_list(0x7f7dc57139a0, 24 [pid 6720] <... futex resumed>) = 0 [pid 6719] <... clone3 resumed> => {parent_tid=[6722]}, 88) = 6722 [pid 6722] <... set_robust_list resumed>) = 0 [pid 6720] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6719] rt_sigprocmask(SIG_SETMASK, [], [pid 6722] rt_sigprocmask(SIG_SETMASK, [], [pid 6721] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6720] <... futex resumed>) = 0 [pid 6720] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6722] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6719] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6722] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6719] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6721] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6721] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6719] <... futex resumed>) = 0 [pid 6719] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6722] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6721] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6722] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6721] <... mmap resumed>) = 0x7f7dc568e000 [pid 6722] <... futex resumed>) = 1 [pid 6719] <... futex resumed>) = 0 [pid 6721] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6720] <... futex resumed>) = 0 [pid 6720] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6720] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6721] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6720] <... futex resumed>) = 0 [pid 6720] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6720] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6722] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6721] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6719] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6721] <... futex resumed>) = 1 [pid 6720] <... futex resumed>) = 0 [pid 6719] <... futex resumed>) = 0 [pid 6720] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6722] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6720] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6719] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6721] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6722] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6722] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6720] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6719] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6722] <... mmap resumed>) = 0x7f7dc568e000 [pid 6719] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6722] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6719] <... futex resumed>) = 0 [pid 6722] <... futex resumed>) = 0 [pid 6719] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc566d000 [pid 6722] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6719] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6719] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6719] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0} => {parent_tid=[6723]}, 88) = 6723 [pid 6719] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6719] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6719] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6723 attached [pid 6723] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053 [pid 6719] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6719] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6719] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6722] <... futex resumed>) = 0 [pid 6722] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6719] <... futex resumed>) = 0 [pid 6719] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6722] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6719] <... futex resumed>) = 0 [pid 6722] <... io_uring_enter resumed>) = 0 [pid 6719] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6722] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6719] <... futex resumed>) = 0 [pid 6722] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6723] <... rseq resumed>) = 0 [pid 6723] set_robust_list(0x7f7dc568d9a0, 24) = 0 [pid 6723] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6723] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6719] exit_group(0 [pid 6722] <... futex resumed>) = ? [pid 6719] <... exit_group resumed>) = ? [pid 6722] +++ exited with 0 +++ [pid 6723] +++ exited with 0 +++ [pid 6719] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6719, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6724 ./strace-static-x86_64: Process 6724 attached [pid 6724] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6724] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6724] setpgid(0, 0) = 0 [pid 6724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6724] write(3, "1000", 4) = 4 [pid 6724] close(3) = 0 executing program [pid 6724] write(1, "executing program\n", 18) = 18 [pid 6724] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6724] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6724] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6724] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6724] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6724] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6724] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6725 attached [pid 6725] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6724] <... clone3 resumed> => {parent_tid=[6725]}, 88) = 6725 [pid 6724] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6724] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6724] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6725] <... rseq resumed>) = 0 [pid 6725] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6725] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6724] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6725] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6724] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6725] <... openat resumed>) = 3 [pid 6724] <... futex resumed>) = 0 [pid 6725] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6724] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6725] <... futex resumed>) = 0 [pid 6724] <... mmap resumed>) = 0x7f7dc56d2000 [pid 6725] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6724] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6724] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6724] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6726 attached => {parent_tid=[6726]}, 88) = 6726 [pid 6724] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6724] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6724] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6726] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053) = 0 [pid 6726] set_robust_list(0x7f7dc56f29a0, 24) = 0 [pid 6726] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6726] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6726] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ad000 [pid 6726] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc566d000 [pid 6726] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6724] <... futex resumed>) = 0 [pid 6724] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6725] <... futex resumed>) = 0 [pid 6724] <... futex resumed>) = 1 [pid 6725] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6724] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6725] <... futex resumed>) = 0 [pid 6724] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6725] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6724] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6725] <... futex resumed>) = 0 [pid 6724] <... futex resumed>) = 0 [pid 6725] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6724] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6724] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6725] <... futex resumed>) = 0 [pid 6724] <... futex resumed>) = 1 [pid 6725] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6724] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6726] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6724] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6721] <... io_uring_enter resumed>) = 4096 [pid 6721] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6721] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6720] exit_group(0 [pid 6721] <... futex resumed>) = ? [pid 6720] <... exit_group resumed>) = ? [pid 6721] +++ exited with 0 +++ [pid 6720] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6720, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6727 attached [pid 6727] set_robust_list(0x55556b8a06a0, 24 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6727 [pid 6727] <... set_robust_list resumed>) = 0 [pid 6727] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6727] setpgid(0, 0) = 0 [pid 6727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6727] write(3, "1000", 4) = 4 [pid 6727] close(3) = 0 executing program [pid 6727] write(1, "executing program\n", 18) = 18 [pid 6727] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6727] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6727] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6727] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6727] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6727] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6727] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6728 attached [pid 6728] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6727] <... clone3 resumed> => {parent_tid=[6728]}, 88) = 6728 [pid 6728] <... rseq resumed>) = 0 [pid 6727] rt_sigprocmask(SIG_SETMASK, [], [pid 6728] set_robust_list(0x7f7dc57139a0, 24 [pid 6727] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6727] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6727] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6728] <... set_robust_list resumed>) = 0 [pid 6728] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6728] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6728] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6727] <... futex resumed>) = 0 [pid 6728] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6727] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6728] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6727] <... futex resumed>) = 0 [pid 6727] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6728] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6728] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6728] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6727] <... futex resumed>) = 0 [pid 6727] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6727] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6728] <... futex resumed>) = 1 [pid 6728] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6727] <... futex resumed>) = 0 [pid 6727] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6727] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6728] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6727] <... futex resumed>) = 0 [pid 6727] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6727] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6728] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6725] <... io_uring_enter resumed>) = 4096 [pid 6725] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6725] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6724] exit_group(0 [pid 6726] <... futex resumed>) = ? [pid 6724] <... exit_group resumed>) = ? [pid 6726] +++ exited with 0 +++ [pid 6725] <... futex resumed>) = ? [pid 6727] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6725] +++ exited with 0 +++ [pid 6724] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6724, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6729 attached , child_tidptr=0x55556b8a0690) = 6729 [pid 6729] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6729] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6729] setpgid(0, 0) = 0 [pid 6729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6729] write(3, "1000", 4) = 4 [pid 6729] close(3) = 0 [pid 6729] write(1, "executing program\n", 18) = 18 [pid 6729] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6729] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6729] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6729] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6729] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6729] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6729] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6730 attached [pid 6730] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6729] <... clone3 resumed> => {parent_tid=[6730]}, 88) = 6730 [pid 6730] <... rseq resumed>) = 0 [pid 6729] rt_sigprocmask(SIG_SETMASK, [], [pid 6730] set_robust_list(0x7f7dc57139a0, 24 [pid 6729] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6730] <... set_robust_list resumed>) = 0 [pid 6729] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6730] rt_sigprocmask(SIG_SETMASK, [], [pid 6729] <... futex resumed>) = 0 [pid 6730] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6729] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6730] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6730] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6729] <... futex resumed>) = 0 [pid 6730] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6729] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6729] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6730] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6730] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6730] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6730] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6729] <... futex resumed>) = 0 [pid 6729] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6730] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6729] <... futex resumed>) = 0 [pid 6730] <... futex resumed>) = 0 [pid 6729] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6730] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6729] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6729] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6730] <... futex resumed>) = 0 [pid 6730] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6729] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6730] <... futex resumed>) = 0 [pid 6729] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6730] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6729] <... futex resumed>) = 0 [pid 6729] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6728] <... io_uring_enter resumed>) = 4096 [pid 6728] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6727] exit_group(0) = ? [pid 6728] <... futex resumed>) = ? [pid 6728] +++ exited with 0 +++ [pid 6727] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6727, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6731 attached [pid 6731] set_robust_list(0x55556b8a06a0, 24 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6731 [pid 6731] <... set_robust_list resumed>) = 0 [pid 6731] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6731] setpgid(0, 0) = 0 [pid 6731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6731] write(3, "1000", 4) = 4 [pid 6731] close(3) = 0 [pid 6731] write(1, "executing program\n", 18executing program ) = 18 [pid 6731] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6731] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6731] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6731] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6731] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6731] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6731] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6732 attached [pid 6732] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6731] <... clone3 resumed> => {parent_tid=[6732]}, 88) = 6732 [pid 6732] <... rseq resumed>) = 0 [pid 6731] rt_sigprocmask(SIG_SETMASK, [], [pid 6732] set_robust_list(0x7f7dc57139a0, 24 [pid 6731] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6732] <... set_robust_list resumed>) = 0 [pid 6732] rt_sigprocmask(SIG_SETMASK, [], [pid 6731] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6732] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6731] <... futex resumed>) = 0 [pid 6732] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6731] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6730] <... io_uring_enter resumed>) = 4096 [pid 6732] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6732] <... futex resumed>) = 0 [pid 6732] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6731] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6731] <... futex resumed>) = 0 [pid 6732] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6731] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6732] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6730] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6732] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6730] <... futex resumed>) = 0 [pid 6729] exit_group(0) = ? [pid 6732] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6732] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6730] +++ exited with 0 +++ [pid 6729] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6729, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6733 attached [pid 6732] <... mmap resumed>) = 0x7f7dc568e000 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6733 [pid 6733] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6733] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6731] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6732] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6732] <... futex resumed>) = 0 [pid 6731] <... futex resumed>) = 0 [pid 6732] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6731] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc566d000 [pid 6733] setpgid(0, 0) = 0 [pid 6733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6733] write(3, "1000", 4) = 4 [pid 6733] close(3executing program ) = 0 [pid 6733] write(1, "executing program\n", 18) = 18 [pid 6733] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6733] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6733] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6733] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6731] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6733] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6731] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6733] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6731] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6733] <... mprotect resumed>) = 0 [pid 6731] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0}./strace-static-x86_64: Process 6734 attached [pid 6733] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6734] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053 [pid 6731] <... clone3 resumed> => {parent_tid=[6734]}, 88) = 6734 [pid 6734] <... rseq resumed>) = 0 [pid 6733] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6731] rt_sigprocmask(SIG_SETMASK, [], [pid 6734] set_robust_list(0x7f7dc568d9a0, 24 [pid 6733] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6731] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6735 attached [pid 6734] <... set_robust_list resumed>) = 0 [pid 6731] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6734] rt_sigprocmask(SIG_SETMASK, [], [pid 6733] <... clone3 resumed> => {parent_tid=[6735]}, 88) = 6735 [pid 6731] <... futex resumed>) = 0 [pid 6734] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6733] rt_sigprocmask(SIG_SETMASK, [], [pid 6731] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6733] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6735] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6734] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6735] <... rseq resumed>) = 0 [pid 6734] <... futex resumed>) = 0 [pid 6733] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6735] set_robust_list(0x7f7dc57139a0, 24 [pid 6734] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6733] <... futex resumed>) = 0 [pid 6732] <... futex resumed>) = 0 [pid 6731] <... futex resumed>) = 1 [pid 6735] <... set_robust_list resumed>) = 0 [pid 6733] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6735] rt_sigprocmask(SIG_SETMASK, [], [pid 6732] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6735] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6732] <... futex resumed>) = 0 [pid 6731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6735] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6732] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6731] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6735] <... openat resumed>) = 3 [pid 6731] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6735] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6733] <... futex resumed>) = 0 [pid 6733] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6735] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6733] <... futex resumed>) = 0 [pid 6735] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6733] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6735] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6735] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6735] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6733] <... futex resumed>) = 0 [pid 6733] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6735] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] <... futex resumed>) = 0 [pid 6735] <... futex resumed>) = 0 [pid 6733] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6735] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6733] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6735] <... futex resumed>) = 0 [pid 6733] <... futex resumed>) = 1 [pid 6735] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6735] <... futex resumed>) = 0 [pid 6735] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6733] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6735] <... futex resumed>) = 0 [pid 6733] <... futex resumed>) = 1 [pid 6735] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6731] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6733] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6731] exit_group(0) = ? [pid 6734] <... futex resumed>) = ? [pid 6734] +++ exited with 0 +++ [pid 6733] exit_group(0) = ? [pid 6735] <... io_uring_enter resumed>) = ? [pid 6732] <... io_uring_enter resumed>) = ? [pid 6732] +++ exited with 0 +++ [pid 6731] +++ exited with 0 +++ [pid 6735] +++ exited with 0 +++ [pid 6733] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6731, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6733, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6736 ./strace-static-x86_64: Process 6736 attached ./strace-static-x86_64: Process 6737 attached [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6737 [pid 6737] set_robust_list(0x55556b8a06a0, 24 [pid 6736] set_robust_list(0x55556b8a06a0, 24 [pid 6737] <... set_robust_list resumed>) = 0 [pid 6737] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6736] <... set_robust_list resumed>) = 0 [pid 6736] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6737] <... prctl resumed>) = 0 [pid 6736] <... prctl resumed>) = 0 [pid 6737] setpgid(0, 0 [pid 6736] setpgid(0, 0 [pid 6737] <... setpgid resumed>) = 0 [pid 6736] <... setpgid resumed>) = 0 [pid 6737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6737] <... openat resumed>) = 3 [pid 6736] write(3, "1000", 4 [pid 6737] write(3, "1000", 4executing program ) = 4 [pid 6736] <... write resumed>) = 4 [pid 6737] close(3 [pid 6736] close(3) = 0 [pid 6737] <... close resumed>) = 0 [pid 6736] write(1, "executing program\n", 18executing program [pid 6737] write(1, "executing program\n", 18 [pid 6736] <... write resumed>) = 18 [pid 6737] <... write resumed>) = 18 [pid 6736] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6737] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6736] <... futex resumed>) = 0 [pid 6737] <... futex resumed>) = 0 [pid 6736] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6737] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6736] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6737] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6736] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6737] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6736] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6737] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6737] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6736] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6737] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6736] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6737] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6736] <... mprotect resumed>) = 0 [pid 6736] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6737] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6736] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6737] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6736] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6738 attached [pid 6737] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6739 attached [pid 6736] <... clone3 resumed> => {parent_tid=[6738]}, 88) = 6738 [pid 6738] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6736] rt_sigprocmask(SIG_SETMASK, [], [pid 6739] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6738] <... rseq resumed>) = 0 [pid 6737] <... clone3 resumed> => {parent_tid=[6739]}, 88) = 6739 [pid 6736] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6738] set_robust_list(0x7f7dc57139a0, 24 [pid 6739] <... rseq resumed>) = 0 [pid 6739] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6739] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6739] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6738] <... set_robust_list resumed>) = 0 [pid 6737] rt_sigprocmask(SIG_SETMASK, [], [pid 6736] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6738] rt_sigprocmask(SIG_SETMASK, [], [pid 6737] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6736] <... futex resumed>) = 0 [pid 6738] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6737] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6736] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6739] <... futex resumed>) = 0 [pid 6738] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6737] <... futex resumed>) = 1 [pid 6739] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6738] <... openat resumed>) = 3 [pid 6737] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6738] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6739] <... openat resumed>) = 3 [pid 6738] <... futex resumed>) = 1 [pid 6736] <... futex resumed>) = 0 [pid 6739] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6738] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6736] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6739] <... futex resumed>) = 1 [pid 6738] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6737] <... futex resumed>) = 0 [pid 6736] <... futex resumed>) = 0 [pid 6739] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6738] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6737] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6736] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6738] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6739] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6737] <... futex resumed>) = 0 [pid 6739] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6737] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6739] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6738] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6739] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6738] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6739] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6738] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6739] <... mmap resumed>) = 0x7f7dc568e000 [pid 6738] <... mmap resumed>) = 0x7f7dc568e000 [pid 6738] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6736] <... futex resumed>) = 0 [pid 6738] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6736] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6738] <... futex resumed>) = 0 [pid 6736] <... futex resumed>) = 0 [pid 6738] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6736] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6736] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6738] <... futex resumed>) = 0 [pid 6736] <... futex resumed>) = 1 [pid 6736] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6738] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6738] <... futex resumed>) = 0 [pid 6736] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6738] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6736] <... futex resumed>) = 0 [pid 6736] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6737] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6739] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6737] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6739] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6737] <... futex resumed>) = 0 [pid 6739] <... futex resumed>) = 0 [pid 6737] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6739] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6737] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6737] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6739] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6737] <... futex resumed>) = 0 [pid 6739] <... futex resumed>) = 0 [pid 6737] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6739] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6737] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6737] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6739] <... futex resumed>) = 0 [pid 6737] <... futex resumed>) = 1 [pid 6739] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6737] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6736] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6737] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6739] <... io_uring_enter resumed>) = 4096 [pid 6737] exit_group(0) = ? [pid 6739] +++ exited with 0 +++ [pid 6737] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6737, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6740 attached , child_tidptr=0x55556b8a0690) = 6740 [pid 6740] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6740] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6740] setpgid(0, 0) = 0 [pid 6740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6740] write(3, "1000", 4) = 4 [pid 6740] close(3) = 0 executing program [pid 6740] write(1, "executing program\n", 18) = 18 [pid 6740] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6740] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6740] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6740] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6740] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6740] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6740] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6741 attached => {parent_tid=[6741]}, 88) = 6741 [pid 6740] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6740] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6740] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6736] exit_group(0) = ? [pid 6741] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6740] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6741] set_robust_list(0x7f7dc57139a0, 24 [pid 6740] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6741] <... set_robust_list resumed>) = 0 [pid 6740] <... futex resumed>) = 0 [pid 6740] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56d2000 [pid 6740] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6740] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6740] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6742 attached [pid 6741] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6741] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6740] <... clone3 resumed> => {parent_tid=[6742]}, 88) = 6742 [pid 6741] <... openat resumed>) = 3 [pid 6742] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6741] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6740] rt_sigprocmask(SIG_SETMASK, [], [pid 6741] <... futex resumed>) = 0 [pid 6742] <... rseq resumed>) = 0 [pid 6741] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6740] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6738] <... io_uring_enter resumed>) = ? [pid 6742] set_robust_list(0x7f7dc56f29a0, 24 [pid 6740] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6742] <... set_robust_list resumed>) = 0 [pid 6740] <... futex resumed>) = 0 [pid 6742] rt_sigprocmask(SIG_SETMASK, [], [pid 6740] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6742] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6742] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6742] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ad000 [pid 6742] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc566d000 [pid 6742] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6740] <... futex resumed>) = 0 [pid 6742] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6740] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6741] <... futex resumed>) = 0 [pid 6740] <... futex resumed>) = 1 [pid 6740] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6741] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6740] <... futex resumed>) = 0 [pid 6741] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6740] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6741] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6740] <... futex resumed>) = 0 [pid 6741] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6740] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6741] <... futex resumed>) = 0 [pid 6740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6741] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6740] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6741] <... futex resumed>) = 0 [pid 6740] <... futex resumed>) = 1 [pid 6741] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6740] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6738] +++ exited with 0 +++ [pid 6736] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6736, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6743 attached [pid 6743] set_robust_list(0x55556b8a06a0, 24 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6743 [pid 6743] <... set_robust_list resumed>) = 0 [pid 6743] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6743] setpgid(0, 0) = 0 [pid 6743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6743] write(3, "1000", 4) = 4 [pid 6743] close(3) = 0 [pid 6743] write(1, "executing program\n", 18) = 18 [pid 6743] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6743] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6743] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6743] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6743] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6743] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6743] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6744 attached [pid 6744] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6744] set_robust_list(0x7f7dc57139a0, 24 [pid 6743] <... clone3 resumed> => {parent_tid=[6744]}, 88) = 6744 [pid 6744] <... set_robust_list resumed>) = 0 [pid 6743] rt_sigprocmask(SIG_SETMASK, [], [pid 6744] rt_sigprocmask(SIG_SETMASK, [], [pid 6743] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6744] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6743] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6743] <... futex resumed>) = 0 [pid 6743] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6744] <... openat resumed>) = 3 [pid 6744] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6743] <... futex resumed>) = 0 [pid 6743] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6743] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6744] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6744] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0executing program ) = 0x7f7dc56ce000 [pid 6744] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6744] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6743] <... futex resumed>) = 0 [pid 6743] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6743] <... futex resumed>) = 0 [pid 6743] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6744] <... futex resumed>) = 0 [pid 6743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6744] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6743] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] <... futex resumed>) = 0 [pid 6743] <... futex resumed>) = 0 [pid 6744] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6743] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6743] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] <... futex resumed>) = 0 [pid 6743] <... futex resumed>) = 1 [pid 6744] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6743] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6740] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6743] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6743] exit_group(0) = ? [pid 6740] exit_group(0 [pid 6742] <... futex resumed>) = ? [pid 6740] <... exit_group resumed>) = ? [pid 6744] <... io_uring_enter resumed>) = ? [pid 6742] +++ exited with 0 +++ [pid 6741] <... io_uring_enter resumed>) = ? [pid 6741] +++ exited with 0 +++ [pid 6740] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6740, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6745 ./strace-static-x86_64: Process 6745 attached [pid 6745] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6745] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6745] setpgid(0, 0) = 0 [pid 6745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 6745] write(3, "1000", 4) = 4 [pid 6745] close(3) = 0 [pid 6745] write(1, "executing program\n", 18) = 18 [pid 6745] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] +++ exited with 0 +++ [pid 6743] +++ exited with 0 +++ [pid 6745] <... futex resumed>) = 0 [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6743, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6745] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 5862] restart_syscall(<... resuming interrupted clone ...> [pid 6745] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6745] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6745] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6745] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 5862] <... restart_syscall resumed>) = 0 [pid 6745] <... mprotect resumed>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6746 attached [pid 6745] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6746 [pid 6746] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6745] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6746] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6745] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6747 attached [pid 6746] <... prctl resumed>) = 0 [pid 6746] setpgid(0, 0 [pid 6745] <... clone3 resumed> => {parent_tid=[6747]}, 88) = 6747 [pid 6747] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6746] <... setpgid resumed>) = 0 [pid 6745] rt_sigprocmask(SIG_SETMASK, [], [pid 6747] <... rseq resumed>) = 0 [pid 6746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6745] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6747] set_robust_list(0x7f7dc57139a0, 24 [pid 6745] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6747] <... set_robust_list resumed>) = 0 [pid 6746] <... openat resumed>) = 3 [pid 6745] <... futex resumed>) = 0 [pid 6747] rt_sigprocmask(SIG_SETMASK, [], [pid 6745] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6747] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6747] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6747] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6747] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6745] <... futex resumed>) = 0 [pid 6745] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6747] <... futex resumed>) = 0 [pid 6745] <... futex resumed>) = 1 [pid 6747] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6745] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6747] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6746] write(3, "1000", 4) = 4 [pid 6746] close(3 [pid 6747] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6746] <... close resumed>) = 0 executing program [pid 6747] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6746] write(1, "executing program\n", 18 [pid 6747] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6746] <... write resumed>) = 18 [pid 6747] <... mmap resumed>) = 0x7f7dc568e000 [pid 6746] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6747] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6745] <... futex resumed>) = 0 [pid 6745] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6745] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6747] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6745] <... futex resumed>) = 0 [pid 6745] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6747] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6745] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6747] <... futex resumed>) = 0 [pid 6745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6747] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6745] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6746] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6745] <... futex resumed>) = 0 [pid 6745] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6746] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6746] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6746] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6746] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6746] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6746] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6745] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6748 attached [pid 6746] <... clone3 resumed> => {parent_tid=[6748]}, 88) = 6748 [pid 6748] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6746] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6748] <... rseq resumed>) = 0 [pid 6746] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6748] set_robust_list(0x7f7dc57139a0, 24 [pid 6746] <... futex resumed>) = 0 [pid 6748] <... set_robust_list resumed>) = 0 [pid 6746] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6748] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6748] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6748] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6746] <... futex resumed>) = 0 [pid 6748] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6746] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6748] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6746] <... futex resumed>) = 0 [pid 6748] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6746] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6748] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6748] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6748] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6746] <... futex resumed>) = 0 [pid 6748] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6746] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6748] <... futex resumed>) = 0 [pid 6746] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6748] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6746] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6748] <... futex resumed>) = 0 [pid 6746] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6748] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6748] <... futex resumed>) = 0 [pid 6746] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6748] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6746] <... futex resumed>) = 0 [pid 6746] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6746] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6745] exit_group(0) = ? [pid 6747] <... io_uring_enter resumed>) = ? [pid 6747] +++ exited with 0 +++ [pid 6745] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6745, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6749 ./strace-static-x86_64: Process 6749 attached [pid 6749] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6749] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6749] setpgid(0, 0) = 0 [pid 6749] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6749] write(3, "1000", 4) = 4 [pid 6749] close(3executing program ) = 0 [pid 6749] write(1, "executing program\n", 18) = 18 [pid 6749] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6749] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6749] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6749] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6749] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6749] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6749] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6750 attached => {parent_tid=[6750]}, 88) = 6750 [pid 6749] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6749] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6750] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6749] <... futex resumed>) = 0 [pid 6750] set_robust_list(0x7f7dc57139a0, 24 [pid 6749] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6750] <... set_robust_list resumed>) = 0 [pid 6750] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6750] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6750] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6749] <... futex resumed>) = 0 [pid 6750] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6749] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6750] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6749] <... futex resumed>) = 0 [pid 6750] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6749] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6750] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6750] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6750] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6749] <... futex resumed>) = 0 [pid 6749] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6749] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6750] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6749] <... futex resumed>) = 0 [pid 6749] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6750] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6749] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6750] <... futex resumed>) = 0 [pid 6749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6750] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6749] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6749] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6748] <... io_uring_enter resumed>) = 4096 [pid 6748] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6748] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6746] exit_group(0 [pid 6749] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6746] <... exit_group resumed>) = ? [pid 6748] <... futex resumed>) = ? [pid 6748] +++ exited with 0 +++ [pid 6746] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6746, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6751 attached , child_tidptr=0x55556b8a0690) = 6751 [pid 6751] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6751] setpgid(0, 0) = 0 [pid 6751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6751] write(3, "1000", 4) = 4 [pid 6751] close(3executing program ) = 0 [pid 6751] write(1, "executing program\n", 18) = 18 [pid 6751] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6751] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6751] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6751] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6751] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6751] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6751] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6752 attached => {parent_tid=[6752]}, 88) = 6752 [pid 6751] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6751] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6752] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6751] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6752] <... rseq resumed>) = 0 [pid 6752] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6752] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6752] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6752] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6751] <... futex resumed>) = 0 [pid 6752] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6751] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6752] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6751] <... futex resumed>) = 0 [pid 6751] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6752] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6752] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6752] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6751] <... futex resumed>) = 0 [pid 6751] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6751] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6752] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6751] <... futex resumed>) = 0 [pid 6752] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6751] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6751] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6751] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6752] <... futex resumed>) = 0 [pid 6751] <... futex resumed>) = 0 [pid 6751] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6752] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6751] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6749] exit_group(0) = ? [pid 6750] <... io_uring_enter resumed>) = ? [pid 6750] +++ exited with 0 +++ [pid 6749] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6749, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6753 attached , child_tidptr=0x55556b8a0690) = 6753 [pid 6753] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6753] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6753] setpgid(0, 0) = 0 [pid 6753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6753] write(3, "1000", 4) = 4 [pid 6753] close(3) = 0 executing program [pid 6753] write(1, "executing program\n", 18) = 18 [pid 6753] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6753] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6753] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6753] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6753] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6753] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6753] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6754 attached => {parent_tid=[6754]}, 88) = 6754 [pid 6754] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6753] rt_sigprocmask(SIG_SETMASK, [], [pid 6754] <... rseq resumed>) = 0 [pid 6753] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6754] set_robust_list(0x7f7dc57139a0, 24 [pid 6753] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6754] <... set_robust_list resumed>) = 0 [pid 6754] rt_sigprocmask(SIG_SETMASK, [], [pid 6753] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6751] exit_group(0 [pid 6754] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6751] <... exit_group resumed>) = ? [pid 6754] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6754] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6753] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6753] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6753] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6754] <... futex resumed>) = 1 [pid 6753] <... futex resumed>) = 0 [pid 6753] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=17000000} [pid 6754] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6754] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6754] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6754] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6753] <... futex resumed>) = 0 [pid 6753] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6754] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6753] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6754] <... futex resumed>) = 0 [pid 6753] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6754] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6753] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6754] <... futex resumed>) = 0 [pid 6753] <... futex resumed>) = 0 [pid 6754] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6753] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6753] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6754] <... futex resumed>) = 0 [pid 6753] <... futex resumed>) = 1 [pid 6753] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6754] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6752] <... io_uring_enter resumed>) = ? [pid 6753] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6752] +++ exited with 0 +++ [pid 6751] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6751, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6755 attached [pid 6755] set_robust_list(0x55556b8a06a0, 24 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6755 [pid 6755] <... set_robust_list resumed>) = 0 [pid 6755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6755] setpgid(0, 0) = 0 [pid 6755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6755] write(3, "1000", 4) = 4 [pid 6755] close(3) = 0 [pid 6755] write(1, "executing program\n", 18executing program ) = 18 [pid 6755] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6755] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6755] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6755] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6755] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6755] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6755] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6756 attached [pid 6756] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6756] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6756] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6756] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6755] <... clone3 resumed> => {parent_tid=[6756]}, 88) = 6756 [pid 6755] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6755] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6756] <... futex resumed>) = 0 [pid 6755] <... futex resumed>) = 1 [pid 6756] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6755] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6756] <... openat resumed>) = 3 [pid 6756] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6755] <... futex resumed>) = 0 [pid 6755] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6756] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6755] <... futex resumed>) = 0 [pid 6756] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6755] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6756] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6756] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6756] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6756] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6755] <... futex resumed>) = 0 [pid 6755] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6755] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6756] <... futex resumed>) = 0 [pid 6756] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6755] <... futex resumed>) = 0 [pid 6755] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6756] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6755] <... futex resumed>) = 0 [pid 6756] <... futex resumed>) = 0 [pid 6755] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6756] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6756] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6755] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6756] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6755] <... futex resumed>) = 0 [pid 6755] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6753] exit_group(0) = ? [pid 6755] exit_group(0) = ? [pid 6754] <... io_uring_enter resumed>) = ? [pid 6754] +++ exited with 0 +++ [pid 6753] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6753, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6757 attached , child_tidptr=0x55556b8a0690) = 6757 [pid 6757] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6757] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6757] setpgid(0, 0) = 0 [pid 6757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6757] write(3, "1000", 4) = 4 [pid 6757] close(3) = 0 executing program [pid 6757] write(1, "executing program\n", 18) = 18 [pid 6757] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6757] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6757] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6757] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6757] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6757] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6757] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6758 attached => {parent_tid=[6758]}, 88) = 6758 [pid 6757] rt_sigprocmask(SIG_SETMASK, [], [pid 6758] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6757] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6758] <... rseq resumed>) = 0 [pid 6757] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6758] set_robust_list(0x7f7dc57139a0, 24 [pid 6757] <... futex resumed>) = 0 [pid 6758] <... set_robust_list resumed>) = 0 [pid 6757] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6758] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6758] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6758] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6757] <... futex resumed>) = 0 [pid 6758] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6757] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6757] <... futex resumed>) = 0 [pid 6758] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6757] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6758] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6758] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6758] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6757] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6758] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6757] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6758] <... futex resumed>) = 0 [pid 6757] <... futex resumed>) = 0 [pid 6758] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6757] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6758] <... futex resumed>) = 0 [pid 6757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6756] <... io_uring_enter resumed>) = ? [pid 6758] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6757] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6757] <... futex resumed>) = 0 [pid 6757] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6758] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6757] <... futex resumed>) = 0 [pid 6758] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6757] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6756] +++ exited with 0 +++ [pid 6755] +++ exited with 0 +++ [pid 6757] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6755, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6758] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6757] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6759 ./strace-static-x86_64: Process 6759 attached [pid 6759] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6759] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6759] setpgid(0, 0) = 0 [pid 6759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6759] write(3, "1000", 4) = 4 [pid 6759] close(3) = 0 [pid 6759] write(1, "executing program\n", 18executing program ) = 18 [pid 6759] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6759] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6759] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6759] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6759] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6759] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6759] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6760]}, 88) = 6760 ./strace-static-x86_64: Process 6760 attached [pid 6760] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6759] rt_sigprocmask(SIG_SETMASK, [], [pid 6760] <... rseq resumed>) = 0 [pid 6759] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6759] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6760] set_robust_list(0x7f7dc57139a0, 24 [pid 6759] <... futex resumed>) = 0 [pid 6760] <... set_robust_list resumed>) = 0 [pid 6759] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6760] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6760] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6760] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6759] <... futex resumed>) = 0 [pid 6760] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6759] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6760] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6760] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6760] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6759] <... futex resumed>) = 0 [pid 6760] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6759] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6760] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6760] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6759] <... futex resumed>) = 0 [pid 6760] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6759] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6760] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6759] <... futex resumed>) = 0 [pid 6760] <... futex resumed>) = 0 [pid 6760] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6759] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6759] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6760] <... futex resumed>) = 0 [pid 6759] <... futex resumed>) = 1 [pid 6758] <... io_uring_enter resumed>) = 4096 [pid 6760] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6759] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6760] <... futex resumed>) = 0 [pid 6759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6760] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6759] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6759] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6758] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6757] exit_group(0) = ? [pid 6758] <... futex resumed>) = ? [pid 6759] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6758] +++ exited with 0 +++ [pid 6757] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6757, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6761 attached , child_tidptr=0x55556b8a0690) = 6761 [pid 6761] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6761] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6761] setpgid(0, 0) = 0 [pid 6761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6761] write(3, "1000", 4) = 4 [pid 6761] close(3) = 0 executing program [pid 6761] write(1, "executing program\n", 18) = 18 [pid 6761] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6761] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6761] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6761] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6761] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6761] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6761] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6762]}, 88) = 6762 ./strace-static-x86_64: Process 6762 attached [pid 6761] rt_sigprocmask(SIG_SETMASK, [], [pid 6762] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6761] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6762] <... rseq resumed>) = 0 [pid 6761] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6762] set_robust_list(0x7f7dc57139a0, 24 [pid 6761] <... futex resumed>) = 0 [pid 6762] <... set_robust_list resumed>) = 0 [pid 6761] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6762] rt_sigprocmask(SIG_SETMASK, [], [pid 6760] <... io_uring_enter resumed>) = 4096 [pid 6762] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6762] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6762] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6761] <... futex resumed>) = 0 [pid 6761] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6761] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6762] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6762] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6762] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6762] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6761] <... futex resumed>) = 0 [pid 6761] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6761] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6762] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6761] <... futex resumed>) = 0 [pid 6761] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6761] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6762] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6761] <... futex resumed>) = 0 [pid 6762] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6761] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6761] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6760] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6759] exit_group(0) = ? [pid 6760] +++ exited with 0 +++ [pid 6759] +++ exited with 0 +++ [pid 6761] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6759, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6763 ./strace-static-x86_64: Process 6763 attached [pid 6763] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6763] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6763] setpgid(0, 0) = 0 [pid 6763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6763] write(3, "1000", 4) = 4 [pid 6763] close(3) = 0 [pid 6763] write(1, "executing program\n", 18executing program ) = 18 [pid 6763] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6763] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6763] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6763] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6763] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6763] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6763] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6764 attached [pid 6764] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6763] <... clone3 resumed> => {parent_tid=[6764]}, 88) = 6764 [pid 6763] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6763] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6764] <... rseq resumed>) = 0 [pid 6763] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6764] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6764] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6764] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6764] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6763] <... futex resumed>) = 0 [pid 6764] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6763] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6764] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6763] <... futex resumed>) = 0 [pid 6764] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6763] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6764] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6764] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6763] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6763] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6763] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56d2000 [pid 6764] <... mmap resumed>) = 0x7f7dc56ad000 [pid 6763] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE [pid 6764] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6763] <... mprotect resumed>) = 0 [pid 6764] <... mmap resumed>) = 0x7f7dc566d000 [pid 6764] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6763] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6764] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6763] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6765 attached [pid 6765] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6763] <... clone3 resumed> => {parent_tid=[6765]}, 88) = 6765 [pid 6765] <... rseq resumed>) = 0 [pid 6763] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6765] set_robust_list(0x7f7dc56f29a0, 24 [pid 6763] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6765] <... set_robust_list resumed>) = 0 [pid 6763] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6765] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6765] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6763] <... futex resumed>) = 0 [pid 6763] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6765] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6764] <... futex resumed>) = 0 [pid 6763] <... futex resumed>) = 1 [pid 6763] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6764] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6764] <... futex resumed>) = 0 [pid 6764] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6763] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6764] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6763] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6764] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6763] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6762] <... io_uring_enter resumed>) = 4096 [pid 6762] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6761] exit_group(0 [pid 6762] <... futex resumed>) = ? [pid 6761] <... exit_group resumed>) = ? [pid 6762] +++ exited with 0 +++ [pid 6761] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6761, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6766 attached , child_tidptr=0x55556b8a0690) = 6766 [pid 6766] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6766] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6766] setpgid(0, 0) = 0 [pid 6766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6766] write(3, "1000", 4) = 4 [pid 6766] close(3executing program ) = 0 [pid 6766] write(1, "executing program\n", 18) = 18 [pid 6766] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6766] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6766] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6766] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6766] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6766] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6766] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6767]}, 88) = 6767 [pid 6766] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6766] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6766] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6767 attached [pid 6767] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6767] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6767] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6767] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6766] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6766] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6767] <... openat resumed>) = 3 [pid 6766] <... futex resumed>) = 0 [pid 6767] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56d2000 [pid 6766] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6766] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6767] <... futex resumed>) = 0 [pid 6766] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6768 attached [pid 6767] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6766] <... clone3 resumed> => {parent_tid=[6768]}, 88) = 6768 [pid 6766] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6766] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6766] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6768] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053) = 0 [pid 6768] set_robust_list(0x7f7dc56f29a0, 24) = 0 [pid 6768] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6768] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6768] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ad000 [pid 6768] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc566d000 [pid 6768] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6766] <... futex resumed>) = 0 [pid 6768] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6766] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6767] <... futex resumed>) = 0 [pid 6766] <... futex resumed>) = 1 [pid 6767] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6766] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6766] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6767] <... futex resumed>) = 1 [pid 6766] <... futex resumed>) = 0 [pid 6766] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=36000000} [pid 6767] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6766] <... futex resumed>) = 0 [pid 6767] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6766] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6767] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6766] <... futex resumed>) = 0 [pid 6766] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6767] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6763] exit_group(0) = ? [pid 6765] <... futex resumed>) = ? [pid 6765] +++ exited with 0 +++ [pid 6764] <... io_uring_enter resumed>) = ? [pid 6766] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6764] +++ exited with 0 +++ [pid 6763] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6763, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6769 attached , child_tidptr=0x55556b8a0690) = 6769 [pid 6769] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6769] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6769] setpgid(0, 0) = 0 [pid 6769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6769] write(3, "1000", 4) = 4 [pid 6769] close(3executing program ) = 0 [pid 6769] write(1, "executing program\n", 18) = 18 [pid 6769] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6769] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6769] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6769] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6769] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6769] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6769] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6770 attached => {parent_tid=[6770]}, 88) = 6770 [pid 6770] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6769] rt_sigprocmask(SIG_SETMASK, [], [pid 6770] <... rseq resumed>) = 0 [pid 6769] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6770] set_robust_list(0x7f7dc57139a0, 24 [pid 6769] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6770] <... set_robust_list resumed>) = 0 [pid 6769] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6770] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6770] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6770] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6769] <... futex resumed>) = 0 [pid 6770] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6769] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6770] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6769] <... futex resumed>) = 0 [pid 6770] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6769] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6770] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6770] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6770] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6769] <... futex resumed>) = 0 [pid 6769] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6770] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6769] <... futex resumed>) = 0 [pid 6770] <... futex resumed>) = 0 [pid 6769] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6770] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6769] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6770] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6769] <... futex resumed>) = 0 [pid 6770] <... futex resumed>) = 0 [pid 6769] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6770] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6769] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6770] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6769] <... futex resumed>) = 0 [pid 6769] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6766] exit_group(0) = ? [pid 6768] <... futex resumed>) = ? [pid 6767] <... io_uring_enter resumed>) = ? [pid 6768] +++ exited with 0 +++ [pid 6767] +++ exited with 0 +++ [pid 6766] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6766, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6771 attached , child_tidptr=0x55556b8a0690) = 6771 [pid 6771] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6771] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6771] setpgid(0, 0) = 0 [pid 6771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6771] write(3, "1000", 4) = 4 [pid 6771] close(3) = 0 [pid 6771] write(1, "executing program\n", 18executing program ) = 18 [pid 6770] <... io_uring_enter resumed>) = 4096 [pid 6771] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6771] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6770] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6770] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6769] exit_group(0 [pid 6770] <... futex resumed>) = ? [pid 6769] <... exit_group resumed>) = ? [pid 6770] +++ exited with 0 +++ [pid 6769] +++ exited with 0 +++ [pid 6771] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6769, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 6771] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6771] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6772 [pid 6771] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 6772 attached [pid 6771] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6772] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6771] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6772] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6771] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6772] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 6773 attached [pid 6772] setpgid(0, 0) = 0 [pid 6771] <... clone3 resumed> => {parent_tid=[6773]}, 88) = 6773 [pid 6772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6771] rt_sigprocmask(SIG_SETMASK, [], [pid 6772] <... openat resumed>) = 3 [pid 6771] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6771] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6772] write(3, "1000", 4executing program [pid 6773] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6772] <... write resumed>) = 4 [pid 6771] <... futex resumed>) = 0 [pid 6772] close(3 [pid 6771] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6772] <... close resumed>) = 0 [pid 6773] <... rseq resumed>) = 0 [pid 6772] write(1, "executing program\n", 18) = 18 [pid 6773] set_robust_list(0x7f7dc57139a0, 24 [pid 6772] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6773] <... set_robust_list resumed>) = 0 [pid 6772] <... futex resumed>) = 0 [pid 6773] rt_sigprocmask(SIG_SETMASK, [], [pid 6772] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, [pid 6773] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6773] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6772] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6773] <... openat resumed>) = 3 [pid 6772] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6773] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6773] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6772] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6771] <... futex resumed>) = 0 [pid 6772] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6771] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6773] <... futex resumed>) = 0 [pid 6772] <... mmap resumed>) = 0x7f7dc56f3000 [pid 6771] <... futex resumed>) = 1 [pid 6773] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6773] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6773] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6773] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6773] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6772] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE [pid 6771] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6772] <... mprotect resumed>) = 0 [pid 6771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6772] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6771] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6773] <... futex resumed>) = 0 [pid 6772] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6771] <... futex resumed>) = 1 [pid 6773] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6772] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} [pid 6771] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6773] <... futex resumed>) = 0 [pid 6771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6773] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6772] <... clone3 resumed> => {parent_tid=[6774]}, 88) = 6774 [pid 6771] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6773] <... futex resumed>) = 0 [pid 6772] rt_sigprocmask(SIG_SETMASK, [], [pid 6771] <... futex resumed>) = 0 [pid 6773] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6772] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6771] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6772] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6774 attached [pid 6772] <... futex resumed>) = 0 [pid 6771] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6773] <... futex resumed>) = 0 [pid 6772] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6771] <... futex resumed>) = 1 [pid 6773] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6771] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6774] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6774] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6774] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6774] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6774] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6772] <... futex resumed>) = 0 [pid 6772] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6772] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6774] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6774] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6774] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6771] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6774] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6772] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6774] <... futex resumed>) = 0 [pid 6772] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6774] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6772] <... futex resumed>) = 0 [pid 6774] <... futex resumed>) = 0 [pid 6772] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6774] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6774] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6772] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6774] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6772] <... futex resumed>) = 0 [pid 6774] <... futex resumed>) = 0 [pid 6772] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6774] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6772] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6772] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6774] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6774] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6772] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6772] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6771] exit_group(0) = ? [pid 6772] exit_group(0) = ? [pid 6773] <... io_uring_enter resumed>) = ? [pid 6773] +++ exited with 0 +++ [pid 6771] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6771, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6775 attached , child_tidptr=0x55556b8a0690) = 6775 [pid 6775] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6775] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6775] setpgid(0, 0) = 0 [pid 6775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6775] write(3, "1000", 4) = 4 executing program [pid 6775] close(3) = 0 [pid 6775] write(1, "executing program\n", 18) = 18 [pid 6775] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6775] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6775] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6775] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6775] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6775] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6775] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6776 attached => {parent_tid=[6776]}, 88) = 6776 [pid 6775] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6775] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6775] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6776] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6776] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6776] rt_sigprocmask(SIG_SETMASK, [], [pid 6774] <... io_uring_enter resumed>) = ? [pid 6776] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6776] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6776] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6776] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6775] <... futex resumed>) = 0 [pid 6775] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6776] <... futex resumed>) = 0 [pid 6775] <... futex resumed>) = 1 [pid 6776] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6775] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6776] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6776] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6776] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6776] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6775] <... futex resumed>) = 0 [pid 6775] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6775] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6776] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6775] <... futex resumed>) = 0 [pid 6775] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6776] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6775] <... futex resumed>) = 0 [pid 6776] <... futex resumed>) = 0 [pid 6775] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6775] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6776] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6775] <... futex resumed>) = 0 [pid 6775] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6774] +++ exited with 0 +++ [pid 6772] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6772, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6777 ./strace-static-x86_64: Process 6777 attached [pid 6777] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6777] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6777] setpgid(0, 0 [pid 6775] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6777] <... setpgid resumed>) = 0 [pid 6777] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6777] write(3, "1000", 4) = 4 [pid 6777] close(3executing program ) = 0 [pid 6777] write(1, "executing program\n", 18) = 18 [pid 6777] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6777] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6777] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6777] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6777] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6777] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6777] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6778 attached => {parent_tid=[6778]}, 88) = 6778 [pid 6777] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6777] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6778] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6777] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6778] <... rseq resumed>) = 0 [pid 6778] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6778] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6778] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6778] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6777] <... futex resumed>) = 0 [pid 6777] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6778] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6777] <... futex resumed>) = 0 [pid 6778] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6777] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6778] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6778] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6778] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6778] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6777] <... futex resumed>) = 0 [pid 6777] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6778] <... futex resumed>) = 0 [pid 6777] <... futex resumed>) = 1 [pid 6777] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6778] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6777] <... futex resumed>) = 0 [pid 6778] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6777] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6777] <... futex resumed>) = 0 [pid 6778] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6778] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6777] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6777] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6778] <... futex resumed>) = 0 [pid 6778] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6777] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6775] exit_group(0) = ? [pid 6777] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6776] <... io_uring_enter resumed>) = ? [pid 6776] +++ exited with 0 +++ [pid 6775] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6775, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6779 ./strace-static-x86_64: Process 6779 attached [pid 6779] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6779] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6779] setpgid(0, 0) = 0 [pid 6779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6779] write(3, "1000", 4) = 4 [pid 6779] close(3) = 0 executing program [pid 6779] write(1, "executing program\n", 18) = 18 [pid 6779] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6779] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6779] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6779] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6779] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6779] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6779] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6780 attached => {parent_tid=[6780]}, 88) = 6780 [pid 6780] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6779] rt_sigprocmask(SIG_SETMASK, [], [pid 6780] <... rseq resumed>) = 0 [pid 6779] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6780] set_robust_list(0x7f7dc57139a0, 24 [pid 6779] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6780] <... set_robust_list resumed>) = 0 [pid 6779] <... futex resumed>) = 0 [pid 6780] rt_sigprocmask(SIG_SETMASK, [], [pid 6779] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6780] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6780] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6780] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6779] <... futex resumed>) = 0 [pid 6780] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6779] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6780] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6779] <... futex resumed>) = 0 [pid 6779] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6780] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6780] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6780] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6779] <... futex resumed>) = 0 [pid 6779] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6780] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6779] <... futex resumed>) = 0 [pid 6780] <... futex resumed>) = 0 [pid 6779] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6779] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6779] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6780] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6779] <... futex resumed>) = 0 [pid 6779] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6779] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6780] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6778] <... io_uring_enter resumed>) = 4096 [pid 6779] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6778] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6778] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6777] exit_group(0 [pid 6778] <... futex resumed>) = ? [pid 6777] <... exit_group resumed>) = ? [pid 6778] +++ exited with 0 +++ [pid 6777] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6777, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6781 attached [pid 6781] set_robust_list(0x55556b8a06a0, 24 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6781 [pid 6781] <... set_robust_list resumed>) = 0 [pid 6781] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6781] setpgid(0, 0) = 0 [pid 6781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6781] write(3, "1000", 4) = 4 [pid 6781] close(3) = 0 executing program [pid 6781] write(1, "executing program\n", 18) = 18 [pid 6781] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6781] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6781] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6781] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6781] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6781] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6781] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6782 attached => {parent_tid=[6782]}, 88) = 6782 [pid 6781] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6781] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6781] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6782] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6782] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6782] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6782] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6781] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6779] exit_group(0) = ? [pid 6782] <... openat resumed>) = 3 [pid 6781] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6782] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6781] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56d2000 [pid 6781] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6781] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6781] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6783 attached => {parent_tid=[6783]}, 88) = 6783 [pid 6781] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6781] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6781] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6783] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6782] <... futex resumed>) = 0 [pid 6783] <... rseq resumed>) = 0 [pid 6782] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6783] set_robust_list(0x7f7dc56f29a0, 24) = 0 [pid 6783] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6783] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6783] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ad000 [pid 6783] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc566d000 [pid 6783] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6781] <... futex resumed>) = 0 [pid 6781] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6781] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6783] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6782] <... futex resumed>) = 0 [pid 6782] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6781] <... futex resumed>) = 0 [pid 6781] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6782] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6781] <... futex resumed>) = 0 [pid 6782] <... futex resumed>) = 0 [pid 6781] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6782] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6782] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6781] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6782] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6781] <... futex resumed>) = 0 [pid 6781] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6780] <... io_uring_enter resumed>) = ? [pid 6780] +++ exited with 0 +++ [pid 6779] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6779, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6784 ./strace-static-x86_64: Process 6784 attached [pid 6784] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6784] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6784] setpgid(0, 0) = 0 [pid 6784] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6784] write(3, "1000", 4) = 4 executing program [pid 6784] close(3) = 0 [pid 6784] write(1, "executing program\n", 18) = 18 [pid 6784] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6784] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6784] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6784] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6784] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6784] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6784] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6785 attached [pid 6785] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6784] <... clone3 resumed> => {parent_tid=[6785]}, 88) = 6785 [pid 6784] rt_sigprocmask(SIG_SETMASK, [], [pid 6785] <... rseq resumed>) = 0 [pid 6784] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6785] set_robust_list(0x7f7dc57139a0, 24 [pid 6784] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6785] <... set_robust_list resumed>) = 0 [pid 6784] <... futex resumed>) = 0 [pid 6785] rt_sigprocmask(SIG_SETMASK, [], [pid 6784] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6785] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6785] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6785] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6784] <... futex resumed>) = 0 [pid 6785] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6784] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6785] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6784] <... futex resumed>) = 0 [pid 6785] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6784] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6785] <... mmap resumed>) = 0x7f7dc56ce000 [pid 6785] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6785] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6784] <... futex resumed>) = 0 [pid 6784] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6784] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6785] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6784] <... futex resumed>) = 0 [pid 6784] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6784] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6785] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6784] <... futex resumed>) = 0 [pid 6784] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6784] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6785] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6784] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6781] exit_group(0 [pid 6783] <... futex resumed>) = ? [pid 6781] <... exit_group resumed>) = ? [pid 6783] +++ exited with 0 +++ [pid 6782] <... io_uring_enter resumed>) = ? [pid 6782] +++ exited with 0 +++ [pid 6781] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6781, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=5 /* 0.05 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6786 attached [pid 6786] set_robust_list(0x55556b8a06a0, 24 [pid 5862] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6786 [pid 6786] <... set_robust_list resumed>) = 0 [pid 6786] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6786] setpgid(0, 0) = 0 [pid 6786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6786] write(3, "1000", 4) = 4 [pid 6786] close(3) = 0 executing program [pid 6786] write(1, "executing program\n", 18) = 18 [pid 6786] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6786] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6786] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6786] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6786] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6786] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6786] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6787 attached => {parent_tid=[6787]}, 88) = 6787 [pid 6786] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6787] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6786] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6787] <... rseq resumed>) = 0 [pid 6786] <... futex resumed>) = 0 [pid 6787] set_robust_list(0x7f7dc57139a0, 24 [pid 6786] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6787] <... set_robust_list resumed>) = 0 [pid 6787] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6787] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6787] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6786] <... futex resumed>) = 0 [pid 6786] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6786] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6787] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6787] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6787] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6787] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6786] <... futex resumed>) = 0 [pid 6787] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6786] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6787] <... futex resumed>) = 0 [pid 6786] <... futex resumed>) = 0 [pid 6787] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6786] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6786] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6787] <... futex resumed>) = 0 [pid 6786] <... futex resumed>) = 1 [pid 6787] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6786] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6787] <... futex resumed>) = 0 [pid 6786] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6787] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6786] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6786] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6784] exit_group(0) = ? [pid 6786] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6785] <... io_uring_enter resumed>) = ? [pid 6785] +++ exited with 0 +++ [pid 6784] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6784, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6788 attached , child_tidptr=0x55556b8a0690) = 6788 [pid 6788] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6788] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6788] setpgid(0, 0) = 0 [pid 6788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6788] write(3, "1000", 4) = 4 [pid 6788] close(3) = 0 [pid 6788] write(1, "executing program\n", 18) = 18 [pid 6788] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6788] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6788] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6788] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6788] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6788] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6788] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6789 attached => {parent_tid=[6789]}, 88) = 6789 [pid 6789] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6788] rt_sigprocmask(SIG_SETMASK, [], [pid 6789] <... rseq resumed>) = 0 [pid 6788] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6788] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6789] set_robust_list(0x7f7dc57139a0, 24 [pid 6788] <... futex resumed>) = 0 [pid 6789] <... set_robust_list resumed>) = 0 [pid 6788] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6789] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6789] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6789] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6788] <... futex resumed>) = 0 [pid 6789] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6788] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6789] <... futex resumed>) = 0 [pid 6788] <... futex resumed>) = 1 [pid 6789] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6788] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6789] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6789] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6789] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6788] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6788] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6789] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6788] <... futex resumed>) = 0 [pid 6789] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6788] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc566d000 [pid 6788] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE [pid 6787] <... io_uring_enter resumed>) = 4096 [pid 6788] <... mprotect resumed>) = 0 [pid 6788] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6788] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0} => {parent_tid=[6790]}, 88) = 6790 [pid 6788] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6788] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6788] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6790 attached [pid 6790] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053) = 0 [pid 6790] set_robust_list(0x7f7dc568d9a0, 24) = 0 [pid 6790] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6790] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6788] <... futex resumed>) = 0 [pid 6788] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6789] <... futex resumed>) = 0 [pid 6788] <... futex resumed>) = 1 [pid 6788] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6790] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6787] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6786] exit_group(0) = ? [pid 6787] <... futex resumed>) = ? [pid 6789] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6788] <... futex resumed>) = 0 [pid 6788] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6788] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6789] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6787] +++ exited with 0 +++ [pid 6786] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6786, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5862] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6791 ./strace-static-x86_64: Process 6791 attached [pid 6791] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6791] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6791] setpgid(0, 0) = 0 [pid 6791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6791] write(3, "1000", 4) = 4 [pid 6791] close(3executing program ) = 0 [pid 6791] write(1, "executing program\n", 18) = 18 [pid 6791] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6791] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6791] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6791] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6791] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6791] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6788] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6788] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6791] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6791] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6792]}, 88) = 6792 [pid 6791] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6791] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6791] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6792 attached [pid 6792] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6791] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6791] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6791] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6791] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56d2000 [pid 6791] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6791] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6792] set_robust_list(0x7f7dc57139a0, 24 [pid 6791] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6792] <... set_robust_list resumed>) = 0 [pid 6791] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6793 attached => {parent_tid=[6793]}, 88) = 6793 [pid 6791] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6792] rt_sigprocmask(SIG_SETMASK, [], [pid 6791] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6793] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6792] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6791] <... futex resumed>) = 0 [pid 6793] <... rseq resumed>) = 0 [pid 6791] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6792] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6793] set_robust_list(0x7f7dc56f29a0, 24) = 0 [pid 6793] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6793] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 3 [pid 6792] <... openat resumed>) = 4 [pid 6793] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0) = 0x7f7dc56ad000 [pid 6793] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000) = 0x7f7dc566d000 [pid 6793] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6791] <... futex resumed>) = 0 [pid 6793] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6791] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6793] <... futex resumed>) = 0 [pid 6791] <... futex resumed>) = 0 [pid 6793] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6791] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6791] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6793] <... futex resumed>) = 0 [pid 6791] <... futex resumed>) = 1 [pid 6793] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6791] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6793] <... futex resumed>) = 0 [pid 6791] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6793] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6791] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6791] <... futex resumed>) = 0 [pid 6793] io_uring_enter(3, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6791] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6792] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6792] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6791] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6788] exit_group(0 [pid 6790] <... futex resumed>) = ? [pid 6788] <... exit_group resumed>) = ? [pid 6790] +++ exited with 0 +++ [pid 6791] exit_group(0 [pid 6792] <... futex resumed>) = ? [pid 6792] +++ exited with 0 +++ [pid 6791] <... exit_group resumed>) = ? [pid 6793] <... io_uring_enter resumed>) = ? [pid 6789] <... io_uring_enter resumed>) = ? [pid 6789] +++ exited with 0 +++ [pid 6788] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6788, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6797 ./strace-static-x86_64: Process 6797 attached [pid 6797] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6797] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6797] setpgid(0, 0) = 0 [pid 6797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6797] write(3, "1000", 4) = 4 [pid 6797] close(3) = 0 executing program [pid 6797] write(1, "executing program\n", 18) = 18 [pid 6797] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6797] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6797] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6797] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6797] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6797] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6797] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6798 attached [pid 6798] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6798] set_robust_list(0x7f7dc57139a0, 24 [pid 6797] <... clone3 resumed> => {parent_tid=[6798]}, 88) = 6798 [pid 6798] <... set_robust_list resumed>) = 0 [pid 6797] rt_sigprocmask(SIG_SETMASK, [], [pid 6798] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6797] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6798] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6797] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6797] <... futex resumed>) = 0 [pid 6798] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6797] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6798] <... openat resumed>) = 3 [pid 6798] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6797] <... futex resumed>) = 0 [pid 6798] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6797] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6798] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6797] <... futex resumed>) = 0 [pid 6797] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6798] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6798] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6798] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6797] <... futex resumed>) = 0 [pid 6798] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6797] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6798] <... futex resumed>) = 0 [pid 6797] <... futex resumed>) = 0 [pid 6798] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6797] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6797] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6798] <... futex resumed>) = 0 [pid 6797] <... futex resumed>) = 1 [pid 6798] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6797] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6798] <... futex resumed>) = 0 [pid 6797] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6798] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6797] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6797] <... futex resumed>) = 0 [pid 6798] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6797] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6797] exit_group(0) = ? [pid 6798] <... io_uring_enter resumed>) = ? [pid 6798] +++ exited with 0 +++ [pid 6797] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6797, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6799 ./strace-static-x86_64: Process 6799 attached [pid 6799] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6799] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6799] setpgid(0, 0) = 0 [pid 6799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6799] write(3, "1000", 4) = 4 [pid 6799] close(3) = 0 [pid 6799] write(1, "executing program\n", 18executing program ) = 18 [pid 6799] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6799] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6799] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6799] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6799] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6799] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6799] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6800 attached [pid 6800] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6799] <... clone3 resumed> => {parent_tid=[6800]}, 88) = 6800 [pid 6800] <... rseq resumed>) = 0 [pid 6799] rt_sigprocmask(SIG_SETMASK, [], [pid 6800] set_robust_list(0x7f7dc57139a0, 24 [pid 6799] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6800] <... set_robust_list resumed>) = 0 [pid 6799] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6800] rt_sigprocmask(SIG_SETMASK, [], [pid 6799] <... futex resumed>) = 0 [pid 6800] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6799] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6800] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6800] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6799] <... futex resumed>) = 0 [pid 6800] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6799] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6799] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6800] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6800] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6800] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6800] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6799] <... futex resumed>) = 0 [pid 6800] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6799] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6800] <... futex resumed>) = 0 [pid 6799] <... futex resumed>) = 0 [pid 6800] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6799] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6799] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6800] <... futex resumed>) = 0 [pid 6799] <... futex resumed>) = 1 [pid 6800] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6799] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6800] <... futex resumed>) = 0 [pid 6799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6800] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6799] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6800] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6799] <... futex resumed>) = 0 [pid 6800] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6799] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6799] exit_group(0) = ? [pid 6800] <... io_uring_enter resumed>) = ? [pid 6800] +++ exited with 0 +++ [pid 6799] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6799, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6801 attached , child_tidptr=0x55556b8a0690) = 6801 [pid 6801] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6801] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6801] setpgid(0, 0) = 0 [pid 6801] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6801] write(3, "1000", 4) = 4 [pid 6801] close(3executing program ) = 0 [pid 6801] write(1, "executing program\n", 18) = 18 [pid 6801] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6801] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6801] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6801] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6801] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6801] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6801] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6802 attached => {parent_tid=[6802]}, 88) = 6802 [pid 6801] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6801] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6801] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6802] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6801] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6801] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6802] <... rseq resumed>) = 0 [pid 6801] <... futex resumed>) = 0 [pid 6802] set_robust_list(0x7f7dc57139a0, 24 [pid 6801] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56d2000 [pid 6801] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6801] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6801] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6803 attached => {parent_tid=[6803]}, 88) = 6803 [pid 6802] <... set_robust_list resumed>) = 0 [pid 6801] rt_sigprocmask(SIG_SETMASK, [], [pid 6802] rt_sigprocmask(SIG_SETMASK, [], [pid 6803] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6801] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6803] <... rseq resumed>) = 0 [pid 6801] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6803] set_robust_list(0x7f7dc56f29a0, 24 [pid 6801] <... futex resumed>) = 0 [pid 6803] <... set_robust_list resumed>) = 0 [pid 6802] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6801] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6803] rt_sigprocmask(SIG_SETMASK, [], [pid 6802] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6803] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6802] <... openat resumed>) = 3 [pid 6802] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6803] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6802] <... futex resumed>) = 0 [pid 6803] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6802] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6803] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ad000 [pid 6803] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc566d000 [pid 6803] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6801] <... futex resumed>) = 0 [pid 6803] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6801] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6802] <... futex resumed>) = 0 [pid 6801] <... futex resumed>) = 1 [pid 6802] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6801] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6802] <... futex resumed>) = 0 [pid 6801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6802] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6801] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6802] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6801] <... futex resumed>) = 0 [pid 6802] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6801] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6802] <... futex resumed>) = 0 [pid 6801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6802] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6801] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6802] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6801] <... futex resumed>) = 0 [pid 6802] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6801] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6801] exit_group(0) = ? [pid 6803] <... futex resumed>) = ? [pid 6803] +++ exited with 0 +++ [pid 6802] <... io_uring_enter resumed>) = ? [pid 6802] +++ exited with 0 +++ [pid 6801] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6801, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6804 attached , child_tidptr=0x55556b8a0690) = 6804 [pid 6804] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6804] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6804] setpgid(0, 0) = 0 [pid 6804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6804] write(3, "1000", 4) = 4 [pid 6804] close(3) = 0 executing program [pid 6804] write(1, "executing program\n", 18) = 18 [pid 6804] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6804] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6804] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6804] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6804] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6804] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6804] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6806 attached [pid 6806] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6804] <... clone3 resumed> => {parent_tid=[6806]}, 88) = 6806 [pid 6806] <... rseq resumed>) = 0 [pid 6806] set_robust_list(0x7f7dc57139a0, 24 [pid 6804] rt_sigprocmask(SIG_SETMASK, [], [pid 6806] <... set_robust_list resumed>) = 0 [pid 6804] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6806] rt_sigprocmask(SIG_SETMASK, [], [pid 6804] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6806] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6804] <... futex resumed>) = 0 [pid 6806] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6804] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6806] <... openat resumed>) = 3 [pid 6806] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6804] <... futex resumed>) = 0 [pid 6806] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6804] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6806] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6804] <... futex resumed>) = 0 [pid 6804] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6806] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6806] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6806] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6804] <... futex resumed>) = 0 [pid 6804] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6806] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6804] <... futex resumed>) = 0 [pid 6806] <... futex resumed>) = 0 [pid 6804] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6806] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6804] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6806] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6804] <... futex resumed>) = 0 [pid 6804] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6806] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6804] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6806] <... futex resumed>) = 0 [pid 6804] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6806] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6804] <... futex resumed>) = 0 [pid 6804] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6804] exit_group(0) = ? [pid 6806] <... io_uring_enter resumed>) = ? [pid 6806] +++ exited with 0 +++ [pid 6804] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6804, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6807 attached , child_tidptr=0x55556b8a0690) = 6807 executing program [pid 6807] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6807] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6807] setpgid(0, 0) = 0 [pid 6807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6807] write(3, "1000", 4) = 4 [pid 6807] close(3) = 0 [pid 6807] write(1, "executing program\n", 18) = 18 [pid 6807] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6807] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6807] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6807] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6807] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6807] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6807] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6808 attached => {parent_tid=[6808]}, 88) = 6808 [pid 6808] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6807] rt_sigprocmask(SIG_SETMASK, [], [pid 6808] <... rseq resumed>) = 0 [pid 6807] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6808] set_robust_list(0x7f7dc57139a0, 24 [pid 6807] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6808] <... set_robust_list resumed>) = 0 [pid 6807] <... futex resumed>) = 0 [pid 6808] rt_sigprocmask(SIG_SETMASK, [], [pid 6807] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6808] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6808] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6808] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6808] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6807] <... futex resumed>) = 0 [pid 6807] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6808] <... futex resumed>) = 0 [pid 6807] <... futex resumed>) = 1 [pid 6808] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6807] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6808] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6808] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6808] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6808] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6807] <... futex resumed>) = 0 [pid 6807] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6808] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6807] <... futex resumed>) = 0 [pid 6808] <... futex resumed>) = 0 [pid 6807] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6808] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6807] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6808] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6807] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6808] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6807] <... futex resumed>) = 0 [pid 6808] <... futex resumed>) = 0 [pid 6807] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6808] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6807] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6808] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6807] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6808] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6807] <... futex resumed>) = 0 [pid 6807] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5862] kill(-6791, SIGKILL) = 0 [pid 5862] kill(6791, SIGKILL) = 0 [pid 6807] exit_group(0) = ? [pid 6808] <... io_uring_enter resumed>) = ? [pid 5862] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 6808] +++ exited with 0 +++ [pid 6807] +++ exited with 0 +++ [pid 5862] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6807, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5862] getdents64(3, 0x55556b8a1730 /* 2 entries */, 32768) = 48 [pid 5862] getdents64(3, [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5862] <... getdents64 resumed>0x55556b8a1730 /* 0 entries */, 32768) = 0 [pid 5862] close(3./strace-static-x86_64: Process 6810 attached [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6810 [pid 5862] <... close resumed>) = 0 [pid 6810] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6810] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6810] setpgid(0, 0) = 0 [pid 6810] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6810] write(3, "1000", 4) = 4 [pid 6810] close(3) = 0 [pid 6810] write(1, "executing program\n", 18executing program ) = 18 [pid 6810] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6810] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6810] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6810] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6810] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6810] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6810] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6811 attached => {parent_tid=[6811]}, 88) = 6811 [pid 6811] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6810] rt_sigprocmask(SIG_SETMASK, [], [pid 6811] set_robust_list(0x7f7dc57139a0, 24 [pid 6810] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6811] <... set_robust_list resumed>) = 0 [pid 6810] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6811] rt_sigprocmask(SIG_SETMASK, [], [pid 6810] <... futex resumed>) = 0 [pid 6811] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6811] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6810] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6811] <... openat resumed>) = 3 [pid 6811] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6810] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6811] <... futex resumed>) = 0 [pid 6810] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6811] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6810] <... futex resumed>) = 0 [pid 6811] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6810] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6811] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6811] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6810] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6810] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6811] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6810] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6811] <... futex resumed>) = 0 [pid 6810] <... mmap resumed>) = 0x7f7dc566d000 [pid 6810] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6811] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6810] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6810] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0}./strace-static-x86_64: Process 6812 attached => {parent_tid=[6812]}, 88) = 6812 [pid 6812] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053) = 0 [pid 6810] rt_sigprocmask(SIG_SETMASK, [], [pid 6812] set_robust_list(0x7f7dc568d9a0, 24 [pid 6810] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6812] <... set_robust_list resumed>) = 0 [pid 6810] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6812] rt_sigprocmask(SIG_SETMASK, [], [pid 6810] <... futex resumed>) = 0 [pid 6812] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6810] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6812] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6812] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6810] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6811] <... futex resumed>) = 0 [pid 6810] <... futex resumed>) = 1 [pid 6810] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6811] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6811] <... futex resumed>) = 0 [pid 6810] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6811] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6810] <... futex resumed>) = 0 [pid 6810] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6811] <... io_uring_enter resumed>) = 4096 [pid 6811] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6811] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6810] exit_group(0 [pid 6812] <... futex resumed>) = ? [pid 6811] <... futex resumed>) = ? [pid 6810] <... exit_group resumed>) = ? [pid 6812] +++ exited with 0 +++ [pid 6811] +++ exited with 0 +++ [pid 6810] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6810, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6814 attached [pid 6814] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6814] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6814 [pid 6814] <... prctl resumed>) = 0 [pid 6814] setpgid(0, 0) = 0 [pid 6814] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6814] write(3, "1000", 4) = 4 [pid 6814] close(3) = 0 [pid 6814] write(1, "executing program\n", 18executing program ) = 18 [pid 6814] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6814] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6814] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6814] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6814] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6814] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6814] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6815 attached => {parent_tid=[6815]}, 88) = 6815 [pid 6815] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6814] rt_sigprocmask(SIG_SETMASK, [], [pid 6815] set_robust_list(0x7f7dc57139a0, 24 [pid 6814] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6815] <... set_robust_list resumed>) = 0 [pid 6814] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6815] rt_sigprocmask(SIG_SETMASK, [], [pid 6814] <... futex resumed>) = 0 [pid 6815] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6814] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6815] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6815] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6814] <... futex resumed>) = 0 [pid 6815] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6814] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6815] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6814] <... futex resumed>) = 0 [pid 6814] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6815] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6815] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6815] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6814] <... futex resumed>) = 0 [pid 6815] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6814] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6815] <... futex resumed>) = 0 [pid 6814] <... futex resumed>) = 0 [pid 6815] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6814] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6814] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6815] <... futex resumed>) = 0 [pid 6814] <... futex resumed>) = 1 [pid 6815] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6814] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6815] <... futex resumed>) = 0 [pid 6814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6815] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6814] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6815] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6814] <... futex resumed>) = 0 [pid 6815] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6814] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6814] exit_group(0) = ? [pid 6815] <... io_uring_enter resumed>) = ? [pid 6815] +++ exited with 0 +++ [pid 6814] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6814, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6819 attached [pid 6819] set_robust_list(0x55556b8a06a0, 24 [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6819 [pid 6819] <... set_robust_list resumed>) = 0 [pid 6819] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6819] setpgid(0, 0) = 0 [pid 6819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6819] write(3, "1000", 4) = 4 [pid 6819] close(3) = 0 executing program [pid 6819] write(1, "executing program\n", 18) = 18 [pid 6819] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6819] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6819] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6819] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6819] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6819] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6819] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6820 attached => {parent_tid=[6820]}, 88) = 6820 [pid 6819] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6819] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6819] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6820] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6820] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6820] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6820] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6820] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6819] <... futex resumed>) = 0 [pid 6819] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6819] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6820] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6820] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6820] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6820] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6819] <... futex resumed>) = 0 [pid 6819] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6820] <... futex resumed>) = 1 [pid 6819] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6820] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6819] <... futex resumed>) = 0 [pid 6820] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6819] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6820] <... futex resumed>) = 0 [pid 6820] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6819] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6819] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6820] <... futex resumed>) = 0 [pid 6819] <... futex resumed>) = 1 [pid 6820] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6819] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6819] exit_group(0) = ? [pid 6820] <... io_uring_enter resumed>) = ? [pid 6820] +++ exited with 0 +++ [pid 6819] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6819, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6821 attached , child_tidptr=0x55556b8a0690) = 6821 [pid 6821] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6821] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6821] setpgid(0, 0) = 0 [pid 6821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6821] write(3, "1000", 4) = 4 [pid 6821] close(3) = 0 [pid 6821] write(1, "executing program\n", 18executing program ) = 18 [pid 6821] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6821] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6821] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6821] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6821] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6821] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6821] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6822 attached => {parent_tid=[6822]}, 88) = 6822 [pid 6821] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6821] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6821] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6822] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6822] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6822] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6822] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6822] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6821] <... futex resumed>) = 0 [pid 6821] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6821] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6822] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6822] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6822] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6822] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6821] <... futex resumed>) = 0 [pid 6821] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6822] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6821] <... futex resumed>) = 0 [pid 6822] <... futex resumed>) = 0 [pid 6821] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6822] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6821] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6822] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6821] <... futex resumed>) = 0 [pid 6822] <... futex resumed>) = 0 [pid 6821] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6822] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6821] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6822] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6821] <... futex resumed>) = 0 [pid 6821] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6821] exit_group(0) = ? [pid 6822] <... io_uring_enter resumed>) = ? [pid 6822] +++ exited with 0 +++ [pid 6821] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6821, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6823 attached [pid 6823] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6823] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5866] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6823 [pid 6823] <... prctl resumed>) = 0 [pid 6823] setpgid(0, 0) = 0 [pid 6823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6823] write(3, "1000", 4) = 4 [pid 6823] close(3) = 0 [pid 6823] write(1, "executing program\n", 18executing program ) = 18 [pid 6823] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6823] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6823] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6823] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6823] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6823] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6823] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6824 attached [pid 6824] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6823] <... clone3 resumed> => {parent_tid=[6824]}, 88) = 6824 [pid 6824] set_robust_list(0x7f7dc57139a0, 24 [pid 6823] rt_sigprocmask(SIG_SETMASK, [], [pid 6824] <... set_robust_list resumed>) = 0 [pid 6823] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6824] rt_sigprocmask(SIG_SETMASK, [], [pid 6823] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6824] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6823] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6824] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6824] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6823] <... futex resumed>) = 0 [pid 6824] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6823] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6823] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6824] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6824] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6823] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6823] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6824] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6824] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6824] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6823] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc566d000 [pid 6823] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6823] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6823] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0}./strace-static-x86_64: Process 6825 attached => {parent_tid=[6825]}, 88) = 6825 [pid 6823] rt_sigprocmask(SIG_SETMASK, [], [pid 6825] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053 [pid 6823] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6825] <... rseq resumed>) = 0 [pid 6823] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6825] set_robust_list(0x7f7dc568d9a0, 24 [pid 6823] <... futex resumed>) = 0 [pid 6825] <... set_robust_list resumed>) = 0 [pid 6823] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6825] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6825] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6823] <... futex resumed>) = 0 [pid 6823] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6825] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6824] <... futex resumed>) = 0 [pid 6823] <... futex resumed>) = 1 [pid 6824] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6823] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6824] <... futex resumed>) = 0 [pid 6823] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6824] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6823] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6823] <... futex resumed>) = 0 [pid 6824] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6823] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6824] <... io_uring_enter resumed>) = 4096 [pid 6824] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6823] exit_group(0 [pid 6825] <... futex resumed>) = ? [pid 6824] +++ exited with 0 +++ [pid 6823] <... exit_group resumed>) = ? [pid 6825] +++ exited with 0 +++ [pid 6823] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6823, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6826 ./strace-static-x86_64: Process 6826 attached [pid 6826] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6826] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6826] setpgid(0, 0) = 0 [pid 6826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6826] write(3, "1000", 4) = 4 [pid 6826] close(3) = 0 [pid 6826] write(1, "executing program\n", 18executing program ) = 18 [pid 6826] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6826] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6826] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6826] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6826] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6826] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6826] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6827 attached => {parent_tid=[6827]}, 88) = 6827 [pid 6826] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6826] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6826] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6827] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6827] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6826] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6826] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6827] rt_sigprocmask(SIG_SETMASK, [], [pid 6826] <... futex resumed>) = 0 [pid 6827] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6826] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56d2000 [pid 6826] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6826] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6826] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6828 attached => {parent_tid=[6828]}, 88) = 6828 [pid 6826] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6826] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6828] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6827] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6826] <... futex resumed>) = 0 [pid 6828] <... rseq resumed>) = 0 [pid 6826] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6827] <... openat resumed>) = 3 [pid 6828] set_robust_list(0x7f7dc56f29a0, 24) = 0 [pid 6827] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6828] rt_sigprocmask(SIG_SETMASK, [], [pid 6827] <... futex resumed>) = 0 [pid 6828] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6828] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6827] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6828] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ad000 [pid 6828] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6826] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6826] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6826] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6827] <... futex resumed>) = 0 [pid 6827] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6826] <... futex resumed>) = ? [pid 6827] +++ killed by SIGSEGV +++ [pid 6828] <... mmap resumed>) = ? [pid 6828] +++ killed by SIGSEGV +++ [pid 6826] +++ killed by SIGSEGV +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6826, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6829 attached , child_tidptr=0x55556b8a0690) = 6829 [pid 6829] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6829] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6829] setpgid(0, 0) = 0 [pid 6829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6829] write(3, "1000", 4) = 4 [pid 6829] close(3) = 0 [pid 6829] write(1, "executing program\n", 18executing program ) = 18 [pid 6829] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6829] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6829] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6829] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6829] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6829] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6829] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6830 attached => {parent_tid=[6830]}, 88) = 6830 [pid 6830] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6829] rt_sigprocmask(SIG_SETMASK, [], [pid 6830] <... rseq resumed>) = 0 [pid 6829] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6830] set_robust_list(0x7f7dc57139a0, 24 [pid 6829] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6830] <... set_robust_list resumed>) = 0 [pid 6829] <... futex resumed>) = 0 [pid 6830] rt_sigprocmask(SIG_SETMASK, [], [pid 6829] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6830] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6830] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6830] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6829] <... futex resumed>) = 0 [pid 6829] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6829] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6830] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6830] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6830] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6830] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6829] <... futex resumed>) = 0 [pid 6829] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6829] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6830] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6829] <... futex resumed>) = 0 [pid 6829] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6829] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6830] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6829] <... futex resumed>) = 0 [pid 6830] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6829] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6830] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6829] <... futex resumed>) = 0 [pid 6830] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6829] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6829] exit_group(0) = ? [pid 6830] <... io_uring_enter resumed>) = ? [pid 6830] +++ exited with 0 +++ [pid 6829] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6829, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6831 ./strace-static-x86_64: Process 6831 attached [pid 6831] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6831] setpgid(0, 0) = 0 executing program [pid 6831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6831] write(3, "1000", 4) = 4 [pid 6831] close(3) = 0 [pid 6831] write(1, "executing program\n", 18) = 18 [pid 6831] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6831] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6831] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6831] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6831] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6831] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6831] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6832 attached => {parent_tid=[6832]}, 88) = 6832 [pid 6832] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6831] rt_sigprocmask(SIG_SETMASK, [], [pid 6832] <... rseq resumed>) = 0 [pid 6831] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6832] set_robust_list(0x7f7dc57139a0, 24 [pid 6831] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6832] <... set_robust_list resumed>) = 0 [pid 6831] <... futex resumed>) = 0 [pid 6832] rt_sigprocmask(SIG_SETMASK, [], [pid 6831] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6832] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6832] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6832] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6831] <... futex resumed>) = 0 [pid 6832] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6831] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6831] <... futex resumed>) = 0 [pid 6832] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6831] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6832] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6832] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6832] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6831] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6831] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6831] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6832] <... mmap resumed>) = 0x7f7dc568e000 [pid 6831] <... mmap resumed>) = 0x7f7dc566d000 [pid 6831] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE [pid 6832] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6831] <... mprotect resumed>) = 0 [pid 6831] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6831] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0}./strace-static-x86_64: Process 6833 attached [pid 6833] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053 [pid 6831] <... clone3 resumed> => {parent_tid=[6833]}, 88) = 6833 [pid 6833] <... rseq resumed>) = 0 [pid 6832] <... futex resumed>) = 0 [pid 6831] rt_sigprocmask(SIG_SETMASK, [], [pid 6833] set_robust_list(0x7f7dc568d9a0, 24 [pid 6831] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6833] <... set_robust_list resumed>) = 0 [pid 6831] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6833] rt_sigprocmask(SIG_SETMASK, [], [pid 6831] <... futex resumed>) = 0 [pid 6833] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6832] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6831] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6833] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6831] <... futex resumed>) = 0 [pid 6833] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6831] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6831] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6832] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6832] <... futex resumed>) = 0 [pid 6831] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6832] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6831] <... futex resumed>) = 0 [pid 6831] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6831] exit_group(0 [pid 6833] <... futex resumed>) = ? [pid 6831] <... exit_group resumed>) = ? [pid 6833] +++ exited with 0 +++ [pid 6832] <... io_uring_enter resumed>) = ? [pid 6832] +++ exited with 0 +++ [pid 6831] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6831, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6834 ./strace-static-x86_64: Process 6834 attached [pid 6834] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6834] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6834] setpgid(0, 0) = 0 [pid 6834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6834] write(3, "1000", 4) = 4 [pid 6834] close(3executing program ) = 0 [pid 6834] write(1, "executing program\n", 18) = 18 [pid 6834] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6834] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6834] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6834] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6834] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6834] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6834] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6835 attached => {parent_tid=[6835]}, 88) = 6835 [pid 6835] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6834] rt_sigprocmask(SIG_SETMASK, [], [pid 6835] <... rseq resumed>) = 0 [pid 6834] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6835] set_robust_list(0x7f7dc57139a0, 24 [pid 6834] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6835] <... set_robust_list resumed>) = 0 [pid 6834] <... futex resumed>) = 0 [pid 6835] rt_sigprocmask(SIG_SETMASK, [], [pid 6834] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6835] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6835] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6835] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6834] <... futex resumed>) = 0 [pid 6835] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6834] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6835] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6834] <... futex resumed>) = 0 [pid 6835] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6834] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6835] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6835] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6835] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6834] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6834] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6835] <... mmap resumed>) = 0x7f7dc568e000 [pid 6834] <... futex resumed>) = 0 [pid 6835] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6834] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc566d000 [pid 6834] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE [pid 6835] <... futex resumed>) = 0 [pid 6835] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6834] <... mprotect resumed>) = 0 [pid 6834] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6834] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0}./strace-static-x86_64: Process 6836 attached => {parent_tid=[6836]}, 88) = 6836 [pid 6834] rt_sigprocmask(SIG_SETMASK, [], [pid 6836] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053 [pid 6834] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6834] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6834] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6836] <... rseq resumed>) = 0 [pid 6836] set_robust_list(0x7f7dc568d9a0, 24) = 0 [pid 6836] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6836] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6834] <... futex resumed>) = 0 [pid 6834] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6835] <... futex resumed>) = 0 [pid 6834] <... futex resumed>) = 1 [pid 6835] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6834] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6835] <... futex resumed>) = 0 [pid 6834] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6835] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6834] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6834] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6836] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6834] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6835] <... io_uring_enter resumed>) = 4096 [pid 6835] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6835] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6834] exit_group(0 [pid 6836] <... futex resumed>) = ? [pid 6835] <... futex resumed>) = ? [pid 6834] <... exit_group resumed>) = ? [pid 6836] +++ exited with 0 +++ [pid 6835] +++ exited with 0 +++ [pid 6834] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6834, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6837 ./strace-static-x86_64: Process 6837 attached [pid 6837] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6837] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6837] setpgid(0, 0) = 0 [pid 6837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6837] write(3, "1000", 4) = 4 [pid 6837] close(3) = 0 [pid 6837] write(1, "executing program\n", 18) = 18 [pid 6837] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6837] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6837] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6837] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6837] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6837] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6837] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6838 attached => {parent_tid=[6838]}, 88) = 6838 [pid 6838] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6837] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6837] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] set_robust_list(0x7f7dc57139a0, 24 [pid 6837] <... futex resumed>) = 0 [pid 6838] <... set_robust_list resumed>) = 0 [pid 6837] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6838] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6838] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6838] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6838] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6837] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] <... futex resumed>) = 0 [pid 6837] <... futex resumed>) = 1 [pid 6838] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6838] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6837] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6838] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6838] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6838] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6837] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6838] <... futex resumed>) = 0 [pid 6838] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6837] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6838] <... futex resumed>) = 0 [pid 6838] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6837] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] <... futex resumed>) = 0 [pid 6837] <... futex resumed>) = 1 [pid 6837] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6838] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6837] <... futex resumed>) = 0 [pid 6838] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6837] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6837] <... futex resumed>) = 0 [pid 6837] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6837] exit_group(0) = ? [pid 6838] <... io_uring_enter resumed>) = ? [pid 6838] +++ exited with 0 +++ [pid 6837] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6837, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6839 ./strace-static-x86_64: Process 6839 attached [pid 6839] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6839] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6839] setpgid(0, 0) = 0 [pid 6839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6839] write(3, "1000", 4) = 4 executing program [pid 6839] close(3) = 0 [pid 6839] write(1, "executing program\n", 18) = 18 [pid 6839] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6839] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6839] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6839] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6839] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6839] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6839] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6840]}, 88) = 6840 [pid 6839] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6840 attached [pid 6839] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6839] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6840] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6839] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6839] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6840] set_robust_list(0x7f7dc57139a0, 24 [pid 6839] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56d2000 [pid 6839] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6839] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6840] <... set_robust_list resumed>) = 0 [pid 6839] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6841 attached => {parent_tid=[6841]}, 88) = 6841 [pid 6841] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6839] rt_sigprocmask(SIG_SETMASK, [], [pid 6841] <... rseq resumed>) = 0 [pid 6839] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6841] set_robust_list(0x7f7dc56f29a0, 24 [pid 6839] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6841] <... set_robust_list resumed>) = 0 [pid 6840] rt_sigprocmask(SIG_SETMASK, [], [pid 6839] <... futex resumed>) = 0 [pid 6840] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6841] rt_sigprocmask(SIG_SETMASK, [], [pid 6839] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6841] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6840] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6841] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6840] <... openat resumed>) = 3 [pid 6840] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6840] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6841] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ad000 [pid 6841] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc566d000 [pid 6841] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6839] <... futex resumed>) = 0 [pid 6841] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6839] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6840] <... futex resumed>) = 0 [pid 6839] <... futex resumed>) = 1 [pid 6840] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6840] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6839] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6839] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6840] <... futex resumed>) = 0 [pid 6839] <... futex resumed>) = 1 [pid 6840] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6839] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6840] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6839] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6839] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6840] <... futex resumed>) = 0 [pid 6839] <... futex resumed>) = 1 [pid 6840] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6839] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6840] <... io_uring_enter resumed>) = 4096 [pid 6840] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6840] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6839] exit_group(0 [pid 6841] <... futex resumed>) = ? [pid 6840] <... futex resumed>) = ? [pid 6839] <... exit_group resumed>) = ? [pid 6841] +++ exited with 0 +++ [pid 6840] +++ exited with 0 +++ [pid 6839] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6839, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6842 attached , child_tidptr=0x55556b8a0690) = 6842 [pid 6842] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6842] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6842] setpgid(0, 0) = 0 [pid 6842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6842] write(3, "1000", 4) = 4 [pid 6842] close(3) = 0 executing program [pid 6842] write(1, "executing program\n", 18) = 18 [pid 6842] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6842] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6842] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6842] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6842] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6842] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6842] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6843 attached => {parent_tid=[6843]}, 88) = 6843 [pid 6843] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6842] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6843] set_robust_list(0x7f7dc57139a0, 24 [pid 6842] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6843] <... set_robust_list resumed>) = 0 [pid 6843] rt_sigprocmask(SIG_SETMASK, [], [pid 6842] <... futex resumed>) = 0 [pid 6843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6842] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6843] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6843] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6842] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6843] <... futex resumed>) = 0 [pid 6843] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6842] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6843] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6842] <... futex resumed>) = 0 [pid 6843] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6842] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6843] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6843] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6843] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6842] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6842] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6843] <... mmap resumed>) = 0x7f7dc568e000 [pid 6842] <... futex resumed>) = 0 [pid 6842] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc566d000 [pid 6842] mprotect(0x7f7dc566e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6842] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6843] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6842] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc568d990, parent_tid=0x7f7dc568d990, exit_signal=0, stack=0x7f7dc566d000, stack_size=0x20300, tls=0x7f7dc568d6c0}./strace-static-x86_64: Process 6844 attached [pid 6843] <... futex resumed>) = 0 [pid 6842] <... clone3 resumed> => {parent_tid=[6844]}, 88) = 6844 [pid 6844] rseq(0x7f7dc568dfe0, 0x20, 0, 0x53053053 [pid 6843] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6842] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6844] <... rseq resumed>) = 0 [pid 6842] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6844] set_robust_list(0x7f7dc568d9a0, 24 [pid 6842] <... futex resumed>) = 0 [pid 6844] <... set_robust_list resumed>) = 0 [pid 6842] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6844] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6844] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6842] <... futex resumed>) = 0 [pid 6844] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6842] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6843] <... futex resumed>) = 0 [pid 6842] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6843] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6842] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6843] <... futex resumed>) = 0 [pid 6842] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6843] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6842] <... futex resumed>) = 0 [pid 6842] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6842] exit_group(0 [pid 6844] <... futex resumed>) = ? [pid 6842] <... exit_group resumed>) = ? [pid 6844] +++ exited with 0 +++ [pid 6843] <... io_uring_enter resumed>) = ? [pid 6843] +++ exited with 0 +++ [pid 6842] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6842, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6845 attached , child_tidptr=0x55556b8a0690) = 6845 [pid 6845] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6845] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6845] setpgid(0, 0) = 0 [pid 6845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6845] write(3, "1000", 4) = 4 [pid 6845] close(3) = 0 executing program [pid 6845] write(1, "executing program\n", 18) = 18 [pid 6845] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6845] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6845] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6845] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6845] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6845] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6845] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6846]}, 88) = 6846 ./strace-static-x86_64: Process 6846 attached [pid 6845] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6845] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6845] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6846] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6846] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6846] rt_sigprocmask(SIG_SETMASK, [], [pid 6845] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6845] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6845] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56d2000 [pid 6845] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6845] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6845] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0} [pid 6846] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6847 attached [pid 6845] <... clone3 resumed> => {parent_tid=[6847]}, 88) = 6847 [pid 6845] rt_sigprocmask(SIG_SETMASK, [], [pid 6846] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6845] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6845] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6845] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6847] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053) = 0 [pid 6847] set_robust_list(0x7f7dc56f29a0, 24) = 0 [pid 6847] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6847] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 3 [pid 6847] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0 [pid 6846] <... openat resumed>) = 4 [pid 6847] <... mmap resumed>) = 0x7f7dc56ad000 [pid 6846] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6847] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000 [pid 6846] <... futex resumed>) = 0 [pid 6847] <... mmap resumed>) = 0x7f7dc566d000 [pid 6846] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6847] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6845] <... futex resumed>) = 0 [pid 6847] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6845] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6845] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6846] <... futex resumed>) = 0 [pid 6846] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6845] <... futex resumed>) = 0 [pid 6846] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6845] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6845] <... futex resumed>) = 0 [pid 6846] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6845] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6846] <... futex resumed>) = 0 [pid 6845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6846] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6845] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6845] <... futex resumed>) = 0 [pid 6846] io_uring_enter(3, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6845] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6846] <... io_uring_enter resumed>) = 4096 [pid 6846] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6845] exit_group(0 [pid 6847] <... futex resumed>) = ? [pid 6845] <... exit_group resumed>) = ? [pid 6847] +++ exited with 0 +++ [pid 5866] kill(-6845, SIGKILL) = 0 [pid 5866] kill(6845, SIGKILL) = 0 [pid 5866] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5866] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5866] getdents64(3, 0x55556b8a1730 /* 2 entries */, 32768) = 48 [pid 5866] getdents64(3, 0x55556b8a1730 /* 0 entries */, 32768) = 0 [pid 5866] close(3) = 0 [pid 6284] +++ exited with 0 +++ [pid 6282] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6282, si_uid=0, si_status=0, si_utime=0, si_stime=2528 /* 25.28 s */} --- [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6859 attached , child_tidptr=0x55556b8a0690) = 6859 [pid 6859] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6859] setpgid(0, 0) = 0 [pid 6859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6859] write(3, "1000", 4) = 4 [pid 6859] close(3executing program ) = 0 [pid 6859] write(1, "executing program\n", 18) = 18 [pid 6859] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6859] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6859] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6859] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6859] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6859] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6859] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6860 attached => {parent_tid=[6860]}, 88) = 6860 [pid 6859] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6859] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6859] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6860] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6860] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6860] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6860] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6860] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6859] <... futex resumed>) = 0 [pid 6860] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6859] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6860] <... futex resumed>) = 0 [pid 6859] <... futex resumed>) = 1 [pid 6860] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6859] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6860] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6860] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6859] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6859] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6859] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56ad000 [pid 6859] mprotect(0x7f7dc56ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6859] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6859] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56cd990, parent_tid=0x7f7dc56cd990, exit_signal=0, stack=0x7f7dc56ad000, stack_size=0x20300, tls=0x7f7dc56cd6c0}./strace-static-x86_64: Process 6861 attached [pid 6860] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6861] rseq(0x7f7dc56cdfe0, 0x20, 0, 0x53053053 [pid 6859] <... clone3 resumed> => {parent_tid=[6861]}, 88) = 6861 [pid 6861] <... rseq resumed>) = 0 [pid 6859] rt_sigprocmask(SIG_SETMASK, [], [pid 6861] set_robust_list(0x7f7dc56cd9a0, 24 [pid 6859] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6861] <... set_robust_list resumed>) = 0 [pid 6859] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6861] rt_sigprocmask(SIG_SETMASK, [], [pid 6860] <... mmap resumed>) = 0x7f7dc566d000 [pid 6859] <... futex resumed>) = 0 [pid 6859] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6861] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6860] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6861] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6859] <... futex resumed>) = 0 [pid 6861] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6859] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6860] <... futex resumed>) = 0 [pid 6860] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6859] <... futex resumed>) = 0 [pid 6860] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6859] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6859] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6860] <... futex resumed>) = 0 [pid 6859] <... futex resumed>) = 1 [pid 6860] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6859] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6859] exit_group(0 [pid 6861] <... futex resumed>) = ? [pid 6859] <... exit_group resumed>) = ? [pid 6861] +++ exited with 0 +++ [pid 6860] <... io_uring_enter resumed>) = ? [pid 6860] +++ exited with 0 +++ [pid 6859] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6859, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556b8a0690) = 6862 ./strace-static-x86_64: Process 6862 attached [pid 6862] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6862] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6862] setpgid(0, 0) = 0 [pid 6862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6862] write(3, "1000", 4) = 4 [pid 6862] close(3) = 0 [pid 6862] write(1, "executing program\n", 18executing program ) = 18 [pid 6862] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6862] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6862] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6862] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6862] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6862] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6862] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6863 attached => {parent_tid=[6863]}, 88) = 6863 [pid 6863] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6862] rt_sigprocmask(SIG_SETMASK, [], [pid 6863] <... rseq resumed>) = 0 [pid 6862] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6863] set_robust_list(0x7f7dc57139a0, 24 [pid 6862] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6863] <... set_robust_list resumed>) = 0 [pid 6862] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6863] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6863] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6863] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6862] <... futex resumed>) = 0 [pid 6863] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6862] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6863] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6862] <... futex resumed>) = 0 [pid 6862] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6863] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6863] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6863] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6863] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6862] <... futex resumed>) = 0 [pid 6863] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6862] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6863] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6862] <... futex resumed>) = 0 [pid 6863] <... futex resumed>) = 0 [pid 6862] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6863] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6862] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6862] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6863] <... futex resumed>) = 0 [pid 6862] <... futex resumed>) = 1 [pid 6863] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6862] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6863] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6862] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6862] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6863] <... futex resumed>) = 0 [pid 6862] <... futex resumed>) = 1 [pid 6863] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6862] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6862] exit_group(0) = ? [pid 6863] <... io_uring_enter resumed>) = ? [pid 6863] +++ exited with 0 +++ [pid 6862] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6862, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5863] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6864 attached , child_tidptr=0x55556b8a0690) = 6864 [pid 6864] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6864] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6864] setpgid(0, 0) = 0 [pid 6864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6864] write(3, "1000", 4) = 4 [pid 6864] close(3) = 0 executing program [pid 6864] write(1, "executing program\n", 18) = 18 [pid 6864] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6864] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6864] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6864] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6864] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6864] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6864] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6865 attached [pid 6865] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6864] <... clone3 resumed> => {parent_tid=[6865]}, 88) = 6865 [pid 6865] set_robust_list(0x7f7dc57139a0, 24 [pid 6864] rt_sigprocmask(SIG_SETMASK, [], [pid 6865] <... set_robust_list resumed>) = 0 [pid 6864] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6865] rt_sigprocmask(SIG_SETMASK, [], [pid 6864] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6865] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6864] <... futex resumed>) = 0 [pid 6865] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6864] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6865] <... openat resumed>) = 3 [pid 6865] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6864] <... futex resumed>) = 0 [pid 6865] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6864] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6865] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6864] <... futex resumed>) = 0 [pid 6864] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6865] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6865] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6865] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6864] <... futex resumed>) = 0 [pid 6865] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6864] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6865] <... futex resumed>) = 0 [pid 6864] <... futex resumed>) = 0 [pid 6865] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6864] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6864] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6865] <... futex resumed>) = 0 [pid 6864] <... futex resumed>) = 1 [pid 6865] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6864] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6865] <... futex resumed>) = 0 [pid 6864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6865] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6864] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6865] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6864] <... futex resumed>) = 0 [pid 6865] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6864] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6864] exit_group(0) = ? [pid 6865] <... io_uring_enter resumed>) = ? [pid 6865] +++ exited with 0 +++ [pid 6864] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6864, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5863] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6866 attached , child_tidptr=0x55556b8a0690) = 6866 [pid 6866] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6866] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6866] setpgid(0, 0) = 0 [pid 6866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6866] write(3, "1000", 4) = 4 [pid 6866] close(3) = 0 executing program [pid 6866] write(1, "executing program\n", 18) = 18 [pid 6866] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6866] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6866] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6866] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6866] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6866] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6866] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6867 attached => {parent_tid=[6867]}, 88) = 6867 [pid 6866] rt_sigprocmask(SIG_SETMASK, [], [pid 6867] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6866] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6867] set_robust_list(0x7f7dc57139a0, 24 [pid 6866] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6867] <... set_robust_list resumed>) = 0 [pid 6866] <... futex resumed>) = 0 [pid 6867] rt_sigprocmask(SIG_SETMASK, [], [pid 6866] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6867] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6867] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6867] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6866] <... futex resumed>) = 0 [pid 6867] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6866] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6866] <... futex resumed>) = 0 [pid 6866] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6867] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6867] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6867] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6867] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6866] <... futex resumed>) = 0 [pid 6867] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6866] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6866] <... futex resumed>) = 0 [pid 6867] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6866] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6867] <... futex resumed>) = 0 [pid 6866] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6866] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6866] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6867] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6866] <... futex resumed>) = 0 [pid 6867] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6866] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6866] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6866] exit_group(0) = ? [pid 6867] <... io_uring_enter resumed>) = ? [pid 6867] +++ exited with 0 +++ [pid 6866] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6866, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5863] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6868 attached , child_tidptr=0x55556b8a0690) = 6868 [pid 6868] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6868] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program ) = 0 [pid 6868] setpgid(0, 0) = 0 [pid 6868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6868] write(3, "1000", 4) = 4 [pid 6868] close(3) = 0 [pid 6868] write(1, "executing program\n", 18) = 18 [pid 6868] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6868] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6868] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6868] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6868] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6868] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6868] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0}./strace-static-x86_64: Process 6869 attached [pid 6869] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053 [pid 6868] <... clone3 resumed> => {parent_tid=[6869]}, 88) = 6869 [pid 6869] <... rseq resumed>) = 0 [pid 6868] rt_sigprocmask(SIG_SETMASK, [], [pid 6869] set_robust_list(0x7f7dc57139a0, 24 [pid 6868] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6869] <... set_robust_list resumed>) = 0 [pid 6868] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6869] rt_sigprocmask(SIG_SETMASK, [], [pid 6868] <... futex resumed>) = 0 [pid 6869] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6869] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6868] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6869] <... openat resumed>) = 3 [pid 6869] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6869] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6868] <... futex resumed>) = 0 [pid 6868] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6869] <... futex resumed>) = 0 [pid 6868] <... futex resumed>) = 1 [pid 6869] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6868] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6869] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6869] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6869] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6868] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6868] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6868] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56ad000 [pid 6868] mprotect(0x7f7dc56ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6868] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6868] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56cd990, parent_tid=0x7f7dc56cd990, exit_signal=0, stack=0x7f7dc56ad000, stack_size=0x20300, tls=0x7f7dc56cd6c0}./strace-static-x86_64: Process 6870 attached => {parent_tid=[6870]}, 88) = 6870 [pid 6870] rseq(0x7f7dc56cdfe0, 0x20, 0, 0x53053053 [pid 6869] <... mmap resumed>) = 0x7f7dc566d000 [pid 6868] rt_sigprocmask(SIG_SETMASK, [], [pid 6869] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6868] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6870] <... rseq resumed>) = 0 [pid 6869] <... futex resumed>) = 0 [pid 6868] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6870] set_robust_list(0x7f7dc56cd9a0, 24 [pid 6869] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6868] <... futex resumed>) = 0 [pid 6870] <... set_robust_list resumed>) = 0 [pid 6868] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6870] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6870] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6868] <... futex resumed>) = 0 [pid 6868] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6869] <... futex resumed>) = 0 [pid 6868] <... futex resumed>) = 1 [pid 6868] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6870] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6869] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6868] <... futex resumed>) = 0 [pid 6869] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6868] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6868] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6868] exit_group(0 [pid 6870] <... futex resumed>) = ? [pid 6870] +++ exited with 0 +++ [pid 6868] <... exit_group resumed>) = ? [pid 6869] <... io_uring_enter resumed>) = ? [pid 6869] +++ exited with 0 +++ [pid 6868] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6868, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5863] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6871 attached [pid 6871] set_robust_list(0x55556b8a06a0, 24 [pid 5863] <... clone resumed>, child_tidptr=0x55556b8a0690) = 6871 [pid 6871] <... set_robust_list resumed>) = 0 [pid 6871] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6871] setpgid(0, 0) = 0 [pid 6871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6871] write(3, "1000", 4) = 4 [pid 6871] close(3) = 0 executing program [pid 6871] write(1, "executing program\n", 18) = 18 [pid 6871] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6871] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6871] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6871] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6871] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6871] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6871] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6872]}, 88) = 6872 [pid 6871] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6871] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6871] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6872 attached [pid 6872] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6872] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6872] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6872] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6872] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6871] <... futex resumed>) = 0 [pid 6872] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6871] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6872] <... futex resumed>) = 0 [pid 6871] <... futex resumed>) = 1 [pid 6872] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6871] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6872] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6872] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7dc56ce000 [pid 6872] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7dc568e000 [pid 6872] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6871] <... futex resumed>) = 0 [pid 6872] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6871] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6872] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6871] <... futex resumed>) = 0 [pid 6872] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6871] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6872] <... futex resumed>) = 0 [pid 6871] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6872] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6871] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6872] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6871] <... futex resumed>) = 0 [pid 6872] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6871] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6872] <... futex resumed>) = 0 [pid 6871] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6872] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6871] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6872] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6871] <... futex resumed>) = 0 [pid 6872] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6871] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6871] exit_group(0) = ? [pid 6872] <... io_uring_enter resumed>) = ? [pid 6872] +++ exited with 0 +++ [pid 6871] +++ exited with 0 +++ [pid 5863] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6871, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5863] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5863] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6873 attached , child_tidptr=0x55556b8a0690) = 6873 [pid 6873] set_robust_list(0x55556b8a06a0, 24) = 0 [pid 6873] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6873] setpgid(0, 0) = 0 [pid 6873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6873] write(3, "1000", 4) = 4 [pid 6873] close(3executing program ) = 0 [pid 6873] write(1, "executing program\n", 18) = 18 [pid 6873] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6873] rt_sigaction(SIGRT_1, {sa_handler=0x7f7dc5783350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7dc57749d0}, NULL, 8) = 0 [pid 6873] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6873] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56f3000 [pid 6873] mprotect(0x7f7dc56f4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6873] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6873] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc5713990, parent_tid=0x7f7dc5713990, exit_signal=0, stack=0x7f7dc56f3000, stack_size=0x20300, tls=0x7f7dc57136c0} => {parent_tid=[6874]}, 88) = 6874 [pid 6873] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6873] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6873] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6874 attached [pid 6874] rseq(0x7f7dc5713fe0, 0x20, 0, 0x53053053) = 0 [pid 6874] set_robust_list(0x7f7dc57139a0, 24) = 0 [pid 6873] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6873] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6874] rt_sigprocmask(SIG_SETMASK, [], [pid 6873] <... futex resumed>) = 0 [pid 6873] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7dc56d2000 [pid 6873] mprotect(0x7f7dc56d3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6874] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6873] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6873] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7dc56f2990, parent_tid=0x7f7dc56f2990, exit_signal=0, stack=0x7f7dc56d2000, stack_size=0x20300, tls=0x7f7dc56f26c0}./strace-static-x86_64: Process 6875 attached => {parent_tid=[6875]}, 88) = 6875 [pid 6873] rt_sigprocmask(SIG_SETMASK, [], [pid 6875] rseq(0x7f7dc56f2fe0, 0x20, 0, 0x53053053 [pid 6873] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6875] <... rseq resumed>) = 0 [pid 6873] futex(0x7f7dc57e4338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6875] set_robust_list(0x7f7dc56f29a0, 24 [pid 6873] <... futex resumed>) = 0 [pid 6874] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6875] <... set_robust_list resumed>) = 0 [pid 6873] futex(0x7f7dc57e433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6875] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6875] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 3 [pid 6874] <... openat resumed>) = 4 [pid 6875] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0 [pid 6874] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6875] <... mmap resumed>) = 0x7f7dc56ad000 [pid 6874] <... futex resumed>) = 0 [pid 6874] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6875] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000) = 0x7f7dc566d000 [pid 6875] futex(0x7f7dc57e433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6875] futex(0x7f7dc57e4338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6873] <... futex resumed>) = 0 [pid 6873] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6874] <... futex resumed>) = 0 [pid 6873] <... futex resumed>) = 1 [pid 6874] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6873] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6874] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6873] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6873] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6874] <... futex resumed>) = 0 [pid 6873] <... futex resumed>) = 1 [pid 6873] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6874] futex(0x7f7dc57e432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6873] <... futex resumed>) = 0 [pid 6874] futex(0x7f7dc57e4328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6873] futex(0x7f7dc57e4328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6874] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6873] <... futex resumed>) = 0 [pid 6873] futex(0x7f7dc57e432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6874] io_uring_enter(3, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6873] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6873] exit_group(0 [pid 6875] <... futex resumed>) = ? [pid 6873] <... exit_group resumed>) = ? [pid 6875] +++ exited with 0 +++ [pid 6874] <... io_uring_enter resumed>) = ? [pid 5863] kill(-6873, SIGKILL) = 0 [pid 5863] kill(6873, SIGKILL) = 0 [pid 5863] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5863] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5863] getdents64(3, 0x55556b8a1730 /* 2 entries */, 32768) = 48 [pid 5863] getdents64(3, 0x55556b8a1730 /* 0 entries */, 32768) = 0 [pid 5863] close(3) = 0 [ 286.435994][ T31] INFO: task syz-executor389:5959 blocked for more than 143 seconds. [ 286.558312][ T31] Not tainted 6.17.0-rc1-next-20250814-syzkaller #0 [ 286.644569][ T31] Blocked by coredump. [ 286.723237][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.855930][ T31] task:syz-executor389 state:D stack:25384 pid:5959 tgid:5952 ppid:5868 task_flags:0x400548 flags:0x00024002 [ 287.009934][ T31] Call Trace: [ 287.013279][ T31] [ 287.107166][ T31] __schedule+0x1798/0x4cc0 [ 287.111840][ T31] ? is_bpf_text_address+0x292/0x2b0 [ 287.268318][ T31] ? is_bpf_text_address+0x26/0x2b0 [ 287.273584][ T31] ? kernel_text_address+0xa5/0xe0 [ 287.308589][ T31] ? __kernel_text_address+0xd/0x40 [ 287.458322][ T31] ? __pfx___schedule+0x10/0x10 [ 287.463251][ T31] ? schedule+0x91/0x360 [ 287.595776][ T31] ? rcu_is_watching+0x15/0xb0 [ 287.600601][ T31] ? lock_release+0x4b/0x3e0 [ 287.740178][ T31] schedule+0x165/0x360 [ 287.744490][ T31] schedule_timeout+0x9a/0x270 [ 287.882097][ T31] ? __pfx_schedule_timeout+0x10/0x10 [ 287.967368][ T31] ? rcu_is_watching+0x15/0xb0 [ 287.972187][ T31] ? rcu_is_watching+0x15/0xb0 [ 288.117016][ T31] ? wait_for_completion+0x267/0x5d0 [ 288.122358][ T31] wait_for_completion+0x2bf/0x5d0 [ 288.279992][ T31] ? __pfx_wait_for_completion+0x10/0x10 [ 288.305888][ T31] ? rcu_is_watching+0x15/0xb0 [ 288.331003][ T31] ? io_wq_put_and_exit+0x160/0x650 [ 288.469168][ T31] ? lock_release+0x4b/0x3e0 [ 288.473823][ T31] ? io_acct_for_each_worker+0x15e/0x180 [ 288.625140][ T31] ? __pfx_io_wq_worker_wake+0x10/0x10 [ 288.632364][ T31] ? io_wq_put_and_exit+0x160/0x650 [ 288.691053][ T31] io_wq_put_and_exit+0x316/0x650 [ 288.760258][ T31] io_uring_clean_tctx+0x11f/0x1a0 [ 288.834556][ T31] ? __pfx_io_uring_clean_tctx+0x10/0x10 [ 288.840603][ T31] ? io_uring_drop_tctx_refs+0x131/0x1c0 [ 288.903825][ T31] io_uring_cancel_generic+0x6ca/0x7d0 [ 288.980928][ T31] ? ptrace_notify+0x22d/0x2c0 [ 289.038568][ T31] ? __pfx_io_uring_cancel_generic+0x10/0x10 [ 289.130675][ T31] ? __pfx_ptrace_notify+0x10/0x10 [ 289.210632][ T31] ? __pfx_autoremove_wake_function+0x10/0x10 [ 289.304845][ T31] ? rcu_is_watching+0x15/0xb0 [ 289.309681][ T31] ? io_uring_unreg_ringfd+0x52f/0x540 [ 289.388978][ T31] do_exit+0x345/0x2300 [ 289.393194][ T31] ? do_raw_spin_lock+0x121/0x290 [ 289.533032][ T31] ? __pfx_do_exit+0x10/0x10 [ 289.609061][ T31] ? rcu_is_watching+0x15/0xb0 [ 289.613879][ T31] ? rcu_is_watching+0x15/0xb0 [ 289.750126][ T31] do_group_exit+0x21c/0x2d0 [ 289.822724][ T31] get_signal+0x1286/0x1340 [ 289.892793][ T31] arch_do_signal_or_restart+0x9a/0x750 [ 289.979270][ T31] ? _raw_spin_unlock_irq+0x2e/0x50 [ 289.984534][ T31] ? __pfx_arch_do_signal_or_restart+0x10/0x10 [ 290.139780][ T31] ? rcu_is_watching+0x15/0xb0 [ 290.214121][ T31] ? rcu_is_watching+0x15/0xb0 [ 290.289039][ T31] exit_to_user_mode_loop+0x75/0x110 [ 290.294383][ T31] do_syscall_64+0x2bd/0x3b0 [ 290.402007][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 290.491839][ T31] ? __switch_to_asm+0x39/0x70 [ 290.568723][ T31] ? clear_bhb_loop+0x60/0xb0 [ 290.573454][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 290.723361][ T31] RIP: 0033:0x7f7dc575d419 [ 290.781982][ T31] RSP: 002b:00007f7dc56f2208 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 290.896032][ T31] RAX: 0000000000001000 RBX: 00007f7dc57e4338 RCX: 00007f7dc575d419 [ 290.904064][ T31] RDX: 000000000000079c RSI: 00000000000847ba RDI: 0000000000000003 [ 291.111639][ T31] RBP: 00007f7dc57e4330 R08: 0000000000000000 R09: 0000000000000000 [ 291.234661][ T31] R10: 000000000000000e R11: 0000000000000246 R12: 00007f7dc57b1074 [ 291.242681][ T31] R13: 0000000000000003 R14: 0000200000000200 R15: 0000200000000640 [ 291.304853][ T31] [ 291.349704][ T31] INFO: task syz-executor389:6411 blocked for more than 148 seconds. [ 291.457871][ T31] Not tainted 6.17.0-rc1-next-20250814-syzkaller #0 [ 291.560137][ T31] Blocked by coredump. [ 291.627598][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 291.761850][ T31] task:syz-executor389 state:D stack:25384 pid:6411 tgid:6409 ppid:5865 task_flags:0x400548 flags:0x00024002 [ 291.915310][ T31] Call Trace: [ 291.918644][ T31] [ 291.921578][ T31] __schedule+0x1798/0x4cc0 [ 292.040611][ T31] ? is_bpf_text_address+0x292/0x2b0 [ 292.106268][ T31] ? is_bpf_text_address+0x26/0x2b0 [ 292.111531][ T31] ? kernel_text_address+0xa5/0xe0 [ 292.238382][ T31] ? __kernel_text_address+0xd/0x40 [ 292.243632][ T31] ? __pfx___schedule+0x10/0x10 [ 292.304818][ T31] ? schedule+0x91/0x360 [ 292.351341][ T31] ? rcu_is_watching+0x15/0xb0 [ 292.390247][ T31] ? lock_release+0x4b/0x3e0 [ 292.460506][ T31] schedule+0x165/0x360 [ 292.523203][ T31] schedule_timeout+0x9a/0x270 [ 292.593091][ T31] ? __pfx_schedule_timeout+0x10/0x10 [ 292.678127][ T31] ? rcu_is_watching+0x15/0xb0 [ 292.682956][ T31] ? rcu_is_watching+0x15/0xb0 [ 292.815367][ T31] ? wait_for_completion+0x267/0x5d0 [ 292.820716][ T31] wait_for_completion+0x2bf/0x5d0 [ 292.942004][ T31] ? __pfx_wait_for_completion+0x10/0x10 [ 293.030382][ T31] ? rcu_is_watching+0x15/0xb0 [ 293.101975][ T31] ? io_wq_put_and_exit+0x160/0x650 [ 293.180335][ T31] ? lock_release+0x4b/0x3e0 [ 293.237298][ T31] ? io_acct_for_each_worker+0x15e/0x180 [ 293.242994][ T31] ? __pfx_io_wq_worker_wake+0x10/0x10 [ 293.353142][ T31] ? io_wq_put_and_exit+0x160/0x650 [ 293.435022][ T31] io_wq_put_and_exit+0x316/0x650 [ 293.440105][ T31] io_uring_clean_tctx+0x11f/0x1a0 [ 293.586097][ T31] ? __pfx_io_uring_clean_tctx+0x10/0x10 [ 293.591842][ T31] ? io_uring_drop_tctx_refs+0x131/0x1c0 [ 293.754539][ T31] io_uring_cancel_generic+0x6ca/0x7d0 [ 293.839120][ T31] ? ptrace_notify+0x22d/0x2c0 [ 293.843936][ T31] ? __pfx_io_uring_cancel_generic+0x10/0x10 [ 293.977687][ T31] ? __pfx_ptrace_notify+0x10/0x10 [ 293.982863][ T31] ? __pfx_autoremove_wake_function+0x10/0x10 [ 294.133801][ T31] ? rcu_is_watching+0x15/0xb0 [ 294.201721][ T31] ? io_uring_unreg_ringfd+0x52f/0x540 [ 294.276075][ T31] do_exit+0x345/0x2300 [ 294.280293][ T31] ? do_raw_spin_lock+0x121/0x290 [ 294.304578][ T31] ? __pfx_do_exit+0x10/0x10 [ 294.344170][ T31] ? rcu_is_watching+0x15/0xb0 [ 294.472245][ T31] do_group_exit+0x21c/0x2d0 [ 294.532207][ T31] get_signal+0x1286/0x1340 [ 294.602027][ T31] arch_do_signal_or_restart+0x9a/0x750 [ 294.668533][ T31] ? _raw_spin_unlock_irq+0x2e/0x50 [ 294.673794][ T31] ? __pfx_arch_do_signal_or_restart+0x10/0x10 [ 294.831424][ T31] ? rcu_is_watching+0x15/0xb0 [ 294.906884][ T31] ? rcu_is_watching+0x15/0xb0 [ 294.911716][ T31] exit_to_user_mode_loop+0x75/0x110 [ 295.064305][ T31] do_syscall_64+0x2bd/0x3b0 [ 295.137211][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 295.143331][ T31] ? __switch_to_asm+0x39/0x70 [ 295.291024][ T31] ? clear_bhb_loop+0x60/0xb0 [ 295.352413][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 295.445311][ T31] RIP: 0033:0x7f7dc575d419 [ 295.449773][ T31] RSP: 002b:00007f7dc56f2218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 295.616558][ T31] RAX: ffffffffffffffda RBX: 00007f7dc57e4338 RCX: 00007f7dc575d419 [ 295.624579][ T31] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f7dc57e433c [ 295.738591][ T31] RBP: 00007f7dc57e4330 R08: 0000000000000000 R09: 0000000000000000 [ 295.853980][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7dc57b1074 [ 295.971780][ T31] R13: 0000000000000003 R14: 0000200000000200 R15: 0000200000000640 [ 296.092561][ T31] [ 296.140971][ T31] INFO: lockdep is turned off. [ 296.234667][ T31] NMI backtrace for cpu 0 [ 296.234692][ T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted 6.17.0-rc1-next-20250814-syzkaller #0 PREEMPT(full) [ 296.234712][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 296.234722][ T31] Call Trace: [ 296.234729][ T31] [ 296.234736][ T31] dump_stack_lvl+0x189/0x250 [ 296.234761][ T31] ? __pfx_dump_stack_lvl+0x10/0x10 [ 296.234779][ T31] ? __pfx__printk+0x10/0x10 [ 296.234801][ T31] nmi_cpu_backtrace+0x39e/0x3d0 [ 296.234821][ T31] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 296.234840][ T31] ? __pfx__printk+0x10/0x10 [ 296.234859][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 296.234880][ T31] nmi_trigger_cpumask_backtrace+0x17a/0x300 [ 296.234896][ T31] watchdog+0xf60/0xfa0 [ 296.234909][ T31] ? watchdog+0x1e2/0xfa0 [ 296.234921][ T31] kthread+0x711/0x8a0 [ 296.234933][ T31] ? __pfx_watchdog+0x10/0x10 [ 296.234944][ T31] ? __pfx_kthread+0x10/0x10 [ 296.234955][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 296.234969][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 296.234977][ T31] ? __pfx_kthread+0x10/0x10 [ 296.234987][ T31] ret_from_fork+0x3f9/0x770 [ 296.234997][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 296.235006][ T31] ? __switch_to_asm+0x39/0x70 [ 296.235018][ T31] ? __switch_to_asm+0x33/0x70 [ 296.235029][ T31] ? __pfx_kthread+0x10/0x10 [ 296.235039][ T31] ret_from_fork_asm+0x1a/0x30 [ 296.235054][ T31] [ 296.235440][ T31] Sending NMI from CPU 0 to CPUs 1: [ 296.450759][ C1] NMI backtrace for cpu 1 [ 296.450775][ C1] CPU: 1 UID: 0 PID: 6418 Comm: iou-wrk-6411 Not tainted 6.17.0-rc1-next-20250814-syzkaller #0 PREEMPT(full) [ 296.450792][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 296.450801][ C1] RIP: 0010:io_wq_dec_running+0x25c/0x3e0