./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4157432860 <...> Warning: Permanently added '10.128.1.136' (ED25519) to the list of known hosts. execve("./syz-executor4157432860", ["./syz-executor4157432860"], 0x7ffe2e5bf560 /* 10 vars */) = 0 brk(NULL) = 0x555565a8a000 brk(0x555565a8ad40) = 0x555565a8ad40 arch_prctl(ARCH_SET_FS, 0x555565a8a3c0) = 0 set_tid_address(0x555565a8a690) = 5876 set_robust_list(0x555565a8a6a0, 24) = 0 rseq(0x555565a8ace0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor4157432860", 4096) = 28 getrandom("\x9d\xb5\x83\x12\xc4\x5d\xa2\xef", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555565a8ad40 brk(0x555565aabd40) = 0x555565aabd40 brk(0x555565aac000) = 0x555565aac000 mprotect(0x7f7ba9def000, 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./strace-static-x86_64: Process 5877 attached , child_tidptr=0x555565a8a690) = 5877 [pid 5877] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 5876] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5879 attached ./strace-static-x86_64: Process 5878 attached [pid 5876] <... clone resumed>, child_tidptr=0x555565a8a690) = 5878 [pid 5878] set_robust_list(0x555565a8a6a0, 24 [pid 5876] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5879] set_robust_list(0x555565a8a6a0, 24 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 5879 [pid 5878] <... set_robust_list resumed>) = 0 [pid 5879] <... set_robust_list resumed>) = 0 [pid 5879] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5880 attached ) = 0 [pid 5880] set_robust_list(0x555565a8a6a0, 24 [pid 5879] setpgid(0, 0 [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5876] <... clone resumed>, child_tidptr=0x555565a8a690) = 5880 [pid 5880] <... set_robust_list resumed>) = 0 [pid 5879] <... setpgid resumed>) = 0 [pid 5876] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5883 attached ./strace-static-x86_64: Process 5882 attached ./strace-static-x86_64: Process 5881 attached ) = 3 [pid 5876] <... clone resumed>, child_tidptr=0x555565a8a690) = 5881 [pid 5883] set_robust_list(0x555565a8a6a0, 24 [pid 5882] set_robust_list(0x555565a8a6a0, 24 [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 5883 [pid 5876] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5883] <... set_robust_list resumed>) = 0 [pid 5881] set_robust_list(0x555565a8a6a0, 24 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 5882 [pid 5879] write(3, "1000", 4 [pid 5883] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5882] <... set_robust_list resumed>) = 0 [pid 5881] <... set_robust_list resumed>) = 0 [pid 5879] <... write resumed>) = 4 ./strace-static-x86_64: Process 5884 attached [pid 5876] <... clone resumed>, child_tidptr=0x555565a8a690) = 5884 [pid 5884] set_robust_list(0x555565a8a6a0, 24 [pid 5883] <... prctl resumed>) = 0 [pid 5882] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5879] close(3 [pid 5884] <... set_robust_list resumed>) = 0 [pid 5883] setpgid(0, 0 [pid 5882] <... prctl resumed>) = 0 [pid 5883] <... setpgid resumed>) = 0 [pid 5879] <... close resumed>) = 0 [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 5882] setpgid(0, 0 [pid 5879] write(1, "executing program\n", 18./strace-static-x86_64: Process 5885 attached [pid 5883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5879] <... write resumed>) = 18 ./strace-static-x86_64: Process 5886 attached [pid 5885] set_robust_list(0x555565a8a6a0, 24 [pid 5883] <... openat resumed>) = 3 [pid 5882] <... setpgid resumed>) = 0 [pid 5885] <... set_robust_list resumed>) = 0 [pid 5883] write(3, "1000", 4 [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 5885 [pid 5882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5879] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] set_robust_list(0x555565a8a6a0, 24 [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 5886 [pid 5886] <... set_robust_list resumed>) = 0 [pid 5885] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5883] <... write resumed>) = 4 [pid 5879] <... futex resumed>) = 0 [pid 5886] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5885] <... prctl resumed>) = 0 [pid 5883] close(3 [pid 5882] <... openat resumed>) = 3 [pid 5879] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5886] <... prctl resumed>) = 0 [pid 5885] setpgid(0, 0 [pid 5883] <... close resumed>) = 0 [pid 5882] write(3, "1000", 4 [pid 5879] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5886] setpgid(0, 0 [pid 5882] <... write resumed>) = 4 executing program [pid 5886] <... setpgid resumed>) = 0 [pid 5882] close(3 [pid 5885] <... setpgid resumed>) = 0 [pid 5883] write(1, "executing program\n", 18 [pid 5879] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5883] <... write resumed>) = 18 [pid 5886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5883] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5882] <... close resumed>) = 0 [pid 5879] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5883] <... futex resumed>) = 0 [pid 5882] write(1, "executing program\n", 18executing program [pid 5886] <... openat resumed>) = 3 [pid 5883] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5882] <... write resumed>) = 18 [pid 5879] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5885] <... openat resumed>) = 3 [pid 5883] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5886] write(3, "1000", 4 [pid 5885] write(3, "1000", 4 [pid 5883] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5882] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5879] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5886] <... write resumed>) = 4 [pid 5883] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5882] <... futex resumed>) = 0 [pid 5886] close(3 [pid 5882] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5886] <... close resumed>) = 0 [pid 5885] <... write resumed>) = 4 [pid 5883] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5882] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5879] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5885] close(3 [pid 5883] <... mmap resumed>) = 0x7f7ba9d04000 executing program [pid 5879] <... mprotect resumed>) = 0 [pid 5885] <... close resumed>) = 0 [pid 5883] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5885] write(1, "executing program\n", 18 [pid 5886] write(1, "executing program\n", 18 [pid 5883] <... mprotect resumed>) = 0 [pid 5882] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5886] <... write resumed>) = 18 [pid 5882] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 5886] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5882] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5886] <... futex resumed>) = 0 [pid 5885] <... write resumed>) = 18 [pid 5882] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5879] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5886] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5885] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5883] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5882] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5886] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5885] <... futex resumed>) = 0 [pid 5883] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5882] <... mprotect resumed>) = 0 [pid 5879] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5886] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5885] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 5887 attached [pid 5886] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5885] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5882] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5888 attached [pid 5887] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5886] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5885] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5888] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5887] <... rseq resumed>) = 0 [pid 5886] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5885] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5883] <... clone3 resumed> => {parent_tid=[5887]}, 88) = 5887 [pid 5879] <... clone3 resumed> => {parent_tid=[5888]}, 88) = 5888 [pid 5888] <... rseq resumed>) = 0 [pid 5887] set_robust_list(0x7f7ba9d249a0, 24 [pid 5886] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5885] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5883] rt_sigprocmask(SIG_SETMASK, [], [pid 5882] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5879] rt_sigprocmask(SIG_SETMASK, [], [pid 5888] set_robust_list(0x7f7ba9d249a0, 24 [pid 5887] <... set_robust_list resumed>) = 0 [pid 5885] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5883] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5879] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5888] <... set_robust_list resumed>) = 0 [pid 5885] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5883] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5879] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] rt_sigprocmask(SIG_SETMASK, [], [pid 5887] rt_sigprocmask(SIG_SETMASK, [], [pid 5886] <... mprotect resumed>) = 0 [pid 5885] <... mprotect resumed>) = 0 [pid 5883] <... futex resumed>) = 0 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5879] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5889 attached [pid 5888] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5886] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5885] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5883] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5879] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5889] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5888] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5887] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5886] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5882] <... clone3 resumed> => {parent_tid=[5889]}, 88) = 5889 [pid 5889] <... rseq resumed>) = 0 [pid 5888] <... openat resumed>) = 3 [pid 5887] <... openat resumed>) = 3 [pid 5886] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5885] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5882] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5890 attached [pid 5889] set_robust_list(0x7f7ba9d249a0, 24 [pid 5888] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5882] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5890] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5889] <... set_robust_list resumed>) = 0 [pid 5888] <... futex resumed>) = 1 [pid 5887] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5879] <... futex resumed>) = 0 [pid 5888] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5887] <... futex resumed>) = 1 [pid 5886] <... clone3 resumed> => {parent_tid=[5890]}, 88) = 5890 [pid 5883] <... futex resumed>) = 0 [pid 5882] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5891 attached [pid 5889] rt_sigprocmask(SIG_SETMASK, [], [pid 5887] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5886] rt_sigprocmask(SIG_SETMASK, [], [pid 5883] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5882] <... futex resumed>) = 0 [pid 5879] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5890] <... rseq resumed>) = 0 [pid 5889] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5888] <... futex resumed>) = 0 [pid 5887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5886] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5883] <... futex resumed>) = 0 [pid 5882] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5879] <... futex resumed>) = 1 [pid 5891] <... rseq resumed>) = 0 [pid 5890] set_robust_list(0x7f7ba9d249a0, 24 [pid 5889] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5888] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5887] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5886] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] <... clone3 resumed> => {parent_tid=[5891]}, 88) = 5891 [pid 5883] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5879] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5891] set_robust_list(0x7f7ba9d249a0, 24 [pid 5890] <... set_robust_list resumed>) = 0 [pid 5889] <... openat resumed>) = 3 [pid 5888] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5887] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5886] <... futex resumed>) = 0 [pid 5885] rt_sigprocmask(SIG_SETMASK, [], [pid 5891] <... set_robust_list resumed>) = 0 [pid 5890] rt_sigprocmask(SIG_SETMASK, [], [pid 5889] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] rt_sigprocmask(SIG_SETMASK, [], [pid 5890] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5888] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5889] <... futex resumed>) = 1 [pid 5885] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5891] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5885] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5890] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5889] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5887] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5886] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5885] <... futex resumed>) = 0 [pid 5882] <... futex resumed>) = 0 [pid 5888] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5887] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5885] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5882] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] <... openat resumed>) = 3 [pid 5890] <... openat resumed>) = 3 [pid 5887] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5882] <... futex resumed>) = 1 [pid 5891] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] <... futex resumed>) = 0 [pid 5888] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5887] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5882] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5891] <... futex resumed>) = 0 [pid 5890] <... futex resumed>) = 1 [pid 5889] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5886] <... futex resumed>) = 0 [pid 5887] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5888] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5887] <... futex resumed>) = 1 [pid 5886] <... futex resumed>) = 0 [pid 5885] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5883] <... futex resumed>) = 0 [pid 5891] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5889] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5887] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5886] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5883] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5887] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5883] <... futex resumed>) = 0 [pid 5890] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5887] <... futex resumed>) = 0 [pid 5883] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5887] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5891] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5887] <... futex resumed>) = 0 [pid 5883] <... futex resumed>) = 1 [pid 5887] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5883] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5887] <... futex resumed>) = 0 [pid 5883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5891] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5890] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5889] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5888] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5887] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5885] <... futex resumed>) = 0 [pid 5883] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5888] <... futex resumed>) = 1 [pid 5885] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5883] <... futex resumed>) = 0 [pid 5879] <... futex resumed>) = 0 [pid 5891] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5890] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5889] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5888] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5887] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5883] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5879] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5879] <... futex resumed>) = 0 [pid 5890] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5889] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5879] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5891] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5890] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5889] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5888] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5879] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5879] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5879] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5888] <... futex resumed>) = 1 [pid 5879] <... futex resumed>) = 0 [pid 5890] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5879] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] <... futex resumed>) = 1 [pid 5889] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] <... futex resumed>) = 0 [pid 5879] <... futex resumed>) = 0 [pid 5890] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5889] <... futex resumed>) = 1 [pid 5888] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5879] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5891] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] <... futex resumed>) = 0 [pid 5882] <... futex resumed>) = 0 [pid 5891] <... futex resumed>) = 1 [pid 5886] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5882] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5886] <... futex resumed>) = 0 [pid 5886] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5890] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5889] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] <... futex resumed>) = 0 [pid 5890] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] <... futex resumed>) = 0 [pid 5885] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] <... futex resumed>) = 0 [pid 5890] <... futex resumed>) = 1 [pid 5889] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5886] <... futex resumed>) = 0 [pid 5885] <... futex resumed>) = 1 [pid 5882] <... futex resumed>) = 0 [pid 5891] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5886] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5882] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5891] <... futex resumed>) = 0 [pid 5886] <... futex resumed>) = 0 [pid 5891] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5886] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5882] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5890] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] <... futex resumed>) = 0 [pid 5882] <... futex resumed>) = 1 [pid 5890] <... futex resumed>) = 1 [pid 5889] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] <... futex resumed>) = 0 [pid 5882] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5890] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5886] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5891] <... futex resumed>) = 0 [pid 5890] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5889] <... futex resumed>) = 0 [pid 5886] <... futex resumed>) = 0 [pid 5885] <... futex resumed>) = 1 [pid 5882] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5889] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5886] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5885] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5882] <... futex resumed>) = 0 [pid 5891] <... futex resumed>) = 0 [pid 5891] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5882] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5885] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] <... futex resumed>) = 0 [pid 5885] <... futex resumed>) = 1 [pid 5891] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5885] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5883] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5879] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5886] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5885] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5885] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5885] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5882] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5887] <... io_uring_enter resumed>) = 4096 [pid 5887] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5883] exit_group(0 [pid 5887] <... futex resumed>) = ? [pid 5883] <... exit_group resumed>) = ? [pid 5887] +++ exited with 0 +++ [pid 5883] +++ exited with 0 +++ [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5883, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5878] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5892 attached , child_tidptr=0x555565a8a690) = 5892 [pid 5892] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 5892] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5892] setpgid(0, 0) = 0 [pid 5892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5892] write(3, "1000", 4) = 4 [pid 5892] close(3) = 0 executing program [pid 5892] write(1, "executing program\n", 18) = 18 [pid 5892] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5892] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 5892] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5892] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 5892] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5892] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5892] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5891] <... io_uring_enter resumed>) = 4096 ./strace-static-x86_64: Process 5893 attached [pid 5891] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5892] <... clone3 resumed> => {parent_tid=[5893]}, 88) = 5893 [pid 5888] <... io_uring_enter resumed>) = 4096 [pid 5892] rt_sigprocmask(SIG_SETMASK, [], [pid 5891] <... futex resumed>) = 0 [pid 5885] exit_group(0 [pid 5892] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5885] <... exit_group resumed>) = ? [pid 5893] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 5892] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] <... io_uring_enter resumed>) = 4096 [pid 5893] set_robust_list(0x7f7ba9d249a0, 24 [pid 5892] <... futex resumed>) = 0 [pid 5893] <... set_robust_list resumed>) = 0 [pid 5893] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5893] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5893] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5893] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5889] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5892] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5891] +++ exited with 0 +++ [pid 5888] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] +++ exited with 0 +++ [pid 5892] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5889] <... futex resumed>) = 0 [pid 5882] exit_group(0 [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5885, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5892] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] <... futex resumed>) = 0 [pid 5882] <... exit_group resumed>) = ? [pid 5879] exit_group(0 [pid 5893] <... futex resumed>) = 0 [pid 5892] <... futex resumed>) = 1 [pid 5890] <... io_uring_enter resumed>) = 4096 [pid 5889] +++ exited with 0 +++ [pid 5892] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5890] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5890] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5893] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5882] +++ exited with 0 +++ [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 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5879] <... exit_group resumed>) = ? [pid 5893] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5882, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5893] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 5894 [pid 5880] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5894 attached [pid 5893] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000executing program [pid 5894] set_robust_list(0x555565a8a6a0, 24 [pid 5893] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5894] <... set_robust_list resumed>) = 0 [pid 5893] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5894] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5893] <... futex resumed>) = 1 [pid 5894] <... prctl resumed>) = 0 [pid 5893] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5894] setpgid(0, 0 [pid 5880] <... restart_syscall resumed>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5892] <... futex resumed>) = 0 [pid 5888] +++ exited with 0 +++ [pid 5879] +++ exited with 0 +++ [pid 5894] <... setpgid resumed>) = 0 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 5895 [pid 5894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5886] exit_group(0 [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5879, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5894] <... openat resumed>) = 3 [pid 5886] <... exit_group resumed>) = ? [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 5894] write(3, "1000", 4) = 4 [pid 5877] <... restart_syscall resumed>) = 0 [pid 5894] close(3) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 5896 ./strace-static-x86_64: Process 5896 attached [pid 5894] write(1, "executing program\n", 18) = 18 [pid 5894] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5896] set_robust_list(0x555565a8a6a0, 24 [pid 5894] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5896] <... set_robust_list resumed>) = 0 [pid 5894] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5896] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5894] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5892] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] <... futex resumed>) = ? [pid 5896] <... prctl resumed>) = 0 [pid 5894] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5896] setpgid(0, 0 [pid 5894] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5896] <... setpgid resumed>) = 0 [pid 5894] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5894] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5896] <... openat resumed>) = 3 [pid 5894] <... mprotect resumed>) = 0 [pid 5896] write(3, "1000", 4 [pid 5894] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5896] <... write resumed>) = 4 [pid 5894] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5890] +++ exited with 0 +++ [pid 5886] +++ exited with 0 +++ [pid 5896] close(3 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5893] <... futex resumed>) = 0 [pid 5892] <... futex resumed>) = 1 ./strace-static-x86_64: Process 5897 attached [pid 5896] <... close resumed>) = 0 [pid 5893] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5896] write(1, "executing program\n", 18 [pid 5894] <... clone3 resumed> => {parent_tid=[5897]}, 88) = 5897 [pid 5893] <... futex resumed>) = 0 [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5886, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5896] <... write resumed>) = 18 [pid 5894] rt_sigprocmask(SIG_SETMASK, [], [pid 5893] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5884] restart_syscall(<... resuming interrupted clone ...> [pid 5897] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5896] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5894] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5892] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5895 attached [pid 5897] <... rseq resumed>) = 0 [pid 5896] <... futex resumed>) = 0 [pid 5894] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5892] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5897] set_robust_list(0x7f7ba9d249a0, 24 [pid 5884] <... restart_syscall resumed>) = 0 [pid 5892] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] set_robust_list(0x555565a8a6a0, 24 [pid 5893] <... futex resumed>) = 0 [pid 5892] <... futex resumed>) = 1 [pid 5893] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5892] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5894] <... futex resumed>) = 0 [pid 5894] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5898 attached [pid 5896] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5895] <... set_robust_list resumed>) = 0 [pid 5893] <... futex resumed>) = 0 [pid 5892] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5898] set_robust_list(0x555565a8a6a0, 24 [pid 5895] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5893] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5892] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5897] <... set_robust_list resumed>) = 0 [pid 5897] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5897] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5896] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 5898 [pid 5897] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5896] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5897] <... futex resumed>) = 1 [pid 5897] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5896] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5894] <... futex resumed>) = 0 [pid 5896] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5892] <... futex resumed>) = 0 [pid 5894] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5894] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5896] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5896] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5897] <... futex resumed>) = 0 [pid 5897] 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 5896] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5896] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 5899 attached [pid 5898] <... set_robust_list resumed>) = 0 [pid 5895] <... prctl resumed>) = 0 [pid 5892] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5897] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5895] setpgid(0, 0 [pid 5899] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5898] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5897] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5895] <... setpgid resumed>) = 0 [pid 5896] <... clone3 resumed> => {parent_tid=[5899]}, 88) = 5899 [pid 5896] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5896] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5896] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5897] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 5897] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5894] <... futex resumed>) = 0 [pid 5894] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5894] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5899] <... rseq resumed>) = 0 [pid 5897] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5899] set_robust_list(0x7f7ba9d249a0, 24 [pid 5898] <... prctl resumed>) = 0 [pid 5897] <... futex resumed>) = 1 [pid 5894] <... futex resumed>) = 0 [pid 5894] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5894] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5897] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5894] <... futex resumed>) = 0 [pid 5894] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5894] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5899] <... set_robust_list resumed>) = 0 [pid 5898] setpgid(0, 0 [pid 5895] <... openat resumed>) = 3 [pid 5895] write(3, "1000", 4 [pid 5898] <... setpgid resumed>) = 0 [pid 5899] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5897] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5895] <... write resumed>) = 4 executing program [pid 5899] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5898] <... openat resumed>) = 3 [pid 5895] close(3) = 0 [pid 5898] write(3, "1000", 4 [pid 5899] <... openat resumed>) = 3 [pid 5898] <... write resumed>) = 4 [pid 5895] write(1, "executing program\n", 18 [pid 5899] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] close(3 [pid 5895] <... write resumed>) = 18 executing program [pid 5899] <... futex resumed>) = 1 [pid 5898] <... close resumed>) = 0 [pid 5895] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5894] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5892] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5899] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5898] write(1, "executing program\n", 18) = 18 [pid 5896] <... futex resumed>) = 0 [pid 5895] <... futex resumed>) = 0 [pid 5896] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5898] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5899] <... futex resumed>) = 0 [pid 5898] <... futex resumed>) = 0 [pid 5896] <... futex resumed>) = 1 [pid 5895] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5898] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5899] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5896] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5895] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5899] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5895] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5895] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5899] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5898] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5895] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5898] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5899] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5898] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5895] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5899] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5898] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5895] <... mprotect resumed>) = 0 [pid 5898] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5895] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5899] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5898] <... mprotect resumed>) = 0 [pid 5895] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5895] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 5900 attached [pid 5899] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5900] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5899] <... futex resumed>) = 1 [pid 5898] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5896] <... futex resumed>) = 0 [pid 5895] <... clone3 resumed> => {parent_tid=[5900]}, 88) = 5900 [pid 5899] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5898] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5896] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] rt_sigprocmask(SIG_SETMASK, [], [pid 5896] <... futex resumed>) = 0 [pid 5895] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5896] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5901 attached [pid 5900] <... rseq resumed>) = 0 [pid 5899] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5895] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5901] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5900] set_robust_list(0x7f7ba9d249a0, 24 [pid 5899] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] <... clone3 resumed> => {parent_tid=[5901]}, 88) = 5901 [pid 5895] <... futex resumed>) = 0 [pid 5901] <... rseq resumed>) = 0 [pid 5900] <... set_robust_list resumed>) = 0 [pid 5899] <... futex resumed>) = 1 [pid 5898] rt_sigprocmask(SIG_SETMASK, [], [pid 5896] <... futex resumed>) = 0 [pid 5895] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5901] set_robust_list(0x7f7ba9d249a0, 24 [pid 5900] rt_sigprocmask(SIG_SETMASK, [], [pid 5899] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5898] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5896] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5901] <... set_robust_list resumed>) = 0 [pid 5900] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5899] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5898] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5896] <... futex resumed>) = 0 [pid 5900] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5899] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] <... futex resumed>) = 0 [pid 5896] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5901] rt_sigprocmask(SIG_SETMASK, [], [pid 5900] <... openat resumed>) = 3 [pid 5899] <... futex resumed>) = 0 [pid 5898] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5896] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5901] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5900] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5899] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5896] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5896] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5901] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5900] <... futex resumed>) = 1 [pid 5895] <... futex resumed>) = 0 [pid 5895] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5895] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5901] <... openat resumed>) = 3 [pid 5900] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5901] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5900] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5896] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5901] <... futex resumed>) = 0 [pid 5900] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5898] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5900] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5898] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5900] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5895] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5901] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5900] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5895] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5901] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5901] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5900] <... futex resumed>) = 0 [pid 5895] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 5900] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5901] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5895] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE [pid 5901] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5895] <... mprotect resumed>) = 0 [pid 5901] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5895] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5901] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5895] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5901] <... futex resumed>) = 0 [pid 5898] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0} [pid 5898] <... futex resumed>) = 0 [pid 5901] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5901] <... futex resumed>) = 0 [pid 5895] <... clone3 resumed> => {parent_tid=[5902]}, 88) = 5902 [pid 5901] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5898] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5895] rt_sigprocmask(SIG_SETMASK, [], [pid 5898] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5901] <... futex resumed>) = 0 [pid 5898] <... futex resumed>) = 1 [pid 5895] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5901] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5895] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5902 attached [pid 5898] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5901] <... futex resumed>) = 0 [pid 5902] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053) = 0 [pid 5902] set_robust_list(0x7f7ba9c9e9a0, 24) = 0 [pid 5902] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5902] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5902] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5901] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5895] <... futex resumed>) = 0 [pid 5895] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5898] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5901] <... futex resumed>) = 0 [pid 5900] <... futex resumed>) = 0 [pid 5895] <... futex resumed>) = 1 [pid 5893] <... io_uring_enter resumed>) = 4096 [pid 5901] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5900] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5893] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5900] <... futex resumed>) = 0 [pid 5895] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5900] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5895] <... futex resumed>) = 0 [pid 5895] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5893] <... futex resumed>) = 0 [pid 5892] exit_group(0) = ? [pid 5893] +++ exited with 0 +++ [pid 5892] +++ exited with 0 +++ [pid 5898] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5892, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5878] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5903 attached [pid 5903] set_robust_list(0x555565a8a6a0, 24 [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 5903 [pid 5903] <... set_robust_list resumed>) = 0 [pid 5895] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5903] setpgid(0, 0) = 0 [pid 5903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5897] <... io_uring_enter resumed>) = 4096 executing program [pid 5903] write(3, "1000", 4 [pid 5897] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5903] <... write resumed>) = 4 [pid 5894] exit_group(0 [pid 5903] close(3 [pid 5894] <... exit_group resumed>) = ? [pid 5903] <... close resumed>) = 0 [pid 5903] write(1, "executing program\n", 18) = 18 [pid 5903] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5903] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 5903] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5897] <... futex resumed>) = ? [pid 5903] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5903] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 5903] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5903] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5897] +++ exited with 0 +++ [pid 5894] +++ exited with 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5894, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5903] <... clone3 resumed> => {parent_tid=[5904]}, 88) = 5904 [pid 5903] rt_sigprocmask(SIG_SETMASK, [], [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5905 attached [pid 5903] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5903] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 5905 ./strace-static-x86_64: Process 5904 attached [pid 5905] set_robust_list(0x555565a8a6a0, 24 [pid 5903] <... futex resumed>) = 0 [pid 5905] <... set_robust_list resumed>) = 0 [pid 5903] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5905] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5904] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5899] <... io_uring_enter resumed>) = 4096 [pid 5904] <... rseq resumed>) = 0 [pid 5904] set_robust_list(0x7f7ba9d249a0, 24 [pid 5905] <... prctl resumed>) = 0 [pid 5904] <... set_robust_list resumed>) = 0 [pid 5899] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] setpgid(0, 0 [pid 5904] rt_sigprocmask(SIG_SETMASK, [], [pid 5899] <... futex resumed>) = 0 [pid 5896] exit_group(0 [pid 5905] <... setpgid resumed>) = 0 [pid 5904] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5896] <... exit_group resumed>) = ? [pid 5905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5904] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5899] +++ exited with 0 +++ [pid 5896] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5896, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5906 attached [pid 5904] <... openat resumed>) = 3 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 5906 [pid 5906] set_robust_list(0x555565a8a6a0, 24 [pid 5904] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5906] <... set_robust_list resumed>) = 0 [pid 5903] <... futex resumed>) = 0 [pid 5906] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5905] <... openat resumed>) = 3 [pid 5903] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] <... prctl resumed>) = 0 [pid 5905] write(3, "1000", 4 [pid 5903] <... futex resumed>) = 0 [pid 5906] setpgid(0, 0 [pid 5903] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5905] <... write resumed>) = 4 executing program [pid 5906] <... setpgid resumed>) = 0 [pid 5905] close(3) = 0 [pid 5905] write(1, "executing program\n", 18 [pid 5906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5905] <... write resumed>) = 18 [pid 5906] <... openat resumed>) = 3 [pid 5905] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5904] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5906] write(3, "1000", 4 [pid 5905] <... futex resumed>) = 0 [pid 5906] <... write resumed>) = 4 [pid 5905] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5904] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] close(3 [pid 5905] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5904] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5905] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5904] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5905] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5906] <... close resumed>) = 0 [pid 5905] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5904] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5906] write(1, "executing program\n", 18 [pid 5905] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5904] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5905] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5904] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5903] <... futex resumed>) = 0 executing program [pid 5906] <... write resumed>) = 18 [pid 5905] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5904] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5903] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5904] <... futex resumed>) = 0 [pid 5906] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5904] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5903] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5903] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5906] <... futex resumed>) = 0 [pid 5903] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5904] <... futex resumed>) = 0 [pid 5903] <... futex resumed>) = 1 [pid 5906] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5904] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5903] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5907 attached [pid 5906] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5904] <... futex resumed>) = 0 [pid 5903] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5907] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5906] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5905] <... clone3 resumed> => {parent_tid=[5907]}, 88) = 5907 [pid 5904] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5903] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5907] <... rseq resumed>) = 0 [pid 5906] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5905] rt_sigprocmask(SIG_SETMASK, [], [pid 5904] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5907] set_robust_list(0x7f7ba9d249a0, 24 [pid 5904] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5906] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5907] <... set_robust_list resumed>) = 0 [pid 5907] rt_sigprocmask(SIG_SETMASK, [], [pid 5906] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5907] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5906] <... mprotect resumed>) = 0 [pid 5905] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5907] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5906] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5905] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5907] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5906] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5905] <... futex resumed>) = 0 [pid 5903] <... futex resumed>) = 0 [pid 5907] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5906] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5905] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5903] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5907] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5908 attached [pid 5907] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] <... clone3 resumed> => {parent_tid=[5908]}, 88) = 5908 [pid 5907] <... futex resumed>) = 1 [pid 5906] rt_sigprocmask(SIG_SETMASK, [], [pid 5905] <... futex resumed>) = 0 [pid 5907] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5906] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5905] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [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(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] <... futex resumed>) = 0 [pid 5906] <... futex resumed>) = 0 [pid 5905] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5906] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5908] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5907] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5901] <... io_uring_enter resumed>) = 4096 [pid 5900] <... io_uring_enter resumed>) = 4096 [pid 5908] <... rseq resumed>) = 0 [pid 5908] set_robust_list(0x7f7ba9d249a0, 24 [pid 5907] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5900] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5908] <... set_robust_list resumed>) = 0 [pid 5908] rt_sigprocmask(SIG_SETMASK, [], [pid 5895] exit_group(0 [pid 5908] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5902] <... futex resumed>) = ? [pid 5901] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5900] <... futex resumed>) = ? [pid 5895] <... exit_group resumed>) = ? [pid 5908] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5902] +++ exited with 0 +++ [pid 5900] +++ exited with 0 +++ [pid 5898] exit_group(0 [pid 5908] <... openat resumed>) = 3 [pid 5898] <... exit_group resumed>) = ? [pid 5908] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5906] <... futex resumed>) = 0 [pid 5908] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5906] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5908] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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 resumed>) = 0 [pid 5908] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5907] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5906] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5901] <... futex resumed>) = ? [pid 5895] +++ exited with 0 +++ [pid 5908] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5908] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 5908] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5906] <... futex resumed>) = 0 [pid 5906] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5906] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5908] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5906] <... futex resumed>) = 0 [pid 5906] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5906] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5908] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5906] <... futex resumed>) = 0 [pid 5906] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5903] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5906] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5908] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5905] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5905] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5905] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9cbe000 [pid 5905] mprotect(0x7f7ba9cbf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5905] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 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=0x7f7ba9cde990, parent_tid=0x7f7ba9cde990, exit_signal=0, stack=0x7f7ba9cbe000, stack_size=0x20300, tls=0x7f7ba9cde6c0} => {parent_tid=[5909]}, 88) = 5909 ./strace-static-x86_64: Process 5909 attached [pid 5905] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5905] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5905] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5909] rseq(0x7f7ba9cdefe0, 0x20, 0, 0x53053053) = 0 [pid 5909] set_robust_list(0x7f7ba9cde9a0, 24) = 0 [pid 5909] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5909] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- executing program [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5895, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 5910 ./strace-static-x86_64: Process 5910 attached [pid 5910] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 5910] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5910] setpgid(0, 0) = 0 [pid 5910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5910] write(3, "1000", 4) = 4 [pid 5910] close(3) = 0 [pid 5910] write(1, "executing program\n", 18) = 18 [pid 5910] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5910] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 5910] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5910] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 5910] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5910] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5910] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[5911]}, 88) = 5911 [pid 5910] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5910] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5910] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5911 attached [pid 5911] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 5911] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 5911] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5911] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5911] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5910] <... futex resumed>) = 0 [pid 5910] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5910] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5911] <... futex resumed>) = 1 [pid 5911] 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 5911] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 5911] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 5911] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5910] <... futex resumed>) = 0 [pid 5910] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5910] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5911] <... futex resumed>) = 1 [pid 5911] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5910] <... futex resumed>) = 0 [pid 5910] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5911] <... futex resumed>) = 1 [pid 5910] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5911] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5910] <... futex resumed>) = 0 [pid 5911] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5910] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5907] <... mmap resumed>) = ? [pid 5905] <... futex resumed>) = ? [pid 5901] +++ exited with 0 +++ [pid 5898] +++ exited with 0 +++ [pid 5910] <... futex resumed>) = 0 [pid 5909] +++ killed by SIGSEGV +++ [pid 5907] +++ killed by SIGSEGV +++ [pid 5906] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5905] +++ killed by SIGSEGV +++ [pid 5910] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5898, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5884] restart_syscall(<... resuming interrupted clone ...> [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5905, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5884] <... restart_syscall resumed>) = 0 [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5912 attached [pid 5912] set_robust_list(0x555565a8a6a0, 24 [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 5912 [pid 5912] <... set_robust_list resumed>) = 0 [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5912] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 5913 [pid 5912] setpgid(0, 0./strace-static-x86_64: Process 5913 attached ) = 0 [pid 5913] set_robust_list(0x555565a8a6a0, 24 [pid 5912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5913] <... set_robust_list resumed>) = 0 [pid 5912] <... openat resumed>) = 3 [pid 5913] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5912] write(3, "1000", 4 [pid 5913] <... prctl resumed>) = 0 [pid 5912] <... write resumed>) = 4 [pid 5913] setpgid(0, 0 [pid 5912] close(3 [pid 5913] <... setpgid resumed>) = 0 [pid 5912] <... close resumed>) = 0 executing program executing program [pid 5913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5912] write(1, "executing program\n", 18 [pid 5913] <... openat resumed>) = 3 [pid 5912] <... write resumed>) = 18 [pid 5913] write(3, "1000", 4 [pid 5912] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5913] <... write resumed>) = 4 [pid 5912] <... futex resumed>) = 0 [pid 5913] close(3 [pid 5912] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5913] <... close resumed>) = 0 [pid 5912] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5913] write(1, "executing program\n", 18 [pid 5912] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5913] <... write resumed>) = 18 [pid 5912] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5913] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5912] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5913] <... futex resumed>) = 0 [pid 5912] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5913] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5912] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5913] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5912] <... mprotect resumed>) = 0 [pid 5913] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5912] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5910] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5913] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5912] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5913] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5913] <... mmap resumed>) = 0x7f7ba9d04000 ./strace-static-x86_64: Process 5914 attached [pid 5913] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5912] <... clone3 resumed> => {parent_tid=[5914]}, 88) = 5914 [pid 5913] <... mprotect resumed>) = 0 [pid 5912] rt_sigprocmask(SIG_SETMASK, [], [pid 5914] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5913] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5912] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5913] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5912] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5913] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5912] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5915 attached [pid 5912] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5915] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5913] <... clone3 resumed> => {parent_tid=[5915]}, 88) = 5915 [pid 5915] <... rseq resumed>) = 0 [pid 5913] rt_sigprocmask(SIG_SETMASK, [], [pid 5915] set_robust_list(0x7f7ba9d249a0, 24 [pid 5913] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5914] <... rseq resumed>) = 0 [pid 5915] <... set_robust_list resumed>) = 0 [pid 5913] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] rt_sigprocmask(SIG_SETMASK, [], [pid 5914] set_robust_list(0x7f7ba9d249a0, 24 [pid 5913] <... futex resumed>) = 0 [pid 5915] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5913] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5915] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5915] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5913] <... futex resumed>) = 0 [pid 5915] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5913] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5913] <... futex resumed>) = 0 [pid 5915] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5913] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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 5915] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5914] <... set_robust_list resumed>) = 0 [pid 5915] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5914] rt_sigprocmask(SIG_SETMASK, [], [pid 5915] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 5915] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5914] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5913] <... futex resumed>) = 0 [pid 5913] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5914] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5913] <... futex resumed>) = 0 [pid 5913] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5913] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5913] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5915] <... futex resumed>) = 1 [pid 5913] <... futex resumed>) = 0 [pid 5913] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=49000000} [pid 5915] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5913] <... futex resumed>) = 0 [pid 5913] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5913] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5915] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5912] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5912] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5912] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5914] <... openat resumed>) = 3 [pid 5912] <... mmap resumed>) = 0x7f7ba9ce3000 [pid 5912] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5912] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5912] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0}./strace-static-x86_64: Process 5916 attached => {parent_tid=[5916]}, 88) = 5916 [pid 5916] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 5912] rt_sigprocmask(SIG_SETMASK, [], [pid 5916] <... rseq resumed>) = 0 [pid 5912] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5916] set_robust_list(0x7f7ba9d039a0, 24 [pid 5912] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 5916] <... set_robust_list resumed>) = 0 [pid 5912] <... futex resumed>) = 0 [pid 5916] rt_sigprocmask(SIG_SETMASK, [], [pid 5914] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5912] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5916] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5914] <... futex resumed>) = 0 [pid 5916] 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 5916] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cbe000 [pid 5916] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c7e000 [pid 5916] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5914] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5916] <... futex resumed>) = 1 [pid 5912] <... futex resumed>) = 0 [pid 5916] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5912] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5914] <... futex resumed>) = 0 [pid 5912] <... futex resumed>) = 1 [pid 5914] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5912] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5914] <... futex resumed>) = 0 [pid 5914] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5912] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5912] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5914] <... futex resumed>) = 0 [pid 5914] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5912] <... futex resumed>) = 0 [pid 5914] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5912] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5912] <... futex resumed>) = 0 [pid 5914] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5912] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5913] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5912] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5903] exit_group(0) = ? [pid 5904] <... io_uring_enter resumed>) = ? [pid 5904] +++ exited with 0 +++ [pid 5903] +++ exited with 0 +++ [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5903, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5878] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5908] <... io_uring_enter resumed>) = 4096 ./strace-static-x86_64: Process 5917 attached [pid 5908] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] exit_group(0 [pid 5908] <... futex resumed>) = ? [pid 5906] <... exit_group resumed>) = ? [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 5917 [pid 5917] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 5917] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5908] +++ exited with 0 +++ [pid 5906] +++ exited with 0 +++ [pid 5917] <... prctl resumed>) = 0 [pid 5917] setpgid(0, 0 [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5906, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5911] <... io_uring_enter resumed>) = 4096 [pid 5917] <... setpgid resumed>) = 0 [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 5911] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5911] <... futex resumed>) = 0 [pid 5911] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5877] <... restart_syscall resumed>) = 0 [pid 5917] <... openat resumed>) = 3 [pid 5910] exit_group(0) = ? [pid 5911] <... futex resumed>) = ? [pid 5911] +++ exited with 0 +++ [pid 5910] +++ exited with 0 +++ [pid 5917] write(3, "1000", 4 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5910, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5917] <... write resumed>) = 4 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5917] close(3executing program ./strace-static-x86_64: Process 5918 attached ) = 0 [pid 5917] write(1, "executing program\n", 18 [pid 5918] set_robust_list(0x555565a8a6a0, 24 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 5918 [pid 5918] <... set_robust_list resumed>) = 0 [pid 5917] <... write resumed>) = 18 [pid 5918] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5917] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5918] <... prctl resumed>) = 0 [pid 5918] setpgid(0, 0 [pid 5917] <... futex resumed>) = 0 [pid 5918] <... setpgid resumed>) = 0 [pid 5917] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5917] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5918] <... openat resumed>) = 3 [pid 5917] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5918] write(3, "1000", 4 [pid 5917] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5918] <... write resumed>) = 4 [pid 5918] close(3executing program ) = 0 [pid 5918] write(1, "executing program\n", 18 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5918] <... write resumed>) = 18 ./strace-static-x86_64: Process 5919 attached [pid 5918] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] set_robust_list(0x555565a8a6a0, 24 [pid 5918] <... futex resumed>) = 0 [pid 5917] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 5919 [pid 5918] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5917] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5919] <... set_robust_list resumed>) = 0 [pid 5919] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5918] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5917] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5919] <... prctl resumed>) = 0 [pid 5918] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5917] <... mprotect resumed>) = 0 [pid 5919] setpgid(0, 0 [pid 5918] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5917] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5919] <... setpgid resumed>) = 0 [pid 5918] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5918] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5918] <... mprotect resumed>) = 0 [pid 5918] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5918] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 5920 attached [pid 5919] <... openat resumed>) = 3 [pid 5918] <... clone3 resumed> => {parent_tid=[5920]}, 88) = 5920 [pid 5918] rt_sigprocmask(SIG_SETMASK, [], [pid 5919] write(3, "1000", 4 [pid 5920] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5918] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5919] <... write resumed>) = 4 [pid 5920] <... rseq resumed>) = 0 [pid 5919] close(3 [pid 5918] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5920] set_robust_list(0x7f7ba9d249a0, 24 [pid 5918] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5920] <... set_robust_list resumed>) = 0 [pid 5919] <... close resumed>) = 0 [pid 5920] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5919] write(1, "executing program\n", 18 [pid 5914] <... io_uring_enter resumed>) = 4096 [pid 5914] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5914] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program [pid 5920] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5919] <... write resumed>) = 18 [pid 5920] <... openat resumed>) = 3 [pid 5919] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5912] exit_group(0 [pid 5917] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5912] <... exit_group resumed>) = ? [pid 5916] <... futex resumed>) = ? [pid 5919] <... futex resumed>) = 0 [pid 5916] +++ exited with 0 +++ [pid 5914] <... futex resumed>) = ? [pid 5919] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 5919] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 ./strace-static-x86_64: Process 5921 attached [pid 5919] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5920] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5914] +++ exited with 0 +++ [pid 5912] +++ exited with 0 +++ [pid 5920] <... futex resumed>) = 1 [pid 5919] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5918] <... futex resumed>) = 0 [pid 5917] <... clone3 resumed> => {parent_tid=[5921]}, 88) = 5921 [pid 5915] <... io_uring_enter resumed>) = 4096 [pid 5920] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5881] --- 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 5919] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5917] rt_sigprocmask(SIG_SETMASK, [], [pid 5918] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5881] restart_syscall(<... resuming interrupted clone ...> [pid 5919] <... mprotect resumed>) = 0 [pid 5918] <... futex resumed>) = 1 [pid 5921] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 5920] <... futex resumed>) = 0 [pid 5919] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5918] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5917] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5915] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5881] <... restart_syscall resumed>) = 0 [pid 5920] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5919] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5917] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] <... futex resumed>) = 0 [pid 5913] exit_group(0 [pid 5921] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 5921] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5921] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [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 5917] <... futex resumed>) = 0 [pid 5913] <... exit_group resumed>) = ? [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5917] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5921] <... openat resumed>) = 3 [pid 5921] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5921] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5915] +++ exited with 0 +++ [pid 5913] +++ exited with 0 +++ [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5913, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- ./strace-static-x86_64: Process 5923 attached ./strace-static-x86_64: Process 5922 attached [pid 5919] <... clone3 resumed> => {parent_tid=[5922]}, 88) = 5922 [pid 5917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 5923 [pid 5919] rt_sigprocmask(SIG_SETMASK, [], [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5919] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5917] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5919] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 5924 [pid 5921] <... futex resumed>) = 0 [pid 5921] 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 5921] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 5921] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 5921] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5921] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5919] <... futex resumed>) = 0 [pid 5917] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5922] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5919] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5922] <... rseq resumed>) = 0 [pid 5917] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5922] set_robust_list(0x7f7ba9d249a0, 24 [pid 5921] <... futex resumed>) = 0 [pid 5917] <... futex resumed>) = 1 [pid 5922] <... set_robust_list resumed>) = 0 [pid 5917] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5922] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5921] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5921] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5922] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5917] <... futex resumed>) = 0 [pid 5922] <... openat resumed>) = 3 [pid 5917] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] <... futex resumed>) = 0 [pid 5917] <... futex resumed>) = 1 [pid 5922] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5922] <... futex resumed>) = 1 [pid 5919] <... futex resumed>) = 0 [pid 5917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5919] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] <... futex resumed>) = 0 [pid 5919] <... futex resumed>) = 0 [pid 5917] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5923] set_robust_list(0x555565a8a6a0, 24 [pid 5921] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5919] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5917] <... futex resumed>) = 0 [pid 5923] <... set_robust_list resumed>) = 0 [pid 5917] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5924 attached [pid 5923] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5922] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5920] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5923] <... prctl resumed>) = 0 [pid 5922] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5920] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5918] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5918] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5920] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5923] setpgid(0, 0 [pid 5918] <... futex resumed>) = 0 [pid 5920] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5918] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5922] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5924] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 5924] prctl(PR_SET_PDEATHSIG, SIGKILL) = 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 executing program [pid 5924] close(3) = 0 [pid 5924] write(1, "executing program\n", 18) = 18 [pid 5924] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5924] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 5924] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[5925]}, 88) = 5925 [pid 5924] rt_sigprocmask(SIG_SETMASK, [], [pid 5918] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 5922] <... mmap resumed>) = 0x7f7ba9cdf000 ./strace-static-x86_64: Process 5925 attached [pid 5923] <... setpgid resumed>) = 0 [pid 5922] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5920] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5918] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE [pid 5924] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5919] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5918] <... mprotect resumed>) = 0 [pid 5917] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5919] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5924] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] <... futex resumed>) = 0 [pid 5924] <... futex resumed>) = 0 [pid 5924] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 5925] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5923] <... openat resumed>) = 3 [pid 5922] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5920] <... futex resumed>) = 0 [pid 5919] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5918] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5925] <... rseq resumed>) = 0 [pid 5923] write(3, "1000", 4 [pid 5920] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5919] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 5925] set_robust_list(0x7f7ba9d249a0, 24 [pid 5923] <... write resumed>) = 4 [pid 5918] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5919] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE [pid 5925] <... set_robust_list resumed>) = 0 [pid 5918] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0}./strace-static-x86_64: Process 5926 attached [pid 5925] rt_sigprocmask(SIG_SETMASK, [], [pid 5923] close(3 [pid 5922] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] <... mprotect resumed>) = 0 [pid 5926] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 5925] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5923] <... close resumed>) = 0 [pid 5922] <... futex resumed>) = 0 [pid 5918] <... clone3 resumed> => {parent_tid=[5926]}, 88) = 5926 [pid 5926] <... rseq resumed>) = 0 [pid 5925] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5919] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5918] rt_sigprocmask(SIG_SETMASK, [], [pid 5922] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5923] write(1, "executing program\n", 18 [pid 5919] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5918] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5923] <... write resumed>) = 18 [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=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0} [pid 5918] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 5923] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5918] <... futex resumed>) = 0 [pid 5918] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5923] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, ./strace-static-x86_64: Process 5927 attached [pid 5926] set_robust_list(0x7f7ba9c9e9a0, 24 [pid 5923] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5925] <... openat resumed>) = 3 [pid 5923] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5919] <... clone3 resumed> => {parent_tid=[5927]}, 88) = 5927 [pid 5926] <... set_robust_list resumed>) = 0 [pid 5925] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5923] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5926] rt_sigprocmask(SIG_SETMASK, [], [pid 5925] <... futex resumed>) = 1 [pid 5924] <... futex resumed>) = 0 [pid 5923] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5926] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5925] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5924] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 5926] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5925] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5924] <... futex resumed>) = 0 [pid 5923] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5927] <... rseq resumed>) = 0 [pid 5926] <... futex resumed>) = 1 [pid 5925] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5924] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5923] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5919] rt_sigprocmask(SIG_SETMASK, [], [pid 5918] <... futex resumed>) = 0 [pid 5927] set_robust_list(0x7f7ba9c9e9a0, 24 [pid 5926] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5925] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5920] <... futex resumed>) = 0 [pid 5920] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5925] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5918] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5920] <... futex resumed>) = 0 [pid 5918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5925] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5927] <... set_robust_list resumed>) = 0 [pid 5923] <... mprotect resumed>) = 0 [pid 5920] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5919] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5918] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5924] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5924] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5924] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9cbe000 [pid 5924] mprotect(0x7f7ba9cbf000, 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=0x7f7ba9cde990, parent_tid=0x7f7ba9cde990, exit_signal=0, stack=0x7f7ba9cbe000, stack_size=0x20300, tls=0x7f7ba9cde6c0} => {parent_tid=[5928]}, 88) = 5928 [pid 5924] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5924] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5924] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5927] rt_sigprocmask(SIG_SETMASK, [], [pid 5925] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5923] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5918] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5919] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5919] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5928 attached [pid 5927] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5925] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 5923] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5928] rseq(0x7f7ba9cdefe0, 0x20, 0, 0x53053053) = 0 [pid 5927] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5925] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5927] <... futex resumed>) = 1 [pid 5925] <... futex resumed>) = 0 [pid 5919] <... futex resumed>) = 0 [pid 5928] set_robust_list(0x7f7ba9cde9a0, 24) = 0 [pid 5928] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5928] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5924] <... futex resumed>) = 0 [pid 5928] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5924] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5924] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5927] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5925] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5923] <... clone3 resumed> => {parent_tid=[5929]}, 88) = 5929 ./strace-static-x86_64: Process 5929 attached [pid 5925] <... futex resumed>) = 1 [pid 5924] <... futex resumed>) = 0 [pid 5918] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5929] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 5929] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 5929] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5929] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5925] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5924] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5923] rt_sigprocmask(SIG_SETMASK, [], [pid 5922] <... futex resumed>) = 0 [pid 5919] <... futex resumed>) = 1 [pid 5925] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5924] <... futex resumed>) = 0 [pid 5923] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5925] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5924] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5922] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5923] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] <... futex resumed>) = 0 [pid 5923] <... futex resumed>) = 1 [pid 5919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5922] <... futex resumed>) = 0 [pid 5929] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5929] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5929] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5923] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5922] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5919] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5923] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5923] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] <... futex resumed>) = 0 [pid 5929] <... futex resumed>) = 0 [pid 5923] <... futex resumed>) = 1 [pid 5919] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5929] 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 5929] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 5929] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 5929] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5929] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5923] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5923] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5924] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5929] <... futex resumed>) = 0 [pid 5923] <... futex resumed>) = 1 [pid 5923] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5929] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5929] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5923] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5923] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] <... futex resumed>) = 0 [pid 5923] <... futex resumed>) = 1 [pid 5919] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5929] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5923] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5929] <... futex resumed>) = 0 [pid 5923] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5929] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5923] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5923] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5921] <... io_uring_enter resumed>) = 4096 [pid 5921] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5917] exit_group(0 [pid 5921] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5917] <... exit_group resumed>) = ? [pid 5921] <... futex resumed>) = ? [pid 5921] +++ exited with 0 +++ [pid 5917] +++ exited with 0 +++ [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5917, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5878] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5930 attached [pid 5930] set_robust_list(0x555565a8a6a0, 24 [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 5930 [pid 5930] <... set_robust_list resumed>) = 0 [pid 5930] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5930] setpgid(0, 0) = 0 [pid 5930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5930] write(3, "1000", 4) = 4 [pid 5930] close(3) = 0 executing program [pid 5930] write(1, "executing program\n", 18) = 18 [pid 5930] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5918] exit_group(0 [pid 5930] <... futex resumed>) = 0 [pid 5918] <... exit_group resumed>) = ? [pid 5930] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5926] <... futex resumed>) = ? [pid 5930] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5926] +++ exited with 0 +++ [pid 5930] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5930] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 5930] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5930] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5930] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 5931 attached [pid 5931] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 5931] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 5931] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5931] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5930] <... clone3 resumed> => {parent_tid=[5931]}, 88) = 5931 [pid 5930] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5930] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5931] <... futex resumed>) = 0 [pid 5930] <... futex resumed>) = 1 [pid 5931] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5931] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5930] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5931] <... futex resumed>) = 0 [pid 5930] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5931] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5930] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5931] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5930] <... futex resumed>) = 0 [pid 5930] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5931] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 5931] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 5931] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5930] <... futex resumed>) = 0 [pid 5930] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5930] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5931] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5930] <... futex resumed>) = 0 [pid 5931] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5930] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5931] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5930] <... futex resumed>) = 0 [pid 5930] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5930] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5930] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5931] <... futex resumed>) = 1 [pid 5930] <... futex resumed>) = 0 [pid 5930] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5931] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5920] <... io_uring_enter resumed>) = ? [pid 5920] +++ exited with 0 +++ [pid 5918] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5918, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5932 attached [pid 5932] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 5932 [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", 4executing program ) = 4 [pid 5924] exit_group(0 [pid 5928] <... futex resumed>) = ? [pid 5924] <... exit_group resumed>) = ? [pid 5928] +++ exited with 0 +++ [pid 5932] close(3) = 0 [pid 5932] write(1, "executing program\n", 18) = 18 [pid 5932] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5932] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 5932] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 5933 attached [pid 5933] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5932] <... clone3 resumed> => {parent_tid=[5933]}, 88) = 5933 [pid 5933] <... rseq resumed>) = 0 [pid 5932] rt_sigprocmask(SIG_SETMASK, [], [pid 5930] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5933] set_robust_list(0x7f7ba9d249a0, 24 [pid 5932] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5933] <... set_robust_list resumed>) = 0 [pid 5933] rt_sigprocmask(SIG_SETMASK, [], [pid 5932] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5933] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5932] <... futex resumed>) = 0 [pid 5933] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5932] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5933] <... openat resumed>) = 3 [pid 5933] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5932] <... futex resumed>) = 0 [pid 5933] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5932] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5933] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5932] <... futex resumed>) = 0 [pid 5933] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 5932] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5933] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 5933] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5932] <... futex resumed>) = 0 [pid 5932] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5932] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5933] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5932] <... futex resumed>) = 0 [pid 5932] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5932] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5933] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5932] <... futex resumed>) = 0 [pid 5932] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [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 resumed>) = 0 [pid 5932] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5922] <... io_uring_enter resumed>) = 4096 [pid 5925] <... io_uring_enter resumed>) = ? [pid 5925] +++ exited with 0 +++ [pid 5924] +++ exited with 0 +++ [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5924, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5884] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5934 attached [pid 5934] set_robust_list(0x555565a8a6a0, 24 [pid 5922] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 5934 [pid 5932] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5922] <... futex resumed>) = 0 [pid 5922] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5919] exit_group(0 [pid 5934] <... set_robust_list resumed>) = 0 [pid 5927] <... futex resumed>) = ? [pid 5922] <... futex resumed>) = ? [pid 5919] <... exit_group resumed>) = ? [pid 5934] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5927] +++ exited with 0 +++ [pid 5934] <... prctl resumed>) = 0 [pid 5934] setpgid(0, 0) = 0 [pid 5934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5934] write(3, "1000", 4) = 4 [pid 5934] close(3) = 0 executing program [pid 5934] write(1, "executing program\n", 18) = 18 [pid 5934] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5934] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 5934] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5934] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 5934] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5934] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5934] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 5935 attached [pid 5922] +++ exited with 0 +++ [pid 5935] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5919] +++ exited with 0 +++ [pid 5935] <... rseq resumed>) = 0 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5919, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...> [pid 5934] <... clone3 resumed> => {parent_tid=[5935]}, 88) = 5935 [pid 5935] set_robust_list(0x7f7ba9d249a0, 24 [pid 5934] rt_sigprocmask(SIG_SETMASK, [], [pid 5880] <... restart_syscall resumed>) = 0 [pid 5934] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5934] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5934] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5936 attached [pid 5935] <... set_robust_list resumed>) = 0 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 5936 [pid 5935] rt_sigprocmask(SIG_SETMASK, [], [pid 5936] set_robust_list(0x555565a8a6a0, 24 [pid 5935] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5936] <... set_robust_list resumed>) = 0 [pid 5935] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5936] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5935] <... openat resumed>) = 3 [pid 5936] <... prctl resumed>) = 0 [pid 5935] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] <... io_uring_enter resumed>) = 4096 [pid 5935] <... futex resumed>) = 1 [pid 5934] <... futex resumed>) = 0 [pid 5936] setpgid(0, 0 [pid 5934] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5936] <... setpgid resumed>) = 0 [pid 5934] <... futex resumed>) = 0 [pid 5936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5934] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5936] <... openat resumed>) = 3 [pid 5935] 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 5936] write(3, "1000", 4 [pid 5929] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5936] <... write resumed>) = 4 [pid 5929] <... futex resumed>) = 0 [pid 5923] exit_group(0 [pid 5936] close(3 [pid 5935] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5923] <... exit_group resumed>) = ? [pid 5936] <... close resumed>) = 0 [pid 5935] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000executing program [pid 5929] +++ exited with 0 +++ [pid 5936] write(1, "executing program\n", 18) = 18 [pid 5923] +++ exited with 0 +++ [pid 5936] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5923, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5935] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5935] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5936] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 5936] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5936] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 5936] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 5937 [pid 5936] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5937 attached [], 8) = 0 [pid 5936] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5937] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 5936] <... clone3 resumed> => {parent_tid=[5938]}, 88) = 5938 [pid 5937] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5936] rt_sigprocmask(SIG_SETMASK, [], [pid 5937] <... prctl resumed>) = 0 [pid 5936] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5937] setpgid(0, 0 [pid 5936] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5937] <... setpgid resumed>) = 0 [pid 5936] <... futex resumed>) = 0 [pid 5937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5936] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5938 attached [pid 5937] <... openat resumed>) = 3 [pid 5937] write(3, "1000", 4) = 4 [pid 5937] close(3executing program ) = 0 [pid 5938] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5937] write(1, "executing program\n", 18 [pid 5938] <... rseq resumed>) = 0 [pid 5937] <... write resumed>) = 18 [pid 5938] set_robust_list(0x7f7ba9d249a0, 24 [pid 5937] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5938] <... set_robust_list resumed>) = 0 [pid 5937] <... futex resumed>) = 0 [pid 5935] <... futex resumed>) = 1 [pid 5934] <... futex resumed>) = 0 [pid 5938] rt_sigprocmask(SIG_SETMASK, [], [pid 5937] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5934] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5937] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5935] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] <... futex resumed>) = 0 [pid 5937] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5934] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5937] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5934] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5937] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5934] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5937] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5934] <... futex resumed>) = 0 [pid 5937] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5934] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5937] <... mprotect resumed>) = 0 [pid 5938] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5937] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5938] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5937] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5938] <... openat resumed>) = 3 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 5939 attached [pid 5938] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5937] <... clone3 resumed> => {parent_tid=[5939]}, 88) = 5939 [pid 5936] <... futex resumed>) = 0 [pid 5939] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5938] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5937] rt_sigprocmask(SIG_SETMASK, [], [pid 5936] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] <... futex resumed>) = 1 [pid 5939] <... rseq resumed>) = 0 [pid 5938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5937] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5936] <... futex resumed>) = 0 [pid 5938] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5936] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5939] set_robust_list(0x7f7ba9d249a0, 24 [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 5937] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5939] <... set_robust_list resumed>) = 0 [pid 5938] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5937] <... futex resumed>) = 0 [pid 5935] <... futex resumed>) = 0 [pid 5934] <... futex resumed>) = 0 [pid 5939] rt_sigprocmask(SIG_SETMASK, [], [pid 5938] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5937] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5935] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5939] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5938] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5934] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5939] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5934] <... futex resumed>) = 0 [pid 5939] <... openat resumed>) = 3 [pid 5938] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5935] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5934] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5939] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5938] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5939] <... futex resumed>) = 1 [pid 5938] <... futex resumed>) = 1 [pid 5937] <... futex resumed>) = 0 [pid 5936] <... futex resumed>) = 0 [pid 5939] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5938] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5937] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5936] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5939] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5936] <... futex resumed>) = 0 [pid 5936] futex(0x7f7ba9df532c, 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] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5937] <... futex resumed>) = 0 [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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5936] <... futex resumed>) = 0 [pid 5939] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5938] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5936] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5939] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5938] <... futex resumed>) = 0 [pid 5936] <... futex resumed>) = 0 [pid 5938] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5936] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5939] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5936] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5939] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5936] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5938] <... futex resumed>) = 0 [pid 5936] <... futex resumed>) = 1 [pid 5938] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5936] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5939] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5937] <... futex resumed>) = 0 [pid 5939] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5937] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5939] <... futex resumed>) = 0 [pid 5937] <... futex resumed>) = 0 [pid 5939] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5937] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5937] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5939] <... futex resumed>) = 0 [pid 5937] <... futex resumed>) = 1 [pid 5939] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5939] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5937] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5937] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5939] <... futex resumed>) = 0 [pid 5937] <... futex resumed>) = 1 [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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5934] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5936] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5936] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5937] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5931] <... io_uring_enter resumed>) = 4096 [pid 5931] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5930] exit_group(0) = ? [pid 5931] <... futex resumed>) = ? [pid 5931] +++ exited with 0 +++ [pid 5930] +++ exited with 0 +++ [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5930, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5878] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5940 attached , child_tidptr=0x555565a8a690) = 5940 [pid 5940] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 5940] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5940] setpgid(0, 0) = 0 [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 executing program [pid 5940] write(1, "executing program\n", 18) = 18 [pid 5940] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5940] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 5940] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5940] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 5940] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[5941]}, 88) = 5941 [pid 5940] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5940] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5940] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5941 attached [pid 5941] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 5933] <... io_uring_enter resumed>) = 4096 [pid 5941] set_robust_list(0x7f7ba9d249a0, 24 [pid 5933] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] <... set_robust_list resumed>) = 0 [pid 5933] <... futex resumed>) = 0 [pid 5941] rt_sigprocmask(SIG_SETMASK, [], [pid 5933] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5941] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5941] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5941] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5932] exit_group(0 [pid 5941] <... futex resumed>) = 1 [pid 5940] <... futex resumed>) = 0 [pid 5941] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5940] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5933] <... futex resumed>) = ? [pid 5932] <... exit_group resumed>) = ? [pid 5941] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5940] <... futex resumed>) = 0 [pid 5933] +++ exited with 0 +++ [pid 5941] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5940] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5932] +++ exited with 0 +++ [pid 5941] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5941] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5932, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5941] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 5941] <... futex resumed>) = 1 [pid 5940] <... futex resumed>) = 0 [pid 5941] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5940] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] <... futex resumed>) = 0 [pid 5940] <... futex resumed>) = 0 [pid 5941] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5940] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5940] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] <... futex resumed>) = 0 [pid 5940] <... futex resumed>) = 1 [pid 5877] <... restart_syscall resumed>) = 0 [pid 5941] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5940] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5941] <... futex resumed>) = 0 [pid 5940] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5941] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5940] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5942 attached [pid 5941] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5940] <... futex resumed>) = 0 [pid 5942] set_robust_list(0x555565a8a6a0, 24 [pid 5941] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5940] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 5942 [pid 5942] <... set_robust_list resumed>) = 0 [pid 5942] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5942] setpgid(0, 0) = 0 [pid 5942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5942] write(3, "1000", 4) = 4 [pid 5942] close(3) = 0 [pid 5942] write(1, "executing program\n", 18executing program ) = 18 [pid 5942] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5942] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 5940] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5942] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5942] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 5942] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5942] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5942] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[5943]}, 88) = 5943 [pid 5942] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5942] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5943 attached ) = 0 [pid 5942] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5943] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 5943] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 5943] rt_sigprocmask(SIG_SETMASK, [], [pid 5942] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5942] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5942] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9ce3000 [pid 5942] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5942] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5942] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0} [pid 5943] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5943] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY./strace-static-x86_64: Process 5944 attached [pid 5942] <... clone3 resumed> => {parent_tid=[5944]}, 88) = 5944 [pid 5943] <... openat resumed>) = 3 [pid 5942] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5942] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 5944] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 5942] <... futex resumed>) = 0 [pid 5944] <... rseq resumed>) = 0 [pid 5942] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5944] set_robust_list(0x7f7ba9d039a0, 24) = 0 [pid 5944] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5944] 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 5943] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5943] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5944] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cbe000 [pid 5944] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c7e000 [pid 5944] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5942] <... futex resumed>) = 0 [pid 5942] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5943] <... futex resumed>) = 0 [pid 5942] <... futex resumed>) = 1 [pid 5942] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5944] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5943] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5942] <... futex resumed>) = 0 [pid 5943] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5942] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5942] <... futex resumed>) = 0 [pid 5943] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5942] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5943] <... futex resumed>) = 0 [pid 5942] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5942] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5943] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5942] <... futex resumed>) = 0 [pid 5935] <... io_uring_enter resumed>) = 4096 [pid 5942] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5938] <... io_uring_enter resumed>) = 4096 [pid 5936] exit_group(0) = ? [pid 5934] exit_group(0) = ? [pid 5937] exit_group(0) = ? [pid 5942] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5939] <... io_uring_enter resumed>) = ? [pid 5938] +++ exited with 0 +++ [pid 5936] +++ exited with 0 +++ [pid 5935] +++ exited with 0 +++ [pid 5934] +++ exited with 0 +++ [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5934, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5880] --- 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 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 5947 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 5946 ./strace-static-x86_64: Process 5947 attached [pid 5947] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 5947] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program ) = 0 [pid 5947] setpgid(0, 0) = 0 [pid 5947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5939] +++ exited with 0 +++ [pid 5937] +++ exited with 0 +++ [pid 5947] write(3, "1000", 4) = 4 [pid 5947] close(3 [pid 5881] --- 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 5947] <... close resumed>) = 0 [pid 5881] restart_syscall(<... resuming interrupted clone ...> [pid 5947] write(1, "executing program\n", 18) = 18 [pid 5947] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5947] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 5947] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 5946 attached NULL, 8) = 0 [pid 5881] <... restart_syscall resumed>) = 0 [pid 5947] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 5947] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5948 attached [pid 5947] <... mprotect resumed>) = 0 [pid 5946] set_robust_list(0x555565a8a6a0, 24 [pid 5947] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5947] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 5948 [pid 5947] <... clone3 resumed> => {parent_tid=[5949]}, 88) = 5949 ./strace-static-x86_64: Process 5949 attached [pid 5947] rt_sigprocmask(SIG_SETMASK, [], [pid 5949] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5947] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5949] <... rseq resumed>) = 0 [pid 5947] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5949] set_robust_list(0x7f7ba9d249a0, 24 [pid 5948] set_robust_list(0x555565a8a6a0, 24 [pid 5947] <... futex resumed>) = 0 [pid 5946] <... set_robust_list resumed>) = 0 [pid 5949] <... set_robust_list resumed>) = 0 [pid 5948] <... set_robust_list resumed>) = 0 [pid 5947] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5946] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5949] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5949] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5948] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5946] <... prctl resumed>) = 0 [pid 5948] <... prctl resumed>) = 0 [pid 5949] <... openat resumed>) = 3 [pid 5949] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5949] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5948] setpgid(0, 0 [pid 5947] <... futex resumed>) = 0 [pid 5946] setpgid(0, 0 [pid 5947] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5949] <... futex resumed>) = 0 [pid 5947] <... futex resumed>) = 1 [pid 5949] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5947] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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 5941] <... io_uring_enter resumed>) = 4096 [pid 5949] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 5949] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5946] <... setpgid resumed>) = 0 [pid 5949] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5948] <... setpgid resumed>) = 0 [pid 5946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5941] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5940] exit_group(0) = ? [pid 5948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5946] <... openat resumed>) = 3 [pid 5948] <... openat resumed>) = 3 [pid 5946] write(3, "1000", 4 [pid 5948] write(3, "1000", 4 [pid 5946] <... write resumed>) = 4 [pid 5949] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] +++ exited with 0 +++ [pid 5940] +++ exited with 0 +++ [pid 5949] <... futex resumed>) = 1 [pid 5949] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5940, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5878] restart_syscall(<... resuming interrupted clone ...> [pid 5947] <... futex resumed>) = 0 [pid 5947] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5949] <... futex resumed>) = 0 [pid 5947] <... futex resumed>) = 1 [pid 5949] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5878] <... restart_syscall resumed>) = 0 [pid 5947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5947] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5947] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5950 attached [pid 5949] <... futex resumed>) = 1 [pid 5948] <... write resumed>) = 4 [pid 5947] <... futex resumed>) = 0 [pid 5946] close(3 [pid 5949] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=48000000} [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 5950 [pid 5949] <... futex resumed>) = 0 [pid 5947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5950] set_robust_list(0x555565a8a6a0, 24 [pid 5949] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5947] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] <... set_robust_list resumed>) = 0 [pid 5947] <... futex resumed>) = 0 [pid 5946] <... close resumed>) = 0 [pid 5948] close(3 [pid 5950] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5947] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5950] <... prctl resumed>) = 0 [pid 5950] setpgid(0, 0) = 0 [pid 5950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 5948] <... close resumed>) = 0 [pid 5946] write(1, "executing program\n", 18executing program [pid 5950] write(3, "1000", 4 [pid 5948] write(1, "executing program\n", 18 [pid 5946] <... write resumed>) = 18 [pid 5950] <... write resumed>) = 4 [pid 5948] <... write resumed>) = 18 [pid 5946] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] close(3 [pid 5946] <... futex resumed>) = 0 [pid 5950] <... close resumed>) = 0 [pid 5946] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, executing program [pid 5950] write(1, "executing program\n", 18 [pid 5946] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5950] <... write resumed>) = 18 [pid 5946] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5950] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5950] <... futex resumed>) = 0 [pid 5946] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5950] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5946] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5950] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5946] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5950] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5946] <... mprotect resumed>) = 0 [pid 5950] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5948] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5950] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5946] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5950] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5946] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 5951 attached [pid 5950] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5951] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5948] <... futex resumed>) = 0 [pid 5946] <... clone3 resumed> => {parent_tid=[5951]}, 88) = 5951 [pid 5946] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5946] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5951] <... rseq resumed>) = 0 [pid 5950] <... mprotect resumed>) = 0 [pid 5946] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5948] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5951] set_robust_list(0x7f7ba9d249a0, 24 [pid 5950] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5947] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5951] <... set_robust_list resumed>) = 0 [pid 5950] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5948] <... rt_sigaction resumed>NULL, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5948] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5951] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5952 attached [pid 5951] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5952] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5951] <... openat resumed>) = 3 [pid 5952] <... rseq resumed>) = 0 [pid 5951] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5952] set_robust_list(0x7f7ba9d249a0, 24 [pid 5951] <... futex resumed>) = 1 [pid 5950] <... clone3 resumed> => {parent_tid=[5952]}, 88) = 5952 [pid 5946] <... futex resumed>) = 0 [pid 5952] <... set_robust_list resumed>) = 0 [pid 5951] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5950] rt_sigprocmask(SIG_SETMASK, [], [pid 5946] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5952] rt_sigprocmask(SIG_SETMASK, [], [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] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5946] <... futex resumed>) = 0 [pid 5952] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5951] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5950] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5952] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5951] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5950] <... futex resumed>) = 0 [pid 5952] <... openat resumed>) = 3 [pid 5951] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5950] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5952] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5951] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5952] <... futex resumed>) = 1 [pid 5951] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] <... futex resumed>) = 0 [pid 5952] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5951] <... futex resumed>) = 1 [pid 5950] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] <... futex resumed>) = 0 [pid 5952] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5951] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] <... futex resumed>) = 0 [pid 5946] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5951] <... futex resumed>) = 0 [pid 5950] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5946] <... futex resumed>) = 0 [pid 5951] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5946] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5946] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5951] <... futex resumed>) = 0 [pid 5946] <... futex resumed>) = 1 [pid 5951] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5946] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5951] <... futex resumed>) = 0 [pid 5951] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5946] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5946] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5951] <... futex resumed>) = 0 [pid 5946] <... futex resumed>) = 1 [pid 5951] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5946] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5952] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5948] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5952] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5952] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 5952] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5950] <... futex resumed>) = 0 [pid 5952] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5950] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5952] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5950] <... futex resumed>) = 0 [pid 5952] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5952] <... futex resumed>) = 0 [pid 5950] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5952] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5950] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] <... mprotect resumed>) = 0 [pid 5952] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5950] <... futex resumed>) = 0 [pid 5948] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5952] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5952] <... futex resumed>) = 0 [pid 5950] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5952] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5950] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5952] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5950] <... futex resumed>) = 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5952] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5946] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5953 attached [pid 5948] <... clone3 resumed> => {parent_tid=[5953]}, 88) = 5953 [pid 5950] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5953] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5948] rt_sigprocmask(SIG_SETMASK, [], [pid 5953] <... rseq resumed>) = 0 [pid 5948] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5943] <... io_uring_enter resumed>) = 4096 [pid 5953] set_robust_list(0x7f7ba9d249a0, 24 [pid 5948] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5953] <... set_robust_list resumed>) = 0 [pid 5953] rt_sigprocmask(SIG_SETMASK, [], [pid 5948] <... futex resumed>) = 0 [pid 5943] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5953] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5948] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5953] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5943] <... futex resumed>) = 0 [pid 5942] exit_group(0 [pid 5953] <... openat resumed>) = 3 [pid 5944] <... futex resumed>) = ? [pid 5942] <... exit_group resumed>) = ? [pid 5953] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5944] +++ exited with 0 +++ [pid 5943] +++ exited with 0 +++ [pid 5942] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5942, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 5953] <... futex resumed>) = 1 [pid 5950] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5948] <... futex resumed>) = 0 [pid 5877] <... restart_syscall resumed>) = 0 [pid 5953] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5953] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5948] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5954 attached [pid 5953] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5948] <... futex resumed>) = 0 [pid 5954] set_robust_list(0x555565a8a6a0, 24 [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 5948] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 5954 [pid 5954] <... set_robust_list resumed>) = 0 [pid 5953] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 5954] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5953] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 5954] <... prctl resumed>) = 0 [pid 5954] setpgid(0, 0 [pid 5953] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] <... setpgid resumed>) = 0 [pid 5954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5953] <... futex resumed>) = 1 [pid 5948] <... futex resumed>) = 0 [pid 5954] <... openat resumed>) = 3 [pid 5953] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] write(3, "1000", 4 [pid 5953] <... futex resumed>) = 0 [pid 5948] <... futex resumed>) = 0 executing program [pid 5954] <... write resumed>) = 4 [pid 5953] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5948] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5954] close(3 [pid 5948] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5954] <... close resumed>) = 0 [pid 5948] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] write(1, "executing program\n", 18 [pid 5953] <... futex resumed>) = 0 [pid 5948] <... futex resumed>) = 1 [pid 5954] <... write resumed>) = 18 [pid 5953] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5954] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5953] <... futex resumed>) = 0 [pid 5948] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5954] <... futex resumed>) = 0 [pid 5953] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5948] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5953] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5948] <... futex resumed>) = 0 [pid 5953] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5948] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5954] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 5954] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5948] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5954] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5954] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 5954] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5954] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5954] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 5955 attached [pid 5949] <... io_uring_enter resumed>) = 4096 [pid 5955] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5954] <... clone3 resumed> => {parent_tid=[5955]}, 88) = 5955 [pid 5955] <... rseq resumed>) = 0 [pid 5954] rt_sigprocmask(SIG_SETMASK, [], [pid 5955] set_robust_list(0x7f7ba9d249a0, 24 [pid 5954] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5955] <... set_robust_list resumed>) = 0 [pid 5954] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5954] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5955] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5955] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5955] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5949] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5955] <... futex resumed>) = 1 [pid 5954] <... futex resumed>) = 0 [pid 5949] <... futex resumed>) = 0 [pid 5947] exit_group(0 [pid 5954] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] <... exit_group resumed>) = ? [pid 5955] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5954] <... futex resumed>) = 0 [pid 5954] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5949] +++ exited with 0 +++ [pid 5947] +++ exited with 0 +++ [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5947, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5884] restart_syscall(<... resuming interrupted clone ...> [pid 5955] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5884] <... restart_syscall resumed>) = 0 [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5955] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5951] <... io_uring_enter resumed>) = 4096 ./strace-static-x86_64: Process 5956 attached [pid 5955] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5951] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] exit_group(0 [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 5956 [pid 5956] set_robust_list(0x555565a8a6a0, 24 [pid 5955] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5951] <... futex resumed>) = ? [pid 5946] <... exit_group resumed>) = ? [pid 5954] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5956] <... set_robust_list resumed>) = 0 [pid 5955] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5954] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5956] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5955] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5956] <... prctl resumed>) = 0 [pid 5955] <... futex resumed>) = 0 [pid 5954] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 5955] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5954] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE [pid 5956] setpgid(0, 0 [pid 5954] <... mprotect resumed>) = 0 [pid 5956] <... setpgid resumed>) = 0 [pid 5954] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5951] +++ exited with 0 +++ [pid 5946] +++ exited with 0 +++ [pid 5954] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5954] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0} [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5946, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5957 attached ) = 3 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5958 attached [pid 5958] set_robust_list(0x555565a8a6a0, 24 [pid 5957] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 5956] write(3, "1000", 4 [pid 5954] <... clone3 resumed> => {parent_tid=[5957]}, 88) = 5957 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 5958 [pid 5958] <... set_robust_list resumed>) = 0 [pid 5957] <... rseq resumed>) = 0 [pid 5956] <... write resumed>) = 4 [pid 5954] rt_sigprocmask(SIG_SETMASK, [], [pid 5958] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5957] set_robust_list(0x7f7ba9c9e9a0, 24 [pid 5956] close(3 [pid 5954] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5958] <... prctl resumed>) = 0 executing program [pid 5957] <... set_robust_list resumed>) = 0 [pid 5956] <... close resumed>) = 0 [pid 5954] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 5952] <... io_uring_enter resumed>) = 4096 [pid 5958] setpgid(0, 0 [pid 5956] write(1, "executing program\n", 18 [pid 5954] <... futex resumed>) = 0 executing program [pid 5958] <... setpgid resumed>) = 0 [pid 5957] rt_sigprocmask(SIG_SETMASK, [], [pid 5956] <... write resumed>) = 18 [pid 5954] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5957] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5956] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5958] <... openat resumed>) = 3 [pid 5957] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5956] <... futex resumed>) = 0 [pid 5958] write(3, "1000", 4 [pid 5957] <... futex resumed>) = 1 [pid 5956] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5954] <... futex resumed>) = 0 [pid 5958] <... write resumed>) = 4 [pid 5957] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5956] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5954] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5958] close(3) = 0 [pid 5956] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5955] <... futex resumed>) = 0 [pid 5954] <... futex resumed>) = 1 [pid 5958] write(1, "executing program\n", 18 [pid 5956] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5958] <... write resumed>) = 18 [pid 5956] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5955] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5958] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5956] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5955] <... futex resumed>) = 0 [pid 5954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5958] <... futex resumed>) = 0 [pid 5956] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5955] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5954] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5958] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5954] <... futex resumed>) = 0 [pid 5958] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5958] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5958] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 5958] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5958] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5958] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[5959]}, 88) = 5959 [pid 5958] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5958] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5959 attached ) = 0 [pid 5958] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5959] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5954] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5952] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5959] <... rseq resumed>) = 0 [pid 5956] <... mprotect resumed>) = 0 [pid 5952] <... futex resumed>) = 0 [pid 5959] set_robust_list(0x7f7ba9d249a0, 24 [pid 5952] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5950] exit_group(0 [pid 5959] <... set_robust_list resumed>) = 0 [pid 5952] <... futex resumed>) = ? [pid 5950] <... exit_group resumed>) = ? [pid 5959] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5952] +++ exited with 0 +++ [pid 5950] +++ exited with 0 +++ [pid 5878] --- 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 5959] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5959] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5958] <... futex resumed>) = 0 [pid 5958] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5958] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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}}) = 4 [pid 5959] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 5959] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000./strace-static-x86_64: Process 5960 attached ) = 0x7f7ba9c9f000 [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 5960 [pid 5960] set_robust_list(0x555565a8a6a0, 24 [pid 5959] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5956] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5959] <... futex resumed>) = 1 [pid 5958] <... futex resumed>) = 0 [pid 5956] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5958] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5958] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5960] <... set_robust_list resumed>) = 0 [pid 5960] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5959] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] <... prctl resumed>) = 0 [pid 5959] <... futex resumed>) = 1 [pid 5958] <... futex resumed>) = 0 [pid 5960] setpgid(0, 0 [pid 5959] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5958] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] <... setpgid resumed>) = 0 [pid 5959] <... futex resumed>) = 0 [pid 5958] <... futex resumed>) = 0 [pid 5960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5959] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5958] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5956] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5958] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5960] <... openat resumed>) = 3 [pid 5958] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5959] <... futex resumed>) = 0 [pid 5958] <... futex resumed>) = 1 [pid 5960] write(3, "1000", 4 [pid 5959] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5958] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5961 attached [pid 5960] <... write resumed>) = 4 executing program [pid 5961] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5960] close(3 [pid 5956] <... clone3 resumed> => {parent_tid=[5961]}, 88) = 5961 [pid 5954] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5956] rt_sigprocmask(SIG_SETMASK, [], [pid 5961] <... rseq resumed>) = 0 [pid 5961] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 5960] <... close resumed>) = 0 [pid 5960] write(1, "executing program\n", 18) = 18 [pid 5960] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5960] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 5960] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5961] rt_sigprocmask(SIG_SETMASK, [], [pid 5960] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5961] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5961] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5960] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 5960] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5956] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5960] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5960] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[5962]}, 88) = 5962 [pid 5960] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5960] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5960] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5962 attached [pid 5962] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5956] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5962] <... rseq resumed>) = 0 [pid 5962] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 5962] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5962] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5962] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5960] <... futex resumed>) = 0 [pid 5960] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5960] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5962] 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 5962] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 5962] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 5962] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] <... futex resumed>) = 0 [pid 5960] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5960] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5962] <... futex resumed>) = 1 [pid 5962] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] <... futex resumed>) = 0 [pid 5960] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5960] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5962] <... futex resumed>) = 1 [pid 5962] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] <... futex resumed>) = 0 [pid 5960] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5960] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5962] <... futex resumed>) = 1 [pid 5962] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5961] <... futex resumed>) = 0 [pid 5956] <... futex resumed>) = 1 [pid 5961] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5956] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5961] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5961] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5956] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5956] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5961] <... futex resumed>) = 0 [pid 5956] <... futex resumed>) = 1 [pid 5961] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5956] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5961] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5961] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 5961] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 5961] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5956] <... futex resumed>) = 0 [pid 5956] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5956] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5961] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5956] <... futex resumed>) = 0 [pid 5956] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5956] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5961] <... futex resumed>) = 1 [pid 5961] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5956] <... futex resumed>) = 0 [pid 5956] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5956] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5961] <... futex resumed>) = 1 [pid 5953] <... io_uring_enter resumed>) = 4096 [pid 5961] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5958] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5953] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5953] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5948] exit_group(0 [pid 5953] <... futex resumed>) = ? [pid 5948] <... exit_group resumed>) = ? [pid 5953] +++ exited with 0 +++ [pid 5948] +++ exited with 0 +++ [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5948, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5881] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 5963 ./strace-static-x86_64: Process 5963 attached [pid 5963] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 5963] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5960] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5963] <... prctl resumed>) = 0 [pid 5963] setpgid(0, 0) = 0 [pid 5963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5963] write(3, "1000", 4) = 4 [pid 5963] close(3) = 0 [pid 5963] write(1, "executing program\n", 18executing program [pid 5956] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5963] <... write resumed>) = 18 [pid 5963] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5963] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 5963] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5963] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 5963] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5963] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[5964]}, 88) = 5964 [pid 5963] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5963] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5963] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5964 attached [pid 5964] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 5964] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 5964] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5964] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5964] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5963] <... futex resumed>) = 0 [pid 5963] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5963] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5964] 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 5964] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 5964] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 5964] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5963] <... futex resumed>) = 0 [pid 5963] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5963] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5964] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5963] <... futex resumed>) = 0 [pid 5963] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5963] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5964] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5963] <... futex resumed>) = 0 [pid 5963] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5963] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5964] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5963] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5954] exit_group(0) = ? [pid 5957] <... futex resumed>) = ? [pid 5957] +++ exited with 0 +++ [pid 5956] exit_group(0) = ? [pid 5959] <... io_uring_enter resumed>) = 4096 [pid 5959] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5958] exit_group(0) = ? [pid 5962] <... io_uring_enter resumed>) = 4096 [pid 5959] <... futex resumed>) = ? [pid 5959] +++ exited with 0 +++ [pid 5958] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5958, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5965 attached , child_tidptr=0x555565a8a690) = 5965 [pid 5955] <... io_uring_enter resumed>) = ? [pid 5965] set_robust_list(0x555565a8a6a0, 24 [pid 5962] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] <... set_robust_list resumed>) = 0 [pid 5965] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5962] <... futex resumed>) = 0 [pid 5965] <... prctl resumed>) = 0 [pid 5962] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5965] setpgid(0, 0 [pid 5960] exit_group(0 [pid 5965] <... setpgid resumed>) = 0 [pid 5962] <... futex resumed>) = ? [pid 5960] <... exit_group resumed>) = ? [pid 5962] +++ exited with 0 +++ [pid 5960] +++ exited with 0 +++ [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5960, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5878] restart_syscall(<... resuming interrupted clone ...> [pid 5955] +++ exited with 0 +++ [pid 5954] +++ exited with 0 +++ [pid 5878] <... restart_syscall resumed>) = 0 [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5954, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 5965] <... openat resumed>) = 3 [pid 5965] write(3, "1000", 4 [pid 5877] <... restart_syscall resumed>) = 0 [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5965] <... write resumed>) = 4 [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 5966 ./strace-static-x86_64: Process 5966 attached [pid 5965] close(3 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 5967 ./strace-static-x86_64: Process 5967 attached [pid 5966] set_robust_list(0x555565a8a6a0, 24 [pid 5965] <... close resumed>) = 0 executing program [pid 5967] set_robust_list(0x555565a8a6a0, 24 [pid 5966] <... set_robust_list resumed>) = 0 [pid 5965] write(1, "executing program\n", 18 [pid 5966] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5965] <... write resumed>) = 18 [pid 5966] <... prctl resumed>) = 0 [pid 5965] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5967] <... set_robust_list resumed>) = 0 [pid 5966] setpgid(0, 0 [pid 5965] <... futex resumed>) = 0 [pid 5966] <... setpgid resumed>) = 0 [pid 5965] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5967] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5965] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5967] setpgid(0, 0 [pid 5966] <... openat resumed>) = 3 [pid 5965] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5967] <... setpgid resumed>) = 0 [pid 5966] write(3, "1000", 4 [pid 5965] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5966] <... write resumed>) = 4 [pid 5965] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5967] <... openat resumed>) = 3 [pid 5966] close(3 [pid 5965] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5966] <... close resumed>) = 0 [pid 5965] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5967] write(3, "1000", 4 [pid 5961] <... io_uring_enter resumed>) = ? [pid 5967] <... write resumed>) = 4 [pid 5965] <... mprotect resumed>) = 0 [pid 5961] +++ exited with 0 +++ [pid 5967] close(3 [pid 5965] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5956] +++ exited with 0 +++ [pid 5966] write(1, "executing program\n", 18 [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5956, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program executing program [pid 5967] <... close resumed>) = 0 [pid 5966] <... write resumed>) = 18 [pid 5965] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5967] write(1, "executing program\n", 18 [pid 5966] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5968 attached [pid 5967] <... write resumed>) = 18 [pid 5966] <... futex resumed>) = 0 [pid 5965] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 5968 [pid 5967] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5966] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5968] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 5968] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 5970 attached [pid 5968] setpgid(0, 0 [pid 5967] <... futex resumed>) = 0 [pid 5966] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5970] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5968] <... setpgid resumed>) = 0 [pid 5967] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5966] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5965] <... clone3 resumed> => {parent_tid=[5970]}, 88) = 5970 [pid 5970] <... rseq resumed>) = 0 [pid 5968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5967] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5966] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5965] rt_sigprocmask(SIG_SETMASK, [], [pid 5970] set_robust_list(0x7f7ba9d249a0, 24 [pid 5968] <... openat resumed>) = 3 [pid 5967] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5966] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5965] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5970] <... set_robust_list resumed>) = 0 [pid 5968] write(3, "1000", 4 [pid 5967] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5966] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5965] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5970] rt_sigprocmask(SIG_SETMASK, [], [pid 5968] <... write resumed>) = 4 [pid 5967] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5966] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5965] <... futex resumed>) = 0 [pid 5970] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5968] close(3 [pid 5967] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5966] <... mprotect resumed>) = 0 [pid 5965] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5970] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5968] <... close resumed>) = 0 executing program [pid 5970] <... openat resumed>) = 3 [pid 5968] write(1, "executing program\n", 18 [pid 5967] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5966] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5970] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5968] <... write resumed>) = 18 [pid 5968] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5968] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5970] <... futex resumed>) = 1 [pid 5968] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5967] <... mprotect resumed>) = 0 [pid 5966] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5965] <... futex resumed>) = 0 [pid 5970] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5968] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5967] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5966] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5965] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5971 attached [pid 5970] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5968] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5967] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5965] <... futex resumed>) = 0 [pid 5968] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 5968] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5968] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5968] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[5972]}, 88) = 5972 [pid 5968] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5968] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 5972 attached [pid 5968] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5972] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5966] <... clone3 resumed> => {parent_tid=[5971]}, 88) = 5971 [pid 5965] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5967] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5972] <... rseq resumed>) = 0 [pid 5972] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 5972] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5972] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5972] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5968] <... futex resumed>) = 0 [pid 5972] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5968] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5968] <... futex resumed>) = 0 [pid 5972] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5968] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5972] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5966] rt_sigprocmask(SIG_SETMASK, [], [pid 5972] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 5972] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 5971] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5970] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5966] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5967] <... clone3 resumed> => {parent_tid=[5973]}, 88) = 5973 [pid 5971] <... rseq resumed>) = 0 [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 5967] rt_sigprocmask(SIG_SETMASK, [], [pid 5966] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] set_robust_list(0x7f7ba9d249a0, 24 [pid 5970] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5967] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5966] <... futex resumed>) = 0 [pid 5971] <... set_robust_list resumed>) = 0 [pid 5971] rt_sigprocmask(SIG_SETMASK, [], [pid 5970] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5967] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5966] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5973 attached [pid 5971] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5970] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5967] <... futex resumed>) = 0 [pid 5967] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5971] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5970] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5971] <... openat resumed>) = 3 [pid 5973] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5972] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] <... rseq resumed>) = 0 [pid 5972] <... futex resumed>) = 1 [pid 5968] <... futex resumed>) = 0 [pid 5963] exit_group(0 [pid 5973] set_robust_list(0x7f7ba9d249a0, 24 [pid 5972] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] <... futex resumed>) = 1 [pid 5970] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5968] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5966] <... futex resumed>) = 0 [pid 5963] <... exit_group resumed>) = ? [pid 5973] <... set_robust_list resumed>) = 0 [pid 5972] <... futex resumed>) = 0 [pid 5971] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5970] <... futex resumed>) = 1 [pid 5968] <... futex resumed>) = 0 [pid 5966] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] <... futex resumed>) = 0 [pid 5973] rt_sigprocmask(SIG_SETMASK, [], [pid 5972] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5971] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5970] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5968] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5966] <... futex resumed>) = 0 [pid 5965] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5971] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5970] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5968] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5966] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5973] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5968] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] <... futex resumed>) = 0 [pid 5973] <... openat resumed>) = 3 [pid 5972] <... futex resumed>) = 0 [pid 5968] <... futex resumed>) = 1 [pid 5973] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5970] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5968] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5965] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5964] <... io_uring_enter resumed>) = ? [pid 5973] <... futex resumed>) = 1 [pid 5972] <... futex resumed>) = 0 [pid 5968] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5967] <... futex resumed>) = 0 [pid 5965] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5973] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5972] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5971] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5970] <... futex resumed>) = 0 [pid 5968] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5967] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5972] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5971] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5970] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5968] <... futex resumed>) = 0 [pid 5967] <... futex resumed>) = 0 [pid 5965] <... futex resumed>) = 0 [pid 5973] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5972] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5971] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5970] <... futex resumed>) = 0 [pid 5968] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5967] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5965] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5973] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5970] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5973] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5964] +++ exited with 0 +++ [pid 5963] +++ exited with 0 +++ [pid 5973] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5973] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5963, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5973] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5881] restart_syscall(<... resuming interrupted clone ...> [pid 5973] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5971] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5970] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5967] <... futex resumed>) = 0 [pid 5965] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5970] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5965] <... futex resumed>) = 0 [pid 5967] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5967] <... futex resumed>) = 0 [pid 5881] <... restart_syscall resumed>) = 0 [pid 5973] <... futex resumed>) = 0 [pid 5973] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 5974 ./strace-static-x86_64: Process 5974 attached [pid 5974] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 5967] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5974] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5966] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5974] <... prctl resumed>) = 0 [pid 5967] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5966] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5974] setpgid(0, 0 [pid 5967] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5974] <... setpgid resumed>) = 0 [pid 5973] <... futex resumed>) = 0 [pid 5967] <... futex resumed>) = 1 [pid 5966] <... futex resumed>) = 0 [pid 5974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5973] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5967] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5966] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5974] <... openat resumed>) = 3 executing program [pid 5973] <... futex resumed>) = 0 [pid 5971] <... futex resumed>) = 0 [pid 5967] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5974] write(3, "1000", 4 [pid 5971] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5967] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5971] <... futex resumed>) = 1 [pid 5967] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5966] <... futex resumed>) = 0 [pid 5974] <... write resumed>) = 4 [pid 5973] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5974] close(3 [pid 5966] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5974] <... close resumed>) = 0 [pid 5974] write(1, "executing program\n", 18) = 18 [pid 5974] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5968] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5966] <... futex resumed>) = 0 [pid 5974] <... futex resumed>) = 0 [pid 5971] <... futex resumed>) = 0 [pid 5966] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5974] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5971] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5966] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5974] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5971] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5966] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5974] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5971] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5966] <... futex resumed>) = 0 [pid 5974] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5966] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5974] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 5974] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5974] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5974] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5965] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5974] <... clone3 resumed> => {parent_tid=[5975]}, 88) = 5975 [pid 5974] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5974] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5974] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5967] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5975 attached [pid 5975] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 5975] set_robust_list(0x7f7ba9d249a0, 24 [pid 5966] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5975] <... set_robust_list resumed>) = 0 [pid 5975] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5975] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5974] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5975] <... openat resumed>) = 3 [pid 5974] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5974] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5975] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5974] <... mmap resumed>) = 0x7f7ba9ce3000 [pid 5974] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5974] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5975] <... futex resumed>) = 0 [pid 5974] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0} [pid 5975] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5974] <... clone3 resumed> => {parent_tid=[5976]}, 88) = 5976 [pid 5974] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5974] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5974] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5976 attached [pid 5976] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 5974] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5974] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5974] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5975] <... futex resumed>) = 0 [pid 5976] <... rseq resumed>) = 0 [pid 5975] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 5976] set_robust_list(0x7f7ba9d039a0, 24) = ? [pid 5974] <... futex resumed>) = ? [pid 5976] +++ killed by SIGSEGV +++ [pid 5975] +++ killed by SIGSEGV +++ [pid 5974] +++ killed by SIGSEGV +++ [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5974, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 5977 ./strace-static-x86_64: Process 5977 attached [pid 5977] set_robust_list(0x555565a8a6a0, 24executing program ) = 0 [pid 5977] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5977] setpgid(0, 0) = 0 [pid 5977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5977] write(3, "1000", 4) = 4 [pid 5977] close(3) = 0 [pid 5977] write(1, "executing program\n", 18) = 18 [pid 5977] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5977] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 5977] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5977] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 5977] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5977] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5977] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[5978]}, 88) = 5978 ./strace-static-x86_64: Process 5978 attached [pid 5977] rt_sigprocmask(SIG_SETMASK, [], [pid 5978] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5977] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5978] <... rseq resumed>) = 0 [pid 5977] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] set_robust_list(0x7f7ba9d249a0, 24 [pid 5977] <... futex resumed>) = 0 [pid 5978] <... set_robust_list resumed>) = 0 [pid 5977] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5978] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5978] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5978] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5977] <... futex resumed>) = 0 [pid 5978] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5977] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5977] <... futex resumed>) = 0 [pid 5978] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5977] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5978] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5978] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 5978] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5977] <... futex resumed>) = 0 [pid 5978] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5977] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5977] <... futex resumed>) = 0 [pid 5978] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5977] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5978] <... futex resumed>) = 0 [pid 5977] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5978] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5977] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5977] <... futex resumed>) = 0 [pid 5978] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5977] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5978] <... futex resumed>) = 0 [pid 5977] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5978] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5977] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5977] <... futex resumed>) = 0 [pid 5978] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5977] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5972] <... io_uring_enter resumed>) = 4096 [pid 5968] exit_group(0) = ? [pid 5972] +++ exited with 0 +++ [pid 5968] +++ exited with 0 +++ [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5968, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5884] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5980 attached [pid 5970] <... io_uring_enter resumed>) = 4096 [pid 5970] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 5980 [pid 5970] <... futex resumed>) = 0 [pid 5980] set_robust_list(0x555565a8a6a0, 24 [pid 5970] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5980] <... set_robust_list resumed>) = 0 [pid 5980] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5965] exit_group(0 [pid 5980] <... prctl resumed>) = 0 [pid 5970] <... futex resumed>) = ? [pid 5965] <... exit_group resumed>) = ? [pid 5980] setpgid(0, 0) = 0 [pid 5980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5980] write(3, "1000", 4) = 4 executing program [pid 5980] close(3) = 0 [pid 5980] write(1, "executing program\n", 18 [pid 5970] +++ exited with 0 +++ [pid 5965] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5965, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5980] <... write resumed>) = 18 [pid 5980] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5980] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5980] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5966] exit_group(0 [pid 5980] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5966] <... exit_group resumed>) = ? [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 5981 [pid 5980] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5973] <... io_uring_enter resumed>) = 4096 ./strace-static-x86_64: Process 5981 attached [pid 5980] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5973] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5980] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5973] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5980] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5980] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5981] set_robust_list(0x555565a8a6a0, 24 [pid 5980] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5981] <... set_robust_list resumed>) = 0 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5981] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5967] exit_group(0./strace-static-x86_64: Process 5982 attached executing program [pid 5981] <... prctl resumed>) = 0 [pid 5980] <... clone3 resumed> => {parent_tid=[5982]}, 88) = 5982 [pid 5973] <... futex resumed>) = ? [pid 5971] <... io_uring_enter resumed>) = ? [pid 5967] <... exit_group resumed>) = ? [pid 5982] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 5980] rt_sigprocmask(SIG_SETMASK, [], [pid 5981] setpgid(0, 0 [pid 5980] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5981] <... setpgid resumed>) = 0 [pid 5980] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] +++ exited with 0 +++ [pid 5966] +++ exited with 0 +++ [pid 5981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5980] <... futex resumed>) = 0 [pid 5981] <... openat resumed>) = 3 [pid 5980] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5966, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5981] write(3, "1000", 4 [pid 5878] restart_syscall(<... resuming interrupted clone ...> [pid 5981] <... write resumed>) = 4 [pid 5981] close(3) = 0 [pid 5981] write(1, "executing program\n", 18) = 18 [pid 5981] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5981] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 5981] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5981] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5982] set_robust_list(0x7f7ba9d249a0, 24 [pid 5981] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5982] <... set_robust_list resumed>) = 0 [pid 5981] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5982] rt_sigprocmask(SIG_SETMASK, [], [pid 5981] <... mprotect resumed>) = 0 [pid 5982] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5878] <... restart_syscall resumed>) = 0 [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5983 attached , child_tidptr=0x555565a8a690) = 5983 [pid 5983] set_robust_list(0x555565a8a6a0, 24 [pid 5981] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5983] <... set_robust_list resumed>) = 0 [pid 5983] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5981] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5983] setpgid(0, 0 [pid 5981] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 5984 attached [pid 5983] <... setpgid resumed>) = 0 [pid 5983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5981] <... clone3 resumed> => {parent_tid=[5984]}, 88) = 5984 [pid 5981] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5983] <... openat resumed>) = 3 [pid 5981] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] +++ exited with 0 +++ [pid 5967] +++ exited with 0 +++ [pid 5983] write(3, "1000", 4 [pid 5982] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5981] <... futex resumed>) = 0 [pid 5983] <... write resumed>) = 4 [pid 5982] <... openat resumed>) = 3 [pid 5981] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5967, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5983] close(3 [pid 5982] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 5983] <... close resumed>) = 0 [pid 5982] <... futex resumed>) = 1 [pid 5980] <... futex resumed>) = 0 [pid 5877] <... restart_syscall resumed>) = 0 [pid 5984] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5983] write(1, "executing program\n", 18 [pid 5982] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5980] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5984] <... rseq resumed>) = 0 [pid 5982] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5980] <... futex resumed>) = 0 [pid 5982] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5980] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 5982] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 ./strace-static-x86_64: Process 5985 attached [pid 5984] set_robust_list(0x7f7ba9d249a0, 24 [pid 5983] <... write resumed>) = 18 [pid 5982] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 5985 [pid 5985] set_robust_list(0x555565a8a6a0, 24 [pid 5982] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5985] <... set_robust_list resumed>) = 0 [pid 5982] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5984] <... set_robust_list resumed>) = 0 [pid 5981] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5982] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5985] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5984] rt_sigprocmask(SIG_SETMASK, [], [pid 5983] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5981] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5982] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5985] <... prctl resumed>) = 0 [pid 5984] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5983] <... futex resumed>) = 0 [pid 5981] <... futex resumed>) = 0 [pid 5984] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5983] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5981] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5985] setpgid(0, 0 [pid 5983] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5981] <... mmap resumed>) = 0x7f7ba9ce3000 [pid 5985] <... setpgid resumed>) = 0 [pid 5982] <... futex resumed>) = 1 [pid 5980] <... futex resumed>) = 0 [pid 5985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5980] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5985] <... openat resumed>) = 3 [pid 5984] <... openat resumed>) = 3 [pid 5983] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5981] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE [pid 5980] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5984] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5983] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5983] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5981] <... mprotect resumed>) = 0 [pid 5984] <... futex resumed>) = 0 [pid 5985] write(3, "1000", 4 [pid 5984] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5983] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5982] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5981] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5983] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5981] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5983] <... mprotect resumed>) = 0 [pid 5982] <... futex resumed>) = 1 [pid 5981] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0} [pid 5980] <... futex resumed>) = 0 [pid 5985] <... write resumed>) = 4 [pid 5980] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5985] close(3 [pid 5983] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5980] <... futex resumed>) = 0 [pid 5983] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5983] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5981] <... clone3 resumed> => {parent_tid=[5986]}, 88) = 5986 [pid 5985] <... close resumed>) = 0 [pid 5981] rt_sigprocmask(SIG_SETMASK, [], [pid 5980] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5981] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program ./strace-static-x86_64: Process 5987 attached ./strace-static-x86_64: Process 5986 attached [pid 5985] write(1, "executing program\n", 18 [pid 5982] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5981] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 5982] <... futex resumed>) = 1 [pid 5980] <... futex resumed>) = 0 [pid 5980] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5980] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5985] <... write resumed>) = 18 [pid 5982] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5981] <... futex resumed>) = 0 [pid 5986] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 5985] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5986] <... rseq resumed>) = 0 [pid 5985] <... futex resumed>) = 0 [pid 5983] <... clone3 resumed> => {parent_tid=[5987]}, 88) = 5987 [pid 5981] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5987] <... rseq resumed>) = 0 [pid 5983] rt_sigprocmask(SIG_SETMASK, [], [pid 5987] set_robust_list(0x7f7ba9d249a0, 24 [pid 5983] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5983] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] <... set_robust_list resumed>) = 0 [pid 5987] rt_sigprocmask(SIG_SETMASK, [], [pid 5983] <... futex resumed>) = 0 [pid 5987] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5985] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5983] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5985] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5986] set_robust_list(0x7f7ba9d039a0, 24 [pid 5985] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5986] <... set_robust_list resumed>) = 0 [pid 5985] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5987] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5986] rt_sigprocmask(SIG_SETMASK, [], [pid 5985] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5986] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5985] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5986] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5985] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5987] <... openat resumed>) = 3 [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 5985] <... mprotect resumed>) = 0 [pid 5987] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5986] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5985] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5983] <... futex resumed>) = 0 [pid 5980] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5983] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5985] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5983] <... futex resumed>) = 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5987] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5983] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5985] <... clone3 resumed> => {parent_tid=[5988]}, 88) = 5988 [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 5986] <... mmap resumed>) = 0x7f7ba9cbe000 [pid 5985] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5985] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5986] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5985] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5988 attached [pid 5987] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5986] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 5986] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5981] <... futex resumed>) = 0 [pid 5981] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5984] <... futex resumed>) = 0 [pid 5981] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5984] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5984] <... futex resumed>) = 0 [pid 5981] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5987] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5984] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5987] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5981] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5988] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5987] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5984] <... futex resumed>) = 0 [pid 5981] <... futex resumed>) = 1 [pid 5988] <... rseq resumed>) = 0 [pid 5987] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5984] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5981] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5988] set_robust_list(0x7f7ba9d249a0, 24 [pid 5987] <... futex resumed>) = 1 [pid 5984] <... futex resumed>) = 0 [pid 5983] <... futex resumed>) = 0 [pid 5981] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5988] <... set_robust_list resumed>) = 0 [pid 5984] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5983] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5988] rt_sigprocmask(SIG_SETMASK, [], [pid 5987] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5983] <... futex resumed>) = 0 [pid 5988] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5981] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5983] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5985] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5983] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5985] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5985] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9ce3000 [pid 5985] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5985] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5978] <... io_uring_enter resumed>) = 4096 [pid 5983] <... futex resumed>) = 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=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0} [pid 5984] <... futex resumed>) = 0 [pid 5983] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5981] <... futex resumed>) = 1 [pid 5985] <... clone3 resumed> => {parent_tid=[5989]}, 88) = 5989 ./strace-static-x86_64: Process 5989 attached [pid 5988] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5984] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5981] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5989] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 5988] <... openat resumed>) = 3 [pid 5985] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5989] <... rseq resumed>) = 0 [pid 5985] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 5989] set_robust_list(0x7f7ba9d039a0, 24 [pid 5985] <... futex resumed>) = 0 [pid 5989] <... set_robust_list resumed>) = 0 [pid 5988] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] <... futex resumed>) = 1 [pid 5985] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5983] <... futex resumed>) = 0 [pid 5988] <... futex resumed>) = 0 [pid 5987] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5983] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5988] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5987] <... futex resumed>) = 0 [pid 5983] <... futex resumed>) = 0 [pid 5987] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5983] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5989] rt_sigprocmask(SIG_SETMASK, [], [pid 5978] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5978] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5977] exit_group(0) = ? [pid 5978] <... futex resumed>) = ? [pid 5981] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5978] +++ exited with 0 +++ [pid 5977] +++ exited with 0 +++ [pid 5989] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5977, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5989] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5881] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5989] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5989] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cbe000 [pid 5989] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5989] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 5990 ./strace-static-x86_64: Process 5990 attached [pid 5989] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5985] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5983] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5990] set_robust_list(0x555565a8a6a0, 24 [pid 5989] <... futex resumed>) = 0 [pid 5985] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5990] <... set_robust_list resumed>) = 0 [pid 5989] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5988] <... futex resumed>) = 0 [pid 5985] <... futex resumed>) = 1 [pid 5985] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5990] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5988] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5990] <... prctl resumed>) = 0 [pid 5988] <... futex resumed>) = 0 [pid 5990] setpgid(0, 0 [pid 5988] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5990] <... setpgid resumed>) = 0 [pid 5985] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5985] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5990] <... openat resumed>) = 3 [pid 5988] <... futex resumed>) = 0 [pid 5985] <... futex resumed>) = 1 [pid 5990] write(3, "1000", 4 [pid 5988] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5990] <... write resumed>) = 4 [pid 5988] <... futex resumed>) = 0 [pid 5990] close(3 [pid 5988] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5990] <... close resumed>) = 0 [pid 5985] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 5990] write(1, "executing program\n", 18 [pid 5985] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5990] <... write resumed>) = 18 [pid 5985] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5990] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5990] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5988] <... futex resumed>) = 0 [pid 5985] <... futex resumed>) = 1 [pid 5990] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5988] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5990] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5985] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5990] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5990] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 5985] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5990] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5990] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5990] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[5991]}, 88) = 5991 ./strace-static-x86_64: Process 5991 attached [pid 5990] rt_sigprocmask(SIG_SETMASK, [], [pid 5991] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5990] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5991] <... rseq resumed>) = 0 [pid 5990] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5991] set_robust_list(0x7f7ba9d249a0, 24 [pid 5990] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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 5982] <... io_uring_enter resumed>) = 4096 [pid 5991] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5990] <... futex resumed>) = 0 [pid 5990] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5991] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5990] <... futex resumed>) = 0 [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 5990] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5991] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5982] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5982] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5991] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5991] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 5980] exit_group(0 [pid 5991] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5982] <... futex resumed>) = ? [pid 5980] <... exit_group resumed>) = ? [pid 5991] <... futex resumed>) = 1 [pid 5990] <... futex resumed>) = 0 [pid 5982] +++ exited with 0 +++ [pid 5990] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5990] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5980] +++ exited with 0 +++ [pid 5991] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] --- 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 5884] restart_syscall(<... resuming interrupted clone ...> [pid 5991] <... futex resumed>) = 1 [pid 5990] <... futex resumed>) = 0 [pid 5990] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] <... restart_syscall resumed>) = 0 [pid 5991] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5990] <... futex resumed>) = 0 [pid 5990] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5990] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5990] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5992 attached [pid 5990] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5992] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 5992 [pid 5992] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5991] <... futex resumed>) = 1 [pid 5990] <... futex resumed>) = 0 [pid 5990] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=40000000} [pid 5992] setpgid(0, 0 [pid 5991] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5992] <... setpgid resumed>) = 0 [pid 5992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5992] write(3, "1000", 4) = 4 [pid 5992] close(3) = 0 executing program [pid 5992] write(1, "executing program\n", 18) = 18 [pid 5990] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5992] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5992] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [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) = 0x7f7ba9d04000 [pid 5992] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5992] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5987] <... io_uring_enter resumed>) = 4096 [pid 5992] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5987] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5987] <... futex resumed>) = 0 [pid 5983] exit_group(0) = ? ./strace-static-x86_64: Process 5993 attached [pid 5993] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5992] <... clone3 resumed> => {parent_tid=[5993]}, 88) = 5993 [pid 5987] +++ exited with 0 +++ [pid 5984] <... io_uring_enter resumed>) = 4096 [pid 5983] +++ exited with 0 +++ [pid 5993] <... rseq resumed>) = 0 [pid 5992] rt_sigprocmask(SIG_SETMASK, [], [pid 5984] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] set_robust_list(0x7f7ba9d249a0, 24 [pid 5992] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5984] <... futex resumed>) = 0 [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5983, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5993] <... set_robust_list resumed>) = 0 [pid 5984] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5993] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5993] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5981] exit_group(0) = ? [pid 5986] <... futex resumed>) = ? ./strace-static-x86_64: Process 5994 attached [pid 5984] <... futex resumed>) = ? [pid 5994] set_robust_list(0x555565a8a6a0, 24 [pid 5986] +++ exited with 0 +++ [pid 5984] +++ exited with 0 +++ [pid 5981] +++ exited with 0 +++ [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 5994 [pid 5994] <... set_robust_list resumed>) = 0 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5981, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...> [pid 5994] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5880] <... restart_syscall resumed>) = 0 [pid 5992] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] <... prctl resumed>) = 0 [pid 5993] <... futex resumed>) = 0 [pid 5992] <... futex resumed>) = 1 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5993] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5992] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5993] <... openat resumed>) = 3 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 5995 ./strace-static-x86_64: Process 5995 attached [pid 5994] setpgid(0, 0 [pid 5993] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] <... setpgid resumed>) = 0 [pid 5993] <... futex resumed>) = 1 [pid 5992] <... futex resumed>) = 0 [pid 5993] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5995] set_robust_list(0x555565a8a6a0, 24 [pid 5994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5992] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5995] <... set_robust_list resumed>) = 0 [pid 5994] <... openat resumed>) = 3 [pid 5993] <... futex resumed>) = 0 [pid 5992] <... futex resumed>) = 1 [pid 5994] write(3, "1000", 4 [pid 5993] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5992] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5995] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5994] <... write resumed>) = 4 [pid 5993] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] close(3 [pid 5993] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5995] <... prctl resumed>) = 0 [pid 5994] <... close resumed>) = 0 [pid 5995] setpgid(0, 0 [pid 5994] write(1, "executing program\n", 18 [pid 5993] <... mmap resumed>) = 0x7f7ba9cdf000 executing program [pid 5995] <... setpgid resumed>) = 0 [pid 5994] <... write resumed>) = 18 [pid 5993] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5994] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5994] <... futex resumed>) = 0 [pid 5993] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5994] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5995] <... openat resumed>) = 3 [pid 5994] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5993] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5993] <... futex resumed>) = 1 [pid 5992] <... futex resumed>) = 0 [pid 5992] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] <... futex resumed>) = 0 [pid 5993] <... futex resumed>) = 0 [pid 5995] write(3, "1000", 4 [pid 5994] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5993] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5992] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5994] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 5995] <... write resumed>) = 4 [pid 5992] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5995] close(3 [pid 5994] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5993] <... futex resumed>) = 0 [pid 5992] <... futex resumed>) = 1 [pid 5995] <... close resumed>) = 0 [pid 5993] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5995] write(1, "executing program\n", 18 [pid 5994] <... mprotect resumed>) = 0 [pid 5993] <... futex resumed>) = 0 [pid 5995] <... write resumed>) = 18 [pid 5993] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5992] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5995] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5992] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5995] <... futex resumed>) = 0 [pid 5992] <... futex resumed>) = 0 [pid 5995] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5992] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5995] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5995] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5994] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5993] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5995] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5995] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5994] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5993] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5995] <... mmap resumed>) = 0x7f7ba9d04000 [pid 5995] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5994] <... clone3 resumed> => {parent_tid=[5996]}, 88) = 5996 [pid 5995] <... mprotect resumed>) = 0 [pid 5994] rt_sigprocmask(SIG_SETMASK, [], [pid 5995] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5994] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5995] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5994] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5994] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5995] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 5996 attached [pid 5996] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 5995] <... clone3 resumed> => {parent_tid=[5997]}, 88) = 5997 [pid 5996] set_robust_list(0x7f7ba9d249a0, 24 [pid 5995] rt_sigprocmask(SIG_SETMASK, [], [pid 5996] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5997 attached [pid 5996] rt_sigprocmask(SIG_SETMASK, [], [pid 5995] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5988] <... io_uring_enter resumed>) = 4096 [pid 5996] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5995] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5988] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5996] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5988] <... futex resumed>) = 0 [pid 5988] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5997] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 5997] set_robust_list(0x7f7ba9d249a0, 24 [pid 5985] exit_group(0 [pid 5997] <... set_robust_list resumed>) = 0 [pid 5989] <... futex resumed>) = ? [pid 5988] <... futex resumed>) = ? [pid 5985] <... exit_group resumed>) = ? [pid 5997] rt_sigprocmask(SIG_SETMASK, [], [pid 5989] +++ exited with 0 +++ [pid 5988] +++ exited with 0 +++ [pid 5997] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5997] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5985] +++ exited with 0 +++ [pid 5997] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5985, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5997] <... futex resumed>) = 0 [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 5997] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5996] <... openat resumed>) = 3 [pid 5995] <... futex resumed>) = 1 [pid 5877] <... restart_syscall resumed>) = 0 [pid 5995] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5998 attached [pid 5995] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 5998 [pid 5996] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5998] set_robust_list(0x555565a8a6a0, 24 [pid 5995] <... futex resumed>) = 0 [pid 5998] <... set_robust_list resumed>) = 0 [pid 5996] <... futex resumed>) = 1 [pid 5995] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5994] <... futex resumed>) = 0 [pid 5998] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5997] <... futex resumed>) = 0 [pid 5996] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5994] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5998] <... prctl resumed>) = 0 [pid 5997] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5994] <... futex resumed>) = 0 [pid 5998] setpgid(0, 0 [pid 5997] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5998] <... setpgid resumed>) = 0 [pid 5996] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5992] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5996] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5998] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5997] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5996] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5991] <... io_uring_enter resumed>) = 4096 [pid 5997] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5998] <... openat resumed>) = 3 [pid 5997] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000executing program [pid 5998] write(3, "1000", 4 [pid 5997] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5996] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5998] <... write resumed>) = 4 [pid 5997] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5991] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5990] exit_group(0 [pid 5998] close(3 [pid 5997] <... futex resumed>) = 1 [pid 5996] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5995] <... futex resumed>) = 0 [pid 5991] <... futex resumed>) = ? [pid 5990] <... exit_group resumed>) = ? [pid 5998] <... close resumed>) = 0 [pid 5997] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5995] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5998] write(1, "executing program\n", 18 [pid 5997] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5998] <... write resumed>) = 18 [pid 5997] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5998] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5997] <... futex resumed>) = 0 [pid 5998] <... futex resumed>) = 0 [pid 5997] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5998] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 5998] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5998] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 5998] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5998] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5998] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[5999]}, 88) = 5999 [pid 5997] <... futex resumed>) = 0 [pid 5995] <... futex resumed>) = 1 [pid 5998] rt_sigprocmask(SIG_SETMASK, [], [pid 5997] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5998] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5998] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5998] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5999 attached [pid 5995] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5999] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 5995] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5999] set_robust_list(0x7f7ba9d249a0, 24 [pid 5997] <... futex resumed>) = 0 [pid 5995] <... futex resumed>) = 1 [pid 5999] <... set_robust_list resumed>) = 0 [pid 5997] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5996] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5995] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5991] +++ exited with 0 +++ [pid 5990] +++ exited with 0 +++ [pid 5997] <... futex resumed>) = 0 [pid 5995] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5999] rt_sigprocmask(SIG_SETMASK, [], [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5990, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5999] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5995] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5999] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5997] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5996] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5995] <... futex resumed>) = 0 [pid 5994] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5881] restart_syscall(<... resuming interrupted clone ...> [pid 5999] <... openat resumed>) = 3 [pid 5999] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5996] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5995] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5994] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5881] <... restart_syscall resumed>) = 0 [pid 5999] <... futex resumed>) = 1 [pid 5994] <... futex resumed>) = 0 [pid 5999] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5996] <... futex resumed>) = 0 [pid 5994] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5996] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5994] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 5994] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5998] <... futex resumed>) = 0 [pid 5998] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5998] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6000 attached [pid 5999] <... futex resumed>) = 0 [pid 5994] <... mprotect resumed>) = 0 [pid 5999] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5994] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6000] set_robust_list(0x555565a8a6a0, 24 [pid 5999] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 6000 [pid 6000] <... set_robust_list resumed>) = 0 [pid 5999] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5994] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0}./strace-static-x86_64: Process 6001 attached [pid 6000] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5999] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6001] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6000] <... prctl resumed>) = 0 [pid 5999] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5994] <... clone3 resumed> => {parent_tid=[6001]}, 88) = 6001 [pid 6001] <... rseq resumed>) = 0 [pid 6000] setpgid(0, 0 [pid 5999] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6001] set_robust_list(0x7f7ba9c9e9a0, 24 [pid 6000] <... setpgid resumed>) = 0 [pid 6001] <... set_robust_list resumed>) = 0 [pid 5999] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] rt_sigprocmask(SIG_SETMASK, [], [pid 6000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6001] rt_sigprocmask(SIG_SETMASK, [], [pid 5999] <... futex resumed>) = 1 [pid 5995] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5994] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6001] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5999] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5994] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] <... openat resumed>) = 3 [pid 5998] <... futex resumed>) = 0 [pid 5994] <... futex resumed>) = 0 [pid 6001] <... futex resumed>) = 0 [pid 5998] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6001] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5999] <... futex resumed>) = 0 [pid 5998] <... futex resumed>) = 1 [pid 5994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5999] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5998] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5994] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5999] <... futex resumed>) = 0 [pid 5998] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5996] <... futex resumed>) = 0 [pid 5994] <... futex resumed>) = 1 [pid 5999] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5998] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5996] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5999] <... futex resumed>) = 0 [pid 5998] <... futex resumed>) = 0 [pid 5999] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5998] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5998] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5999] <... futex resumed>) = 0 [pid 5998] <... futex resumed>) = 1 [pid 5999] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5998] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5996] <... futex resumed>) = 0 [pid 5994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5996] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5994] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] write(3, "1000", 4 [pid 5998] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5996] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5994] <... futex resumed>) = 0 [pid 6000] <... write resumed>) = 4 [pid 5994] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6000] close(3 [pid 5996] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6000] <... close resumed>) = 0 executing program [pid 6000] write(1, "executing program\n", 18) = 18 [pid 6000] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6000] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 5994] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6000] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6000] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6000] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6002]}, 88) = 6002 [pid 6000] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6000] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 6002 attached [pid 6000] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6002] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6002] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6002] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6002] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6002] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6000] <... futex resumed>) = 0 [pid 6002] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6000] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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 6000] <... futex resumed>) = 0 [pid 6000] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6002] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6002] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6002] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6002] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6000] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6000] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] <... futex resumed>) = 0 [pid 6000] <... futex resumed>) = 1 [pid 6002] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6002] <... futex resumed>) = 0 [pid 6000] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6002] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6000] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6002] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] <... futex resumed>) = 0 [pid 6002] <... futex resumed>) = 0 [pid 6002] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6000] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6000] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] <... futex resumed>) = 0 [pid 6000] <... futex resumed>) = 1 [pid 6002] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6000] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5993] <... io_uring_enter resumed>) = 4096 [pid 5997] <... io_uring_enter resumed>) = 4096 [pid 5993] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5993] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5992] exit_group(0 [pid 5993] <... futex resumed>) = ? [pid 5992] <... exit_group resumed>) = ? [pid 6000] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5993] +++ exited with 0 +++ [pid 5992] +++ exited with 0 +++ [pid 5884] --- 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 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program ./strace-static-x86_64: Process 6004 attached [pid 5997] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5995] exit_group(0) = ? [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 6004 [pid 6004] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6004] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6004] setpgid(0, 0) = 0 [pid 6004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5997] <... futex resumed>) = ? [pid 6004] write(3, "1000", 4) = 4 [pid 6004] close(3) = 0 [pid 6004] write(1, "executing program\n", 18) = 18 [pid 6004] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6004] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6004] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6005]}, 88) = 6005 ./strace-static-x86_64: Process 6005 attached [pid 6004] rt_sigprocmask(SIG_SETMASK, [], [pid 6005] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6004] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6005] <... rseq resumed>) = 0 [pid 6004] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5999] <... io_uring_enter resumed>) = 4096 [pid 6004] <... futex resumed>) = 0 [pid 6004] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6005] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6005] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6005] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6005] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6004] <... futex resumed>) = 0 [pid 6004] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6004] futex(0x7f7ba9df532c, 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 6005] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6005] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6005] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5997] +++ exited with 0 +++ [pid 5995] +++ exited with 0 +++ [pid 6005] <... futex resumed>) = 1 [pid 6005] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6004] <... futex resumed>) = 0 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5995, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...> [pid 6004] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6004] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6005] <... futex resumed>) = 0 [pid 6005] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] <... restart_syscall resumed>) = 0 [pid 6005] <... futex resumed>) = 1 [pid 6004] <... futex resumed>) = 0 [pid 6004] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6004] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6005] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6004] <... futex resumed>) = 0 [pid 6004] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6004] futex(0x7f7ba9df532c, 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./strace-static-x86_64: Process 6006 attached [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6006 [pid 6006] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 5999] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5998] exit_group(0) = ? [pid 6006] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5999] <... futex resumed>) = ? [pid 6006] <... prctl resumed>) = 0 [pid 5999] +++ exited with 0 +++ [pid 5998] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5998, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6006] setpgid(0, 0 [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 6006] <... setpgid resumed>) = 0 [pid 5877] <... restart_syscall resumed>) = 0 [pid 6006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6006] <... openat resumed>) = 3 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6007 ./strace-static-x86_64: Process 6007 attached executing program [pid 6007] set_robust_list(0x555565a8a6a0, 24 [pid 6006] write(3, "1000", 4 [pid 6004] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6007] <... set_robust_list resumed>) = 0 [pid 6006] <... write resumed>) = 4 [pid 6007] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6006] close(3) = 0 [pid 6007] <... prctl resumed>) = 0 [pid 6006] write(1, "executing program\n", 18 [pid 6007] setpgid(0, 0 [pid 6006] <... write resumed>) = 18 [pid 6007] <... setpgid resumed>) = 0 [pid 6006] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000executing program ) = 0 [pid 6007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6006] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6007] <... openat resumed>) = 3 [pid 6007] write(3, "1000", 4) = 4 [pid 6007] close(3) = 0 [pid 6007] write(1, "executing program\n", 18) = 18 [pid 6007] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6007] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6006] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6007] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6006] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6007] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6006] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6007] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6007] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6006] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6007] <... mprotect resumed>) = 0 [pid 6006] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6007] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6006] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6007] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6007] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6008]}, 88) = 6008 [pid 6006] <... mprotect resumed>) = 0 [pid 6007] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6008 attached [pid 6007] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6007] <... futex resumed>) = 0 [pid 6008] <... rseq resumed>) = 0 [pid 6007] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6008] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6008] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6008] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6008] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] <... futex resumed>) = 0 [pid 6007] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6007] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6006] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6008] <... futex resumed>) = 1 [pid 6008] 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 6008] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6008] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6008] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] <... futex resumed>) = 0 [pid 6007] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6007] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6008] <... futex resumed>) = 1 [pid 6008] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6006] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6006] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6009 attached [pid 6008] <... futex resumed>) = 1 [pid 6007] <... futex resumed>) = 0 [pid 6006] <... clone3 resumed> => {parent_tid=[6009]}, 88) = 6009 [pid 6007] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6006] rt_sigprocmask(SIG_SETMASK, [], [pid 6007] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6006] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6009] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6008] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6006] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5996] <... io_uring_enter resumed>) = 4096 [pid 6009] <... rseq resumed>) = 0 [pid 6008] <... futex resumed>) = 1 [pid 6007] <... futex resumed>) = 0 [pid 6009] set_robust_list(0x7f7ba9d249a0, 24 [pid 6008] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6007] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6006] <... futex resumed>) = 0 [pid 5996] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6009] <... set_robust_list resumed>) = 0 [pid 6007] <... futex resumed>) = 0 [pid 6006] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5996] <... futex resumed>) = 0 [pid 6009] rt_sigprocmask(SIG_SETMASK, [], [pid 6007] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6009] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5996] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6009] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5994] exit_group(0 [pid 6009] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] <... futex resumed>) = ? [pid 5994] <... exit_group resumed>) = ? [pid 6009] <... futex resumed>) = 1 [pid 6001] +++ exited with 0 +++ [pid 6006] <... futex resumed>) = 0 [pid 5996] <... futex resumed>) = ? [pid 6009] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6006] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6009] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6009] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6006] <... futex resumed>) = 0 [pid 5996] +++ exited with 0 +++ [pid 5994] +++ exited with 0 +++ [pid 6009] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6006] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6009] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5994, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6009] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 5878] restart_syscall(<... resuming interrupted clone ...> [pid 6009] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6009] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5878] <... restart_syscall resumed>) = 0 [pid 6006] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6006] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6006] <... futex resumed>) = 1 [pid 6009] <... futex resumed>) = 0 [pid 6009] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6006] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 6010 [pid 6009] <... futex resumed>) = 0 [pid 6006] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6010 attached [pid 6009] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6006] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6009] <... futex resumed>) = 0 [pid 6006] <... futex resumed>) = 0 [pid 6009] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6006] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6006] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6009] <... futex resumed>) = 0 [pid 6006] <... futex resumed>) = 1 [pid 6010] set_robust_list(0x555565a8a6a0, 24 [pid 6009] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6006] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6007] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6010] <... set_robust_list resumed>) = 0 [pid 6010] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6010] setpgid(0, 0) = 0 [pid 6010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6010] write(3, "1000", 4) = 4 [pid 6002] <... io_uring_enter resumed>) = 4096 [pid 6010] close(3 [pid 6006] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) executing program [pid 6010] <... close resumed>) = 0 [pid 6002] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6010] write(1, "executing program\n", 18 [pid 6002] <... futex resumed>) = 0 [pid 6010] <... write resumed>) = 18 [pid 6002] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6000] exit_group(0 [pid 6010] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6000] <... exit_group resumed>) = ? [pid 6002] <... futex resumed>) = ? [pid 6010] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6002] +++ exited with 0 +++ [pid 6000] +++ exited with 0 +++ [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6000, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6010] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6010] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6011 attached [pid 6010] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 6011 [pid 6010] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6011] set_robust_list(0x555565a8a6a0, 24 [pid 6010] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6011] <... set_robust_list resumed>) = 0 [pid 6010] <... mprotect resumed>) = 0 [pid 6011] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6011] setpgid(0, 0) = 0 [pid 6011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6011] write(3, "1000", 4 [pid 6010] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6011] <... write resumed>) = 4 [pid 6010] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6011] close(3 [pid 6010] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6011] <... close resumed>) = 0 [pid 6010] <... clone3 resumed> => {parent_tid=[6013]}, 88) = 6013 [pid 6010] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6013 attached [pid 6010] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6010] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6013] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6011] write(1, "executing program\n", 18 [pid 6013] <... rseq resumed>) = 0 [pid 6011] <... write resumed>) = 18 [pid 6011] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6013] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6011] <... futex resumed>) = 0 [pid 6011] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6013] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6011] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6013] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6011] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6013] <... openat resumed>) = 3 [pid 6011] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6010] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6013] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6011] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6010] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6013] <... futex resumed>) = 0 [pid 6011] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6010] <... futex resumed>) = 0 [pid 6011] <... mprotect resumed>) = 0 [pid 6013] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6010] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6013] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6005] <... io_uring_enter resumed>) = 4096 [pid 6011] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6005] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6005] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6004] exit_group(0 [pid 6005] <... futex resumed>) = ? [pid 6004] <... exit_group resumed>) = ? [pid 6011] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6005] +++ exited with 0 +++ [pid 6004] +++ exited with 0 +++ [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6004, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6013] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6011] <... clone3 resumed> => {parent_tid=[6014]}, 88) = 6014 [pid 6010] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 6015 [pid 6011] rt_sigprocmask(SIG_SETMASK, [], [pid 6013] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6010] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6015 attached ./strace-static-x86_64: Process 6014 attached [pid 6015] set_robust_list(0x555565a8a6a0, 24 [pid 6013] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6011] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6010] <... futex resumed>) = 0 [pid 6013] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6011] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6010] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9c7e000 [pid 6013] <... futex resumed>) = 0 [pid 6011] <... futex resumed>) = 0 [pid 6010] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE [pid 6011] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6013] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6010] <... mprotect resumed>) = 0 [pid 6015] <... set_robust_list resumed>) = 0 [pid 6014] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6010] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6015] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6014] <... rseq resumed>) = 0 [pid 6010] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6015] <... prctl resumed>) = 0 [pid 6014] set_robust_list(0x7f7ba9d249a0, 24 [pid 6015] setpgid(0, 0 [pid 6014] <... set_robust_list resumed>) = 0 [pid 6010] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0} [pid 6015] <... setpgid resumed>) = 0 [pid 6014] rt_sigprocmask(SIG_SETMASK, [], [pid 6015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6014] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6015] <... openat resumed>) = 3 [pid 6014] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6015] write(3, "1000", 4 [pid 6014] <... openat resumed>) = 3 [pid 6010] <... clone3 resumed> => {parent_tid=[6016]}, 88) = 6016 [pid 6015] <... write resumed>) = 4 [pid 6014] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6011] <... futex resumed>) = 0 [pid 6014] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6011] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6011] <... futex resumed>) = 0 [pid 6015] close(3 [pid 6014] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6011] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6016 attached [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 6010] rt_sigprocmask(SIG_SETMASK, [], executing program [pid 6016] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6015] write(1, "executing program\n", 18 [pid 6014] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6010] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6016] <... rseq resumed>) = 0 [pid 6015] <... write resumed>) = 18 [pid 6010] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6016] set_robust_list(0x7f7ba9c9e9a0, 24 [pid 6015] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6010] <... futex resumed>) = 0 [pid 6016] <... set_robust_list resumed>) = 0 [pid 6010] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6016] rt_sigprocmask(SIG_SETMASK, [], [pid 6015] <... futex resumed>) = 0 [pid 6014] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6016] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6015] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6014] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6015] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6014] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6015] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6014] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6015] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6014] <... futex resumed>) = 1 [pid 6011] <... futex resumed>) = 0 [pid 6015] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6014] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6011] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6015] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6014] <... futex resumed>) = 0 [pid 6015] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6014] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6011] <... futex resumed>) = 0 [pid 6016] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6015] <... mprotect resumed>) = 0 [pid 6011] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6015] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6011] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6016] <... futex resumed>) = 1 [pid 6015] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6010] <... futex resumed>) = 0 [pid 6016] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6011] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6010] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6017 attached [pid 6014] <... futex resumed>) = 0 [pid 6011] <... futex resumed>) = 1 [pid 6015] <... clone3 resumed> => {parent_tid=[6017]}, 88) = 6017 [pid 6014] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6011] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6015] rt_sigprocmask(SIG_SETMASK, [], [pid 6014] <... futex resumed>) = 0 [pid 6015] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6014] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6011] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6015] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6011] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6015] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6014] <... futex resumed>) = 0 [pid 6011] <... futex resumed>) = 1 [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 resumed>) = 0 [pid 6011] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6010] <... futex resumed>) = 1 [pid 6017] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6013] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6009] <... io_uring_enter resumed>) = 4096 [pid 6010] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6017] <... rseq resumed>) = 0 [pid 6013] <... futex resumed>) = 0 [pid 6017] set_robust_list(0x7f7ba9d249a0, 24 [pid 6010] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6013] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6017] <... set_robust_list resumed>) = 0 [pid 6013] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6010] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6017] rt_sigprocmask(SIG_SETMASK, [], [pid 6013] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6010] <... futex resumed>) = 0 [pid 6017] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6010] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6017] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6017] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6015] <... futex resumed>) = 0 [pid 6017] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6015] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6017] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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 resumed>) = 0 [pid 6017] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6015] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6017] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6017] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6017] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6015] <... futex resumed>) = 0 [pid 6017] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6015] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6017] <... futex resumed>) = 0 [pid 6015] <... futex resumed>) = 0 [pid 6017] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6015] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6015] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6017] <... futex resumed>) = 0 [pid 6015] <... futex resumed>) = 1 [pid 6017] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6015] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6017] <... futex resumed>) = 0 [pid 6015] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6017] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6015] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6015] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6009] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6006] exit_group(0) = ? [pid 6011] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6008] <... io_uring_enter resumed>) = 4096 [pid 6010] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6009] +++ exited with 0 +++ [pid 6006] +++ exited with 0 +++ executing program [pid 6008] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6015] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6008] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6007] exit_group(0 [pid 6008] <... futex resumed>) = ? [pid 6007] <... exit_group resumed>) = ? [pid 6008] +++ exited with 0 +++ [pid 6007] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6006, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6007, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6019 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6020 ./strace-static-x86_64: Process 6019 attached [pid 6019] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6019] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6019] setpgid(0, 0) = 0 [pid 6019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 6020 attached ) = 3 [pid 6019] write(3, "1000", 4) = 4 [pid 6019] close(3 [pid 6020] set_robust_list(0x555565a8a6a0, 24 [pid 6019] <... close resumed>) = 0 [pid 6019] write(1, "executing program\n", 18) = 18 [pid 6019] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] <... set_robust_list resumed>) = 0 [pid 6019] <... futex resumed>) = 0 [pid 6020] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6019] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6020] <... prctl resumed>) = 0 [pid 6019] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6020] setpgid(0, 0 [pid 6019] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6020] <... setpgid resumed>) = 0 [pid 6019] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6019] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6020] <... openat resumed>) = 3 [pid 6020] write(3, "1000", 4 [pid 6019] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6020] <... write resumed>) = 4 [pid 6019] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6020] close(3 [pid 6019] <... mprotect resumed>) = 0 [pid 6020] <... close resumed>) = 0 [pid 6019] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6020] write(1, "executing program\n", 18executing program [pid 6019] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6020] <... write resumed>) = 18 [pid 6019] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6020] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6019] <... clone3 resumed> => {parent_tid=[6021]}, 88) = 6021 [pid 6020] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6019] rt_sigprocmask(SIG_SETMASK, [], [pid 6020] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6019] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6020] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6019] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6019] <... futex resumed>) = 0 [pid 6020] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6019] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6020] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6020] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6022 attached => {parent_tid=[6022]}, 88) = 6022 [pid 6020] rt_sigprocmask(SIG_SETMASK, [], [pid 6022] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6020] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6022] <... rseq resumed>) = 0 [pid 6020] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6021 attached [pid 6022] set_robust_list(0x7f7ba9d249a0, 24 [pid 6020] <... futex resumed>) = 0 [pid 6022] <... set_robust_list resumed>) = 0 [pid 6020] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6022] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6022] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6022] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6020] <... futex resumed>) = 0 [pid 6022] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6020] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6022] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6022] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6020] <... futex resumed>) = 0 [pid 6022] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6021] <... rseq resumed>) = 0 [pid 6020] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6022] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6022] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6020] <... futex resumed>) = 0 [pid 6022] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6020] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6022] <... futex resumed>) = 0 [pid 6020] <... futex resumed>) = 1 [pid 6022] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6019] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6022] <... futex resumed>) = 0 [pid 6020] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6019] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6022] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6022] <... futex resumed>) = 0 [pid 6020] <... futex resumed>) = 0 [pid 6019] <... futex resumed>) = 0 [pid 6022] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6021] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6020] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6019] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6021] rt_sigprocmask(SIG_SETMASK, [], [pid 6020] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6019] <... mmap resumed>) = 0x7f7ba9ce3000 [pid 6020] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6019] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE [pid 6022] <... futex resumed>) = 0 [pid 6021] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6020] <... futex resumed>) = 1 [pid 6019] <... mprotect resumed>) = 0 [pid 6022] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6020] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6019] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6021] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6019] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6021] <... openat resumed>) = 3 [pid 6019] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0} [pid 6021] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6019] <... clone3 resumed> => {parent_tid=[6023]}, 88) = 6023 [pid 6021] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6019] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6019] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6019] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6023 attached [pid 6023] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 6020] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6023] <... rseq resumed>) = 0 [pid 6019] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6019] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6021] <... futex resumed>) = 0 [pid 6023] set_robust_list(0x7f7ba9d039a0, 24 [pid 6019] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6023] <... set_robust_list resumed>) = 0 [pid 6021] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6019] <... futex resumed>) = ? [pid 6021] +++ killed by SIGSEGV +++ [pid 6023] +++ killed by SIGSEGV +++ [pid 6019] +++ killed by SIGSEGV +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6019, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6024 attached , child_tidptr=0x555565a8a690) = 6024 [pid 6024] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6024] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6024] setpgid(0, 0) = 0 [pid 6024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 6024] write(3, "1000", 4) = 4 [pid 6024] close(3) = 0 [pid 6024] write(1, "executing program\n", 18) = 18 [pid 6024] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6024] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6024] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6025]}, 88) = 6025 [pid 6024] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6024] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6024] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6025 attached [pid 6025] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6025] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6025] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6025] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6025] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6025] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6024] <... futex resumed>) = 0 [pid 6024] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6025] <... futex resumed>) = 0 [pid 6025] 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 6024] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6025] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6025] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6025] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6024] <... futex resumed>) = 0 [pid 6024] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6024] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6025] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6024] <... futex resumed>) = 0 [pid 6025] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6024] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6025] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6024] <... futex resumed>) = 0 [pid 6025] <... futex resumed>) = 0 [pid 6024] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6025] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6024] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6024] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6025] <... futex resumed>) = 0 [pid 6024] <... futex resumed>) = 1 [pid 6025] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6024] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6011] exit_group(0) = ? [pid 6015] exit_group(0) = ? [pid 6010] exit_group(0 [pid 6016] <... futex resumed>) = ? [pid 6010] <... exit_group resumed>) = ? [pid 6016] +++ exited with 0 +++ [pid 6024] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6013] <... io_uring_enter resumed>) = ? [pid 6013] +++ exited with 0 +++ [pid 6010] +++ exited with 0 +++ [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6010, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5878] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6027 attached [pid 6027] set_robust_list(0x555565a8a6a0, 24 [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 6027 [pid 6027] <... set_robust_list resumed>) = 0 [pid 6027] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6027] setpgid(0, 0) = 0 [pid 6027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6027] write(3, "1000", 4) = 4 [pid 6027] close(3executing program ) = 0 [pid 6027] write(1, "executing program\n", 18) = 18 [pid 6027] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6027] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6027] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6027] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6027] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6027] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6027] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6014] <... io_uring_enter resumed>) = ? [pid 6017] <... io_uring_enter resumed>) = ? [pid 6027] <... clone3 resumed> => {parent_tid=[6028]}, 88) = 6028 [pid 6027] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6027] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6027] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6014] +++ exited with 0 +++ [pid 6011] +++ exited with 0 +++ [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6011, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5881] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 6028 attached ) = 0 [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6029 ./strace-static-x86_64: Process 6029 attached [pid 6029] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6029] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6029] setpgid(0, 0) = 0 [pid 6029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6029] write(3, "1000", 4 [pid 6028] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053executing program [pid 6029] <... write resumed>) = 4 [pid 6029] close(3) = 0 [pid 6029] write(1, "executing program\n", 18) = 18 [pid 6029] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6029] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6029] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6029] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6029] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6029] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6029] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6028] <... rseq resumed>) = 0 [pid 6029] <... clone3 resumed> => {parent_tid=[6030]}, 88) = 6030 [pid 6028] set_robust_list(0x7f7ba9d249a0, 24 [pid 6029] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6029] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6029] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6028] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 6030 attached [pid 6028] rt_sigprocmask(SIG_SETMASK, [], [pid 6030] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6028] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6017] +++ exited with 0 +++ [pid 6015] +++ exited with 0 +++ [pid 6028] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6015, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6028] <... openat resumed>) = 3 [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 6031 [pid 6030] <... rseq resumed>) = 0 [pid 6028] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6031 attached [pid 6030] set_robust_list(0x7f7ba9d249a0, 24 [pid 6028] <... futex resumed>) = 1 [pid 6027] <... futex resumed>) = 0 [pid 6028] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6030] <... set_robust_list resumed>) = 0 [pid 6030] rt_sigprocmask(SIG_SETMASK, [], [pid 6031] set_robust_list(0x555565a8a6a0, 24 [pid 6027] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6028] <... futex resumed>) = 0 [pid 6027] <... futex resumed>) = 1 [pid 6030] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6031] <... set_robust_list resumed>) = 0 [pid 6028] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6027] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6028] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6030] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6028] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6031] <... prctl resumed>) = 0 [pid 6030] <... openat resumed>) = 3 [pid 6028] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6029] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6029] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6029] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9ce3000 [pid 6029] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE) = 0 executing program [pid 6031] setpgid(0, 0 [pid 6030] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6029] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6028] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6022] <... io_uring_enter resumed>) = 4096 [pid 6031] <... setpgid resumed>) = 0 [pid 6030] <... futex resumed>) = 0 [pid 6028] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6030] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6028] <... futex resumed>) = 1 [pid 6027] <... futex resumed>) = 0 [pid 6027] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6027] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6028] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6031] <... openat resumed>) = 3 [pid 6029] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6028] <... futex resumed>) = 1 [pid 6027] <... futex resumed>) = 0 [pid 6022] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6031] write(3, "1000", 4 [pid 6028] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6031] <... write resumed>) = 4 [pid 6022] <... futex resumed>) = 0 [pid 6031] close(3) = 0 [pid 6027] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6031] write(1, "executing program\n", 18) = 18 [pid 6028] <... futex resumed>) = 0 [pid 6027] <... futex resumed>) = 1 [pid 6031] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6028] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6027] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6031] <... futex resumed>) = 0 [pid 6028] <... futex resumed>) = 0 [pid 6027] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6022] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6020] exit_group(0 [pid 6031] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6028] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6027] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6022] <... futex resumed>) = ? [pid 6020] <... exit_group resumed>) = ? [pid 6031] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6028] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6028] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6027] <... futex resumed>) = 0 [pid 6027] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6029] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0} => {parent_tid=[6032]}, 88) = 6032 [pid 6029] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6029] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6032 attached ) = 0 [pid 6029] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6032] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 6031] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6032] <... rseq resumed>) = 0 [pid 6031] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6032] set_robust_list(0x7f7ba9d039a0, 24 [pid 6031] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6022] +++ exited with 0 +++ [pid 6020] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6020, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6033 ./strace-static-x86_64: Process 6033 attached [pid 6033] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6033] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6033] setpgid(0, 0) = 0 [pid 6033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6033] write(3, "1000", 4) = 4 [pid 6033] close(3) = 0 [pid 6033] write(1, "executing program\n", 18) = 18 [pid 6033] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6033] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6032] <... set_robust_list resumed>) = 0 [pid 6031] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6033] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6032] rt_sigprocmask(SIG_SETMASK, [], [pid 6031] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6027] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6033] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6032] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6031] <... mprotect resumed>) = 0 [pid 6029] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6033] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6031] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6029] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6032] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6033] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6029] <... futex resumed>) = 1 [pid 6033] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6029] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6033] <... mprotect resumed>) = 0 [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] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6030] <... futex resumed>) = 0 [pid 6033] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6032] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6033] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6033] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6034 attached [pid 6032] <... mmap resumed>) = 0x7f7ba9cbe000 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6030] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6033] <... clone3 resumed> => {parent_tid=[6034]}, 88) = 6034 [pid 6033] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6033] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6033] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6035 attached [pid 6034] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6029] <... futex resumed>) = ? [pid 6032] +++ killed by SIGSEGV +++ [pid 6030] +++ killed by SIGSEGV +++ [pid 6029] +++ killed by SIGSEGV +++ [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6029, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6036 attached [pid 6036] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 6036 [pid 6036] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6031] <... clone3 resumed> => {parent_tid=[6035]}, 88) = 6035 [pid 6036] setpgid(0, 0 [pid 6035] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6034] <... rseq resumed>) = 0 [pid 6036] <... setpgid resumed>) = 0 [pid 6036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6036] write(3, "1000", 4) = 4 [pid 6036] close(3) = 0 [pid 6035] <... rseq resumed>) = 0 [pid 6034] set_robust_list(0x7f7ba9d249a0, 24 [pid 6031] rt_sigprocmask(SIG_SETMASK, [], [pid 6036] write(1, "executing program\n", 18 [pid 6035] set_robust_list(0x7f7ba9d249a0, 24 [pid 6034] <... set_robust_list resumed>) = 0 [pid 6031] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6036] <... write resumed>) = 18 [pid 6036] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6036] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6035] <... set_robust_list resumed>) = 0 [pid 6034] rt_sigprocmask(SIG_SETMASK, [], [pid 6031] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6036] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6035] rt_sigprocmask(SIG_SETMASK, [], [pid 6036] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6035] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6034] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6031] <... futex resumed>) = 0 [pid 6036] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6034] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6031] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6036] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6035] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6036] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6034] <... openat resumed>) = 3 [pid 6036] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6035] <... openat resumed>) = 3 [pid 6034] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6036] <... mprotect resumed>) = 0 [pid 6035] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6034] <... futex resumed>) = 1 [pid 6033] <... futex resumed>) = 0 [pid 6036] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6035] <... futex resumed>) = 1 [pid 6034] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6033] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6031] <... futex resumed>) = 0 [pid 6036] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6035] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6033] <... futex resumed>) = 0 [pid 6031] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6036] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6035] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6034] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6033] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6031] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6037 attached [pid 6037] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6036] <... clone3 resumed> => {parent_tid=[6037]}, 88) = 6037 [pid 6035] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6034] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6037] <... rseq resumed>) = 0 [pid 6036] rt_sigprocmask(SIG_SETMASK, [], [pid 6037] set_robust_list(0x7f7ba9d249a0, 24 [pid 6036] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6037] <... set_robust_list resumed>) = 0 [pid 6036] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6037] rt_sigprocmask(SIG_SETMASK, [], [pid 6036] <... futex resumed>) = 0 [pid 6037] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6036] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6037] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6037] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6036] <... futex resumed>) = 0 [pid 6036] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6034] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6037] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6036] <... futex resumed>) = 0 [pid 6035] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6034] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6036] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6034] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6035] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6034] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6037] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6035] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6034] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6037] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6034] <... futex resumed>) = 1 [pid 6033] <... futex resumed>) = 0 [pid 6035] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6033] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6035] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6034] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6033] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6035] <... futex resumed>) = 1 [pid 6034] <... futex resumed>) = 0 [pid 6033] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6031] <... futex resumed>) = 0 [pid 6034] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6033] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6031] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6033] <... futex resumed>) = 0 [pid 6031] <... futex resumed>) = 0 [pid 6037] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6034] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6033] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6034] <... futex resumed>) = 0 [pid 6033] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6031] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6025] <... io_uring_enter resumed>) = 4096 [pid 6034] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6033] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6033] <... futex resumed>) = 0 [pid 6033] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6037] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6037] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6036] <... futex resumed>) = 0 [pid 6035] <... futex resumed>) = 1 [pid 6034] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6031] <... futex resumed>) = 0 [pid 6037] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6036] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6037] <... futex resumed>) = 0 [pid 6036] <... futex resumed>) = 0 [pid 6037] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6036] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6031] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6036] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6025] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6037] <... futex resumed>) = 0 [pid 6036] <... futex resumed>) = 1 [pid 6025] <... futex resumed>) = 0 [pid 6037] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6036] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6025] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6037] <... futex resumed>) = 0 [pid 6036] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6037] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6036] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6024] exit_group(0 [pid 6036] <... futex resumed>) = 0 [pid 6035] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6031] <... futex resumed>) = 0 [pid 6025] <... futex resumed>) = ? [pid 6024] <... exit_group resumed>) = ? [pid 6031] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6035] <... futex resumed>) = 0 [pid 6036] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6035] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6025] +++ exited with 0 +++ [pid 6024] +++ exited with 0 +++ [pid 6035] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6031] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6024, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6035] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6031] <... futex resumed>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6031] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6038 ./strace-static-x86_64: Process 6038 attached [pid 6038] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6038] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6038] setpgid(0, 0) = 0 [pid 6033] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6033] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6038] <... openat resumed>) = 3 [pid 6033] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6038] write(3, "1000", 4) = 4 [pid 6038] close(3executing program ) = 0 [pid 6038] write(1, "executing program\n", 18) = 18 [pid 6038] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6038] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6038] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6038] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6038] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6038] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6038] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6036] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6038] <... clone3 resumed> => {parent_tid=[6039]}, 88) = 6039 [pid 6038] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6038] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6038] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6039 attached [pid 6039] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6039] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6039] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6039] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6039] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6038] <... futex resumed>) = 0 [pid 6039] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6038] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6039] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6038] <... futex resumed>) = 0 [pid 6039] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6038] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6039] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6031] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6039] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6039] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6038] <... futex resumed>) = 0 [pid 6039] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6038] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6039] <... futex resumed>) = 0 [pid 6038] <... futex resumed>) = 0 [pid 6039] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6038] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6038] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6039] <... futex resumed>) = 0 [pid 6038] <... futex resumed>) = 1 [pid 6039] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6038] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6039] <... futex resumed>) = 0 [pid 6038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6039] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6038] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6038] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6028] <... io_uring_enter resumed>) = 4096 [pid 6028] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6027] exit_group(0) = ? [pid 6028] <... futex resumed>) = ? [pid 6028] +++ exited with 0 +++ [pid 6027] +++ exited with 0 +++ [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6027, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6041 ./strace-static-x86_64: Process 6041 attached [pid 6041] set_robust_list(0x555565a8a6a0, 24) = 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 executing program [pid 6041] write(3, "1000", 4) = 4 [pid 6041] close(3) = 0 [pid 6041] write(1, "executing program\n", 18) = 18 [pid 6041] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6041] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6041] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6041] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6041] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6042]}, 88) = 6042 [pid 6041] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6041] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6041] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6042 attached [pid 6033] exit_group(0) = ? [pid 6042] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6036] exit_group(0) = ? [pid 6042] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6041] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6042] rt_sigprocmask(SIG_SETMASK, [], [pid 6041] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6042] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6041] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6042] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6041] <... mmap resumed>) = 0x7f7ba9ce3000 [pid 6041] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE [pid 6042] <... openat resumed>) = 3 [pid 6041] <... mprotect resumed>) = 0 [pid 6042] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6041] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6042] <... futex resumed>) = 0 [pid 6042] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [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=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0} => {parent_tid=[6043]}, 88) = 6043 ./strace-static-x86_64: Process 6043 attached [pid 6041] rt_sigprocmask(SIG_SETMASK, [], [pid 6034] <... io_uring_enter resumed>) = ? [pid 6043] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 6041] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6037] <... io_uring_enter resumed>) = ? [pid 6034] +++ exited with 0 +++ [pid 6033] +++ exited with 0 +++ [pid 6043] <... rseq resumed>) = 0 [pid 6041] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6033, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6041] <... futex resumed>) = 0 [pid 6041] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6037] +++ exited with 0 +++ [pid 6036] +++ exited with 0 +++ [pid 6043] set_robust_list(0x7f7ba9d039a0, 24) = 0 [pid 6043] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6043] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6036, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6044 [pid 6043] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] restart_syscall(<... resuming interrupted clone ...>) = 0 ./strace-static-x86_64: Process 6044 attached [pid 6043] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6044] set_robust_list(0x555565a8a6a0, 24 [pid 6043] <... mmap resumed>) = 0x7f7ba9cbe000 ./strace-static-x86_64: Process 6045 attached [pid 6043] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6044] <... set_robust_list resumed>) = 0 [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 6045 [pid 6045] set_robust_list(0x555565a8a6a0, 24 [pid 6044] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6043] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6044] <... prctl resumed>) = 0 [pid 6044] setpgid(0, 0) = 0 [pid 6045] <... set_robust_list resumed>) = 0 [pid 6044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6043] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6045] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6044] <... openat resumed>) = 3 [pid 6043] <... futex resumed>) = 1 [pid 6041] <... futex resumed>) = 0 [pid 6043] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6041] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6045] <... prctl resumed>) = 0 [pid 6045] setpgid(0, 0 [pid 6041] <... futex resumed>) = 1 [pid 6045] <... setpgid resumed>) = 0 [pid 6042] <... futex resumed>) = 0 [pid 6041] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6042] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6042] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program [pid 6045] <... openat resumed>) = 3 [pid 6044] write(3, "1000", 4) = 4 [pid 6044] close(3) = 0 [pid 6044] write(1, "executing program\n", 18) = 18 [pid 6044] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6045] write(3, "1000", 4 [pid 6041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 6041] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6045] <... write resumed>) = 4 [pid 6042] <... futex resumed>) = 0 [pid 6045] close(3 [pid 6042] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6045] <... close resumed>) = 0 [pid 6042] <... futex resumed>) = 0 [pid 6045] write(1, "executing program\n", 18 [pid 6042] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6045] <... write resumed>) = 18 [pid 6045] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6044] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6044] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6044] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6044] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6045] <... futex resumed>) = 0 [pid 6044] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6044] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6045] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6044] <... clone3 resumed> => {parent_tid=[6046]}, 88) = 6046 [pid 6045] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6044] rt_sigprocmask(SIG_SETMASK, [], [pid 6045] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6044] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6045] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6044] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6041] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6045] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6044] <... futex resumed>) = 0 [pid 6041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6045] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6044] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6041] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6046 attached [pid 6045] <... mprotect resumed>) = 0 [pid 6046] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6045] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6046] <... rseq resumed>) = 0 [pid 6045] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6046] set_robust_list(0x7f7ba9d249a0, 24 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6046] <... set_robust_list resumed>) = 0 [pid 6042] <... futex resumed>) = 0 [pid 6041] <... futex resumed>) = 1 ./strace-static-x86_64: Process 6047 attached [pid 6046] rt_sigprocmask(SIG_SETMASK, [], [pid 6042] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6045] <... clone3 resumed> => {parent_tid=[6047]}, 88) = 6047 [pid 6041] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6046] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6045] rt_sigprocmask(SIG_SETMASK, [], [pid 6046] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6039] <... io_uring_enter resumed>) = 4096 [pid 6047] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6039] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] <... io_uring_enter resumed>) = 4096 [pid 6039] <... futex resumed>) = 0 [pid 6038] exit_group(0 [pid 6035] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6038] <... exit_group resumed>) = ? [pid 6035] <... futex resumed>) = 0 [pid 6047] <... rseq resumed>) = 0 [pid 6046] <... openat resumed>) = 3 [pid 6045] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6039] +++ exited with 0 +++ [pid 6038] +++ exited with 0 +++ [pid 6035] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6031] exit_group(0 [pid 6047] set_robust_list(0x7f7ba9d249a0, 24 [pid 6046] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6045] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6044] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6035] <... futex resumed>) = ? [pid 6031] <... exit_group resumed>) = ? [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6038, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6047] <... set_robust_list resumed>) = 0 [pid 6046] <... futex resumed>) = 0 [pid 6045] <... futex resumed>) = 0 [pid 6044] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] +++ exited with 0 +++ [pid 6031] +++ exited with 0 +++ [pid 6044] <... futex resumed>) = 0 [pid 6041] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6044] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6031, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5884] restart_syscall(<... resuming interrupted clone ...>executing program ) = 0 [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6048 attached , child_tidptr=0x555565a8a690) = 6048 [pid 6048] set_robust_list(0x555565a8a6a0, 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 6045] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6048] write(3, "1000", 4) = 4 [pid 6048] close(3) = 0 [pid 6048] write(1, "executing program\n", 18) = 18 [pid 6048] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6048] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6048] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6049 attached => {parent_tid=[6049]}, 88) = 6049 [pid 6048] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6048] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6049] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6048] <... futex resumed>) = 0 [pid 6049] <... rseq resumed>) = 0 [pid 6048] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6049] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6049] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6049] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6049] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6048] <... futex resumed>) = 0 [pid 6046] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6047] rt_sigprocmask(SIG_SETMASK, [], [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6048] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6048] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6049] 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 6049] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 ./strace-static-x86_64: Process 6050 attached [pid 6047] <... rt_sigprocmask resumed>NULL, 8) = 0 [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 6050] set_robust_list(0x555565a8a6a0, 24 [pid 6049] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6047] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6046] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6050 [pid 6050] <... set_robust_list resumed>) = 0 [pid 6047] <... openat resumed>) = 3 [pid 6050] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6049] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6047] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6046] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6044] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6049] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6044] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6049] <... futex resumed>) = 1 [pid 6044] <... futex resumed>) = 0 [pid 6049] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6044] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9cbe000 [pid 6044] mprotect(0x7f7ba9cbf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6044] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6050] <... prctl resumed>) = 0 [pid 6048] <... futex resumed>) = 0 [pid 6044] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9cde990, parent_tid=0x7f7ba9cde990, exit_signal=0, stack=0x7f7ba9cbe000, stack_size=0x20300, tls=0x7f7ba9cde6c0} [pid 6048] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6049] <... futex resumed>) = 0 [pid 6048] <... futex resumed>) = 1 [pid 6050] setpgid(0, 0 [pid 6049] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6048] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6050] <... setpgid resumed>) = 0 [pid 6049] <... futex resumed>) = 0 [pid 6048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6049] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6048] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6050] <... openat resumed>) = 3 [pid 6049] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6048] <... futex resumed>) = 0 [pid 6049] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6048] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6051 attached [pid 6050] write(3, "1000", 4 [pid 6049] <... futex resumed>) = 0 [pid 6048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6047] <... futex resumed>) = 1 [pid 6046] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6045] <... futex resumed>) = 0 [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(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 6044] <... clone3 resumed> => {parent_tid=[6051]}, 88) = 6051 [pid 6045] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] rseq(0x7f7ba9cdefe0, 0x20, 0, 0x53053053 [pid 6050] <... write resumed>) = 4 [pid 6048] <... futex resumed>) = 0 [pid 6047] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6046] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6045] <... futex resumed>) = 0 [pid 6051] <... rseq resumed>) = 0 [pid 6048] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6045] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6046] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6047] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6046] <... futex resumed>) = 0 [pid 6051] set_robust_list(0x7f7ba9cde9a0, 24 [pid 6050] close(3 [pid 6051] <... set_robust_list resumed>) = 0 [pid 6050] <... close resumed>) = 0 [pid 6051] rt_sigprocmask(SIG_SETMASK, [], [pid 6050] write(1, "executing program\n", 18 [pid 6044] rt_sigprocmask(SIG_SETMASK, [], [pid 6051] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6050] <... write resumed>) = 18 [pid 6044] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6051] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6050] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6044] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] <... futex resumed>) = 0 [pid 6050] <... futex resumed>) = 0 [pid 6046] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6044] <... futex resumed>) = 0 [pid 6050] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6044] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6050] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6044] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6050] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6044] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6050] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6044] <... futex resumed>) = 0 [pid 6050] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6044] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6050] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6050] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6050] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6052]}, 88) = 6052 [pid 6050] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6050] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6052 attached ) = 0 [pid 6050] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6052] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6052] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6052] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6052] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6047] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6046] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6047] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6046] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6052] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6048] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6047] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6046] <... futex resumed>) = 1 [pid 6045] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6044] <... futex resumed>) = 0 [pid 6052] <... futex resumed>) = 1 [pid 6050] <... futex resumed>) = 0 [pid 6046] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6052] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6050] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6047] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6046] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6045] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6044] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6052] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6050] <... futex resumed>) = 0 [pid 6047] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [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 resumed>) = 0 [pid 6044] <... futex resumed>) = 0 [pid 6052] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6050] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6045] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6044] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6045] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6052] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6045] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6045] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6047] <... futex resumed>) = 0 [pid 6045] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6047] futex(0x7f7ba9df5328, 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=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0}./strace-static-x86_64: Process 6053 attached [pid 6052] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6045] <... clone3 resumed> => {parent_tid=[6053]}, 88) = 6053 [pid 6045] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6045] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6045] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6053] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6052] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6053] <... rseq resumed>) = 0 [pid 6053] set_robust_list(0x7f7ba9c9e9a0, 24) = 0 [pid 6052] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6053] rt_sigprocmask(SIG_SETMASK, [], [pid 6052] <... futex resumed>) = 1 [pid 6050] <... futex resumed>) = 0 [pid 6053] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6053] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6052] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6050] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6052] <... futex resumed>) = 0 [pid 6050] <... futex resumed>) = 0 [pid 6050] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6052] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6050] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6050] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6052] <... futex resumed>) = 0 [pid 6050] <... futex resumed>) = 1 [pid 6053] <... futex resumed>) = 1 [pid 6045] <... futex resumed>) = 0 [pid 6045] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6052] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6050] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6052] <... futex resumed>) = 0 [pid 6045] <... futex resumed>) = 1 [pid 6044] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6045] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6052] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6050] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6047] <... futex resumed>) = 0 [pid 6052] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6047] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6045] <... futex resumed>) = 0 [pid 6052] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6050] <... futex resumed>) = 0 [pid 6050] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6045] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6045] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6053] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6047] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6050] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6045] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6042] <... io_uring_enter resumed>) = 4096 [pid 6042] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6041] exit_group(0) = ? [pid 6042] <... futex resumed>) = ? [pid 6042] +++ exited with 0 +++ [pid 6043] <... futex resumed>) = ? [pid 6049] <... io_uring_enter resumed>) = 4096 [pid 6043] +++ exited with 0 +++ [pid 6041] +++ exited with 0 +++ [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6041, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6049] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] restart_syscall(<... resuming interrupted clone ...> [pid 6048] exit_group(0 [pid 5878] <... restart_syscall resumed>) = 0 [pid 6048] <... exit_group resumed>) = ? [pid 6049] <... futex resumed>) = ? [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6054 attached [pid 6049] +++ exited with 0 +++ [pid 6048] +++ exited with 0 +++ [pid 6054] set_robust_list(0x555565a8a6a0, 24 [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 6054 [pid 6054] <... set_robust_list resumed>) = 0 [pid 5884] --- 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 6054] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5884] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6055 attached , child_tidptr=0x555565a8a690) = 6055 [pid 6055] set_robust_list(0x555565a8a6a0, 24 [pid 6054] <... prctl resumed>) = 0 [pid 6054] setpgid(0, 0) = 0 [pid 6055] <... set_robust_list resumed>) = 0 [pid 6054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6055] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6054] <... openat resumed>) = 3 [pid 6055] setpgid(0, 0) = 0 [pid 6055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6054] write(3, "1000", 4 [pid 6055] <... openat resumed>) = 3 [pid 6054] <... write resumed>) = 4 [pid 6055] write(3, "1000", 4 [pid 6054] close(3executing program executing program ) = 0 [pid 6054] write(1, "executing program\n", 18 [pid 6055] <... write resumed>) = 4 [pid 6054] <... write resumed>) = 18 [pid 6054] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6055] close(3 [pid 6054] <... futex resumed>) = 0 [pid 6054] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6055] <... close resumed>) = 0 [pid 6055] write(1, "executing program\n", 18 [pid 6054] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6055] <... write resumed>) = 18 [pid 6054] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6055] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6054] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6055] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6055] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6055] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6054] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6055] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6054] <... mprotect resumed>) = 0 [pid 6055] <... mprotect resumed>) = 0 [pid 6054] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6055] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6054] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6056 attached [pid 6055] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6056] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6055] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6054] <... clone3 resumed> => {parent_tid=[6056]}, 88) = 6056 [pid 6056] <... rseq resumed>) = 0 [pid 6056] set_robust_list(0x7f7ba9d249a0, 24 [pid 6046] <... io_uring_enter resumed>) = 4096 ./strace-static-x86_64: Process 6057 attached [pid 6056] <... set_robust_list resumed>) = 0 [pid 6054] rt_sigprocmask(SIG_SETMASK, [], [pid 6052] <... io_uring_enter resumed>) = 4096 [pid 6057] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6056] rt_sigprocmask(SIG_SETMASK, [], [pid 6055] <... clone3 resumed> => {parent_tid=[6057]}, 88) = 6057 [pid 6046] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6044] exit_group(0 [pid 6057] <... rseq resumed>) = 0 [pid 6056] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6055] rt_sigprocmask(SIG_SETMASK, [], [pid 6054] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6051] <... futex resumed>) = ? [pid 6044] <... exit_group resumed>) = ? [pid 6057] set_robust_list(0x7f7ba9d249a0, 24 [pid 6056] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6055] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6054] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] +++ exited with 0 +++ [pid 6057] <... set_robust_list resumed>) = 0 [pid 6056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6055] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6054] <... futex resumed>) = 0 [pid 6057] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6056] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6055] <... futex resumed>) = 0 [pid 6057] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6056] <... openat resumed>) = 3 [pid 6055] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6056] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6056] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6057] <... openat resumed>) = 3 [pid 6057] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6055] <... futex resumed>) = 0 [pid 6057] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6055] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [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 6055] <... futex resumed>) = 0 [pid 6052] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6057] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6055] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6050] exit_group(0 [pid 6057] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6050] <... exit_group resumed>) = ? [pid 6057] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6054] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6052] <... futex resumed>) = ? [pid 6057] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6054] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6057] <... futex resumed>) = 1 [pid 6057] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6046] <... futex resumed>) = ? [pid 6046] +++ exited with 0 +++ [pid 6044] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6044, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6055] <... futex resumed>) = 0 [pid 6054] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6058 attached [pid 6055] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6047] <... io_uring_enter resumed>) = 4096 [pid 6057] <... futex resumed>) = 0 [pid 6055] <... futex resumed>) = 1 [pid 6047] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6054] <... futex resumed>) = 1 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6058 [pid 6057] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6055] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6054] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6047] <... futex resumed>) = 0 [pid 6057] <... futex resumed>) = 0 [pid 6052] +++ exited with 0 +++ [pid 6056] <... futex resumed>) = 0 [pid 6055] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6050] +++ exited with 0 +++ [pid 6047] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6057] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6056] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6055] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6045] exit_group(0 [pid 6057] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6056] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6055] <... futex resumed>) = 0 [pid 6053] <... futex resumed>) = ? [pid 6058] set_robust_list(0x555565a8a6a0, 24 [pid 6047] <... futex resumed>) = ? [pid 6045] <... exit_group resumed>) = ? [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6050, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6057] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6056] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6055] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6053] +++ exited with 0 +++ [pid 6047] +++ exited with 0 +++ [pid 6045] +++ exited with 0 +++ [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 6057] <... futex resumed>) = 0 [pid 6056] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6055] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5877] <... restart_syscall resumed>) = 0 [pid 6057] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6056] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6055] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6045, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6058] <... set_robust_list resumed>) = 0 [pid 6057] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6056] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6055] <... futex resumed>) = 0 [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6058] prctl(PR_SET_PDEATHSIG, SIGKILL [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(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6059 attached [pid 6058] <... prctl resumed>) = 0 [pid 6056] <... futex resumed>) = 1 [pid 6054] <... futex resumed>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6060 attached [pid 6058] setpgid(0, 0 [pid 6056] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6058] <... setpgid resumed>) = 0 [pid 6058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6060 [pid 6058] <... openat resumed>) = 3 [pid 6058] write(3, "1000", 4 [pid 6060] set_robust_list(0x555565a8a6a0, 24 [pid 6058] <... write resumed>) = 4 [pid 6060] <... set_robust_list resumed>) = 0 [pid 6058] close(3 [pid 6060] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6058] <... close resumed>) = 0 executing program [pid 6060] <... prctl resumed>) = 0 [pid 6058] write(1, "executing program\n", 18 [pid 6060] setpgid(0, 0 [pid 6058] <... write resumed>) = 18 [pid 6060] <... setpgid resumed>) = 0 [pid 6058] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [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] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6060] write(3, "1000", 4 [pid 6058] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6060] <... write resumed>) = 4 [pid 6058] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6060] close(3 [pid 6058] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6060] <... close resumed>) = 0 [pid 6058] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program [pid 6060] write(1, "executing program\n", 18 [pid 6058] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6060] <... write resumed>) = 18 [pid 6058] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6060] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6059] set_robust_list(0x555565a8a6a0, 24 [pid 6055] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6054] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 6059 [pid 6060] <... futex resumed>) = 0 [pid 6059] <... set_robust_list resumed>) = 0 [pid 6058] <... mprotect resumed>) = 0 [pid 6056] <... futex resumed>) = 0 [pid 6054] <... futex resumed>) = 1 [pid 6060] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6058] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6056] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6054] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6060] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6059] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6058] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6056] <... futex resumed>) = 0 [pid 6054] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6060] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6059] <... prctl resumed>) = 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6056] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6054] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6060] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6054] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6061 attached [pid 6060] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6059] setpgid(0, 0 [pid 6058] <... clone3 resumed> => {parent_tid=[6061]}, 88) = 6061 [pid 6056] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6061] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6060] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6058] rt_sigprocmask(SIG_SETMASK, [], [pid 6056] <... futex resumed>) = 0 [pid 6061] <... rseq resumed>) = 0 [pid 6060] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6058] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6056] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6061] set_robust_list(0x7f7ba9d249a0, 24 [pid 6060] <... mprotect resumed>) = 0 [pid 6058] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6061] <... set_robust_list resumed>) = 0 [pid 6060] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6058] <... futex resumed>) = 0 [pid 6061] rt_sigprocmask(SIG_SETMASK, [], [pid 6060] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6058] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6061] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6059] <... setpgid resumed>) = 0 [pid 6054] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6061] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6054] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6054] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6059] <... openat resumed>) = 3 [pid 6056] <... futex resumed>) = 0 [pid 6054] <... futex resumed>) = 1 [pid 6054] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6056] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6061] <... openat resumed>) = 3 [pid 6059] write(3, "1000", 4) = 4 [pid 6055] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6059] close(3 [pid 6061] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 ./strace-static-x86_64: Process 6062 attached [pid 6061] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6060] <... clone3 resumed> => {parent_tid=[6062]}, 88) = 6062 [pid 6058] <... futex resumed>) = 0 [pid 6062] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6061] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6060] rt_sigprocmask(SIG_SETMASK, [], [pid 6058] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6062] <... rseq resumed>) = 0 [pid 6061] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6060] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6058] <... futex resumed>) = 0 [pid 6062] set_robust_list(0x7f7ba9d249a0, 24 [pid 6061] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6060] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6058] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6062] <... set_robust_list resumed>) = 0 [pid 6061] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6060] <... futex resumed>) = 0 [pid 6062] rt_sigprocmask(SIG_SETMASK, [], [pid 6061] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6060] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6059] <... close resumed>) = 0 executing program [pid 6062] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6061] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6059] write(1, "executing program\n", 18 [pid 6062] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6061] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6059] <... write resumed>) = 18 [pid 6062] <... openat resumed>) = 3 [pid 6061] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6059] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6062] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6061] <... futex resumed>) = 1 [pid 6058] <... futex resumed>) = 0 [pid 6062] <... futex resumed>) = 1 [pid 6061] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6060] <... futex resumed>) = 0 [pid 6058] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6061] <... futex resumed>) = 0 [pid 6060] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6058] <... futex resumed>) = 0 [pid 6061] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6060] <... futex resumed>) = 0 [pid 6058] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6060] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6058] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6062] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6061] <... futex resumed>) = 0 [pid 6058] <... futex resumed>) = 1 [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] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6058] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6062] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6061] <... futex resumed>) = 0 [pid 6058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6062] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6061] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6058] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6058] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6059] <... futex resumed>) = 0 [pid 6062] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6059] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6059] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6062] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6059] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6062] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6059] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6062] <... futex resumed>) = 1 [pid 6060] <... futex resumed>) = 0 [pid 6062] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6060] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6062] <... futex resumed>) = 0 [pid 6060] <... futex resumed>) = 0 [pid 6062] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6060] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6060] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6062] <... futex resumed>) = 0 [pid 6060] <... futex resumed>) = 1 [pid 6062] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6060] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6062] <... futex resumed>) = 0 [pid 6060] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [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(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6059] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6054] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6060] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6059] <... mprotect resumed>) = 0 [pid 6059] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6059] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6063]}, 88) = 6063 [pid 6059] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6063 attached [pid 6059] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6059] <... futex resumed>) = 0 [pid 6063] <... rseq resumed>) = 0 [pid 6059] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6063] set_robust_list(0x7f7ba9d249a0, 24 [pid 6058] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6063] <... set_robust_list resumed>) = 0 [pid 6063] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6063] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6060] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6063] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6060] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6063] <... futex resumed>) = 1 [pid 6063] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6059] <... futex resumed>) = 0 [pid 6059] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] <... futex resumed>) = 0 [pid 6059] <... futex resumed>) = 1 [pid 6063] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6059] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6063] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6063] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6063] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6063] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6063] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6059] <... futex resumed>) = 0 [pid 6059] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] <... futex resumed>) = 0 [pid 6059] <... futex resumed>) = 1 [pid 6063] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6059] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6063] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6059] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6059] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] <... futex resumed>) = 0 [pid 6059] <... futex resumed>) = 1 [pid 6063] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6059] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6063] <... futex resumed>) = 0 [pid 6059] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6063] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6059] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6059] <... futex resumed>) = 0 [pid 6063] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6059] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6057] <... io_uring_enter resumed>) = 4096 [pid 6061] <... io_uring_enter resumed>) = 4096 [pid 6061] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6061] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6058] exit_group(0 [pid 6061] <... futex resumed>) = ? [pid 6058] <... exit_group resumed>) = ? [pid 6061] +++ exited with 0 +++ [pid 6058] +++ exited with 0 +++ [pid 6062] <... io_uring_enter resumed>) = 4096 [pid 6057] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6058, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6055] exit_group(0 [pid 6057] <... futex resumed>) = ? [pid 6055] <... exit_group resumed>) = ? [pid 6057] +++ exited with 0 +++ [pid 6055] +++ exited with 0 +++ [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6065 attached [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6055, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6065] set_robust_list(0x555565a8a6a0, 24 [pid 5884] restart_syscall(<... resuming interrupted clone ...> [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6065 [pid 6065] <... set_robust_list resumed>) = 0 [pid 6065] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6065] setpgid(0, 0) = 0 [pid 6062] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6056] <... io_uring_enter resumed>) = 4096 [pid 5884] <... restart_syscall resumed>) = 0 [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6062] <... futex resumed>) = 0 [pid 6062] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6066 attached [pid 6065] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6056] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6054] exit_group(0 [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 6066 [pid 6054] <... exit_group resumed>) = ? [pid 6060] exit_group(0 [pid 6066] set_robust_list(0x555565a8a6a0, 24 [pid 6065] <... openat resumed>) = 3 [pid 6062] <... futex resumed>) = ? [pid 6060] <... exit_group resumed>) = ? [pid 6056] <... futex resumed>) = ? [pid 6066] <... set_robust_list resumed>) = 0 [pid 6065] write(3, "1000", 4) = 4 [pid 6065] close(3 [pid 6066] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6065] <... close resumed>) = 0 [pid 6062] +++ exited with 0 +++ [pid 6060] +++ exited with 0 +++ [pid 6056] +++ exited with 0 +++ [pid 6054] +++ exited with 0 +++ [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6054, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6060, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- executing program [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6067 attached [pid 6066] <... prctl resumed>) = 0 [pid 6065] write(1, "executing program\n", 18 [pid 6066] setpgid(0, 0 [pid 6065] <... write resumed>) = 18 ./strace-static-x86_64: Process 6068 attached [pid 6066] <... setpgid resumed>) = 0 [pid 6068] set_robust_list(0x555565a8a6a0, 24 [pid 6067] set_robust_list(0x555565a8a6a0, 24 [pid 6066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6065] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 6068 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6067 [pid 6065] <... futex resumed>) = 0 [pid 6066] <... openat resumed>) = 3 [pid 6065] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6068] <... set_robust_list resumed>) = 0 [pid 6067] <... set_robust_list resumed>) = 0 [pid 6065] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6068] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6065] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6067] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6066] write(3, "1000", 4 [pid 6065] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6067] <... prctl resumed>) = 0 [pid 6066] <... write resumed>) = 4 [pid 6065] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6067] setpgid(0, 0) = 0 [pid 6068] <... prctl resumed>) = 0 [pid 6067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6066] close(3 [pid 6065] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6068] setpgid(0, 0 [pid 6067] <... openat resumed>) = 3 [pid 6066] <... close resumed>) = 0 [pid 6065] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 6068] <... setpgid resumed>) = 0 [pid 6067] write(3, "1000", 4 [pid 6066] write(1, "executing program\n", 18 [pid 6065] <... mprotect resumed>) = 0 [pid 6063] <... io_uring_enter resumed>) = 4096 [pid 6068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6067] <... write resumed>) = 4 [pid 6066] <... write resumed>) = 18 [pid 6065] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6066] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6068] <... openat resumed>) = 3 [pid 6067] close(3 [pid 6066] <... futex resumed>) = 0 [pid 6065] <... rt_sigprocmask resumed>[], 8) = 0 executing program executing program [pid 6065] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6069]}, 88) = 6069 [pid 6065] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6065] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6065] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6066] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 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) = 0x7f7ba9d04000 [pid 6067] <... close resumed>) = 0 [pid 6066] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6067] write(1, "executing program\n", 18) = 18 [pid 6066] <... mprotect resumed>) = 0 [pid 6067] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6067] <... futex resumed>) = 0 [pid 6067] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6066] <... clone3 resumed> => {parent_tid=[6070]}, 88) = 6070 ./strace-static-x86_64: Process 6069 attached [pid 6068] write(3, "1000", 4 [pid 6066] rt_sigprocmask(SIG_SETMASK, [], [pid 6068] <... write resumed>) = 4 [pid 6067] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6066] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6069] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6068] close(3 [pid 6067] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6066] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6069] <... rseq resumed>) = 0 [pid 6068] <... close resumed>) = 0 [pid 6067] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6066] <... futex resumed>) = 0 [pid 6069] set_robust_list(0x7f7ba9d249a0, 24 [pid 6068] write(1, "executing program\n", 18 [pid 6067] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6066] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6069] <... set_robust_list resumed>) = 0 [pid 6068] <... write resumed>) = 18 [pid 6067] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6069] rt_sigprocmask(SIG_SETMASK, [], [pid 6068] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6069] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6068] <... futex resumed>) = 0 [pid 6067] <... mprotect resumed>) = 0 [pid 6068] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6067] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6068] <... rt_sigaction resumed>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) = 0x7f7ba9d04000 ./strace-static-x86_64: Process 6070 attached [pid 6069] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6068] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6069] <... openat resumed>) = 3 [pid 6068] <... mprotect resumed>) = 0 [pid 6070] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6069] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6068] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6067] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6063] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6070] <... rseq resumed>) = 0 [pid 6068] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6067] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6063] <... futex resumed>) = 0 [pid 6059] exit_group(0 [pid 6070] set_robust_list(0x7f7ba9d249a0, 24 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6059] <... exit_group resumed>) = ? [pid 6070] <... set_robust_list resumed>) = 0 [pid 6067] <... clone3 resumed> => {parent_tid=[6071]}, 88) = 6071 [pid 6068] <... clone3 resumed> => {parent_tid=[6072]}, 88) = 6072 [pid 6067] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6071 attached [pid 6070] rt_sigprocmask(SIG_SETMASK, [], [pid 6069] <... futex resumed>) = 1 [pid 6068] rt_sigprocmask(SIG_SETMASK, [], [pid 6067] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6065] <... futex resumed>) = 0 [pid 6071] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6069] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6068] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6067] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6065] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6071] <... rseq resumed>) = 0 [pid 6069] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6068] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6071] set_robust_list(0x7f7ba9d249a0, 24 [pid 6067] <... futex resumed>) = 0 [pid 6065] <... futex resumed>) = 0 [pid 6071] <... set_robust_list resumed>) = 0 [pid 6069] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6068] <... futex resumed>) = 0 [pid 6067] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6065] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6072 attached [pid 6071] rt_sigprocmask(SIG_SETMASK, [], [pid 6070] <... rt_sigprocmask resumed>NULL, 8) = 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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6063] +++ exited with 0 +++ [pid 6059] +++ exited with 0 +++ [pid 6071] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6069] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6072] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6071] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6070] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6071] <... openat resumed>) = 3 [pid 6069] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6066] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6059, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6071] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6066] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5881] restart_syscall(<... resuming interrupted clone ...> [pid 6071] <... futex resumed>) = 1 [pid 6067] <... futex resumed>) = 0 [pid 6066] <... futex resumed>) = 0 [pid 6071] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6067] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6066] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5881] <... restart_syscall resumed>) = 0 [pid 6071] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] <... openat resumed>) = 3 [pid 6067] <... futex resumed>) = 0 [pid 6066] <... mmap resumed>) = 0x7f7ba9ce3000 [pid 6071] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6069] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6067] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6066] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE [pid 6071] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6070] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6069] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6072] <... rseq resumed>) = 0 [pid 6071] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6069] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6066] <... mprotect resumed>) = 0 [pid 6072] set_robust_list(0x7f7ba9d249a0, 24 [pid 6071] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6070] <... futex resumed>) = 0 [pid 6069] <... futex resumed>) = 1 [pid 6065] <... futex resumed>) = 0 [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6071] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6069] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6066] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6065] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6071] <... futex resumed>) = 1 [pid 6069] <... futex resumed>) = 0 [pid 6067] <... futex resumed>) = 0 [pid 6066] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6065] <... futex resumed>) = 0 [pid 6071] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6069] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6067] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0} [pid 6065] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6073 attached [pid 6072] <... set_robust_list resumed>) = 0 [pid 6071] <... futex resumed>) = 0 [pid 6070] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6067] <... futex resumed>) = 0 [pid 6065] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 6073 [pid 6072] rt_sigprocmask(SIG_SETMASK, [], [pid 6071] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6067] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6066] <... clone3 resumed> => {parent_tid=[6074]}, 88) = 6074 [pid 6065] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6066] rt_sigprocmask(SIG_SETMASK, [], [pid 6069] <... futex resumed>) = 0 [pid 6067] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6066] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6065] <... futex resumed>) = 1 [pid 6071] <... futex resumed>) = 0 [pid 6069] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] <... futex resumed>) = 1 [pid 6066] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6074 attached [pid 6073] set_robust_list(0x555565a8a6a0, 24 [pid 6072] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6071] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6065] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6074] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 6073] <... set_robust_list resumed>) = 0 [pid 6071] <... futex resumed>) = 0 [pid 6069] <... futex resumed>) = 0 [pid 6067] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6066] <... futex resumed>) = 0 [pid 6074] <... rseq resumed>) = 0 [pid 6073] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6071] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6069] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6068] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6067] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6066] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6065] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6074] set_robust_list(0x7f7ba9d039a0, 24 [pid 6073] <... prctl resumed>) = 0 [pid 6068] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6074] <... set_robust_list resumed>) = 0 [pid 6073] setpgid(0, 0 [pid 6065] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6074] rt_sigprocmask(SIG_SETMASK, [], [pid 6072] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6071] <... futex resumed>) = 0 [pid 6068] <... futex resumed>) = 0 [pid 6067] <... futex resumed>) = 1 [pid 6074] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6071] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6069] <... futex resumed>) = 0 [pid 6065] <... futex resumed>) = 1 [pid 6074] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6073] <... setpgid resumed>) = 0 [pid 6072] <... openat resumed>) = 3 [pid 6069] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6068] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6067] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6074] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6072] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6065] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6074] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6068] <... mmap resumed>) = 0x7f7ba9ce3000 [pid 6072] <... futex resumed>) = 0 [pid 6074] <... mmap resumed>) = 0x7f7ba9cbe000 [pid 6072] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6074] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6068] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE [pid 6074] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6068] <... mprotect resumed>) = 0 [pid 6073] <... openat resumed>) = 3 [pid 6074] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6068] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6074] <... futex resumed>) = 1 [pid 6068] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6066] <... futex resumed>) = 0 [pid 6074] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [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=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0} [pid 6066] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6073] write(3, "1000", 4 [pid 6070] <... futex resumed>) = 0 [pid 6066] <... futex resumed>) = 1 [pid 6070] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6068] <... clone3 resumed> => {parent_tid=[6075]}, 88) = 6075 [pid 6066] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6070] <... futex resumed>) = 0 [pid 6068] rt_sigprocmask(SIG_SETMASK, [], [pid 6066] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6070] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6068] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6066] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6070] <... futex resumed>) = 0 [pid 6068] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6066] <... futex resumed>) = 0 [pid 6070] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6068] <... futex resumed>) = 0 [pid 6066] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6075 attached [pid 6068] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6066] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6066] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6070] <... futex resumed>) = 0 [pid 6066] <... futex resumed>) = 1 [pid 6070] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6066] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6075] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 6073] <... write resumed>) = 4 [pid 6073] close(3executing program ) = 0 [pid 6075] <... rseq resumed>) = 0 [pid 6075] set_robust_list(0x7f7ba9d039a0, 24) = 0 [pid 6075] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6075] 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 6073] write(1, "executing program\n", 18 [pid 6067] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6065] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6073] <... write resumed>) = 18 [pid 6073] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6075] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6073] <... futex resumed>) = 0 [pid 6075] <... mmap resumed>) = 0x7f7ba9cbe000 [pid 6073] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6075] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c7e000 [pid 6073] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6075] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6073] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6075] <... futex resumed>) = 1 [pid 6073] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6068] <... futex resumed>) = 0 [pid 6066] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6075] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6068] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6073] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6072] <... futex resumed>) = 0 [pid 6068] <... futex resumed>) = 1 [pid 6073] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6072] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6068] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6073] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6072] <... futex resumed>) = 0 [pid 6068] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6072] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6068] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6073] <... mprotect resumed>) = 0 [pid 6072] <... futex resumed>) = 0 [pid 6068] <... futex resumed>) = 0 [pid 6072] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6068] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6068] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6073] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6073] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6072] <... futex resumed>) = 0 [pid 6068] <... futex resumed>) = 1 [pid 6072] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6068] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6076 attached [pid 6073] <... clone3 resumed> => {parent_tid=[6076]}, 88) = 6076 [pid 6076] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6073] rt_sigprocmask(SIG_SETMASK, [], [pid 6076] set_robust_list(0x7f7ba9d249a0, 24 [pid 6073] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6076] <... set_robust_list resumed>) = 0 [pid 6073] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6076] rt_sigprocmask(SIG_SETMASK, [], [pid 6073] <... futex resumed>) = 0 [pid 6076] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6076] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6073] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6076] <... openat resumed>) = 3 [pid 6068] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6068] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6076] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6068] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6076] <... futex resumed>) = 1 [pid 6073] <... futex resumed>) = 0 [pid 6076] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6073] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6076] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6073] <... futex resumed>) = 0 [pid 6073] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6076] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6076] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6076] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6073] <... futex resumed>) = 0 [pid 6073] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6076] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6073] <... futex resumed>) = 0 [pid 6076] <... futex resumed>) = 0 [pid 6073] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6076] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6073] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6073] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6076] <... futex resumed>) = 0 [pid 6073] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6076] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6073] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6076] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6073] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6076] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6073] <... futex resumed>) = 0 [pid 6073] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6076] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6073] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6069] <... io_uring_enter resumed>) = 4096 [pid 6069] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6065] exit_group(0) = ? [pid 6069] <... futex resumed>) = ? [pid 6069] +++ exited with 0 +++ [pid 6065] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6065, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6077 ./strace-static-x86_64: Process 6077 attached [pid 6077] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6077] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6077] setpgid(0, 0 [pid 6071] <... io_uring_enter resumed>) = 4096 [pid 6077] <... setpgid resumed>) = 0 [pid 6077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6071] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] exit_group(0 [pid 6077] <... openat resumed>) = 3 [pid 6067] <... exit_group resumed>) = ? [pid 6077] write(3, "1000", 4) = 4 [pid 6071] <... futex resumed>) = ? [pid 6077] close(3) = 0 executing program [pid 6077] write(1, "executing program\n", 18) = 18 [pid 6077] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6077] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6071] +++ exited with 0 +++ [pid 6067] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6067, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6077] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6078 attached [pid 6078] set_robust_list(0x555565a8a6a0, 24 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6078 [pid 6078] <... set_robust_list resumed>) = 0 [pid 6077] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6078] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6077] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6078] <... prctl resumed>) = 0 [pid 6077] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6078] setpgid(0, 0 [pid 6070] <... io_uring_enter resumed>) = 4096 [pid 6066] exit_group(0 [pid 6078] <... setpgid resumed>) = 0 [pid 6077] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6077] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6074] <... futex resumed>) = ? [pid 6066] <... exit_group resumed>) = ? [pid 6078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6077] <... mprotect resumed>) = 0 [pid 6074] +++ exited with 0 +++ [pid 6077] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6078] write(3, "1000", 4 [pid 6077] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6078] <... write resumed>) = 4 [pid 6077] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6078] close(3 [pid 6072] <... io_uring_enter resumed>) = 4096 [pid 6078] <... close resumed>) = 0 executing program [pid 6078] write(1, "executing program\n", 18) = 18 [pid 6078] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6078] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [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) = 0x7f7ba9d04000 [pid 6078] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6080 attached => {parent_tid=[6080]}, 88) = 6080 [pid 6078] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6078] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 6079 attached [pid 6078] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6077] <... clone3 resumed> => {parent_tid=[6079]}, 88) = 6079 [pid 6077] rt_sigprocmask(SIG_SETMASK, [], [pid 6072] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6070] +++ exited with 0 +++ [pid 6079] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6066] +++ exited with 0 +++ [pid 6080] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6077] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6072] <... futex resumed>) = 0 [pid 6079] <... rseq resumed>) = 0 [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6066, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6079] set_robust_list(0x7f7ba9d249a0, 24 [pid 6077] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6068] exit_group(0 [pid 5884] restart_syscall(<... resuming interrupted clone ...> [pid 6079] <... set_robust_list resumed>) = 0 [pid 6077] <... futex resumed>) = 0 [pid 6075] <... futex resumed>) = ? [pid 6068] <... exit_group resumed>) = ? [pid 5884] <... restart_syscall resumed>) = 0 [pid 6080] <... rseq resumed>) = 0 [pid 6079] rt_sigprocmask(SIG_SETMASK, [], [pid 6077] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6075] +++ exited with 0 +++ [pid 6079] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6080] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6080] rt_sigprocmask(SIG_SETMASK, [], [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6080] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6080] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6079] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 6081 [pid 6080] <... openat resumed>) = 3 [pid 6079] <... openat resumed>) = 3 [pid 6080] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6079] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6080] <... futex resumed>) = 1 [pid 6079] <... futex resumed>) = 1 [pid 6078] <... futex resumed>) = 0 [pid 6077] <... futex resumed>) = 0 [pid 6080] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6078] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6077] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6081 attached [pid 6080] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6078] <... futex resumed>) = 0 [pid 6077] <... futex resumed>) = 0 [pid 6080] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6078] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6080] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6079] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6077] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6080] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6079] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6081] set_robust_list(0x555565a8a6a0, 24 [pid 6080] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6080] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6078] <... futex resumed>) = 0 [pid 6080] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6078] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6080] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6078] <... futex resumed>) = 0 [pid 6081] <... set_robust_list resumed>) = 0 [pid 6080] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6079] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6072] +++ exited with 0 +++ [pid 6068] +++ exited with 0 +++ [pid 6081] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6080] <... futex resumed>) = 0 [pid 6079] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6078] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6068, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6080] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6078] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6079] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6081] <... prctl resumed>) = 0 [pid 6080] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6078] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6079] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6081] setpgid(0, 0 [pid 6080] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6079] <... futex resumed>) = 1 [pid 6078] <... futex resumed>) = 0 [pid 6077] <... futex resumed>) = 0 [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6081] <... setpgid resumed>) = 0 [pid 6080] <... futex resumed>) = 0 [pid 6078] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6077] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6080] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6078] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6078] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6077] <... futex resumed>) = 0 [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 6082 [pid 6080] <... futex resumed>) = 0 [pid 6078] <... futex resumed>) = 1 [pid 6081] <... openat resumed>) = 3 [pid 6080] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6078] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6077] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6082 attached [pid 6081] write(3, "1000", 4 [pid 6079] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6082] set_robust_list(0x555565a8a6a0, 24 [pid 6081] <... write resumed>) = 4 [pid 6079] <... futex resumed>) = 0 [pid 6077] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6081] close(3 [pid 6079] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6077] <... futex resumed>) = 0 [pid 6077] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6081] <... close resumed>) = 0 [pid 6079] <... futex resumed>) = 0 [pid 6077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6081] write(1, "executing program\n", 18 [pid 6079] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6077] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6082] <... set_robust_list resumed>) = 0 executing program [pid 6082] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6079] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6077] <... futex resumed>) = 0 [pid 6082] <... prctl resumed>) = 0 [pid 6081] <... write resumed>) = 18 [pid 6079] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6077] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6082] setpgid(0, 0 [pid 6081] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6081] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6082] <... setpgid resumed>) = 0 [pid 6081] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6078] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) executing program [pid 6082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6081] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6076] <... io_uring_enter resumed>) = 4096 [pid 6082] <... openat resumed>) = 3 [pid 6082] write(3, "1000", 4 [pid 6081] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6081] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6076] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6082] <... write resumed>) = 4 [pid 6076] <... futex resumed>) = 0 [pid 6076] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6081] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6073] exit_group(0 [pid 6082] close(3 [pid 6081] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6082] <... close resumed>) = 0 [pid 6081] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6082] write(1, "executing program\n", 18 [pid 6073] <... exit_group resumed>) = ? [pid 6076] <... futex resumed>) = ? [pid 6082] <... write resumed>) = 18 [pid 6081] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6082] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6083 attached [pid 6082] <... futex resumed>) = 0 [pid 6083] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6082] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6081] <... clone3 resumed> => {parent_tid=[6083]}, 88) = 6083 [pid 6083] <... rseq resumed>) = 0 [pid 6076] +++ exited with 0 +++ [pid 6073] +++ exited with 0 +++ [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6073, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6081] rt_sigprocmask(SIG_SETMASK, [], [pid 6083] set_robust_list(0x7f7ba9d249a0, 24 [pid 5881] restart_syscall(<... resuming interrupted clone ...> [pid 6083] <... set_robust_list resumed>) = 0 [pid 6082] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6081] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6081] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6083] rt_sigprocmask(SIG_SETMASK, [], [pid 6082] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6081] <... futex resumed>) = 0 [pid 6083] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6082] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6081] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6077] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5881] <... restart_syscall resumed>) = 0 [pid 6083] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6082] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6083] <... openat resumed>) = 3 [pid 6082] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6083] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6082] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6083] <... futex resumed>) = 1 [pid 6082] <... mprotect resumed>) = 0 [pid 6083] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6081] <... futex resumed>) = 0 [pid 6081] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6083] <... futex resumed>) = 0 [pid 6082] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6081] <... futex resumed>) = 1 [pid 6083] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6082] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6081] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6083] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6084 attached [pid 6083] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 6084 [pid 6084] set_robust_list(0x555565a8a6a0, 24 [pid 6083] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6082] <... clone3 resumed> => {parent_tid=[6085]}, 88) = 6085 [pid 6082] rt_sigprocmask(SIG_SETMASK, [], [pid 6084] <... set_robust_list resumed>) = 0 [pid 6083] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6084] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 6085 attached ) = 0 [pid 6083] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6082] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6085] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6082] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6084] setpgid(0, 0 [pid 6085] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6085] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6085] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6084] <... setpgid resumed>) = 0 [pid 6083] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6082] <... futex resumed>) = 0 [pid 6085] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6083] <... futex resumed>) = 0 [pid 6082] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6081] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6083] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6082] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6081] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6082] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6081] <... futex resumed>) = 0 [pid 6085] <... futex resumed>) = 0 [pid 6084] <... openat resumed>) = 3 [pid 6082] <... futex resumed>) = 0 [pid 6083] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6081] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} executing program [pid 6085] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6084] write(3, "1000", 4 [pid 6083] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6082] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6083] <... futex resumed>) = 1 [pid 6081] <... futex resumed>) = 0 [pid 6084] <... write resumed>) = 4 [pid 6083] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6081] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6084] close(3 [pid 6081] <... futex resumed>) = 0 [pid 6081] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6084] <... close resumed>) = 0 [pid 6081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6084] write(1, "executing program\n", 18 [pid 6083] <... futex resumed>) = 0 [pid 6081] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6081] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6084] <... write resumed>) = 18 [pid 6083] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6085] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6085] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6084] <... futex resumed>) = 0 [pid 6085] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6084] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6085] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6084] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6084] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6085] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6084] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6082] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6081] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6082] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6085] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6082] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6085] <... futex resumed>) = 0 [pid 6082] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6085] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6082] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6082] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6082] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0} => {parent_tid=[6086]}, 88) = 6086 [pid 6082] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6082] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6082] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6086 attached [pid 6086] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6084] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6086] <... rseq resumed>) = 0 [pid 6084] <... mprotect resumed>) = 0 [pid 6086] set_robust_list(0x7f7ba9c9e9a0, 24 [pid 6084] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6082] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6086] <... set_robust_list resumed>) = 0 [pid 6084] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6082] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6085] <... futex resumed>) = 0 [pid 6082] <... futex resumed>) = 1 [pid 6086] rt_sigprocmask(SIG_SETMASK, [], [pid 6085] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6082] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6087 attached [pid 6085] <... futex resumed>) = 0 [pid 6082] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6086] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6085] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6082] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6087] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6086] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6084] <... clone3 resumed> => {parent_tid=[6087]}, 88) = 6087 [pid 6082] <... futex resumed>) = 0 [pid 6087] <... rseq resumed>) = 0 [pid 6086] <... futex resumed>) = 0 [pid 6084] rt_sigprocmask(SIG_SETMASK, [], [pid 6082] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6087] set_robust_list(0x7f7ba9d249a0, 24 [pid 6086] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6084] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6087] <... set_robust_list resumed>) = 0 [pid 6084] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6087] rt_sigprocmask(SIG_SETMASK, [], [pid 6084] <... futex resumed>) = 0 [pid 6087] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6084] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6087] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6087] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6083] <... io_uring_enter resumed>) = 4096 [pid 6087] <... futex resumed>) = 1 [pid 6084] <... futex resumed>) = 0 [pid 6087] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6084] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6083] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6087] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6084] <... futex resumed>) = 0 [pid 6083] <... futex resumed>) = 0 [pid 6087] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6084] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6083] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [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 6081] exit_group(0 [pid 6087] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6079] <... io_uring_enter resumed>) = 4096 [pid 6082] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6079] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6079] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6087] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6087] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6083] <... futex resumed>) = ? [pid 6081] <... exit_group resumed>) = ? [pid 6087] <... mmap resumed>) = 0x7f7ba9c9f000 executing program executing program [pid 6077] exit_group(0 [pid 6087] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6079] <... futex resumed>) = ? [pid 6087] <... futex resumed>) = 1 [pid 6077] <... exit_group resumed>) = ? [pid 6084] <... futex resumed>) = 0 [pid 6087] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6083] +++ exited with 0 +++ [pid 6081] +++ exited with 0 +++ [pid 6079] +++ exited with 0 +++ [pid 6077] +++ exited with 0 +++ [pid 6084] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6081, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6087] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6077, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6084] <... futex resumed>) = 0 [pid 6087] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6084] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6087] <... futex resumed>) = 0 [pid 6084] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6087] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6084] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6087] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6084] <... futex resumed>) = 0 [pid 6087] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6084] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6087] <... futex resumed>) = 0 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6088 ./strace-static-x86_64: Process 6089 attached ./strace-static-x86_64: Process 6088 attached [pid 6089] set_robust_list(0x555565a8a6a0, 24 [pid 6088] set_robust_list(0x555565a8a6a0, 24 [pid 6089] <... set_robust_list resumed>) = 0 [pid 6088] <... set_robust_list resumed>) = 0 [pid 6089] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6088] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6089] <... prctl resumed>) = 0 [pid 6088] <... prctl resumed>) = 0 [pid 6089] setpgid(0, 0 [pid 6088] setpgid(0, 0 [pid 6089] <... setpgid resumed>) = 0 [pid 6088] <... setpgid resumed>) = 0 [pid 6089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6089] <... openat resumed>) = 3 [pid 6088] <... openat resumed>) = 3 [pid 6089] write(3, "1000", 4 [pid 6088] write(3, "1000", 4 [pid 6089] <... write resumed>) = 4 [pid 6088] <... write resumed>) = 4 [pid 6089] close(3 [pid 6088] close(3 [pid 6089] <... close resumed>) = 0 [pid 6088] <... close resumed>) = 0 [pid 6089] write(1, "executing program\n", 18 [pid 6088] write(1, "executing program\n", 18 [pid 6089] <... write resumed>) = 18 [pid 6089] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6088] <... write resumed>) = 18 [pid 6089] <... futex resumed>) = 0 [pid 6088] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6089] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6088] <... futex resumed>) = 0 [pid 6089] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6088] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6089] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6088] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6089] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6088] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6087] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6084] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 6089 [pid 6089] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6088] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6084] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6080] <... io_uring_enter resumed>) = 4096 [pid 6089] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6088] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6087] <... futex resumed>) = 0 [pid 6084] <... futex resumed>) = 1 [pid 6089] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6088] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6087] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6084] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6089] <... mprotect resumed>) = 0 [pid 6088] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6089] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6080] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6089] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6080] <... futex resumed>) = 0 [pid 6078] exit_group(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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6078] <... exit_group resumed>) = ? [pid 6089] <... clone3 resumed> => {parent_tid=[6090]}, 88) = 6090 [pid 6089] rt_sigprocmask(SIG_SETMASK, [], [pid 6088] <... mprotect resumed>) = 0 [pid 6089] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6088] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6089] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6088] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6090 attached [pid 6089] <... futex resumed>) = 0 [pid 6088] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6089] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6090] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6088] <... clone3 resumed> => {parent_tid=[6091]}, 88) = 6091 [pid 6088] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6088] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6088] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6090] <... rseq resumed>) = 0 [pid 6090] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6090] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6090] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6090] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6089] <... futex resumed>) = 0 [pid 6089] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6089] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6090] 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 6090] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6090] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6090] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6089] <... futex resumed>) = 0 [pid 6089] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6089] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6090] <... futex resumed>) = 1 [pid 6090] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6089] <... futex resumed>) = 0 [pid 6089] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6089] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6090] <... futex resumed>) = 1 [pid 6090] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6089] <... futex resumed>) = 0 [pid 6089] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6089] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6091 attached [pid 6090] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6080] +++ exited with 0 +++ [pid 6091] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6078] +++ exited with 0 +++ [pid 6091] <... rseq resumed>) = 0 [pid 6091] set_robust_list(0x7f7ba9d249a0, 24 [pid 6084] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6078, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6091] <... set_robust_list resumed>) = 0 [pid 6091] rt_sigprocmask(SIG_SETMASK, [], [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 6091] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6091] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5877] <... restart_syscall resumed>) = 0 [pid 6091] <... openat resumed>) = 3 [pid 6091] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6088] <... futex resumed>) = 0 [pid 6088] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6092 attached [pid 6088] <... futex resumed>) = 0 [pid 6092] set_robust_list(0x555565a8a6a0, 24 [pid 6088] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6092 [pid 6092] <... set_robust_list resumed>) = 0 [pid 6092] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6091] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6092] <... prctl resumed>) = 0 [pid 6092] setpgid(0, 0) = 0 [pid 6092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6091] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6089] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6091] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6091] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6092] <... openat resumed>) = 3 [pid 6091] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6088] <... futex resumed>) = 0 [pid 6091] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6088] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6088] <... futex resumed>) = 0 [pid 6091] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6088] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6092] write(3, "1000", 4 [pid 6091] <... futex resumed>) = 0 [pid 6088] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6088] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6088] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6092] <... write resumed>) = 4 [pid 6091] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6092] close(3 [pid 6091] <... futex resumed>) = 1 [pid 6088] <... futex resumed>) = 0 [pid 6092] <... close resumed>) = 0 [pid 6088] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6092] write(1, "executing program\n", 18 [pid 6088] <... futex resumed>) = 0 [pid 6092] <... write resumed>) = 18 [pid 6092] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6088] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6092] <... futex resumed>) = 0 [pid 6092] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6092] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6093 attached [pid 6093] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6092] <... clone3 resumed> => {parent_tid=[6093]}, 88) = 6093 [pid 6093] <... rseq resumed>) = 0 [pid 6092] rt_sigprocmask(SIG_SETMASK, [], [pid 6093] set_robust_list(0x7f7ba9d249a0, 24 [pid 6092] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6093] <... set_robust_list resumed>) = 0 [pid 6092] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6093] rt_sigprocmask(SIG_SETMASK, [], [pid 6092] <... futex resumed>) = 0 [pid 6093] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6092] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6093] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6093] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6092] <... futex resumed>) = 0 [pid 6093] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6092] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6093] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6092] <... futex resumed>) = 0 [pid 6093] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6092] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6093] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6093] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6093] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6092] <... futex resumed>) = 0 [pid 6093] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6092] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6093] <... futex resumed>) = 0 [pid 6092] <... futex resumed>) = 0 [pid 6093] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6092] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6092] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6093] <... futex resumed>) = 0 [pid 6092] <... futex resumed>) = 1 [pid 6093] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6092] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6093] <... futex resumed>) = 0 [pid 6092] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6093] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6092] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6093] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6092] <... futex resumed>) = 0 [pid 6093] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6092] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6091] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6088] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6088] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6088] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6092] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6082] exit_group(0) = ? [pid 6086] <... futex resumed>) = ? [pid 6086] +++ exited with 0 +++ [pid 6084] exit_group(0) = ? [pid 6089] exit_group(0) = ? [pid 6085] <... io_uring_enter resumed>) = ? [pid 6085] +++ exited with 0 +++ [pid 6082] +++ exited with 0 +++ [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6082, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6088] exit_group(0) = ? executing program [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6094 ./strace-static-x86_64: Process 6094 attached [pid 6094] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6094] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6094] setpgid(0, 0) = 0 [pid 6094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6094] write(3, "1000", 4) = 4 [pid 6094] close(3) = 0 [pid 6094] write(1, "executing program\n", 18) = 18 [pid 6094] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6094] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6094] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6094] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6094] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6094] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6095 attached => {parent_tid=[6095]}, 88) = 6095 [pid 6094] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6094] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6094] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6095] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6095] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6095] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6095] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6094] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6095] <... openat resumed>) = 3 [pid 6094] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6095] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6094] <... futex resumed>) = 0 [pid 6095] <... futex resumed>) = 0 [pid 6094] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6095] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6094] <... mmap resumed>) = 0x7f7ba9ce3000 [pid 6094] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6094] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [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=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0} => {parent_tid=[6096]}, 88) = 6096 [pid 6094] rt_sigprocmask(SIG_SETMASK, [], [pid 6090] <... io_uring_enter resumed>) = ? [pid 6094] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6096 attached [pid 6094] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6096] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 6094] <... futex resumed>) = 0 [pid 6096] <... rseq resumed>) = 0 [pid 6094] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6096] set_robust_list(0x7f7ba9d039a0, 24) = 0 [pid 6096] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6096] 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 6087] <... io_uring_enter resumed>) = ? [pid 6096] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6087] +++ exited with 0 +++ [pid 6084] +++ exited with 0 +++ [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6084, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6097 attached [pid 6096] <... mmap resumed>) = 0x7f7ba9cbe000 [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 6097 [pid 6096] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6090] +++ exited with 0 +++ [pid 6089] +++ exited with 0 +++ [pid 6096] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6089, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5884] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6097] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 6098 ./strace-static-x86_64: Process 6098 attached [pid 6098] set_robust_list(0x555565a8a6a0, 24 [pid 6097] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6098] <... set_robust_list resumed>) = 0 [pid 6097] setpgid(0, 0) = 0 [pid 6098] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6098] <... prctl resumed>) = 0 [pid 6097] <... openat resumed>) = 3 [pid 6097] write(3, "1000", 4) = 4 [pid 6097] close(3 [pid 6098] setpgid(0, 0) = 0 [pid 6098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6097] <... close resumed>) = 0 executing program [pid 6098] <... openat resumed>) = 3 [pid 6097] write(1, "executing program\n", 18 [pid 6096] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6094] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6098] write(3, "1000", 4 [pid 6097] <... write resumed>) = 18 [pid 6096] <... futex resumed>) = 0 [pid 6094] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6097] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6096] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6095] <... futex resumed>) = 0 [pid 6094] <... futex resumed>) = 1 [pid 6097] <... futex resumed>) = 0 [pid 6095] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6094] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6098] <... write resumed>) = 4 [pid 6097] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6095] <... futex resumed>) = 0 [pid 6094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 6097] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6095] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6094] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6098] close(3) = 0 [pid 6097] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6095] <... futex resumed>) = 0 [pid 6094] <... futex resumed>) = 0 [pid 6098] write(1, "executing program\n", 18 [pid 6097] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6095] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6094] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6098] <... write resumed>) = 18 [pid 6097] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6097] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6094] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6097] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6095] <... futex resumed>) = 0 [pid 6094] <... futex resumed>) = 1 [pid 6097] <... mprotect resumed>) = 0 [pid 6095] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6094] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6098] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6097] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6098] <... futex resumed>) = 0 [pid 6097] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6097] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6099]}, 88) = 6099 [pid 6097] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6097] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6097] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6099 attached [pid 6098] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6099] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6098] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6091] <... io_uring_enter resumed>) = ? [pid 6099] <... rseq resumed>) = 0 [pid 6098] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6099] set_robust_list(0x7f7ba9d249a0, 24 [pid 6098] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6091] +++ exited with 0 +++ [pid 6088] +++ exited with 0 +++ [pid 6099] <... set_robust_list resumed>) = 0 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6088, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6099] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6099] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6098] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6094] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6093] <... io_uring_enter resumed>) = 4096 [pid 6098] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6099] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6097] <... futex resumed>) = 0 [pid 6099] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6097] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6099] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6098] <... mprotect resumed>) = 0 [pid 6097] <... futex resumed>) = 0 [pid 6097] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6092] exit_group(0 [pid 6098] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6092] <... exit_group resumed>) = ? [pid 6099] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6098] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6099] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6099] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6098] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6099] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6099] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6097] <... futex resumed>) = 0 [pid 6097] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6097] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6099] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6093] +++ exited with 0 +++ [pid 6092] +++ exited with 0 +++ [pid 6099] <... futex resumed>) = 1 [pid 6097] <... futex resumed>) = 0 [pid 6099] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6097] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6092, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6099] <... futex resumed>) = 0 [pid 6097] <... futex resumed>) = 0 [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 6099] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6097] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5877] <... restart_syscall resumed>) = 0 [pid 6097] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6097] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6099] <... futex resumed>) = 0 [pid 6097] <... futex resumed>) = 1 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6101 attached [pid 6099] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6097] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6101] set_robust_list(0x555565a8a6a0, 24 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6101 [pid 6101] <... set_robust_list resumed>) = 0 [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_CLOEXEC) = 3 [pid 6101] write(3, "1000", 4./strace-static-x86_64: Process 6100 attached [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6100 [pid 6098] <... clone3 resumed> => {parent_tid=[6102]}, 88) = 6102 [pid 6098] rt_sigprocmask(SIG_SETMASK, [], [pid 6100] set_robust_list(0x555565a8a6a0, 24 [pid 6098] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6102 attached [pid 6101] <... write resumed>) = 4 [pid 6100] <... set_robust_list resumed>) = 0 [pid 6098] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6101] close(3 [pid 6100] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6098] <... futex resumed>) = 0 [pid 6098] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6102] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6102] set_robust_list(0x7f7ba9d249a0, 24 [pid 6101] <... close resumed>) = 0 [pid 6102] <... set_robust_list resumed>) = 0 [pid 6101] write(1, "executing program\n", 18 [pid 6102] rt_sigprocmask(SIG_SETMASK, [], [pid 6101] <... write resumed>) = 18 [pid 6102] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6101] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6102] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6101] <... futex resumed>) = 0 [pid 6100] <... prctl resumed>) = 0 [pid 6101] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6100] setpgid(0, 0 [pid 6102] <... openat resumed>) = 3 [pid 6101] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6100] <... setpgid resumed>) = 0 [pid 6102] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6101] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6102] <... futex resumed>) = 1 [pid 6101] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6102] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6101] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6097] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6101] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6101] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6101] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6103]}, 88) = 6103 [pid 6101] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6101] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6101] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6098] <... futex resumed>) = 0 [pid 6100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6098] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6103 attached [pid 6102] <... futex resumed>) = 0 [pid 6100] <... openat resumed>) = 3 [pid 6098] <... futex resumed>) = 1 [pid 6102] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6100] write(3, "1000", 4 [pid 6098] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6102] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] <... write resumed>) = 4 [pid 6102] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6102] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6103] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6102] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6103] <... rseq resumed>) = 0 [pid 6102] <... futex resumed>) = 1 [pid 6098] <... futex resumed>) = 0 [pid 6103] set_robust_list(0x7f7ba9d249a0, 24 [pid 6102] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6098] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6103] <... set_robust_list resumed>) = 0 [pid 6102] <... futex resumed>) = 0 [pid 6098] <... futex resumed>) = 0 [pid 6103] rt_sigprocmask(SIG_SETMASK, [], [pid 6102] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6098] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6103] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6100] close(3 [pid 6098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6103] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6098] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6103] <... openat resumed>) = 3 [pid 6102] <... futex resumed>) = 0 [pid 6100] <... close resumed>) = 0 [pid 6098] <... futex resumed>) = 1 [pid 6103] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6102] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6098] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6103] <... futex resumed>) = 1 [pid 6102] <... futex resumed>) = 0 [pid 6101] <... futex resumed>) = 0 [pid 6100] write(1, "executing program\n", 18 [pid 6098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6103] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6102] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6101] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6098] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6103] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6101] <... futex resumed>) = 0 [pid 6100] <... write resumed>) = 18 [pid 6098] <... futex resumed>) = 0 [pid 6103] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6102] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6101] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6098] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6103] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6103] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6100] <... futex resumed>) = 0 [pid 6103] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6100] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6103] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6100] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6103] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6100] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6103] <... futex resumed>) = 1 [pid 6101] <... futex resumed>) = 0 [pid 6100] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6100] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6101] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6100] <... mprotect resumed>) = 0 [pid 6101] <... futex resumed>) = 0 [pid 6101] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6100] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6103] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6100] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6103] <... futex resumed>) = 1 [pid 6101] <... futex resumed>) = 0 [pid 6100] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6101] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6103] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6101] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6103] <... futex resumed>) = 0 [pid 6101] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6103] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6101] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6100] <... clone3 resumed> => {parent_tid=[6104]}, 88) = 6104 [pid 6101] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6104 attached [pid 6100] rt_sigprocmask(SIG_SETMASK, [], [pid 6098] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6100] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6100] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6104] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6100] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6104] <... rseq resumed>) = 0 [pid 6104] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6104] rt_sigprocmask(SIG_SETMASK, [], [pid 6101] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6104] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6104] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6104] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6104] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6100] <... futex resumed>) = 0 [pid 6100] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6104] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6104] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6100] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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 6104] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6104] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6104] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6100] <... futex resumed>) = 0 [pid 6104] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6100] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6104] <... futex resumed>) = 0 [pid 6100] <... futex resumed>) = 0 [pid 6104] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6100] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6100] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6104] <... futex resumed>) = 0 [pid 6100] <... futex resumed>) = 1 [pid 6104] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6100] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6104] <... futex resumed>) = 0 [pid 6100] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6104] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6100] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6104] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6100] <... futex resumed>) = 0 [pid 6104] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6100] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6099] <... io_uring_enter resumed>) = 4096 [pid 6095] <... io_uring_enter resumed>) = 4096 [pid 6099] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6095] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6097] exit_group(0 [pid 6095] <... futex resumed>) = 0 [pid 6094] exit_group(0 [pid 6097] <... exit_group resumed>) = ? [pid 6096] <... futex resumed>) = ? [pid 6094] <... exit_group resumed>) = ? [pid 6096] +++ exited with 0 +++ [pid 6099] <... futex resumed>) = ? [pid 6099] +++ exited with 0 +++ [pid 6097] +++ exited with 0 +++ [pid 6095] +++ exited with 0 +++ [pid 6094] +++ exited with 0 +++ [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6097, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6094, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5878] restart_syscall(<... resuming interrupted clone ...> [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6105 ./strace-static-x86_64: Process 6105 attached [pid 5878] <... restart_syscall resumed>) = 0 [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6106 attached [pid 6106] set_robust_list(0x555565a8a6a0, 24 [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 6106 [pid 6106] <... set_robust_list resumed>) = 0 executing program executing program [pid 6106] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6106] setpgid(0, 0 [pid 6105] set_robust_list(0x555565a8a6a0, 24 [pid 6106] <... setpgid resumed>) = 0 [pid 6105] <... set_robust_list resumed>) = 0 [pid 6106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6105] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6106] <... openat resumed>) = 3 [pid 6105] <... prctl resumed>) = 0 [pid 6106] write(3, "1000", 4 [pid 6105] setpgid(0, 0 [pid 6106] <... write resumed>) = 4 [pid 6105] <... setpgid resumed>) = 0 [pid 6106] close(3 [pid 6105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6106] <... close resumed>) = 0 [pid 6105] <... openat resumed>) = 3 [pid 6106] write(1, "executing program\n", 18 [pid 6105] write(3, "1000", 4 [pid 6106] <... write resumed>) = 18 [pid 6105] <... write resumed>) = 4 [pid 6106] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6105] close(3 [pid 6106] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6105] <... close resumed>) = 0 [pid 6106] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6105] write(1, "executing program\n", 18 [pid 6106] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6105] <... write resumed>) = 18 [pid 6106] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6105] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6106] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6105] <... futex resumed>) = 0 [pid 6106] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6105] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6106] <... mprotect resumed>) = 0 [pid 6105] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6106] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6105] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6106] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6105] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6106] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6105] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6107 attached ) = 0x7f7ba9d04000 [pid 6107] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6106] <... clone3 resumed> => {parent_tid=[6107]}, 88) = 6107 [pid 6105] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6107] <... rseq resumed>) = 0 [pid 6106] rt_sigprocmask(SIG_SETMASK, [], [pid 6105] <... mprotect resumed>) = 0 [pid 6107] set_robust_list(0x7f7ba9d249a0, 24 [pid 6106] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6105] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6107] <... set_robust_list resumed>) = 0 [pid 6106] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6105] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6107] rt_sigprocmask(SIG_SETMASK, [], [pid 6106] <... futex resumed>) = 0 [pid 6105] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6108 attached [pid 6107] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6106] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6102] <... io_uring_enter resumed>) = 4096 [pid 6108] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6107] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6105] <... clone3 resumed> => {parent_tid=[6108]}, 88) = 6108 [pid 6107] <... openat resumed>) = 3 [pid 6105] rt_sigprocmask(SIG_SETMASK, [], [pid 6107] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6108] <... rseq resumed>) = 0 [pid 6107] <... futex resumed>) = 1 [pid 6106] <... futex resumed>) = 0 [pid 6105] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6108] set_robust_list(0x7f7ba9d249a0, 24 [pid 6107] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6106] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6105] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6102] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6108] <... set_robust_list resumed>) = 0 [pid 6107] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] <... futex resumed>) = 0 [pid 6102] <... futex resumed>) = 0 [pid 6098] exit_group(0 [pid 6108] rt_sigprocmask(SIG_SETMASK, [], [pid 6107] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6105] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6098] <... exit_group resumed>) = ? [pid 6108] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6107] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6102] +++ exited with 0 +++ [pid 6108] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6107] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6098] +++ exited with 0 +++ [pid 6108] <... openat resumed>) = 3 [pid 6107] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6098, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6108] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6107] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6106] <... futex resumed>) = 0 [pid 6108] <... futex resumed>) = 1 [pid 6107] <... futex resumed>) = 0 [pid 6106] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6105] <... futex resumed>) = 0 [pid 6108] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6107] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6106] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6105] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6109 attached [pid 6108] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6106] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6105] <... futex resumed>) = 0 [pid 6109] set_robust_list(0x555565a8a6a0, 24 [pid 6108] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6107] <... futex resumed>) = 0 [pid 6106] <... futex resumed>) = 1 [pid 6105] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 6109 [pid 6109] <... set_robust_list resumed>) = 0 [pid 6108] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6107] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6106] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6109] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6108] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6107] <... futex resumed>) = 0 [pid 6106] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6109] <... prctl resumed>) = 0 [pid 6108] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6107] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6109] setpgid(0, 0 [pid 6108] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6107] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6106] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6109] <... setpgid resumed>) = 0 [pid 6108] <... futex resumed>) = 1 [pid 6107] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6106] <... futex resumed>) = 0 [pid 6105] <... futex resumed>) = 0 [pid 6109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6108] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6107] <... futex resumed>) = 0 [pid 6106] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6105] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6109] <... openat resumed>) = 3 [pid 6108] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6107] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6106] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6105] <... futex resumed>) = 0 [pid 6109] write(3, "1000", 4 [pid 6108] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6106] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6105] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6109] <... write resumed>) = 4 [pid 6108] <... futex resumed>) = 0 [pid 6107] <... futex resumed>) = 0 [pid 6106] <... futex resumed>) = 1 [pid 6105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6109] close(3 [pid 6108] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6107] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6106] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6105] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6109] <... close resumed>) = 0 [pid 6108] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6105] <... futex resumed>) = 0 [pid 6103] <... io_uring_enter resumed>) = 4096 executing program [pid 6109] write(1, "executing program\n", 18 [pid 6108] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6105] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6109] <... write resumed>) = 18 [pid 6108] <... futex resumed>) = 0 [pid 6105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6103] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6109] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6108] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6105] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6109] <... futex resumed>) = 0 [pid 6105] <... futex resumed>) = 0 [pid 6103] <... futex resumed>) = 0 [pid 6109] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6105] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6103] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6101] exit_group(0 [pid 6109] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6101] <... exit_group resumed>) = ? [pid 6109] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6103] <... futex resumed>) = ? [pid 6109] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6109] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6109] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6109] rt_sigprocmask(SIG_BLOCK, ~[], [], 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6110]}, 88) = 6110 [pid 6109] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6109] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6109] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6110 attached [pid 6110] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6110] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6110] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6110] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6110] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6109] <... futex resumed>) = 0 [pid 6109] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6109] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6106] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6110] 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 6110] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6110] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6110] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6109] <... futex resumed>) = 0 [pid 6109] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6109] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6103] +++ exited with 0 +++ [pid 6101] +++ exited with 0 +++ [pid 5877] --- 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 6110] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6111 attached [pid 6110] <... futex resumed>) = 1 [pid 6109] <... futex resumed>) = 0 [pid 6111] set_robust_list(0x555565a8a6a0, 24 [pid 6109] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6111] <... set_robust_list resumed>) = 0 [pid 6109] <... futex resumed>) = 0 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6111 [pid 6111] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6109] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6111] <... prctl resumed>) = 0 [pid 6111] setpgid(0, 0) = 0 [pid 6110] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6105] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6110] <... futex resumed>) = 1 [pid 6109] <... futex resumed>) = 0 [pid 6111] <... openat resumed>) = 3 [pid 6109] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6109] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6111] write(3, "1000", 4) = 4 [pid 6110] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6111] close(3) = 0 [pid 6111] write(1, "executing program\n", 18executing program ) = 18 [pid 6111] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6111] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6111] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6111] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6111] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6111] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6111] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6112 attached [pid 6112] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6109] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6111] <... clone3 resumed> => {parent_tid=[6112]}, 88) = 6112 [pid 6111] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6112] <... rseq resumed>) = 0 [pid 6111] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6112] set_robust_list(0x7f7ba9d249a0, 24 [pid 6111] <... futex resumed>) = 0 [pid 6112] <... set_robust_list resumed>) = 0 [pid 6111] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6112] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6112] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6112] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6111] <... futex resumed>) = 0 [pid 6104] <... io_uring_enter resumed>) = 4096 [pid 6112] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6111] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6112] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] <... futex resumed>) = 0 [pid 6112] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6111] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6112] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6104] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6100] exit_group(0) = ? [pid 6112] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6112] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6111] <... futex resumed>) = 0 [pid 6104] <... futex resumed>) = ? [pid 6112] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6111] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6112] <... futex resumed>) = 0 [pid 6111] <... futex resumed>) = 0 [pid 6112] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6111] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6111] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6112] <... futex resumed>) = 0 [pid 6111] <... futex resumed>) = 1 [pid 6112] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6111] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6112] <... futex resumed>) = 0 [pid 6111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6112] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6111] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6111] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6104] +++ exited with 0 +++ [pid 6100] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6100, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6111] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6113 attached [pid 6113] set_robust_list(0x555565a8a6a0, 24 [pid 6107] <... io_uring_enter resumed>) = 4096 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6113 [pid 6113] <... set_robust_list resumed>) = 0 [pid 6113] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6113] setpgid(0, 0) = 0 [pid 6113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6113] write(3, "1000", 4 [pid 6107] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6113] <... write resumed>) = 4 [pid 6107] <... futex resumed>) = 0 [pid 6106] exit_group(0executing program [pid 6113] close(3 [pid 6106] <... exit_group resumed>) = ? [pid 6113] <... close resumed>) = 0 [pid 6113] write(1, "executing program\n", 18) = 18 [pid 6113] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6107] +++ exited with 0 +++ [pid 6106] +++ exited with 0 +++ [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6106, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6113] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6114 attached [pid 6113] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6108] <... io_uring_enter resumed>) = 4096 [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 6114 [pid 6108] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6114] set_robust_list(0x555565a8a6a0, 24 [pid 6113] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6108] <... futex resumed>) = 0 [pid 6113] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6110] <... io_uring_enter resumed>) = 4096 [pid 6108] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6105] exit_group(0) = ? [pid 6108] <... futex resumed>) = ? [pid 6113] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6113] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6110] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6113] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6110] <... futex resumed>) = 0 [pid 6113] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6110] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6113] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6115 attached => {parent_tid=[6115]}, 88) = 6115 [pid 6115] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6113] rt_sigprocmask(SIG_SETMASK, [], [pid 6115] <... rseq resumed>) = 0 [pid 6113] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6115] set_robust_list(0x7f7ba9d249a0, 24 [pid 6113] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6115] <... set_robust_list resumed>) = 0 [pid 6113] <... futex resumed>) = 0 [pid 6115] rt_sigprocmask(SIG_SETMASK, [], [pid 6113] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6115] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6115] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6115] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6113] <... futex resumed>) = 0 [pid 6115] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6113] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6115] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] <... futex resumed>) = 0 [pid 6113] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6115] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6108] +++ exited with 0 +++ [pid 6105] +++ exited with 0 +++ [pid 6115] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6115] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6115] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6113] <... futex resumed>) = 0 [pid 6113] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6113] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6115] <... futex resumed>) = 1 [pid 6114] <... set_robust_list resumed>) = 0 [pid 6109] exit_group(0) = ? [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6105, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6110] <... futex resumed>) = ? [pid 6110] +++ exited with 0 +++ [pid 6115] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6115] <... futex resumed>) = 1 [pid 6113] <... futex resumed>) = 0 [pid 6113] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6113] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6115] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6114] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6115] <... futex resumed>) = 1 [pid 6113] <... futex resumed>) = 0 [pid 6113] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6113] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6116 attached [pid 6115] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6114] <... prctl resumed>) = 0 [pid 6109] +++ exited with 0 +++ [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 6116 [pid 6116] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6114] setpgid(0, 0 [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6109, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6114] <... setpgid resumed>) = 0 [pid 6114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5884] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6116] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6114] <... openat resumed>) = 3 [pid 6116] <... prctl resumed>) = 0 [pid 6116] setpgid(0, 0 [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program ./strace-static-x86_64: Process 6117 attached [pid 6116] <... setpgid resumed>) = 0 [pid 6114] write(3, "1000", 4 [pid 6113] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6117] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6114] <... write resumed>) = 4 [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 6117 [pid 6117] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6114] close(3) = 0 [pid 6117] setpgid(0, 0 [pid 6116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6114] write(1, "executing program\n", 18 [pid 6117] <... setpgid resumed>) = 0 [pid 6116] <... openat resumed>) = 3 [pid 6114] <... write resumed>) = 18 [pid 6117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6116] write(3, "1000", 4 [pid 6114] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6116] <... write resumed>) = 4 [pid 6114] <... futex resumed>) = 0 [pid 6117] <... openat resumed>) = 3 [pid 6116] close(3 [pid 6114] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, executing program executing program [pid 6117] write(3, "1000", 4 [pid 6116] <... close resumed>) = 0 [pid 6114] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6117] <... write resumed>) = 4 [pid 6116] write(1, "executing program\n", 18 [pid 6114] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6117] close(3 [pid 6116] <... write resumed>) = 18 [pid 6114] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6117] <... close resumed>) = 0 [pid 6116] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6114] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6117] write(1, "executing program\n", 18 [pid 6116] <... futex resumed>) = 0 [pid 6117] <... write resumed>) = 18 [pid 6116] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6114] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6116] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6116] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6117] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6116] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6114] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6117] <... futex resumed>) = 0 [pid 6116] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6114] <... mprotect resumed>) = 0 [pid 6116] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6117] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6116] <... mprotect resumed>) = 0 [pid 6114] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6117] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6116] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6117] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6116] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6116] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6118 attached [pid 6117] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6114] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6117] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6116] <... clone3 resumed> => {parent_tid=[6118]}, 88) = 6118 [pid 6117] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6116] rt_sigprocmask(SIG_SETMASK, [], [pid 6114] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6116] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6116] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6116] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6117] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6114] <... clone3 resumed> => {parent_tid=[6119]}, 88) = 6119 ./strace-static-x86_64: Process 6119 attached [pid 6118] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6117] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6114] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6119] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6118] <... rseq resumed>) = 0 [pid 6117] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6114] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6119] <... rseq resumed>) = 0 [pid 6118] set_robust_list(0x7f7ba9d249a0, 24 [pid 6117] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6114] <... futex resumed>) = 0 [pid 6119] set_robust_list(0x7f7ba9d249a0, 24 [pid 6118] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 6120 attached [pid 6119] <... set_robust_list resumed>) = 0 [pid 6118] rt_sigprocmask(SIG_SETMASK, [], [pid 6114] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6120] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6119] rt_sigprocmask(SIG_SETMASK, [], [pid 6118] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6117] <... clone3 resumed> => {parent_tid=[6120]}, 88) = 6120 [pid 6120] <... rseq resumed>) = 0 [pid 6120] set_robust_list(0x7f7ba9d249a0, 24 [pid 6119] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6118] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6117] rt_sigprocmask(SIG_SETMASK, [], [pid 6120] <... set_robust_list resumed>) = 0 [pid 6119] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6118] <... openat resumed>) = 3 [pid 6117] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6117] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6120] rt_sigprocmask(SIG_SETMASK, [], [pid 6118] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6120] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6119] <... openat resumed>) = 3 [pid 6118] <... futex resumed>) = 1 [pid 6117] <... futex resumed>) = 0 [pid 6120] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6119] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6118] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6117] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6116] <... futex resumed>) = 0 [pid 6120] <... openat resumed>) = 3 [pid 6119] <... futex resumed>) = 1 [pid 6118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6116] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6114] <... futex resumed>) = 0 [pid 6120] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6119] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6118] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6116] <... futex resumed>) = 0 [pid 6114] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6120] <... futex resumed>) = 1 [pid 6119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6118] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6117] <... futex resumed>) = 0 [pid 6116] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6114] <... futex resumed>) = 0 [pid 6120] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6119] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6118] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6117] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6114] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6117] <... futex resumed>) = 0 [pid 6118] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6117] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6119] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [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 [pid 6118] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6119] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6118] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6120] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6119] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6118] <... futex resumed>) = 1 [pid 6116] <... futex resumed>) = 0 [pid 6116] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6116] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6120] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6119] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6118] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6119] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6118] <... futex resumed>) = 1 [pid 6116] <... futex resumed>) = 0 [pid 6119] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6118] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6116] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6117] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6116] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6118] <... futex resumed>) = 0 [pid 6119] <... futex resumed>) = 0 [pid 6114] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6120] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6119] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6118] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6117] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6116] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6114] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6116] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6114] <... futex resumed>) = 0 [pid 6119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6117] <... futex resumed>) = 0 [pid 6119] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6118] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6119] <... futex resumed>) = 0 [pid 6117] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6116] <... futex resumed>) = 0 [pid 6114] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6119] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6117] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6116] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6114] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6114] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6117] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE [pid 6114] <... futex resumed>) = 0 [pid 6114] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6119] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6117] <... mprotect resumed>) = 0 [pid 6119] <... futex resumed>) = 1 [pid 6117] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6114] <... futex resumed>) = 0 [pid 6119] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6117] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6114] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6117] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0} [pid 6114] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6122 attached [pid 6114] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6122] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6117] <... clone3 resumed> => {parent_tid=[6122]}, 88) = 6122 [pid 6122] <... rseq resumed>) = 0 [pid 6117] rt_sigprocmask(SIG_SETMASK, [], [pid 6122] set_robust_list(0x7f7ba9c9e9a0, 24 [pid 6117] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6122] <... set_robust_list resumed>) = 0 [pid 6117] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6122] rt_sigprocmask(SIG_SETMASK, [], [pid 6117] <... futex resumed>) = 0 [pid 6122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6117] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6122] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6117] <... futex resumed>) = ? [pid 6120] +++ killed by SIGSEGV +++ [pid 6122] +++ killed by SIGSEGV +++ [pid 6117] +++ killed by SIGSEGV +++ [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6117, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5884] restart_syscall(<... resuming interrupted clone ...> [pid 6119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6119] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5884] <... restart_syscall resumed>) = 0 [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6123 attached [pid 6123] set_robust_list(0x555565a8a6a0, 24 [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 6123 [pid 6123] <... set_robust_list resumed>) = 0 [pid 6123] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6123] setpgid(0, 0) = 0 [pid 6123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6116] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6123] write(3, "1000", 4) = 4 [pid 6123] close(3) = 0 executing program [pid 6123] write(1, "executing program\n", 18) = 18 [pid 6123] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6123] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6123] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6123] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6123] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6123] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6123] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6124]}, 88) = 6124 [pid 6123] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6124 attached NULL, 8) = 0 [pid 6114] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6123] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6123] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6124] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6124] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6124] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6124] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6111] exit_group(0) = ? [pid 6112] <... io_uring_enter resumed>) = ? [pid 6124] <... openat resumed>) = 3 [pid 6124] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6123] <... futex resumed>) = 0 [pid 6123] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6124] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6112] +++ exited with 0 +++ [pid 6111] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6111, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6125 ./strace-static-x86_64: Process 6125 attached [pid 6125] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6125] prctl(PR_SET_PDEATHSIG, SIGKILL [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 6124] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6124] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6124] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6125] <... prctl resumed>) = 0 [pid 6124] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6123] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6125] setpgid(0, 0 [pid 6123] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6125] <... setpgid resumed>) = 0 [pid 6123] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6124] <... futex resumed>) = 0 [pid 6123] <... futex resumed>) = 1 [pid 6125] <... openat resumed>) = 3 [pid 6124] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6123] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6125] write(3, "1000", 4 [pid 6124] <... futex resumed>) = 0 [pid 6123] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6125] <... write resumed>) = 4 [pid 6124] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6123] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6125] close(3 [pid 6124] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6123] <... futex resumed>) = 0 [pid 6125] <... close resumed>) = 0 [pid 6124] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6123] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6125] write(1, "executing program\n", 18 [pid 6124] <... futex resumed>) = 0 [pid 6123] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6125] <... write resumed>) = 18 [pid 6124] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6123] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6125] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6124] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6123] <... futex resumed>) = 0 [pid 6125] <... futex resumed>) = 0 [pid 6124] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6123] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6125] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6125] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6125] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6125] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6115] <... io_uring_enter resumed>) = 4096 [pid 6125] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6115] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6125] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6115] <... futex resumed>) = 0 [pid 6113] exit_group(0) = ? [pid 6125] <... clone3 resumed> => {parent_tid=[6126]}, 88) = 6126 [pid 6115] +++ exited with 0 +++ [pid 6113] +++ exited with 0 +++ [pid 6125] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6113, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 6125] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6123] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5880] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 6126 attached [pid 6125] <... futex resumed>) = 0 [pid 5880] <... restart_syscall resumed>) = 0 [pid 6126] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6125] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6127 attached [pid 6126] <... rseq resumed>) = 0 [pid 6126] set_robust_list(0x7f7ba9d249a0, 24 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6127 [pid 6127] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6126] <... set_robust_list resumed>) = 0 [pid 6126] rt_sigprocmask(SIG_SETMASK, [], [pid 6127] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6126] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6127] <... prctl resumed>) = 0 [pid 6126] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6127] setpgid(0, 0) = 0 [pid 6126] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6126] <... futex resumed>) = 1 [pid 6125] <... futex resumed>) = 0 [pid 6125] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6125] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6127] <... openat resumed>) = 3 [pid 6126] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6127] write(3, "1000", 4 [pid 6126] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] <... write resumed>) = 4 [pid 6126] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6127] close(3) = 0 [pid 6127] write(1, "executing program\n", 18executing program ) = 18 [pid 6127] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6127] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6127] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6127] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6126] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6127] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6126] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6127] <... mprotect resumed>) = 0 [pid 6126] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6127] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6126] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6125] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6126] <... futex resumed>) = 0 [pid 6125] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6126] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6125] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6126] <... futex resumed>) = 0 [pid 6127] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6126] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6125] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6125] <... futex resumed>) = 0 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6126] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6125] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6126] <... futex resumed>) = 0 [pid 6125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6128 attached [pid 6126] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6128] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6127] <... clone3 resumed> => {parent_tid=[6128]}, 88) = 6128 [pid 6126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6125] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6128] <... rseq resumed>) = 0 [pid 6127] rt_sigprocmask(SIG_SETMASK, [], [pid 6126] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6125] <... futex resumed>) = 0 [pid 6125] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6128] set_robust_list(0x7f7ba9d249a0, 24 [pid 6127] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6127] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6128] <... set_robust_list resumed>) = 0 [pid 6128] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6128] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6127] <... futex resumed>) = 0 [pid 6128] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6127] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6128] <... futex resumed>) = 0 [pid 6128] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6125] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6119] <... io_uring_enter resumed>) = 4096 [pid 6127] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6119] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6128] <... futex resumed>) = 0 [pid 6127] <... futex resumed>) = 1 [pid 6119] <... futex resumed>) = 0 [pid 6128] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6127] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6119] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6114] exit_group(0 [pid 6128] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6119] <... futex resumed>) = ? [pid 6114] <... exit_group resumed>) = ? [pid 6128] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6119] +++ exited with 0 +++ [pid 6114] +++ exited with 0 +++ [pid 6128] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6114, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6128] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5878] restart_syscall(<... resuming interrupted clone ...> [pid 6128] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6128] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] <... restart_syscall resumed>) = 0 [pid 6128] <... futex resumed>) = 1 [pid 6127] <... futex resumed>) = 0 [pid 6128] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6127] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6128] <... futex resumed>) = 0 [pid 6127] <... futex resumed>) = 0 [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6128] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6127] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6129 attached ) = -1 EAGAIN (Resource temporarily unavailable) [pid 6127] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 6129 [pid 6128] <... futex resumed>) = 0 [pid 6127] <... futex resumed>) = 1 [pid 6127] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6129] set_robust_list(0x555565a8a6a0, 24 [pid 6128] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6129] <... set_robust_list resumed>) = 0 [pid 6128] <... futex resumed>) = 0 [pid 6127] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6129] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6128] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6127] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6118] <... io_uring_enter resumed>) = 4096 [pid 6129] <... prctl resumed>) = 0 [pid 6118] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6129] setpgid(0, 0 [pid 6118] <... futex resumed>) = 0 [pid 6118] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6116] exit_group(0 [pid 6118] <... futex resumed>) = ? [pid 6116] <... exit_group resumed>) = ? [pid 6129] <... setpgid resumed>) = 0 [pid 6118] +++ exited with 0 +++ [pid 6116] +++ exited with 0 +++ [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6116, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5881] restart_syscall(<... resuming interrupted clone ...> [pid 6127] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5881] <... restart_syscall resumed>) = 0 [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6130 attached [pid 6130] set_robust_list(0x555565a8a6a0, 24 [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 6130 [pid 6130] <... set_robust_list resumed>) = 0 [pid 6130] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6130] setpgid(0, 0) = 0 [pid 6130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6130] write(3, "1000", 4) = 4 [pid 6130] close(3) = 0 [pid 6130] write(1, "executing program\n", 18) = 18 [pid 6130] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6130] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6130] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6130] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6130] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6130] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6131 attached => {parent_tid=[6131]}, 88) = 6131 [pid 6130] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6130] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6131] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6130] <... futex resumed>) = 0 [pid 6130] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6131] <... rseq resumed>) = 0 [pid 6131] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6131] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6131] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6129] <... openat resumed>) = 3 [pid 6131] <... openat resumed>) = 3 [pid 6129] write(3, "1000", 4 [pid 6131] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6129] <... write resumed>) = 4 [pid 6124] <... io_uring_enter resumed>) = 4096 [pid 6129] close(3) = 0 [pid 6129] write(1, "executing program\n", 18 [pid 6124] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6123] exit_group(0) = ? [pid 6131] <... futex resumed>) = 0 [pid 6130] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6131] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6130] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [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 resumed>) = 0 [pid 6131] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6130] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6131] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6131] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000executing program ) = 0x7f7ba9c9f000 [pid 6129] <... write resumed>) = 18 [pid 6124] <... futex resumed>) = ? [pid 6131] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6130] <... futex resumed>) = 0 [pid 6130] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6130] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6131] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6130] <... futex resumed>) = 0 [pid 6129] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6131] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6130] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6131] <... futex resumed>) = 0 [pid 6130] <... futex resumed>) = 0 [pid 6131] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6130] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6130] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6131] <... futex resumed>) = 0 [pid 6130] <... futex resumed>) = 1 [pid 6131] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6130] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6129] <... futex resumed>) = 0 [pid 6129] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6124] +++ exited with 0 +++ [pid 6123] +++ exited with 0 +++ [pid 6129] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6123, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6129] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 6132 [pid 6129] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6129] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 ./strace-static-x86_64: Process 6132 attached [pid 6129] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6132] set_robust_list(0x555565a8a6a0, 24 [pid 6129] <... mprotect resumed>) = 0 [pid 6132] <... set_robust_list resumed>) = 0 [pid 6129] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6132] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6129] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6132] <... prctl resumed>) = 0 [pid 6129] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6133 attached [pid 6132] setpgid(0, 0 [pid 6133] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6132] <... setpgid resumed>) = 0 [pid 6129] <... clone3 resumed> => {parent_tid=[6133]}, 88) = 6133 [pid 6126] <... io_uring_enter resumed>) = 4096 [pid 6129] rt_sigprocmask(SIG_SETMASK, [], [pid 6133] <... rseq resumed>) = 0 [pid 6132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6130] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6129] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6129] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6133] set_robust_list(0x7f7ba9d249a0, 24 [pid 6132] <... openat resumed>) = 3 [pid 6129] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6133] <... set_robust_list resumed>) = 0 [pid 6132] write(3, "1000", 4executing program [pid 6133] rt_sigprocmask(SIG_SETMASK, [], [pid 6132] <... write resumed>) = 4 [pid 6126] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6132] close(3 [pid 6126] <... futex resumed>) = 0 [pid 6125] exit_group(0 [pid 6133] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6132] <... close resumed>) = 0 [pid 6125] <... exit_group resumed>) = ? [pid 6126] +++ exited with 0 +++ [pid 6125] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6125, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6134 ./strace-static-x86_64: Process 6134 attached [pid 6134] set_robust_list(0x555565a8a6a0, 24 [pid 6133] <... openat resumed>) = 3 [pid 6132] write(1, "executing program\n", 18 [pid 6133] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6134] <... set_robust_list resumed>) = 0 [pid 6134] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6133] <... futex resumed>) = 1 [pid 6132] <... write resumed>) = 18 [pid 6129] <... futex resumed>) = 0 [pid 6134] <... prctl resumed>) = 0 [pid 6133] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6132] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6129] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6134] setpgid(0, 0) = 0 [pid 6132] <... futex resumed>) = 0 [pid 6129] <... futex resumed>) = 0 [pid 6129] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6132] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6134] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 6132] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6134] <... openat resumed>) = 3 [pid 6134] write(3, "1000", 4 [pid 6132] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6134] <... write resumed>) = 4 [pid 6134] close(3) = 0 executing program [pid 6134] write(1, "executing program\n", 18) = 18 [pid 6132] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6134] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6134] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6134] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6134] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6134] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6134] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6134] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6135]}, 88) = 6135 [pid 6134] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6135 attached [pid 6134] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6132] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6134] <... futex resumed>) = 0 [pid 6134] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6133] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6132] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6135] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6133] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6132] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6135] <... rseq resumed>) = 0 [pid 6133] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6132] <... mprotect resumed>) = 0 [pid 6135] set_robust_list(0x7f7ba9d249a0, 24 [pid 6133] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6132] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6135] <... set_robust_list resumed>) = 0 [pid 6133] <... futex resumed>) = 1 [pid 6132] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6129] <... futex resumed>) = 0 [pid 6129] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6129] <... futex resumed>) = 0 [pid 6135] rt_sigprocmask(SIG_SETMASK, [], [pid 6129] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6136 attached [pid 6136] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6135] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6134] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6133] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6132] <... clone3 resumed> => {parent_tid=[6136]}, 88) = 6136 [pid 6136] <... rseq resumed>) = 0 [pid 6135] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6134] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] <... futex resumed>) = 1 [pid 6132] rt_sigprocmask(SIG_SETMASK, [], [pid 6129] <... futex resumed>) = 0 [pid 6136] set_robust_list(0x7f7ba9d249a0, 24 [pid 6135] <... openat resumed>) = 3 [pid 6134] <... futex resumed>) = 0 [pid 6133] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6132] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6129] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6136] <... set_robust_list resumed>) = 0 [pid 6135] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6134] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6133] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6132] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6129] <... futex resumed>) = 0 [pid 6136] rt_sigprocmask(SIG_SETMASK, [], [pid 6134] <... mmap resumed>) = 0x7f7ba9ce3000 [pid 6132] <... futex resumed>) = 0 [pid 6129] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6136] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6134] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE [pid 6132] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6136] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6135] <... futex resumed>) = 0 [pid 6134] <... mprotect resumed>) = 0 [pid 6133] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6136] <... openat resumed>) = 3 [pid 6134] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6136] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6134] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6136] <... futex resumed>) = 1 [pid 6134] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0}./strace-static-x86_64: Process 6137 attached [pid 6136] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6135] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6133] <... futex resumed>) = 1 [pid 6132] <... futex resumed>) = 0 [pid 6129] <... futex resumed>) = 0 [pid 6137] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 6133] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6132] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6129] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6137] <... rseq resumed>) = 0 [pid 6136] <... futex resumed>) = 0 [pid 6133] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6132] <... futex resumed>) = 1 [pid 6129] <... futex resumed>) = 0 [pid 6137] set_robust_list(0x7f7ba9d039a0, 24 [pid 6136] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6133] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6132] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6137] <... set_robust_list resumed>) = 0 [pid 6136] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6129] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6137] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6137] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6134] <... clone3 resumed> => {parent_tid=[6137]}, 88) = 6137 [pid 6134] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6134] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6137] <... futex resumed>) = 0 [pid 6134] <... futex resumed>) = 1 [pid 6137] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6134] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6137] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6137] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6136] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6137] <... mmap resumed>) = 0x7f7ba9cbe000 [pid 6137] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c7e000 [pid 6137] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6136] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6132] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6137] <... futex resumed>) = 1 [pid 6134] <... futex resumed>) = 0 [pid 6136] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6132] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6137] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6136] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6134] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6132] <... futex resumed>) = 0 [pid 6134] <... futex resumed>) = 1 [pid 6134] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6136] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6135] <... futex resumed>) = 0 [pid 6132] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6136] <... futex resumed>) = 0 [pid 6135] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6132] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6136] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6135] <... futex resumed>) = 1 [pid 6134] <... futex resumed>) = 0 [pid 6132] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE [pid 6134] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6129] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6134] <... futex resumed>) = 0 [pid 6135] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6134] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6132] <... mprotect resumed>) = 0 [pid 6128] <... io_uring_enter resumed>) = 4096 [pid 6134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6127] exit_group(0 [pid 6134] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6127] <... exit_group resumed>) = ? [pid 6134] <... futex resumed>) = 0 [pid 6134] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6128] +++ exited with 0 +++ [pid 6135] <... futex resumed>) = 1 [pid 6134] <... futex resumed>) = 0 [pid 6132] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6135] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6132] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6134] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=47000000} [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=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0} [pid 6127] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6127, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- ./strace-static-x86_64: Process 6138 attached [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6132] <... clone3 resumed> => {parent_tid=[6138]}, 88) = 6138 [pid 6132] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6132] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6132] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6131] <... io_uring_enter resumed>) = 4096 [pid 6131] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6130] exit_group(0) = ? [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6131] <... futex resumed>) = ? [pid 6131] +++ exited with 0 +++ [pid 6130] +++ exited with 0 +++ [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6130, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6139 [pid 6138] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6134] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6138] <... rseq resumed>) = 0 [pid 5881] restart_syscall(<... resuming interrupted clone ...> [pid 6138] set_robust_list(0x7f7ba9c9e9a0, 24) = 0 [pid 6138] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6138] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6132] <... futex resumed>) = 0 [pid 6138] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6132] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6136] <... futex resumed>) = 0 [pid 6136] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6132] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6136] <... futex resumed>) = 0 [pid 6136] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6132] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6136] <... futex resumed>) = 0 [pid 6132] <... futex resumed>) = 1 [pid 6136] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6132] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5881] <... restart_syscall resumed>) = 0 [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6139 attached executing program executing program , child_tidptr=0x555565a8a690) = 6140 ./strace-static-x86_64: Process 6140 attached [pid 6140] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6140] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6140] setpgid(0, 0) = 0 [pid 6140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6139] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6139] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6139] setpgid(0, 0) = 0 [pid 6139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6140] <... openat resumed>) = 3 [pid 6132] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6139] write(3, "1000", 4) = 4 [pid 6139] close(3) = 0 [pid 6139] write(1, "executing program\n", 18) = 18 [pid 6139] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6139] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6139] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6139] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6139] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6139] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6140] write(3, "1000", 4 [pid 6139] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6140] <... write resumed>) = 4 [pid 6139] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6140] close(3) = 0 [pid 6139] <... clone3 resumed> => {parent_tid=[6141]}, 88) = 6141 [pid 6140] write(1, "executing program\n", 18 [pid 6139] rt_sigprocmask(SIG_SETMASK, [], [pid 6140] <... write resumed>) = 18 [pid 6139] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6140] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6139] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6140] <... futex resumed>) = 0 [pid 6139] <... futex resumed>) = 0 [pid 6140] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6139] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6141 attached [pid 6140] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6140] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6140] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6141] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6140] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6141] <... rseq resumed>) = 0 [pid 6140] <... mprotect resumed>) = 0 [pid 6140] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6141] set_robust_list(0x7f7ba9d249a0, 24 [pid 6140] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6142 attached [pid 6141] <... set_robust_list resumed>) = 0 [pid 6141] rt_sigprocmask(SIG_SETMASK, [], [pid 6140] <... clone3 resumed> => {parent_tid=[6142]}, 88) = 6142 [pid 6141] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6140] rt_sigprocmask(SIG_SETMASK, [], [pid 6141] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6140] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6140] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6140] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6142] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6141] <... openat resumed>) = 3 [pid 6142] <... rseq resumed>) = 0 [pid 6141] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6142] set_robust_list(0x7f7ba9d249a0, 24 [pid 6141] <... futex resumed>) = 1 [pid 6139] <... futex resumed>) = 0 [pid 6142] <... set_robust_list resumed>) = 0 [pid 6141] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6139] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6142] rt_sigprocmask(SIG_SETMASK, [], [pid 6141] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6139] <... futex resumed>) = 0 [pid 6142] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6139] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6142] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6142] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6141] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6142] <... futex resumed>) = 1 [pid 6141] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6142] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6141] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6140] <... futex resumed>) = 0 [pid 6140] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6142] <... futex resumed>) = 0 [pid 6140] <... futex resumed>) = 1 [pid 6142] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6140] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6142] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6139] <... futex resumed>) = 0 [pid 6139] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6141] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6139] <... futex resumed>) = 0 [pid 6139] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6139] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6139] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6142] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6141] <... futex resumed>) = 1 [pid 6139] <... futex resumed>) = 0 [pid 6139] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=40000000} [pid 6142] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6141] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6139] <... futex resumed>) = 0 [pid 6139] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6141] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6139] <... futex resumed>) = 0 [pid 6139] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6142] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6140] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6142] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6140] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6140] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6142] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6140] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6142] <... futex resumed>) = 0 [pid 6140] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE [pid 6142] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6140] <... mprotect resumed>) = 0 [pid 6140] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6140] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0}./strace-static-x86_64: Process 6143 attached [pid 6139] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6140] <... clone3 resumed> => {parent_tid=[6143]}, 88) = 6143 [pid 6140] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6140] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6140] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6143] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053) = 0 [pid 6143] set_robust_list(0x7f7ba9c9e9a0, 24) = 0 [pid 6133] <... io_uring_enter resumed>) = 4096 [pid 6133] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6143] rt_sigprocmask(SIG_SETMASK, [], [pid 6133] <... futex resumed>) = 0 [pid 6133] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6129] exit_group(0 [pid 6143] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6143] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] <... futex resumed>) = ? [pid 6129] <... exit_group resumed>) = ? [pid 6143] <... futex resumed>) = 1 [pid 6140] <... futex resumed>) = 0 [pid 6133] +++ exited with 0 +++ [pid 6143] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6140] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6129] +++ exited with 0 +++ [pid 6142] <... futex resumed>) = 0 [pid 6140] <... futex resumed>) = 1 [pid 6142] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6142] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6140] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6129, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6140] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5878] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6140] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6142] <... futex resumed>) = 0 [pid 6142] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6140] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6144 attached , child_tidptr=0x555565a8a690) = 6144 [pid 6144] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6140] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6144] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6144] setpgid(0, 0) = 0 [pid 6144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6144] write(3, "1000", 4) = 4 [pid 6144] close(3 [pid 6136] <... io_uring_enter resumed>) = 4096 [pid 6144] <... close resumed>) = 0 [pid 6144] write(1, "executing program\n", 18executing program ) = 18 [pid 6144] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6144] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6144] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6144] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6135] <... io_uring_enter resumed>) = 4096 [pid 6144] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6135] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6144] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6134] exit_group(0 [pid 6144] <... mprotect resumed>) = 0 [pid 6137] <... futex resumed>) = ? [pid 6135] <... futex resumed>) = ? [pid 6134] <... exit_group resumed>) = ? [pid 6144] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6137] +++ exited with 0 +++ [pid 6144] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6144] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6145 attached => {parent_tid=[6145]}, 88) = 6145 [pid 6145] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6144] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6144] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6145] <... rseq resumed>) = 0 [pid 6144] <... futex resumed>) = 0 [pid 6136] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6135] +++ exited with 0 +++ [pid 6134] +++ exited with 0 +++ [pid 6136] <... futex resumed>) = 0 [pid 6132] exit_group(0 [pid 6136] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6132] <... exit_group resumed>) = ? [pid 6138] <... futex resumed>) = ? [pid 6136] <... futex resumed>) = ? [pid 6145] set_robust_list(0x7f7ba9d249a0, 24 [pid 6138] +++ exited with 0 +++ [pid 6136] +++ exited with 0 +++ [pid 6132] +++ exited with 0 +++ [pid 6145] <... set_robust_list resumed>) = 0 [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6132, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6145] rt_sigprocmask(SIG_SETMASK, [], [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6134, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6145] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 6145] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5877] <... restart_syscall resumed>) = 0 [pid 6145] <... openat resumed>) = 3 [pid 6145] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6144] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 6146 [pid 6145] <... futex resumed>) = 0 [pid 6144] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6145] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6144] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6145] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6144] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6146 attached [pid 6145] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6144] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6147 attached [pid 6146] set_robust_list(0x555565a8a6a0, 24 [pid 6145] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6145] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6145] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6144] <... futex resumed>) = 0 [pid 6145] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6144] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6146] <... set_robust_list resumed>) = 0 [pid 6145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6147 [pid 6145] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6144] <... futex resumed>) = 0 [pid 6145] <... futex resumed>) = 0 [pid 6144] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6145] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6144] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6144] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6145] <... futex resumed>) = 0 [pid 6144] <... futex resumed>) = 1 [pid 6145] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6144] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6145] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6144] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6147] set_robust_list(0x555565a8a6a0, 24 [pid 6146] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6144] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6145] <... futex resumed>) = 0 [pid 6144] <... futex resumed>) = 1 [pid 6145] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6144] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6147] <... set_robust_list resumed>) = 0 [pid 6146] <... prctl resumed>) = 0 [pid 6147] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6146] setpgid(0, 0) = 0 [pid 6147] <... prctl resumed>) = 0 [pid 6146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6146] write(3, "1000", 4 [pid 6147] setpgid(0, 0 [pid 6146] <... write resumed>) = 4 [pid 6147] <... setpgid resumed>) = 0 [pid 6146] close(3 [pid 6141] <... io_uring_enter resumed>) = 4096 [pid 6147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6146] <... close resumed>) = 0 [pid 6141] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6147] <... openat resumed>) = 3 [pid 6146] write(1, "executing program\n", 18 [pid 6144] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6141] <... futex resumed>) = 0 [pid 6139] exit_group(0) = ? [pid 6147] write(3, "1000", 4 [pid 6146] <... write resumed>) = 18 [pid 6147] <... write resumed>) = 4 [pid 6147] close(3 [pid 6146] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6147] <... close resumed>) = 0 [pid 6146] <... futex resumed>) = 0 [pid 6142] <... io_uring_enter resumed>) = 4096 [pid 6141] +++ exited with 0 +++ [pid 6139] +++ exited with 0 +++ executing program [pid 6147] write(1, "executing program\n", 18 [pid 6146] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6139, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6147] <... write resumed>) = 18 [pid 6146] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6147] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6146] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6147] <... futex resumed>) = 0 [pid 6146] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6142] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6147] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6146] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6140] exit_group(0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6147] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6146] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6143] <... futex resumed>) = ? [pid 6140] <... exit_group resumed>) = ? [pid 6143] +++ exited with 0 +++ ./strace-static-x86_64: Process 6148 attached [pid 6147] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6146] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6148] set_robust_list(0x555565a8a6a0, 24 [pid 6146] <... mprotect resumed>) = 0 [pid 6147] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6148] <... set_robust_list resumed>) = 0 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6148 [pid 6148] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6147] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6146] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6142] <... futex resumed>) = ? [pid 6148] <... prctl resumed>) = 0 [pid 6148] setpgid(0, 0 [pid 6147] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6146] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6148] <... setpgid resumed>) = 0 [pid 6147] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6142] +++ exited with 0 +++ [pid 6140] +++ exited with 0 +++ [pid 6148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6140, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5881] restart_syscall(<... resuming interrupted clone ...> [pid 6147] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6149 attached [pid 6148] <... openat resumed>) = 3 [pid 6147] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6146] <... clone3 resumed> => {parent_tid=[6149]}, 88) = 6149 [pid 5881] <... restart_syscall resumed>) = 0 [pid 6148] write(3, "1000", 4 [pid 6147] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6146] rt_sigprocmask(SIG_SETMASK, [], [pid 6148] <... write resumed>) = 4 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6146] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6148] close(3 [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6151 attached ./strace-static-x86_64: Process 6150 attached [pid 6148] <... close resumed>) = 0 [pid 6146] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] set_robust_list(0x555565a8a6a0, 24executing program [pid 6150] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6148] write(1, "executing program\n", 18 [pid 6147] <... clone3 resumed> => {parent_tid=[6150]}, 88) = 6150 [pid 6146] <... futex resumed>) = 0 [pid 6151] <... set_robust_list resumed>) = 0 [pid 6149] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 6151 [pid 6146] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6147] rt_sigprocmask(SIG_SETMASK, [], [pid 6151] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6150] <... rseq resumed>) = 0 [pid 6149] <... rseq resumed>) = 0 [pid 6148] <... write resumed>) = 18 [pid 6151] <... prctl resumed>) = 0 [pid 6149] set_robust_list(0x7f7ba9d249a0, 24 [pid 6147] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6151] setpgid(0, 0 [pid 6150] set_robust_list(0x7f7ba9d249a0, 24 [pid 6149] <... set_robust_list resumed>) = 0 [pid 6148] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6147] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] <... setpgid resumed>) = 0 [pid 6150] <... set_robust_list resumed>) = 0 [pid 6149] rt_sigprocmask(SIG_SETMASK, [], [pid 6148] <... futex resumed>) = 0 [pid 6147] <... futex resumed>) = 0 [pid 6151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6150] rt_sigprocmask(SIG_SETMASK, [], [pid 6149] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6151] <... openat resumed>) = 3 [pid 6150] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6149] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6148] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6147] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6150] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6149] <... openat resumed>) = 3 [pid 6148] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6150] <... openat resumed>) = 3 [pid 6149] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6148] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6150] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] <... futex resumed>) = 1 [pid 6148] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6146] <... futex resumed>) = 0 [pid 6151] write(3, "1000", 4 [pid 6150] <... futex resumed>) = 1 [pid 6149] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6148] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6147] <... futex resumed>) = 0 [pid 6146] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] <... write resumed>) = 4 [pid 6149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6147] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6148] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6146] <... futex resumed>) = 0 [pid 6146] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6147] <... futex resumed>) = 0 [pid 6151] close(3 [pid 6149] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6148] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6151] <... close resumed>) = 0 [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] <... mprotect resumed>) = 0 [pid 6147] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6151] write(1, "executing program\n", 18 [pid 6149] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0executing program [pid 6151] <... write resumed>) = 18 [pid 6150] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6149] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6148] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6151] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6151] <... futex resumed>) = 0 [pid 6150] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6149] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6148] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6151] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6149] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6149] <... futex resumed>) = 1 [pid 6151] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6149] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6151] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6151] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6151] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6151] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6151] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6152 attached [pid 6148] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6146] <... futex resumed>) = 0 [pid 6151] <... clone3 resumed> => {parent_tid=[6152]}, 88) = 6152 [pid 6146] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6153 attached [pid 6151] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] <... futex resumed>) = 0 [pid 6146] <... futex resumed>) = 1 [pid 6151] <... futex resumed>) = 0 [pid 6149] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6153] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6151] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6149] <... futex resumed>) = 0 [pid 6146] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6149] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6153] <... rseq resumed>) = 0 [pid 6146] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6153] set_robust_list(0x7f7ba9d249a0, 24 [pid 6152] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6150] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6148] <... clone3 resumed> => {parent_tid=[6153]}, 88) = 6153 [pid 6146] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] <... futex resumed>) = 0 [pid 6146] <... futex resumed>) = 1 [pid 6149] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6153] <... set_robust_list resumed>) = 0 [pid 6152] <... rseq resumed>) = 0 [pid 6150] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6149] <... futex resumed>) = 0 [pid 6148] rt_sigprocmask(SIG_SETMASK, [], [pid 6146] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6153] rt_sigprocmask(SIG_SETMASK, [], [pid 6152] set_robust_list(0x7f7ba9d249a0, 24 [pid 6150] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6149] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6148] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6146] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6153] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6152] <... set_robust_list resumed>) = 0 [pid 6150] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6148] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6146] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6153] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6152] rt_sigprocmask(SIG_SETMASK, [], [pid 6150] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] <... futex resumed>) = 0 [pid 6148] <... futex resumed>) = 0 [pid 6146] <... futex resumed>) = 1 [pid 6153] <... openat resumed>) = 3 [pid 6152] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6150] <... 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 6148] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6147] <... futex resumed>) = 0 [pid 6146] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6152] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6150] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6153] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6152] <... openat resumed>) = 3 [pid 6148] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6147] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6153] <... futex resumed>) = 0 [pid 6152] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6150] <... futex resumed>) = 0 [pid 6148] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6147] <... futex resumed>) = 1 [pid 6153] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6152] <... futex resumed>) = 1 [pid 6150] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6148] <... futex resumed>) = 0 [pid 6147] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6152] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6150] <... futex resumed>) = 0 [pid 6148] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6150] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6147] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6151] <... futex resumed>) = 0 [pid 6147] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6153] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6150] <... futex resumed>) = 0 [pid 6147] <... futex resumed>) = 1 [pid 6151] <... futex resumed>) = 1 [pid 6151] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6152] <... futex resumed>) = 0 [pid 6150] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6147] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6152] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6153] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [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>) = 0 [pid 6147] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6146] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6152] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6150] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6147] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6152] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6147] <... futex resumed>) = 0 [pid 6147] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6152] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6153] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6152] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6148] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6148] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6153] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6152] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6148] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6151] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6151] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6152] <... futex resumed>) = 1 [pid 6151] <... futex resumed>) = 0 [pid 6152] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6152] <... futex resumed>) = 0 [pid 6151] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6152] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6152] <... futex resumed>) = 0 [pid 6151] <... futex resumed>) = 0 [pid 6151] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6152] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6151] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6148] <... mmap resumed>) = 0x7f7ba9cbe000 [pid 6152] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6151] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6153] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6152] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6151] <... futex resumed>) = 0 [pid 6148] mprotect(0x7f7ba9cbf000, 131072, PROT_READ|PROT_WRITE [pid 6147] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6151] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6148] <... mprotect resumed>) = 0 [pid 6153] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6148] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6153] <... futex resumed>) = 0 [pid 6148] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6148] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9cde990, parent_tid=0x7f7ba9cde990, exit_signal=0, stack=0x7f7ba9cbe000, stack_size=0x20300, tls=0x7f7ba9cde6c0} [pid 6153] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6154 attached [pid 6148] <... clone3 resumed> => {parent_tid=[6154]}, 88) = 6154 [pid 6145] <... io_uring_enter resumed>) = 4096 [pid 6154] rseq(0x7f7ba9cdefe0, 0x20, 0, 0x53053053 [pid 6148] rt_sigprocmask(SIG_SETMASK, [], [pid 6154] <... rseq resumed>) = 0 [pid 6148] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6154] set_robust_list(0x7f7ba9cde9a0, 24 [pid 6148] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6154] <... set_robust_list resumed>) = 0 [pid 6148] <... futex resumed>) = 0 [pid 6145] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6145] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6148] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6154] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6144] exit_group(0 [pid 6154] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6144] <... exit_group resumed>) = ? [pid 6145] <... futex resumed>) = ? [pid 6154] <... futex resumed>) = 1 [pid 6148] <... futex resumed>) = 0 [pid 6145] +++ exited with 0 +++ [pid 6144] +++ exited with 0 +++ [pid 6154] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6148] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6144, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5878] restart_syscall(<... resuming interrupted clone ...> [pid 6148] <... futex resumed>) = 1 [pid 6153] <... futex resumed>) = 0 [pid 6148] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6153] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] <... restart_syscall resumed>) = 0 [pid 6153] <... futex resumed>) = 1 [pid 6148] <... futex resumed>) = 0 [pid 6153] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6148] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6155 attached [pid 6148] <... futex resumed>) = 0 [pid 6148] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 6155 [pid 6155] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6155] prctl(PR_SET_PDEATHSIG, SIGKILL) = 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 executing program [pid 6155] write(1, "executing program\n", 18) = 18 [pid 6148] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6155] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6155] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6155] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6155] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6156 attached [pid 6156] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6155] <... clone3 resumed> => {parent_tid=[6156]}, 88) = 6156 [pid 6156] <... rseq resumed>) = 0 [pid 6156] set_robust_list(0x7f7ba9d249a0, 24 [pid 6155] rt_sigprocmask(SIG_SETMASK, [], [pid 6156] <... set_robust_list resumed>) = 0 [pid 6155] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6156] rt_sigprocmask(SIG_SETMASK, [], [pid 6155] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6156] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6155] <... futex resumed>) = 0 [pid 6156] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6155] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6156] <... openat resumed>) = 3 [pid 6156] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6155] <... futex resumed>) = 0 [pid 6155] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6156] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6155] <... futex resumed>) = 0 [pid 6155] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6156] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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) = 0x7f7ba9cdf000 [pid 6156] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6156] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6155] <... futex resumed>) = 0 [pid 6155] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6155] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6156] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6155] <... futex resumed>) = 0 [pid 6155] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6156] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6155] <... futex resumed>) = 0 [pid 6156] <... futex resumed>) = 0 [pid 6155] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6156] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6155] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6155] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6155] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6156] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [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 resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6149] <... io_uring_enter resumed>) = 4096 [pid 6149] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6146] exit_group(0) = ? [pid 6149] <... futex resumed>) = ? [pid 6150] <... io_uring_enter resumed>) = 4096 [pid 6149] +++ exited with 0 +++ [pid 6146] +++ exited with 0 +++ [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6146, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6150] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] restart_syscall(<... resuming interrupted clone ...> [pid 6150] <... futex resumed>) = 0 [pid 6147] exit_group(0 [pid 5884] <... restart_syscall resumed>) = 0 [pid 6147] <... exit_group resumed>) = ? [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6157 ./strace-static-x86_64: Process 6157 attached [pid 6157] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6157] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6157] setpgid(0, 0) = 0 [pid 6157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6157] write(3, "1000", 4) = 4 [pid 6157] close(3) = 0 executing program [pid 6157] write(1, "executing program\n", 18) = 18 [pid 6157] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6157] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6157] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6157] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6157] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6157] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6157] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6158 attached => {parent_tid=[6158]}, 88) = 6158 [pid 6157] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6157] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6157] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6158] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6150] +++ exited with 0 +++ [pid 6147] +++ exited with 0 +++ [pid 6158] <... rseq resumed>) = 0 [pid 6158] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6147, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6158] rt_sigprocmask(SIG_SETMASK, [], [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 6158] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6158] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6158] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] <... restart_syscall resumed>) = 0 [pid 6158] <... futex resumed>) = 1 [pid 6157] <... futex resumed>) = 0 [pid 6158] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6157] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6158] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6157] <... futex resumed>) = 0 [pid 6158] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6157] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6158] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6158] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6158] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6157] <... futex resumed>) = 0 [pid 6158] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6157] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6158] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6157] <... futex resumed>) = 0 [pid 6158] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6157] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6152] <... io_uring_enter resumed>) = 4096 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6159 [pid 6158] <... futex resumed>) = 0 [pid 6157] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6158] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6157] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6158] <... futex resumed>) = 0 [pid 6157] <... futex resumed>) = 0 [pid 6158] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6157] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6157] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6158] <... futex resumed>) = 0 [pid 6157] <... futex resumed>) = 1 [pid 6158] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6157] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6151] exit_group(0) = ? [pid 6152] +++ exited with 0 +++ [pid 6151] +++ exited with 0 +++ [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6151, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5881] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 6159 attached ) = 0 [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6160 attached , child_tidptr=0x555565a8a690) = 6160 [pid 6160] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6160] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6160] setpgid(0, 0) = 0 [pid 6160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6160] write(3, "1000", 4) = 4 [pid 6160] close(3) = 0 executing program [pid 6160] write(1, "executing program\n", 18) = 18 [pid 6160] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6160] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6160] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6160] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6160] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6160] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6159] set_robust_list(0x555565a8a6a0, 24 [pid 6160] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6159] <... set_robust_list resumed>) = 0 [pid 6157] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6153] <... io_uring_enter resumed>) = 4096 [pid 6160] <... clone3 resumed> => {parent_tid=[6161]}, 88) = 6161 [pid 6160] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6160] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6160] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6161 attached [pid 6161] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6159] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6153] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6148] exit_group(0 [pid 6161] set_robust_list(0x7f7ba9d249a0, 24 [pid 6148] <... exit_group resumed>) = ? [pid 6161] <... set_robust_list resumed>) = 0 [pid 6159] <... prctl resumed>) = 0 [pid 6154] <... futex resumed>) = ? [pid 6153] <... futex resumed>) = ? [pid 6161] rt_sigprocmask(SIG_SETMASK, [], [pid 6159] setpgid(0, 0 [pid 6154] +++ exited with 0 +++ [pid 6161] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6161] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6161] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6160] <... futex resumed>) = 0 [pid 6160] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6160] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6161] 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 6161] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6161] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6159] <... setpgid resumed>) = 0 [pid 6153] +++ exited with 0 +++ [pid 6148] +++ exited with 0 +++ [pid 6161] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6159] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6161] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6160] <... futex resumed>) = 0 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6148, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6161] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6160] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] restart_syscall(<... resuming interrupted clone ...> [pid 6161] <... futex resumed>) = 0 [pid 6160] <... futex resumed>) = 0 [pid 6161] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6160] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6160] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6161] <... futex resumed>) = 0 [pid 6160] <... futex resumed>) = 1 [pid 6161] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6160] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6161] <... futex resumed>) = 0 [pid 6160] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6161] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5880] <... restart_syscall resumed>) = 0 [pid 6161] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6160] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6159] <... openat resumed>) = 3 [pid 6161] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6160] <... futex resumed>) = 0 [pid 6160] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6159] write(3, "1000", 4) = 4 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6162 attached [pid 6159] close(3 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6162 [pid 6159] <... close resumed>) = 0 [pid 6162] set_robust_list(0x555565a8a6a0, 24executing program ) = 0 [pid 6162] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6162] setpgid(0, 0 [pid 6159] write(1, "executing program\n", 18 [pid 6162] <... setpgid resumed>) = 0 [pid 6159] <... write resumed>) = 18 [pid 6162] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6159] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6162] <... openat resumed>) = 3 [pid 6159] <... futex resumed>) = 0 [pid 6162] write(3, "1000", 4 [pid 6159] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6162] <... write resumed>) = 4 [pid 6159] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6162] close(3 [pid 6159] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6162] <... close resumed>) = 0 executing program [pid 6159] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6162] write(1, "executing program\n", 18 [pid 6159] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6162] <... write resumed>) = 18 [pid 6162] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6159] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6162] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6159] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6162] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6159] <... mprotect resumed>) = 0 [pid 6162] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6159] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6162] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6159] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6162] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6162] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6162] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6162] <... clone3 resumed> => {parent_tid=[6163]}, 88) = 6163 [pid 6160] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6162] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6164 attached NULL, 8) = 0 ./strace-static-x86_64: Process 6163 attached [pid 6164] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6159] <... clone3 resumed> => {parent_tid=[6164]}, 88) = 6164 [pid 6162] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6162] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6164] <... rseq resumed>) = 0 [pid 6163] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6159] rt_sigprocmask(SIG_SETMASK, [], [pid 6164] set_robust_list(0x7f7ba9d249a0, 24 [pid 6163] <... rseq resumed>) = 0 [pid 6159] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6164] <... set_robust_list resumed>) = 0 [pid 6163] set_robust_list(0x7f7ba9d249a0, 24 [pid 6159] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6164] rt_sigprocmask(SIG_SETMASK, [], [pid 6163] <... set_robust_list resumed>) = 0 [pid 6159] <... futex resumed>) = 0 [pid 6164] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6163] rt_sigprocmask(SIG_SETMASK, [], [pid 6159] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6164] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6163] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6164] <... openat resumed>) = 3 [pid 6163] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6164] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6163] <... openat resumed>) = 3 [pid 6163] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6164] <... futex resumed>) = 1 [pid 6163] <... futex resumed>) = 1 [pid 6162] <... futex resumed>) = 0 [pid 6159] <... futex resumed>) = 0 [pid 6163] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6159] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6162] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6159] <... futex resumed>) = 0 [pid 6162] <... futex resumed>) = 1 [pid 6159] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6163] <... futex resumed>) = 0 [pid 6162] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6163] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6164] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6163] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [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] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6164] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6163] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6164] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6163] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6155] exit_group(0) = ? [pid 6164] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6163] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6159] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6164] <... futex resumed>) = 0 [pid 6163] <... futex resumed>) = 1 [pid 6162] <... futex resumed>) = 0 [pid 6156] <... io_uring_enter resumed>) = ? [pid 6159] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6164] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6163] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6162] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6164] <... futex resumed>) = 0 [pid 6162] <... futex resumed>) = 0 [pid 6159] <... futex resumed>) = 0 [pid 6163] <... futex resumed>) = 0 [pid 6164] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6162] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6159] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6163] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6163] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6162] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6159] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6163] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6162] <... futex resumed>) = 0 [pid 6159] <... futex resumed>) = 1 [pid 6164] <... futex resumed>) = 0 [pid 6163] <... futex resumed>) = 0 [pid 6164] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6162] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6159] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6164] <... futex resumed>) = 0 [pid 6163] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6164] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6159] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6164] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6162] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6159] <... 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 6163] <... futex resumed>) = 0 [pid 6162] <... futex resumed>) = 1 [pid 6159] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6162] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6163] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6156] +++ exited with 0 +++ [pid 6155] +++ exited with 0 +++ [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6155, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6165 attached , child_tidptr=0x555565a8a690) = 6165 [pid 6165] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6158] <... io_uring_enter resumed>) = 4096 [pid 6165] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6159] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6165] <... prctl resumed>) = 0 [pid 6162] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6165] setpgid(0, 0) = 0 [pid 6165] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6165] write(3, "1000", 4) = 4 [pid 6165] close(3executing program ) = 0 [pid 6165] write(1, "executing program\n", 18) = 18 [pid 6165] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6165] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6165] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6165] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6165] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6158] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6165] <... mprotect resumed>) = 0 [pid 6158] <... futex resumed>) = 0 [pid 6165] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6158] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6165] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6157] exit_group(0./strace-static-x86_64: Process 6166 attached [pid 6158] <... futex resumed>) = ? [pid 6157] <... exit_group resumed>) = ? [pid 6166] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6165] <... clone3 resumed> => {parent_tid=[6166]}, 88) = 6166 [pid 6158] +++ exited with 0 +++ [pid 6157] +++ exited with 0 +++ [pid 6165] rt_sigprocmask(SIG_SETMASK, [], [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6157, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6166] <... rseq resumed>) = 0 [pid 6165] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6166] set_robust_list(0x7f7ba9d249a0, 24 [pid 6165] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6166] <... set_robust_list resumed>) = 0 [pid 6165] <... futex resumed>) = 0 [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6167 attached [pid 6166] rt_sigprocmask(SIG_SETMASK, [], [pid 6165] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6167] set_robust_list(0x555565a8a6a0, 24 [pid 6166] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6167] <... set_robust_list resumed>) = 0 [pid 6166] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 6167 [pid 6167] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6166] <... openat resumed>) = 3 [pid 6167] <... prctl resumed>) = 0 [pid 6166] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] setpgid(0, 0 [pid 6166] <... futex resumed>) = 1 [pid 6165] <... futex resumed>) = 0 [pid 6167] <... setpgid resumed>) = 0 [pid 6166] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6165] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6166] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6165] <... futex resumed>) = 0 [pid 6167] <... openat resumed>) = 3 [pid 6166] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6165] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6167] write(3, "1000", 4 [pid 6166] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6167] <... write resumed>) = 4 [pid 6167] close(3 [pid 6166] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6167] <... close resumed>) = 0 [pid 6166] <... mmap resumed>) = 0x7f7ba9c9f000 executing program [pid 6167] write(1, "executing program\n", 18 [pid 6166] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] <... write resumed>) = 18 [pid 6166] <... futex resumed>) = 1 [pid 6165] <... futex resumed>) = 0 [pid 6167] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6166] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6165] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] <... futex resumed>) = 0 [pid 6166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6165] <... futex resumed>) = 0 [pid 6167] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6166] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6165] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6167] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6166] <... futex resumed>) = 0 [pid 6165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6167] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6166] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6165] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6165] <... futex resumed>) = 0 [pid 6167] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6166] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6165] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6167] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6166] <... futex resumed>) = 0 [pid 6165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6167] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6166] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6165] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] <... mprotect resumed>) = 0 [pid 6166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6165] <... futex resumed>) = 0 [pid 6167] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6166] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6165] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6167] <... rt_sigprocmask resumed>[], 8) = 0 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6168]}, 88) = 6168 ./strace-static-x86_64: Process 6168 attached [pid 6167] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6167] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6167] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6168] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6168] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6168] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6168] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6168] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6167] <... futex resumed>) = 0 [pid 6168] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6167] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [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 6168] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6167] <... futex resumed>) = 0 [pid 6168] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6167] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6168] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6168] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6167] <... futex resumed>) = 0 [pid 6168] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6168] <... futex resumed>) = 0 [pid 6167] <... futex resumed>) = 0 [pid 6168] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6167] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6165] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6167] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6168] <... futex resumed>) = 0 [pid 6167] <... futex resumed>) = 1 [pid 6168] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6168] <... futex resumed>) = 0 [pid 6167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6168] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6167] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6167] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6161] <... io_uring_enter resumed>) = 4096 [pid 6161] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6160] exit_group(0) = ? [pid 6167] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6161] <... futex resumed>) = ? [pid 6161] +++ exited with 0 +++ [pid 6160] +++ exited with 0 +++ [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6160, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5881] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6169 attached [pid 6169] set_robust_list(0x555565a8a6a0, 24 [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 6169 [pid 6169] <... set_robust_list resumed>) = 0 [pid 6169] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6169] setpgid(0, 0) = 0 [pid 6169] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6169] write(3, "1000", 4) = 4 [pid 6169] close(3) = 0 executing program [pid 6169] write(1, "executing program\n", 18) = 18 [pid 6169] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6169] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6169] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6169] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6169] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6169] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6169] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6170 attached => {parent_tid=[6170]}, 88) = 6170 [pid 6170] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6169] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6169] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6169] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6170] <... rseq resumed>) = 0 [pid 6170] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6170] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6170] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6170] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6169] <... futex resumed>) = 0 [pid 6170] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6169] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6170] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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 6169] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6170] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6170] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6170] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6169] <... futex resumed>) = 0 [pid 6170] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6169] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6170] <... futex resumed>) = 0 [pid 6169] <... futex resumed>) = 0 [pid 6170] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6169] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6169] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6170] <... futex resumed>) = 0 [pid 6169] <... futex resumed>) = 1 [pid 6170] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6169] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6170] <... futex resumed>) = 0 [pid 6169] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6170] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6169] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6169] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6163] <... io_uring_enter resumed>) = 4096 [pid 6163] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6163] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6162] exit_group(0 [pid 6163] <... futex resumed>) = ? [pid 6162] <... exit_group resumed>) = ? [pid 6163] +++ exited with 0 +++ [pid 6162] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6162, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6171 attached [pid 6171] set_robust_list(0x555565a8a6a0, 24 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6171 [pid 6171] <... set_robust_list resumed>) = 0 [pid 6171] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6171] setpgid(0, 0) = 0 [pid 6171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6171] write(3, "1000", 4 [pid 6164] <... io_uring_enter resumed>) = 4096 [pid 6171] <... write resumed>) = 4 [pid 6164] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6171] close(3 [pid 6164] <... futex resumed>) = 0 executing program [pid 6171] <... close resumed>) = 0 [pid 6164] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6171] write(1, "executing program\n", 18 [pid 6159] exit_group(0 [pid 6171] <... write resumed>) = 18 [pid 6164] <... futex resumed>) = ? [pid 6159] <... exit_group resumed>) = ? [pid 6171] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6171] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6171] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6171] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6171] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6171] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6171] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6172 attached [pid 6164] +++ exited with 0 +++ [pid 6159] +++ exited with 0 +++ [pid 6172] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6171] <... clone3 resumed> => {parent_tid=[6172]}, 88) = 6172 [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6159, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6172] <... rseq resumed>) = 0 [pid 6171] rt_sigprocmask(SIG_SETMASK, [], [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 6172] set_robust_list(0x7f7ba9d249a0, 24 [pid 6171] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6172] <... set_robust_list resumed>) = 0 [pid 6171] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6172] rt_sigprocmask(SIG_SETMASK, [], [pid 6171] <... futex resumed>) = 0 [pid 6172] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6171] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6172] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6172] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6171] <... futex resumed>) = 0 [pid 6171] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6171] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6172] 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 6172] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 5877] <... restart_syscall resumed>) = 0 [pid 6172] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6173 attached [pid 6172] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6173] set_robust_list(0x555565a8a6a0, 24 [pid 6172] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6173 [pid 6173] <... set_robust_list resumed>) = 0 [pid 6173] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6172] <... futex resumed>) = 1 [pid 6171] <... futex resumed>) = 0 [pid 6171] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6171] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6172] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6171] <... futex resumed>) = 0 [pid 6171] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6171] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6173] <... prctl resumed>) = 0 [pid 6173] setpgid(0, 0 [pid 6172] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6173] <... setpgid resumed>) = 0 [pid 6172] <... futex resumed>) = 1 [pid 6171] <... futex resumed>) = 0 [pid 6173] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6171] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6171] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6173] <... openat resumed>) = 3 [pid 6172] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6173] write(3, "1000", 4) = 4 executing program [pid 6173] close(3) = 0 [pid 6173] write(1, "executing program\n", 18) = 18 [pid 6173] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6173] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6171] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6173] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6171] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6173] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6171] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6173] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6173] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6173] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6173] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6173] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6174]}, 88) = 6174 [pid 6173] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6173] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6173] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6174 attached [pid 6174] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6174] set_robust_list(0x7f7ba9d249a0, 24 [pid 6173] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6173] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6173] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9ce3000 [pid 6173] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6173] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6174] <... set_robust_list resumed>) = 0 [pid 6174] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6166] <... io_uring_enter resumed>) = 4096 [pid 6174] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6166] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6165] exit_group(0) = ? [pid 6173] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6173] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0} [pid 6168] <... io_uring_enter resumed>) = 4096 [pid 6166] <... futex resumed>) = ? [pid 6173] <... clone3 resumed> => {parent_tid=[6176]}, 88) = 6176 [pid 6173] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6173] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6173] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6176 attached [pid 6176] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053) = 0 [pid 6176] set_robust_list(0x7f7ba9d039a0, 24) = 0 [pid 6174] <... openat resumed>) = 3 [pid 6166] +++ exited with 0 +++ [pid 6165] +++ exited with 0 +++ [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6165, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6176] rt_sigprocmask(SIG_SETMASK, [], [pid 6174] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6168] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6177 attached [pid 6168] <... futex resumed>) = 0 [pid 6167] exit_group(0 [pid 6177] set_robust_list(0x555565a8a6a0, 24 [pid 6167] <... exit_group resumed>) = ? [pid 6177] <... set_robust_list resumed>) = 0 [pid 6174] <... futex resumed>) = 0 [pid 6168] +++ exited with 0 +++ [pid 6167] +++ exited with 0 +++ [pid 6177] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6167, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6177] <... prctl resumed>) = 0 [pid 6177] setpgid(0, 0) = 0 executing program [pid 6177] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6176] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 6177 [pid 6177] <... openat resumed>) = 3 [pid 6176] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6177] write(3, "1000", 4 [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 6177] <... write resumed>) = 4 [pid 6176] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6177] close(3 [pid 6176] <... mmap resumed>) = 0x7f7ba9cbe000 [pid 6177] <... close resumed>) = 0 [pid 6177] write(1, "executing program\n", 18 [pid 6176] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6177] <... write resumed>) = 18 [pid 6176] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6177] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6176] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6174] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6173] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6177] <... futex resumed>) = 0 [pid 6176] <... futex resumed>) = 0 [pid 6174] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6173] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6177] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6176] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6173] <... futex resumed>) = 0 [pid 6177] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6173] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6177] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 6178 attached NULL, 8) = 0 [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 6178 [pid 6178] set_robust_list(0x555565a8a6a0, 24 [pid 6177] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6178] <... set_robust_list resumed>) = 0 [pid 6177] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6178] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6177] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6178] <... prctl resumed>) = 0 [pid 6177] <... mprotect resumed>) = 0 [pid 6178] setpgid(0, 0 [pid 6177] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6178] <... setpgid resumed>) = 0 [pid 6177] <... rt_sigprocmask resumed>[], 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}executing program ./strace-static-x86_64: Process 6179 attached [pid 6178] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6177] <... clone3 resumed> => {parent_tid=[6179]}, 88) = 6179 [pid 6174] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6178] <... openat resumed>) = 3 [pid 6177] rt_sigprocmask(SIG_SETMASK, [], [pid 6178] write(3, "1000", 4 [pid 6177] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6178] <... write resumed>) = 4 [pid 6177] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6178] close(3 [pid 6177] <... futex resumed>) = 0 [pid 6178] <... close resumed>) = 0 [pid 6177] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6178] write(1, "executing program\n", 18) = 18 [pid 6178] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6179] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6178] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6174] <... futex resumed>) = 1 [pid 6173] <... futex resumed>) = 0 [pid 6173] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6174] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6178] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6174] <... futex resumed>) = 0 [pid 6173] <... futex resumed>) = 0 [pid 6178] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6174] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6173] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6178] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6173] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6178] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6173] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6178] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6174] <... futex resumed>) = 0 [pid 6173] <... futex resumed>) = 1 [pid 6178] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6174] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6173] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6178] <... mprotect resumed>) = 0 [pid 6179] <... rseq resumed>) = 0 [pid 6178] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6179] set_robust_list(0x7f7ba9d249a0, 24 [pid 6178] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6179] <... set_robust_list resumed>) = 0 [pid 6178] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6179] rt_sigprocmask(SIG_SETMASK, [], [pid 6178] <... clone3 resumed> => {parent_tid=[6180]}, 88) = 6180 [pid 6179] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6178] rt_sigprocmask(SIG_SETMASK, [], [pid 6179] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6178] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6179] <... openat resumed>) = 3 [pid 6178] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6179] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6178] <... futex resumed>) = 0 [pid 6179] <... futex resumed>) = 1 [pid 6178] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6177] <... futex resumed>) = 0 [pid 6179] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6177] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6179] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6177] <... futex resumed>) = 0 [pid 6179] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6177] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6179] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 ./strace-static-x86_64: Process 6180 attached [pid 6180] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6180] set_robust_list(0x7f7ba9d249a0, 24 [pid 6179] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6180] <... set_robust_list resumed>) = 0 [pid 6179] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6180] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6179] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6180] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6173] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6179] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6180] <... openat resumed>) = 3 [pid 6179] <... futex resumed>) = 1 [pid 6177] <... futex resumed>) = 0 [pid 6179] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6177] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6179] <... futex resumed>) = 0 [pid 6177] <... futex resumed>) = 0 [pid 6179] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6177] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6178] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6177] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6178] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6177] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6179] <... futex resumed>) = 0 [pid 6178] <... futex resumed>) = 0 [pid 6177] <... futex resumed>) = 1 [pid 6179] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6178] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6177] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6180] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6179] <... futex resumed>) = 0 [pid 6178] <... mmap resumed>) = 0x7f7ba9ce3000 [pid 6177] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6177] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6180] <... futex resumed>) = 0 [pid 6178] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE [pid 6177] <... futex resumed>) = 0 [pid 6178] <... mprotect resumed>) = 0 [pid 6177] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6179] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6178] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6180] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6178] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6178] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0} => {parent_tid=[6181]}, 88) = 6181 [pid 6178] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6178] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6178] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6181 attached [pid 6181] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053) = 0 [pid 6181] set_robust_list(0x7f7ba9d039a0, 24) = 0 [pid 6181] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [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 6181] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cbe000 [pid 6181] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6169] exit_group(0) = ? [pid 6181] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6181] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6178] <... futex resumed>) = 0 [pid 6178] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6180] <... futex resumed>) = 0 [pid 6178] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6181] <... futex resumed>) = 1 [pid 6180] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6181] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6180] <... futex resumed>) = 1 [pid 6178] <... futex resumed>) = 0 [pid 6180] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6178] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6180] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6178] <... futex resumed>) = 0 [pid 6180] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6178] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6177] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6170] <... io_uring_enter resumed>) = ? [pid 6180] <... futex resumed>) = 0 [pid 6178] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6180] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6178] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6180] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6178] <... futex resumed>) = 0 [pid 6170] +++ exited with 0 +++ [pid 6169] +++ exited with 0 +++ [pid 6180] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6178] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6169, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5881] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6182 ./strace-static-x86_64: Process 6182 attached [pid 6178] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6182] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6172] <... io_uring_enter resumed>) = 4096 [pid 6182] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6172] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6171] exit_group(0) = ? [pid 6182] <... prctl resumed>) = 0 [pid 6182] setpgid(0, 0) = 0 [pid 6182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6172] +++ exited with 0 +++ [pid 6171] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6171, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 6182] write(3, "1000", 4 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6182] <... write resumed>) = 4 ./strace-static-x86_64: Process 6183 attached [pid 6182] close(3) = 0 executing program [pid 6183] set_robust_list(0x555565a8a6a0, 24 [pid 6182] write(1, "executing program\n", 18 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6183 [pid 6182] <... write resumed>) = 18 [pid 6183] <... set_robust_list resumed>) = 0 [pid 6182] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6183] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6182] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6183] <... prctl resumed>) = 0 [pid 6182] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6183] setpgid(0, 0 [pid 6182] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6183] <... setpgid resumed>) = 0 [pid 6182] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6183] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6182] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6183] write(3, "1000", 4 [pid 6182] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 6183] <... write resumed>) = 4 [pid 6182] <... mprotect resumed>) = 0 [pid 6183] close(3 [pid 6182] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6183] <... close resumed>) = 0 [pid 6183] write(1, "executing program\n", 18 [pid 6182] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6183] <... write resumed>) = 18 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6183] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6184 attached ) = 0 [pid 6174] <... io_uring_enter resumed>) = 4096 [pid 6184] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6183] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6182] <... clone3 resumed> => {parent_tid=[6184]}, 88) = 6184 [pid 6184] <... rseq resumed>) = 0 [pid 6183] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6182] rt_sigprocmask(SIG_SETMASK, [], [pid 6174] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6184] set_robust_list(0x7f7ba9d249a0, 24 [pid 6183] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6182] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6174] <... futex resumed>) = 0 [pid 6184] <... set_robust_list resumed>) = 0 [pid 6183] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6182] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6174] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6184] rt_sigprocmask(SIG_SETMASK, [], [pid 6183] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6182] <... futex resumed>) = 0 [pid 6184] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6183] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6182] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6173] exit_group(0 [pid 6184] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6183] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6173] <... exit_group resumed>) = ? [pid 6184] <... openat resumed>) = 3 [pid 6176] <... futex resumed>) = ? [pid 6183] <... mprotect resumed>) = 0 [pid 6184] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6183] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6176] +++ exited with 0 +++ [pid 6174] <... futex resumed>) = ? [pid 6184] <... futex resumed>) = 1 [pid 6183] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6182] <... futex resumed>) = 0 [pid 6182] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6183] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6184] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6182] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6185 attached [pid 6182] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6185] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6184] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] <... clone3 resumed> => {parent_tid=[6185]}, 88) = 6185 [pid 6185] <... rseq resumed>) = 0 [pid 6183] rt_sigprocmask(SIG_SETMASK, [], [pid 6185] set_robust_list(0x7f7ba9d249a0, 24 [pid 6183] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6185] <... set_robust_list resumed>) = 0 [pid 6183] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6185] rt_sigprocmask(SIG_SETMASK, [], [pid 6183] <... futex resumed>) = 0 [pid 6185] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6183] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6185] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6185] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6184] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6174] +++ exited with 0 +++ [pid 6173] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6173, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6185] <... futex resumed>) = 1 [pid 6184] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6183] <... futex resumed>) = 0 [pid 6182] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6185] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6182] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6183] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6182] <... futex resumed>) = 0 [pid 6179] <... io_uring_enter resumed>) = 4096 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6185] <... futex resumed>) = 0 [pid 6184] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6183] <... futex resumed>) = 1 [pid 6182] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9cbe000 [pid 6185] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6186 ./strace-static-x86_64: Process 6186 attached [pid 6185] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6184] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6183] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6182] mprotect(0x7f7ba9cbf000, 131072, PROT_READ|PROT_WRITE [pid 6184] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6182] <... mprotect resumed>) = 0 [pid 6185] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6186] set_robust_list(0x555565a8a6a0, 24 [pid 6184] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6186] <... set_robust_list resumed>) = 0 [pid 6185] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6182] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6179] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6177] exit_group(0 [pid 6185] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6182] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6179] <... futex resumed>) = ? [pid 6177] <... exit_group resumed>) = ? [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=0x7f7ba9cde990, parent_tid=0x7f7ba9cde990, exit_signal=0, stack=0x7f7ba9cbe000, stack_size=0x20300, tls=0x7f7ba9cde6c0} [pid 6185] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6182] <... clone3 resumed> => {parent_tid=[6187]}, 88) = 6187 ./strace-static-x86_64: Process 6187 attached [pid 6185] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6182] rt_sigprocmask(SIG_SETMASK, [], [pid 6179] +++ exited with 0 +++ [pid 6177] +++ exited with 0 +++ [pid 6182] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6187] rseq(0x7f7ba9cdefe0, 0x20, 0, 0x53053053 [pid 6185] <... futex resumed>) = 1 [pid 6183] <... futex resumed>) = 0 [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6177, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6182] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6186] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6183] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6182] <... futex resumed>) = 0 [pid 5878] restart_syscall(<... resuming interrupted clone ...> [pid 6187] <... rseq resumed>) = 0 [pid 6186] <... prctl resumed>) = 0 [pid 6185] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6183] <... futex resumed>) = 0 [pid 6182] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6186] setpgid(0, 0 [pid 6185] <... futex resumed>) = 0 [pid 6183] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6186] <... setpgid resumed>) = 0 [pid 6185] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6183] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6187] set_robust_list(0x7f7ba9cde9a0, 24 [pid 6186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6185] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6183] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6187] <... set_robust_list resumed>) = 0 [pid 6185] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6183] <... futex resumed>) = 0 [pid 6187] rt_sigprocmask(SIG_SETMASK, [], [pid 6186] <... openat resumed>) = 3 [pid 6185] <... futex resumed>) = 0 [pid 6183] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6187] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6183] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6185] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6183] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] <... restart_syscall resumed>) = 0 [pid 6187] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6185] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6183] <... futex resumed>) = 0 [pid 6187] <... futex resumed>) = 1 [pid 6185] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6183] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6182] <... futex resumed>) = 0 [pid 6182] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6187] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6184] <... futex resumed>) = 0 [pid 6182] <... futex resumed>) = 1 [pid 6184] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6182] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6184] <... futex resumed>) = 0 [pid 6182] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6184] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6182] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 6188 [pid 6182] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6186] write(3, "1000", 4./strace-static-x86_64: Process 6188 attached [pid 6188] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6188] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6188] setpgid(0, 0) = 0 [pid 6188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6186] <... write resumed>) = 4 [pid 6188] <... openat resumed>) = 3 executing program [pid 6188] write(3, "1000", 4 [pid 6186] close(3 [pid 6188] <... write resumed>) = 4 [pid 6188] close(3) = 0 [pid 6188] write(1, "executing program\n", 18 [pid 6186] <... close resumed>) = 0 [pid 6188] <... write resumed>) = 18 [pid 6188] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6188] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6188] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6188] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 executing program [pid 6188] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6188] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6188] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6186] write(1, "executing program\n", 18) = 18 ./strace-static-x86_64: Process 6189 attached [pid 6186] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6188] <... clone3 resumed> => {parent_tid=[6189]}, 88) = 6189 [pid 6188] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6188] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6188] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6189] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6189] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6189] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6189] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6189] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6188] <... futex resumed>) = 0 [pid 6189] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6188] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6189] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6188] <... futex resumed>) = 0 [pid 6188] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6186] <... futex resumed>) = 0 [pid 6183] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6186] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6186] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6189] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6186] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [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 6186] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6189] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6189] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6186] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6189] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6188] <... futex resumed>) = 0 [pid 6188] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6188] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6186] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6182] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6186] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6182] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6189] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6190 attached ) = 1 [pid 6188] <... futex resumed>) = 0 [pid 6190] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6186] <... clone3 resumed> => {parent_tid=[6190]}, 88) = 6190 [pid 6190] set_robust_list(0x7f7ba9d249a0, 24 [pid 6188] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6186] rt_sigprocmask(SIG_SETMASK, [], [pid 6190] <... set_robust_list resumed>) = 0 [pid 6188] <... futex resumed>) = 0 [pid 6186] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6190] rt_sigprocmask(SIG_SETMASK, [], [pid 6188] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6186] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6190] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6186] <... futex resumed>) = 0 [pid 6189] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6190] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6189] <... futex resumed>) = 1 [pid 6188] <... futex resumed>) = 0 [pid 6186] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6189] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6188] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6190] <... openat resumed>) = 3 [pid 6188] <... futex resumed>) = 0 [pid 6190] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6188] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6190] <... futex resumed>) = 1 [pid 6186] <... futex resumed>) = 0 [pid 6186] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6190] 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 6186] <... futex resumed>) = 0 [pid 6190] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6186] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6180] <... io_uring_enter resumed>) = 4096 [pid 6190] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6180] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6190] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6180] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6178] exit_group(0 [pid 6190] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6188] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6178] <... exit_group resumed>) = ? [pid 6181] <... futex resumed>) = ? [pid 6180] <... futex resumed>) = ? [pid 6180] +++ exited with 0 +++ [pid 6181] +++ exited with 0 +++ [pid 6178] +++ exited with 0 +++ [pid 6190] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6178, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6190] <... futex resumed>) = 1 [pid 6186] <... futex resumed>) = 0 [pid 6190] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6186] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] restart_syscall(<... resuming interrupted clone ...> [pid 6186] <... futex resumed>) = 0 [pid 6186] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5884] <... restart_syscall resumed>) = 0 [pid 6190] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6190] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6186] <... futex resumed>) = 0 [pid 6186] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6190] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6186] <... futex resumed>) = 0 [pid 6190] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6186] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6191 attached [pid 6186] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 6191 [pid 6186] <... futex resumed>) = 1 [pid 6190] <... futex resumed>) = 0 [pid 6191] set_robust_list(0x555565a8a6a0, 24 [pid 6190] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6186] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6191] <... set_robust_list resumed>) = 0 [pid 6191] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6191] setpgid(0, 0) = 0 [pid 6191] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6191] write(3, "1000", 4) = 4 [pid 6191] close(3 [pid 6186] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6191] <... close resumed>) = 0 [pid 6191] write(1, "executing program\n", 18executing program ) = 18 [pid 6191] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6191] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6191] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6191] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6191] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6191] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6191] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6192 attached [pid 6192] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6191] <... clone3 resumed> => {parent_tid=[6192]}, 88) = 6192 [pid 6192] <... rseq resumed>) = 0 [pid 6192] set_robust_list(0x7f7ba9d249a0, 24 [pid 6191] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6192] <... set_robust_list resumed>) = 0 [pid 6192] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6191] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6184] <... io_uring_enter resumed>) = 4096 [pid 6192] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6191] <... futex resumed>) = 0 [pid 6191] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6184] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6182] exit_group(0 [pid 6187] <... futex resumed>) = ? [pid 6182] <... exit_group resumed>) = ? [pid 6187] +++ exited with 0 +++ [pid 6184] +++ exited with 0 +++ [pid 6182] +++ exited with 0 +++ [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6182, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6193 attached [pid 6193] set_robust_list(0x555565a8a6a0, 24 [pid 6185] <... io_uring_enter resumed>) = 4096 [pid 6193] <... set_robust_list resumed>) = 0 [pid 6192] <... openat resumed>) = 3 [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 6193 [pid 6193] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6192] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6193] <... prctl resumed>) = 0 [pid 6192] <... futex resumed>) = 1 [pid 6191] <... futex resumed>) = 0 executing program [pid 6193] setpgid(0, 0 [pid 6192] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6191] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6185] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6193] <... setpgid resumed>) = 0 [pid 6192] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6193] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6192] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6191] <... futex resumed>) = 0 [pid 6185] <... futex resumed>) = 0 [pid 6185] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6191] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6193] <... openat resumed>) = 3 [pid 6192] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] write(3, "1000", 4 [pid 6183] exit_group(0 [pid 6193] <... write resumed>) = 4 [pid 6185] <... futex resumed>) = ? [pid 6183] <... exit_group resumed>) = ? [pid 6193] close(3) = 0 [pid 6185] +++ exited with 0 +++ [pid 6193] write(1, "executing program\n", 18) = 18 [pid 6193] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6193] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6193] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6193] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6192] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6193] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6192] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6183] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6183, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6193] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6192] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6193] <... mprotect resumed>) = 0 [pid 6192] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6192] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6191] <... futex resumed>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6194 attached [pid 6193] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6192] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6191] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6194] set_robust_list(0x555565a8a6a0, 24 [pid 6193] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6192] <... futex resumed>) = 0 [pid 6191] <... futex resumed>) = 0 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6194 [pid 6194] <... set_robust_list resumed>) = 0 [pid 6193] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6192] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6191] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6194] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6195 attached [pid 6194] <... prctl resumed>) = 0 [pid 6191] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6195] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6194] setpgid(0, 0 [pid 6193] <... clone3 resumed> => {parent_tid=[6195]}, 88) = 6195 [pid 6192] <... futex resumed>) = 0 [pid 6191] <... futex resumed>) = 1 [pid 6195] <... rseq resumed>) = 0 [pid 6194] <... setpgid resumed>) = 0 [pid 6193] rt_sigprocmask(SIG_SETMASK, [], [pid 6192] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6191] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6195] set_robust_list(0x7f7ba9d249a0, 24 [pid 6193] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6192] <... futex resumed>) = 0 [pid 6195] <... set_robust_list resumed>) = 0 [pid 6193] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6192] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6195] rt_sigprocmask(SIG_SETMASK, [], [pid 6194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6193] <... futex resumed>) = 0 [pid 6191] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6195] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6193] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6192] <... futex resumed>) = 0 [pid 6191] <... futex resumed>) = 1 [pid 6192] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6191] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6195] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6194] <... openat resumed>) = 3 [pid 6194] write(3, "1000", 4 [pid 6189] <... io_uring_enter resumed>) = 4096 [pid 6195] <... openat resumed>) = 3 [pid 6194] <... write resumed>) = 4 executing program [pid 6195] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6194] close(3 [pid 6189] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6195] <... futex resumed>) = 1 [pid 6194] <... close resumed>) = 0 [pid 6193] <... futex resumed>) = 0 [pid 6189] <... futex resumed>) = 0 [pid 6188] exit_group(0 [pid 6195] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6194] write(1, "executing program\n", 18 [pid 6193] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6188] <... exit_group resumed>) = ? [pid 6195] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6193] <... futex resumed>) = 0 [pid 6195] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6194] <... write resumed>) = 18 [pid 6193] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6189] +++ exited with 0 +++ [pid 6188] +++ exited with 0 +++ [pid 6194] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6188, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6194] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [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 6194] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6196 attached [pid 6195] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6194] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6191] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6190] <... io_uring_enter resumed>) = 4096 [pid 6194] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 6196 [pid 6196] set_robust_list(0x555565a8a6a0, 24 [pid 6195] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6194] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6190] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] <... set_robust_list resumed>) = 0 [pid 6195] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6186] exit_group(0 [pid 6194] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6190] <... futex resumed>) = 0 [pid 6196] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6195] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6194] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6186] <... exit_group resumed>) = ? [pid 6195] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6195] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6196] <... prctl resumed>) = 0 [pid 6194] <... mprotect resumed>) = 0 [pid 6193] <... futex resumed>) = 0 [pid 6190] +++ exited with 0 +++ [pid 6186] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6186, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6194] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6196] setpgid(0, 0) = 0 [pid 6193] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6193] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6195] <... futex resumed>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program ./strace-static-x86_64: Process 6197 attached [pid 6196] <... openat resumed>) = 3 [pid 6195] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6197 [pid 6195] <... futex resumed>) = 1 [pid 6193] <... futex resumed>) = 0 [pid 6195] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6197] set_robust_list(0x555565a8a6a0, 24 [pid 6196] write(3, "1000", 4 [pid 6193] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6195] <... futex resumed>) = 0 [pid 6196] <... write resumed>) = 4 [pid 6195] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6193] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6196] close(3) = 0 [pid 6195] <... futex resumed>) = 0 [pid 6193] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6195] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6196] write(1, "executing program\n", 18 [pid 6193] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6195] <... futex resumed>) = 0 [pid 6193] <... futex resumed>) = 1 [pid 6196] <... write resumed>) = 18 [pid 6195] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6193] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6196] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6194] <... rt_sigprocmask resumed>[], 8) = 0 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6196] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6196] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6197] <... set_robust_list resumed>) = 0 [pid 6196] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6196] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6194] <... clone3 resumed> => {parent_tid=[6198]}, 88) = 6198 [pid 6197] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6196] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6194] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6198 attached [pid 6194] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6198] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6194] <... futex resumed>) = 0 [pid 6196] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6198] <... rseq resumed>) = 0 [pid 6194] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6196] <... mprotect resumed>) = 0 [pid 6198] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6198] rt_sigprocmask(SIG_SETMASK, [], [pid 6196] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6198] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6196] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6198] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6197] <... prctl resumed>) = 0 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6198] <... openat resumed>) = 3 [pid 6198] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6197] setpgid(0, 0./strace-static-x86_64: Process 6199 attached [pid 6196] <... clone3 resumed> => {parent_tid=[6199]}, 88) = 6199 [pid 6198] <... futex resumed>) = 1 [pid 6194] <... futex resumed>) = 0 [pid 6198] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6194] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [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 6194] <... futex resumed>) = 0 [pid 6194] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6196] rt_sigprocmask(SIG_SETMASK, [], [pid 6198] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6196] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6196] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6199] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6198] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6197] <... setpgid resumed>) = 0 [pid 6196] <... futex resumed>) = 0 [pid 6199] <... rseq resumed>) = 0 [pid 6199] set_robust_list(0x7f7ba9d249a0, 24 [pid 6197] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6196] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6198] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6199] <... set_robust_list resumed>) = 0 [pid 6198] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6197] <... openat resumed>) = 3 [pid 6198] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6194] <... futex resumed>) = 0 [pid 6194] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6198] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6194] <... futex resumed>) = 0 [pid 6198] <... futex resumed>) = 0 [pid 6194] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6198] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6194] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6198] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6194] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6198] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6194] <... futex resumed>) = 0 [pid 6198] <... futex resumed>) = 0 [pid 6194] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6198] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6194] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6198] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6194] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6198] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6194] <... futex resumed>) = 0 [pid 6194] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6199] rt_sigprocmask(SIG_SETMASK, [], [pid 6193] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6199] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6197] write(3, "1000", 4 [pid 6199] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6197] <... write resumed>) = 4 [pid 6197] close(3executing program [pid 6199] <... openat resumed>) = 3 [pid 6197] <... close resumed>) = 0 [pid 6196] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6192] <... io_uring_enter resumed>) = 4096 [pid 6197] write(1, "executing program\n", 18 [pid 6196] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6197] <... write resumed>) = 18 [pid 6197] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] <... futex resumed>) = 0 [pid 6196] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6194] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6197] <... futex resumed>) = 0 [pid 6196] <... mmap resumed>) = 0x7f7ba9ce3000 [pid 6192] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6199] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6197] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6196] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE [pid 6192] <... futex resumed>) = 0 [pid 6199] <... futex resumed>) = 0 [pid 6197] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6196] <... mprotect resumed>) = 0 [pid 6199] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6197] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6196] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6192] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6191] exit_group(0 [pid 6197] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6196] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6192] <... futex resumed>) = ? [pid 6191] <... exit_group resumed>) = ? [pid 6197] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [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=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0} [pid 6192] +++ exited with 0 +++ [pid 6191] +++ exited with 0 +++ ./strace-static-x86_64: Process 6200 attached [pid 6197] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6200] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 6197] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6196] <... clone3 resumed> => {parent_tid=[6200]}, 88) = 6200 [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6191, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6200] <... rseq resumed>) = 0 [pid 6197] <... mprotect resumed>) = 0 [pid 6196] rt_sigprocmask(SIG_SETMASK, [], [pid 5884] restart_syscall(<... resuming interrupted clone ...> [pid 6200] set_robust_list(0x7f7ba9d039a0, 24 [pid 6197] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6196] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6200] <... set_robust_list resumed>) = 0 [pid 6197] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6196] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6200] rt_sigprocmask(SIG_SETMASK, [], [pid 6197] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6196] <... futex resumed>) = 0 [pid 6200] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6196] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6200] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6197] <... clone3 resumed> => {parent_tid=[6201]}, 88) = 6201 ./strace-static-x86_64: Process 6201 attached [pid 6200] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5884] <... restart_syscall resumed>) = 0 [pid 6200] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6197] rt_sigprocmask(SIG_SETMASK, [], [pid 6200] <... mmap resumed>) = 0x7f7ba9cbe000 [pid 6197] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6200] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6197] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6200] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6197] <... futex resumed>) = 0 [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6200] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6197] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6202 attached [pid 6201] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6200] <... futex resumed>) = 1 [pid 6196] <... futex resumed>) = 0 [pid 6202] set_robust_list(0x555565a8a6a0, 24 [pid 6201] <... rseq resumed>) = 0 [pid 6200] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6196] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 6202 [pid 6202] <... set_robust_list resumed>) = 0 [pid 6201] set_robust_list(0x7f7ba9d249a0, 24 [pid 6199] <... futex resumed>) = 0 [pid 6196] <... futex resumed>) = 1 [pid 6202] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6201] <... set_robust_list resumed>) = 0 [pid 6199] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6202] <... prctl resumed>) = 0 [pid 6201] rt_sigprocmask(SIG_SETMASK, [], [pid 6199] <... futex resumed>) = 0 [pid 6202] setpgid(0, 0 [pid 6201] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6196] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6202] <... setpgid resumed>) = 0 [pid 6201] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLYexecuting program [pid 6199] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6201] <... openat resumed>) = 3 [pid 6199] <... futex resumed>) = 0 [pid 6196] <... futex resumed>) = 0 [pid 6202] <... openat resumed>) = 3 [pid 6201] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6199] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6196] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6202] write(3, "1000", 4 [pid 6201] <... futex resumed>) = 1 [pid 6197] <... futex resumed>) = 0 [pid 6196] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6202] <... write resumed>) = 4 [pid 6201] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6197] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6202] close(3 [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 6197] <... futex resumed>) = 0 [pid 6196] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6202] <... close resumed>) = 0 [pid 6201] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6199] <... futex resumed>) = 0 [pid 6197] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6196] <... futex resumed>) = 1 [pid 6202] write(1, "executing program\n", 18 [pid 6201] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6199] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6196] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6202] <... write resumed>) = 18 [pid 6201] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6202] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6201] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6202] <... futex resumed>) = 0 [pid 6201] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6202] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6201] <... futex resumed>) = 1 [pid 6197] <... futex resumed>) = 0 [pid 6202] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6201] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6197] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6202] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6201] <... futex resumed>) = 0 [pid 6197] <... futex resumed>) = 0 [pid 6202] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6201] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6197] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6202] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6197] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6202] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6197] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6202] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6201] <... futex resumed>) = 0 [pid 6197] <... futex resumed>) = 1 [pid 6202] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6201] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6197] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6202] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6201] <... futex resumed>) = 0 [pid 6197] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6203 attached [pid 6201] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6203] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6202] <... clone3 resumed> => {parent_tid=[6203]}, 88) = 6203 [pid 6201] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6197] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6203] <... rseq resumed>) = 0 [pid 6202] rt_sigprocmask(SIG_SETMASK, [], [pid 6201] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6197] <... futex resumed>) = 0 [pid 6203] set_robust_list(0x7f7ba9d249a0, 24 [pid 6202] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6203] <... set_robust_list resumed>) = 0 [pid 6202] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6197] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6203] rt_sigprocmask(SIG_SETMASK, [], [pid 6202] <... futex resumed>) = 0 [pid 6196] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6203] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6202] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6203] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6203] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6202] <... futex resumed>) = 0 [pid 6203] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6202] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6203] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6202] <... futex resumed>) = 0 [pid 6203] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6202] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6203] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6203] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6203] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6202] <... futex resumed>) = 0 [pid 6203] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6202] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6203] <... futex resumed>) = 0 [pid 6202] <... futex resumed>) = 0 [pid 6203] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6202] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6202] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6197] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6203] <... futex resumed>) = 0 [pid 6202] <... futex resumed>) = 1 [pid 6203] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6202] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6203] <... futex resumed>) = 0 [pid 6202] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6203] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6202] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6202] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6195] <... io_uring_enter resumed>) = 4096 [pid 6198] <... io_uring_enter resumed>) = 4096 [pid 6195] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6193] exit_group(0) = ? [pid 6195] +++ exited with 0 +++ [pid 6193] +++ exited with 0 +++ [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6193, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6204 attached , child_tidptr=0x555565a8a690) = 6204 [pid 6204] set_robust_list(0x555565a8a6a0, 24 [pid 6198] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] <... set_robust_list resumed>) = 0 [pid 6198] <... futex resumed>) = 0 [pid 6198] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6194] exit_group(0) = ? [pid 6198] <... futex resumed>) = ? [pid 6198] +++ exited with 0 +++ [pid 6204] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6194] +++ exited with 0 +++ [pid 6204] <... prctl resumed>) = 0 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6194, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6205 attached [pid 6204] setpgid(0, 0 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6205 [pid 6204] <... setpgid resumed>) = 0 [pid 6205] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6205] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6205] setpgid(0, 0) = 0 [pid 6204] <... openat resumed>) = 3 [pid 6205] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6204] write(3, "1000", 4) = 4 [pid 6204] close(3 [pid 6205] write(3, "1000", 4 [pid 6204] <... close resumed>) = 0 [pid 6205] <... write resumed>) = 4 executing program [pid 6205] close(3 [pid 6204] write(1, "executing program\n", 18 [pid 6205] <... close resumed>) = 0 [pid 6204] <... write resumed>) = 18 [pid 6204] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6205] write(1, "executing program\n", 18) = 18 [pid 6205] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] <... futex resumed>) = 0 [pid 6205] <... futex resumed>) = 0 [pid 6205] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6204] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6205] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6204] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6205] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6204] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6205] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6204] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6205] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6204] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6205] <... mprotect resumed>) = 0 [pid 6204] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6205] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6204] <... mprotect resumed>) = 0 [pid 6205] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6204] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6205] <... clone3 resumed> => {parent_tid=[6206]}, 88) = 6206 [pid 6205] rt_sigprocmask(SIG_SETMASK, [], [pid 6204] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6205] <... rt_sigprocmask resumed>NULL, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6207 attached [pid 6205] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6199] <... io_uring_enter resumed>) = 4096 [pid 6207] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6205] <... futex resumed>) = 0 [pid 6205] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6206 attached [pid 6207] <... rseq resumed>) = 0 [pid 6204] <... clone3 resumed> => {parent_tid=[6207]}, 88) = 6207 [pid 6204] rt_sigprocmask(SIG_SETMASK, [], [pid 6207] set_robust_list(0x7f7ba9d249a0, 24 [pid 6204] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6207] <... set_robust_list resumed>) = 0 [pid 6204] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6207] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6204] <... futex resumed>) = 0 [pid 6204] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6207] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6206] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6199] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000executing program ) = 0 [pid 6207] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6206] <... rseq resumed>) = 0 [pid 6199] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6196] exit_group(0 [pid 6200] <... futex resumed>) = ? [pid 6199] <... futex resumed>) = ? [pid 6196] <... exit_group resumed>) = ? [pid 6207] <... futex resumed>) = 1 [pid 6206] set_robust_list(0x7f7ba9d249a0, 24 [pid 6204] <... futex resumed>) = 0 [pid 6200] +++ exited with 0 +++ [pid 6199] +++ exited with 0 +++ [pid 6196] +++ exited with 0 +++ [pid 6204] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6196, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6206] <... set_robust_list resumed>) = 0 [pid 6207] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6204] <... futex resumed>) = 0 [pid 6206] rt_sigprocmask(SIG_SETMASK, [], [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 6206] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6204] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6203] <... io_uring_enter resumed>) = 4096 [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6208 ./strace-static-x86_64: Process 6208 attached [pid 6208] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6208] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6208] setpgid(0, 0) = 0 [pid 6208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6208] write(3, "1000", 4) = 4 [pid 6208] close(3) = 0 [pid 6208] write(1, "executing program\n", 18) = 18 [pid 6208] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6208] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6208] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6208] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6208] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6208] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6208] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6209]}, 88) = 6209 [pid 6208] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6209 attached NULL, 8) = 0 [pid 6208] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6208] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6209] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6205] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6209] <... rseq resumed>) = 0 [pid 6205] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6209] set_robust_list(0x7f7ba9d249a0, 24 [pid 6205] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6209] <... set_robust_list resumed>) = 0 [pid 6205] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6209] rt_sigprocmask(SIG_SETMASK, [], [pid 6205] <... futex resumed>) = 0 [pid 6205] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9ce3000 [pid 6205] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6207] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6205] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6209] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6207] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6206] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6209] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6207] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6209] <... openat resumed>) = 3 [pid 6207] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6205] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6209] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6207] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6206] <... openat resumed>) = 3 [pid 6205] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0}./strace-static-x86_64: Process 6210 attached [pid 6209] <... futex resumed>) = 1 [pid 6208] <... futex resumed>) = 0 [pid 6207] <... futex resumed>) = 1 [pid 6210] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 6209] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6208] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6207] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6206] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6205] <... clone3 resumed> => {parent_tid=[6210]}, 88) = 6210 [pid 6204] <... futex resumed>) = 0 [pid 6203] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6202] exit_group(0 [pid 6201] <... io_uring_enter resumed>) = 4096 [pid 6210] <... rseq resumed>) = 0 [pid 6209] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6208] <... futex resumed>) = 0 [pid 6206] <... futex resumed>) = 0 [pid 6205] rt_sigprocmask(SIG_SETMASK, [], [pid 6203] <... futex resumed>) = ? [pid 6202] <... exit_group resumed>) = ? [pid 6210] set_robust_list(0x7f7ba9d039a0, 24 [pid 6209] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6208] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6206] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6205] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6204] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6203] +++ exited with 0 +++ [pid 6202] +++ exited with 0 +++ [pid 6201] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6207] <... futex resumed>) = 0 [pid 6204] <... futex resumed>) = 1 [pid 6201] <... futex resumed>) = 0 [pid 6197] exit_group(0 [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6202, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6207] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6197] <... exit_group resumed>) = ? [pid 6207] <... futex resumed>) = 0 [pid 6204] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6207] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6211 attached [pid 6211] set_robust_list(0x555565a8a6a0, 24 [pid 6204] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6201] +++ exited with 0 +++ [pid 6197] +++ exited with 0 +++ [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 6211 [pid 6211] <... set_robust_list resumed>) = 0 [pid 6207] <... futex resumed>) = 0 [pid 6204] <... futex resumed>) = 1 executing program [pid 6211] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6207] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6197, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6211] <... prctl resumed>) = 0 [pid 6207] <... futex resumed>) = 0 [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 6211] setpgid(0, 0 [pid 6207] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6211] <... setpgid resumed>) = 0 [pid 6211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6210] <... set_robust_list resumed>) = 0 [pid 6209] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6205] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] <... restart_syscall resumed>) = 0 [pid 6211] <... openat resumed>) = 3 [pid 6210] rt_sigprocmask(SIG_SETMASK, [], [pid 6209] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6205] <... futex resumed>) = 0 [pid 6210] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6209] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6205] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6210] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6209] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6212 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 6209] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6209] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6212 [pid 6209] <... futex resumed>) = 1 [pid 6208] <... futex resumed>) = 0 [pid 6209] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6208] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6212] set_robust_list(0x555565a8a6a0, 24 [pid 6211] write(3, "1000", 4 [pid 6210] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6209] <... futex resumed>) = 0 [pid 6208] <... futex resumed>) = 0 [pid 6212] <... set_robust_list resumed>) = 0 [pid 6211] <... write resumed>) = 4 [pid 6210] <... mmap resumed>) = 0x7f7ba9cbe000 [pid 6209] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6212] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6211] close(3 [pid 6210] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6208] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6212] <... prctl resumed>) = 0 [pid 6211] <... close resumed>) = 0 [pid 6210] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6212] setpgid(0, 0 [pid 6211] write(1, "executing program\n", 18 [pid 6208] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6212] <... setpgid resumed>) = 0 [pid 6211] <... write resumed>) = 18 [pid 6208] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6211] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6212] <... openat resumed>) = 3 [pid 6211] <... futex resumed>) = 0 [pid 6209] <... futex resumed>) = 0 [pid 6208] <... futex resumed>) = 1 [pid 6212] write(3, "1000", 4 [pid 6211] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6209] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6212] <... write resumed>) = 4 [pid 6211] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6209] <... futex resumed>) = 0 [pid 6208] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6204] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6212] close(3 [pid 6210] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] <... futex resumed>) = 1 [pid 6207] <... futex resumed>) = 0 [pid 6212] <... close resumed>) = 0 [pid 6210] <... futex resumed>) = 1 [pid 6209] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6208] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6205] <... futex resumed>) = 0 executing program [pid 6212] write(1, "executing program\n", 18 [pid 6210] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6209] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6208] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6205] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6212] <... write resumed>) = 18 [pid 6209] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6208] <... futex resumed>) = 0 [pid 6207] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6205] <... futex resumed>) = 1 [pid 6204] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6212] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6208] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6206] <... futex resumed>) = 0 [pid 6205] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6212] <... futex resumed>) = 0 [pid 6211] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6206] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6205] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6212] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6211] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6205] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6212] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6211] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6205] <... futex resumed>) = 0 [pid 6212] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6211] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6205] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6212] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6211] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6212] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6211] <... mprotect resumed>) = 0 [pid 6212] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6211] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6212] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6211] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6212] <... mprotect resumed>) = 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6213 attached [pid 6212] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6206] <... futex resumed>) = 1 [pid 6205] <... futex resumed>) = 0 [pid 6206] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6205] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=40000000} [pid 6206] <... futex resumed>) = 0 [pid 6205] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6206] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6205] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6206] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6205] <... futex resumed>) = 0 [pid 6205] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6206] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6213] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6212] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6211] <... clone3 resumed> => {parent_tid=[6213]}, 88) = 6213 [pid 6213] <... rseq resumed>) = 0 [pid 6212] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6211] rt_sigprocmask(SIG_SETMASK, [], [pid 6213] set_robust_list(0x7f7ba9d249a0, 24 [pid 6211] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6213] <... set_robust_list resumed>) = 0 [pid 6212] <... clone3 resumed> => {parent_tid=[6214]}, 88) = 6214 [pid 6211] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6213] rt_sigprocmask(SIG_SETMASK, [], [pid 6212] rt_sigprocmask(SIG_SETMASK, [], [pid 6211] <... futex resumed>) = 0 [pid 6213] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6212] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6211] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6213] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6212] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6213] <... openat resumed>) = 3 [pid 6212] <... futex resumed>) = 0 [pid 6213] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6212] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6213] <... futex resumed>) = 1 [pid 6211] <... futex resumed>) = 0 [pid 6213] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6211] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6213] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6211] <... futex resumed>) = 0 [pid 6213] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6211] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6213] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6213] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 ./strace-static-x86_64: Process 6214 attached [pid 6213] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6213] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6211] <... futex resumed>) = 0 [pid 6213] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6211] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6213] <... futex resumed>) = 0 [pid 6211] <... futex resumed>) = 0 [pid 6213] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6211] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6211] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6213] <... futex resumed>) = 0 [pid 6211] <... futex resumed>) = 1 [pid 6213] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6211] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6213] <... futex resumed>) = 0 [pid 6211] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6213] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6211] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6214] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6211] <... futex resumed>) = 0 [pid 6208] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6204] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6211] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6205] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6205] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6214] <... rseq resumed>) = 0 [pid 6214] set_robust_list(0x7f7ba9d249a0, 24 [pid 6212] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6212] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6211] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6214] <... set_robust_list resumed>) = 0 [pid 6214] rt_sigprocmask(SIG_SETMASK, [], [pid 6212] <... futex resumed>) = 0 [pid 6212] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6214] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6212] <... mmap resumed>) = 0x7f7ba9ce3000 [pid 6214] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6212] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE [pid 6214] <... openat resumed>) = 3 [pid 6212] <... mprotect resumed>) = 0 [pid 6212] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6214] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6212] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0} [pid 6214] <... futex resumed>) = 0 [pid 6214] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6212] <... clone3 resumed> => {parent_tid=[6215]}, 88) = 6215 ./strace-static-x86_64: Process 6215 attached [pid 6212] rt_sigprocmask(SIG_SETMASK, [], [pid 6215] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 6212] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6215] <... rseq resumed>) = 0 [pid 6212] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6215] set_robust_list(0x7f7ba9d039a0, 24 [pid 6212] <... futex resumed>) = 0 [pid 6215] <... set_robust_list resumed>) = 0 [pid 6212] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6215] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6215] 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 6215] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cbe000 [pid 6215] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c7e000 [pid 6215] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6212] <... futex resumed>) = 0 [pid 6215] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6212] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6214] <... futex resumed>) = 0 [pid 6212] <... futex resumed>) = 1 [pid 6214] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6212] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6214] <... futex resumed>) = 0 [pid 6212] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6214] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6212] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6214] <... futex resumed>) = 0 [pid 6212] <... futex resumed>) = 0 [pid 6212] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6212] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6212] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6214] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6212] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6208] exit_group(0 [pid 6205] exit_group(0 [pid 6210] <... futex resumed>) = ? [pid 6208] <... exit_group resumed>) = ? [pid 6205] <... exit_group resumed>) = ? [pid 6211] exit_group(0) = ? [pid 6207] <... io_uring_enter resumed>) = 4096 [pid 6210] +++ exited with 0 +++ [pid 6206] <... io_uring_enter resumed>) = ? [pid 6207] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6206] +++ exited with 0 +++ [pid 6205] +++ exited with 0 +++ [pid 6207] <... futex resumed>) = 0 [pid 6204] exit_group(0) = ? [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6205, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6216 ./strace-static-x86_64: Process 6216 attached [pid 6207] +++ exited with 0 +++ [pid 6204] +++ exited with 0 +++ [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6204, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6216] set_robust_list(0x555565a8a6a0, 24 [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 6217 [pid 6216] <... set_robust_list resumed>) = 0 [pid 6209] <... io_uring_enter resumed>) = ? ./strace-static-x86_64: Process 6217 attached [pid 6216] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6209] +++ exited with 0 +++ [pid 6208] +++ exited with 0 +++ [pid 6217] set_robust_list(0x555565a8a6a0, 24 [pid 6216] <... prctl resumed>) = 0 [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6208, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6217] <... set_robust_list resumed>) = 0 [pid 6216] setpgid(0, 0) = 0 [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 6218 ./strace-static-x86_64: Process 6218 attached [pid 6217] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6213] <... io_uring_enter resumed>) = ? [pid 6216] <... openat resumed>) = 3 [pid 6216] write(3, "1000", 4 [pid 6218] set_robust_list(0x555565a8a6a0, 24 [pid 6216] <... write resumed>) = 4 [pid 6217] <... prctl resumed>) = 0 executing program executing program [pid 6218] <... set_robust_list resumed>) = 0 [pid 6217] setpgid(0, 0 [pid 6216] close(3) = 0 [pid 6217] <... setpgid resumed>) = 0 [pid 6218] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6217] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6216] write(1, "executing program\n", 18 [pid 6218] <... prctl resumed>) = 0 [pid 6216] <... write resumed>) = 18 [pid 6218] setpgid(0, 0 [pid 6217] <... openat resumed>) = 3 [pid 6216] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6218] <... setpgid resumed>) = 0 [pid 6217] write(3, "1000", 4 [pid 6216] <... futex resumed>) = 0 [pid 6217] <... write resumed>) = 4 [pid 6216] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6218] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6217] close(3 [pid 6216] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6217] <... close resumed>) = 0 [pid 6216] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6218] <... openat resumed>) = 3 [pid 6217] write(1, "executing program\n", 18 [pid 6216] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6217] <... write resumed>) = 18 [pid 6216] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6213] +++ exited with 0 +++ [pid 6211] +++ exited with 0 +++ [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6211, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6219 executing program ./strace-static-x86_64: Process 6219 attached [pid 6219] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6219] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6219] setpgid(0, 0) = 0 [pid 6219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6219] write(3, "1000", 4) = 4 [pid 6212] exit_group(0 [pid 6215] <... futex resumed>) = ? [pid 6212] <... exit_group resumed>) = ? [pid 6219] close(3) = 0 [pid 6219] write(1, "executing program\n", 18) = 18 [pid 6219] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6218] write(3, "1000", 4 [pid 6217] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6216] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6215] +++ exited with 0 +++ [pid 6214] <... io_uring_enter resumed>) = ? [pid 6217] <... futex resumed>) = 0 [pid 6216] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6219] <... futex resumed>) = 0 [pid 6218] <... write resumed>) = 4 [pid 6217] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6214] +++ exited with 0 +++ [pid 6216] <... mprotect resumed>) = 0 [pid 6212] +++ exited with 0 +++ [pid 6218] close(3 [pid 6219] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6216] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6212, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- executing program [pid 6218] <... close resumed>) = 0 [pid 6217] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6216] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6219] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6218] write(1, "executing program\n", 18 [pid 6217] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6216] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6220 attached [pid 6219] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6218] <... write resumed>) = 18 [pid 6217] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6219] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6220] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6219] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6218] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6217] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6216] <... clone3 resumed> => {parent_tid=[6220]}, 88) = 6220 [pid 6220] <... rseq resumed>) = 0 [pid 6219] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6218] <... futex resumed>) = 0 [pid 6217] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6216] rt_sigprocmask(SIG_SETMASK, [], [pid 6220] set_robust_list(0x7f7ba9d249a0, 24 [pid 6218] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6217] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6216] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6220] <... set_robust_list resumed>) = 0 [pid 6218] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6217] <... mprotect resumed>) = 0 [pid 6219] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6218] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6216] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6219] <... mprotect resumed>) = 0 [pid 6218] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6217] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6216] <... futex resumed>) = 0 [pid 6220] rt_sigprocmask(SIG_SETMASK, [], [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6220] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6218] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6216] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6219] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6221 attached [pid 6220] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6219] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6218] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6219] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6218] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6222 attached [pid 6221] set_robust_list(0x555565a8a6a0, 24 [pid 6220] <... openat resumed>) = 3 [pid 6218] <... mprotect resumed>) = 0 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6221 [pid 6222] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6219] <... clone3 resumed> => {parent_tid=[6222]}, 88) = 6222 [pid 6222] <... rseq resumed>) = 0 [pid 6219] rt_sigprocmask(SIG_SETMASK, [], [pid 6218] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6220] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6221] <... set_robust_list resumed>) = 0 [pid 6217] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6222] set_robust_list(0x7f7ba9d249a0, 24 [pid 6220] <... futex resumed>) = 1 [pid 6219] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6216] <... futex resumed>) = 0 [pid 6222] <... set_robust_list resumed>) = 0 [pid 6221] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6220] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6219] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6218] <... rt_sigprocmask resumed>[], 8) = 0 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6216] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6223 attached [pid 6222] rt_sigprocmask(SIG_SETMASK, [], [pid 6221] <... prctl resumed>) = 0 [pid 6220] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6219] <... futex resumed>) = 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6216] <... futex resumed>) = 0 [pid 6223] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6221] setpgid(0, 0 [pid 6217] <... clone3 resumed> => {parent_tid=[6223]}, 88) = 6223 [pid 6222] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6219] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6224 attached [pid 6223] <... rseq resumed>) = 0 [pid 6222] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6221] <... setpgid resumed>) = 0 [pid 6220] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6217] rt_sigprocmask(SIG_SETMASK, [], [pid 6216] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6224] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6223] set_robust_list(0x7f7ba9d249a0, 24 [pid 6217] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6224] <... rseq resumed>) = 0 [pid 6223] <... set_robust_list resumed>) = 0 [pid 6222] <... openat resumed>) = 3 [pid 6221] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6220] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6218] <... clone3 resumed> => {parent_tid=[6224]}, 88) = 6224 [pid 6217] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6224] set_robust_list(0x7f7ba9d249a0, 24 [pid 6223] rt_sigprocmask(SIG_SETMASK, [], [pid 6220] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6217] <... futex resumed>) = 0 [pid 6218] rt_sigprocmask(SIG_SETMASK, [], [pid 6223] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6222] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6218] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6217] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6222] <... futex resumed>) = 1 [pid 6219] <... futex resumed>) = 0 [pid 6220] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6218] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6224] <... set_robust_list resumed>) = 0 [pid 6223] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6222] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6221] <... openat resumed>) = 3 [pid 6220] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6219] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6218] <... futex resumed>) = 0 [pid 6224] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6223] <... openat resumed>) = 3 [pid 6222] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6221] write(3, "1000", 4 [pid 6220] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6219] <... futex resumed>) = 0 [pid 6218] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6224] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6223] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6222] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6221] <... write resumed>) = 4 [pid 6220] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6219] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6224] <... openat resumed>) = 3 [pid 6223] <... futex resumed>) = 1 [pid 6222] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6221] close(3 [pid 6220] <... futex resumed>) = 1 [pid 6217] <... futex resumed>) = 0 [pid 6216] <... futex resumed>) = 0 [pid 6224] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6222] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6221] <... close resumed>) = 0 [pid 6220] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6217] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6216] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6222] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6220] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6217] <... futex resumed>) = 0 [pid 6216] <... futex resumed>) = 0 [pid 6224] <... futex resumed>) = 1 [pid 6218] <... futex resumed>) = 0 [pid 6221] write(1, "executing program\n", 18 [pid 6224] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6222] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6220] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6218] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6221] <... write resumed>) = 18 [pid 6217] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6216] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6224] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6223] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6222] <... futex resumed>) = 1 [pid 6221] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6219] <... futex resumed>) = 0 [pid 6218] <... futex resumed>) = 0 [pid 6216] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6224] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6222] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6220] <... futex resumed>) = 0 [pid 6219] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6218] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6216] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6222] <... futex resumed>) = 0 [pid 6219] <... futex resumed>) = 0 [pid 6216] <... futex resumed>) = 0 [pid 6224] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6222] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6220] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6219] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6216] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6220] <... futex resumed>) = 0 [pid 6223] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6219] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6216] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6224] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6221] <... futex resumed>) = 0 [pid 6219] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6222] <... futex resumed>) = 0 [pid 6219] <... futex resumed>) = 1 [pid 6224] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6221] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6220] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6216] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6216] <... futex resumed>) = 0 [pid 6221] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6222] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6219] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6222] <... futex resumed>) = 0 [pid 6219] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6222] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6219] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6224] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6221] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6216] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6224] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6221] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6219] <... futex resumed>) = 0 [pid 6224] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6221] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6219] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6224] <... futex resumed>) = 1 [pid 6223] <... futex resumed>) = 1 [pid 6221] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6218] <... futex resumed>) = 0 [pid 6217] <... futex resumed>) = 0 [pid 6224] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6218] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6217] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6221] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6224] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6223] <... futex resumed>) = 0 [pid 6218] <... futex resumed>) = 0 [pid 6217] <... futex resumed>) = 0 [pid 6221] <... mprotect resumed>) = 0 [pid 6217] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6224] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6218] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6217] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6221] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6224] <... futex resumed>) = 0 [pid 6223] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6218] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6217] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6218] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6224] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6218] <... futex resumed>) = 0 [pid 6217] <... futex resumed>) = 0 [pid 6223] <... futex resumed>) = 0 [pid 6218] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6224] <... futex resumed>) = 0 [pid 6217] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6218] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6224] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6217] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6223] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6218] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6217] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6223] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6224] <... futex resumed>) = 0 [pid 6218] <... futex resumed>) = 1 [pid 6217] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6224] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6218] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6221] <... rt_sigprocmask resumed>[], 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6216] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6221] <... clone3 resumed> => {parent_tid=[6225]}, 88) = 6225 [pid 6219] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6221] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6225 attached NULL, 8) = 0 [pid 6221] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6225] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6221] <... futex resumed>) = 0 [pid 6217] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6225] <... rseq resumed>) = 0 [pid 6221] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6225] set_robust_list(0x7f7ba9d249a0, 24 [pid 6218] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6225] <... set_robust_list resumed>) = 0 [pid 6225] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6225] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6225] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6221] <... futex resumed>) = 0 [pid 6225] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6221] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [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 6221] <... futex resumed>) = 0 [pid 6221] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6225] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6225] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6225] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6221] <... futex resumed>) = 0 [pid 6221] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6221] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6225] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6221] <... futex resumed>) = 0 [pid 6225] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6221] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6225] <... futex resumed>) = 0 [pid 6221] <... futex resumed>) = 0 [pid 6225] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6221] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6221] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6225] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6221] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6225] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6221] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6221] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6219] exit_group(0) = ? [pid 6220] <... io_uring_enter resumed>) = 4096 [pid 6218] exit_group(0) = ? [pid 6223] <... io_uring_enter resumed>) = 4096 [pid 6220] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6220] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6216] exit_group(0) = ? [pid 6224] <... io_uring_enter resumed>) = ? [pid 6220] <... futex resumed>) = ? [pid 6220] +++ exited with 0 +++ [pid 6216] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6216, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6222] <... io_uring_enter resumed>) = ? [pid 6224] +++ exited with 0 +++ [pid 6218] +++ exited with 0 +++ [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6218, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6227 ./strace-static-x86_64: Process 6227 attached [pid 6227] set_robust_list(0x555565a8a6a0, 24 [pid 6223] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6223] <... futex resumed>) = 0 [pid 6217] exit_group(0) = ? [pid 6227] <... set_robust_list resumed>) = 0 [pid 6227] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 6228 attached [pid 6227] setpgid(0, 0 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6228 executing program executing program [pid 6228] set_robust_list(0x555565a8a6a0, 24 [pid 6227] <... setpgid resumed>) = 0 [pid 6223] +++ exited with 0 +++ [pid 6217] +++ exited with 0 +++ [pid 6228] <... set_robust_list resumed>) = 0 [pid 6227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6217, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6228] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6227] <... openat resumed>) = 3 [pid 6227] write(3, "1000", 4 [pid 6228] <... prctl resumed>) = 0 [pid 6227] <... write resumed>) = 4 [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6228] setpgid(0, 0./strace-static-x86_64: Process 6229 attached [pid 6227] close(3 [pid 6222] +++ exited with 0 +++ [pid 6219] +++ exited with 0 +++ [pid 6229] set_robust_list(0x555565a8a6a0, 24 [pid 6227] <... close resumed>) = 0 [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 6229 [pid 6229] <... set_robust_list resumed>) = 0 [pid 6227] write(1, "executing program\n", 18 [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6219, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6229] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6227] <... write resumed>) = 18 [pid 5884] restart_syscall(<... resuming interrupted clone ...> [pid 6229] <... prctl resumed>) = 0 [pid 6227] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6229] setpgid(0, 0 [pid 6227] <... futex resumed>) = 0 [pid 6229] <... setpgid resumed>) = 0 [pid 6227] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6229] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6227] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6229] <... openat resumed>) = 3 [pid 6227] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6229] write(3, "1000", 4) = 4 [pid 6227] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6229] close(3 [pid 6227] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6229] <... close resumed>) = 0 [pid 6227] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6229] write(1, "executing program\n", 18 [pid 6227] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6229] <... write resumed>) = 18 [pid 6227] <... mprotect resumed>) = 0 [pid 6229] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6227] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6229] <... futex resumed>) = 0 [pid 6229] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6227] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6229] <... rt_sigaction resumed>NULL, 8) = 0 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6230 attached [pid 6229] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6227] <... clone3 resumed> => {parent_tid=[6230]}, 88) = 6230 [pid 6230] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6229] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6228] <... setpgid resumed>) = 0 [pid 6230] <... rseq resumed>) = 0 [pid 6229] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6227] rt_sigprocmask(SIG_SETMASK, [], [pid 5884] <... restart_syscall resumed>) = 0 [pid 6230] set_robust_list(0x7f7ba9d249a0, 24 [pid 6229] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6227] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6230] <... set_robust_list resumed>) = 0 [pid 6229] <... mprotect resumed>) = 0 [pid 6227] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6230] rt_sigprocmask(SIG_SETMASK, [], [pid 6229] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6228] <... openat resumed>) = 3 [pid 6227] <... futex resumed>) = 0 [pid 6230] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6229] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6227] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6230] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6229] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6228] write(3, "1000", 4./strace-static-x86_64: Process 6231 attached [pid 6230] <... openat resumed>) = 3 [pid 6225] <... io_uring_enter resumed>) = 4096 [pid 6230] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6229] <... clone3 resumed> => {parent_tid=[6232]}, 88) = 6232 [pid 6230] <... futex resumed>) = 1 [pid 6229] rt_sigprocmask(SIG_SETMASK, [], [pid 6227] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6232 attached [pid 6230] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6229] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6227] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6232] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6231] set_robust_list(0x555565a8a6a0, 24 [pid 6230] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6229] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6228] <... write resumed>) = 4 [pid 6227] <... futex resumed>) = 0 [pid 6225] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 6231 [pid 6231] <... set_robust_list resumed>) = 0 [pid 6230] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6229] <... futex resumed>) = 0 [pid 6228] close(3 [pid 6227] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6225] <... futex resumed>) = 0 [pid 6221] exit_group(0executing program [pid 6231] prctl(PR_SET_PDEATHSIG, SIGKILL [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 6229] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6228] <... close resumed>) = 0 [pid 6221] <... exit_group resumed>) = ? [pid 6231] <... prctl resumed>) = 0 [pid 6230] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6230] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6232] <... rseq resumed>) = 0 [pid 6231] setpgid(0, 0 [pid 6230] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6228] write(1, "executing program\n", 18 [pid 6225] +++ exited with 0 +++ [pid 6221] +++ exited with 0 +++ [pid 6231] <... setpgid resumed>) = 0 [pid 6228] <... write resumed>) = 18 [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6221, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6228] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 6232] set_robust_list(0x7f7ba9d249a0, 24 [pid 6230] <... futex resumed>) = 1 [pid 6227] <... futex resumed>) = 0 [pid 6231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6227] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6227] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6232] <... set_robust_list resumed>) = 0 [pid 6231] <... openat resumed>) = 3 [pid 6230] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6228] <... futex resumed>) = 0 [pid 5877] <... restart_syscall resumed>) = 0 [pid 6232] rt_sigprocmask(SIG_SETMASK, [], [pid 6231] write(3, "1000", 4 [pid 6230] <... futex resumed>) = 1 [pid 6228] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6227] <... futex resumed>) = 0 [pid 6232] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6230] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6227] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6232] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6230] <... futex resumed>) = 0 [pid 6227] <... futex resumed>) = 0 [pid 6232] <... openat resumed>) = 3 [pid 6230] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6228] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6227] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6232] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6227] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6232] <... futex resumed>) = 1 [pid 6229] <... futex resumed>) = 0 [pid 6228] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6227] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6232] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6230] <... futex resumed>) = 0 [pid 6229] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6227] <... futex resumed>) = 1 ./strace-static-x86_64: Process 6233 attached [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 6231] <... write resumed>) = 4 [pid 6230] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0executing program [pid 6229] <... futex resumed>) = 0 [pid 6228] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6227] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6233] set_robust_list(0x555565a8a6a0, 24 [pid 6232] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6231] close(3 [pid 6229] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6232] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6228] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6233 [pid 6233] <... set_robust_list resumed>) = 0 [pid 6232] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6231] <... close resumed>) = 0 [pid 6233] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6232] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6231] write(1, "executing program\n", 18 [pid 6228] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6233] <... prctl resumed>) = 0 [pid 6232] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6231] <... write resumed>) = 18 [pid 6228] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6232] <... futex resumed>) = 1 [pid 6229] <... futex resumed>) = 0 [pid 6233] setpgid(0, 0 [pid 6231] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6229] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] <... setpgid resumed>) = 0 [pid 6231] <... futex resumed>) = 0 [pid 6229] <... futex resumed>) = 0 [pid 6228] <... mprotect resumed>) = 0 [pid 6229] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6232] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6231] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6228] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6231] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6228] <... rt_sigprocmask resumed>[], 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6231] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6232] <... futex resumed>) = 1 [pid 6229] <... futex resumed>) = 0 [pid 6229] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6229] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6232] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6231] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6231] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6232] <... futex resumed>) = 1 [pid 6229] <... futex resumed>) = 0 [pid 6231] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6229] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6229] futex(0x7f7ba9df532c, 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 6231] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6234 attached [pid 6233] <... openat resumed>) = 3 [pid 6227] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6228] <... clone3 resumed> => {parent_tid=[6234]}, 88) = 6234 [pid 6231] <... mprotect resumed>) = 0 [pid 6228] rt_sigprocmask(SIG_SETMASK, [], [pid 6234] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6233] write(3, "1000", 4 [pid 6231] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6228] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6228] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6234] set_robust_list(0x7f7ba9d249a0, 24 [pid 6233] <... write resumed>) = 4 [pid 6228] <... futex resumed>) = 0 [pid 6234] <... set_robust_list resumed>) = 0 [pid 6229] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6228] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6233] close(3 [pid 6234] rt_sigprocmask(SIG_SETMASK, [], [pid 6233] <... close resumed>) = 0 executing program [pid 6234] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6233] write(1, "executing program\n", 18 [pid 6231] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6234] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6233] <... write resumed>) = 18 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6235 attached [pid 6233] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6235] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6233] <... futex resumed>) = 0 [pid 6231] <... clone3 resumed> => {parent_tid=[6235]}, 88) = 6235 [pid 6235] <... rseq resumed>) = 0 [pid 6233] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6231] rt_sigprocmask(SIG_SETMASK, [], [pid 6235] set_robust_list(0x7f7ba9d249a0, 24 [pid 6234] <... openat resumed>) = 3 [pid 6233] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6231] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6235] <... set_robust_list resumed>) = 0 [pid 6234] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6231] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6235] rt_sigprocmask(SIG_SETMASK, [], [pid 6234] <... futex resumed>) = 1 [pid 6233] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6231] <... futex resumed>) = 0 [pid 6228] <... futex resumed>) = 0 [pid 6235] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6234] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6233] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6231] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6228] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6235] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [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] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6228] <... futex resumed>) = 0 [pid 6235] <... openat resumed>) = 3 [pid 6234] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6233] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6228] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6235] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6234] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6233] <... mprotect resumed>) = 0 [pid 6235] <... futex resumed>) = 1 [pid 6234] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6233] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6231] <... futex resumed>) = 0 [pid 6233] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6235] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6234] <... mmap resumed>) = 0x7f7ba9c9f000 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6231] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6236 attached ) = 0 [pid 6235] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] <... clone3 resumed> => {parent_tid=[6236]}, 88) = 6236 [pid 6231] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6235] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6234] <... futex resumed>) = 1 [pid 6233] rt_sigprocmask(SIG_SETMASK, [], [pid 6228] <... futex resumed>) = 0 [pid 6236] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6235] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6234] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6233] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6228] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6235] 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(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6228] <... futex resumed>) = 0 [pid 6228] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6234] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] <... futex resumed>) = 0 [pid 6235] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6234] <... futex resumed>) = 0 [pid 6233] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6228] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6234] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6236] <... rseq resumed>) = 0 [pid 6228] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6236] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6234] <... futex resumed>) = 0 [pid 6231] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6228] <... futex resumed>) = 1 [pid 6234] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6231] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6228] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6236] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6235] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6234] <... futex resumed>) = 0 [pid 6231] <... futex resumed>) = 0 [pid 6228] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6236] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6235] <... futex resumed>) = 0 [pid 6234] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6231] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6228] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6236] <... openat resumed>) = 3 [pid 6231] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6228] <... futex resumed>) = 0 [pid 6236] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6233] <... futex resumed>) = 0 [pid 6236] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6233] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6236] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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 resumed>) = 0 [pid 6236] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6233] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6236] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6236] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6236] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6233] <... futex resumed>) = 0 [pid 6236] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6236] <... futex resumed>) = 0 [pid 6233] <... futex resumed>) = 0 [pid 6236] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6233] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6233] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6236] <... futex resumed>) = 0 [pid 6233] <... futex resumed>) = 1 [pid 6236] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6236] <... futex resumed>) = 0 [pid 6233] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6236] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6233] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6231] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE [pid 6228] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6233] <... futex resumed>) = 0 [pid 6231] <... mprotect resumed>) = 0 [pid 6235] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6233] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0} => {parent_tid=[6237]}, 88) = 6237 [pid 6231] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6231] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6237 attached ) = 0 [pid 6231] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6237] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053) = 0 [pid 6237] set_robust_list(0x7f7ba9c9e9a0, 24) = 0 [pid 6237] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6237] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6231] <... futex resumed>) = 0 [pid 6237] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6231] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6235] <... futex resumed>) = 0 [pid 6231] <... futex resumed>) = 1 [pid 6235] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6231] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6228] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6235] <... futex resumed>) = 0 [pid 6231] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6235] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6233] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6231] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6235] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6231] <... futex resumed>) = 0 [pid 6235] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6231] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6230] <... io_uring_enter resumed>) = 4096 [pid 6230] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6227] exit_group(0) = ? [pid 6229] exit_group(0) = ? [pid 6230] +++ exited with 0 +++ [pid 6227] +++ exited with 0 +++ [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6227, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5878] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6238 attached , child_tidptr=0x555565a8a690) = 6238 [pid 6238] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6238] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6238] setpgid(0, 0) = 0 [pid 6238] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6238] write(3, "1000", 4) = 4 [pid 6238] close(3) = 0 executing program [pid 6238] write(1, "executing program\n", 18) = 18 [pid 6238] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6238] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6238] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6238] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6238] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6238] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6238] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6239 attached => {parent_tid=[6239]}, 88) = 6239 [pid 6238] rt_sigprocmask(SIG_SETMASK, [], [pid 6239] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6238] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6239] <... rseq resumed>) = 0 [pid 6238] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] set_robust_list(0x7f7ba9d249a0, 24 [pid 6238] <... futex resumed>) = 0 [pid 6239] <... set_robust_list resumed>) = 0 [pid 6238] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6239] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6239] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6239] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6238] <... futex resumed>) = 0 [pid 6239] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6238] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6238] <... futex resumed>) = 0 [pid 6239] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6238] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6239] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6239] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6239] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6238] <... futex resumed>) = 0 [pid 6238] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6238] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6239] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6238] <... futex resumed>) = 0 [pid 6238] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6238] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6239] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6238] <... futex resumed>) = 0 [pid 6238] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6238] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6239] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6232] <... io_uring_enter resumed>) = ? [pid 6232] +++ exited with 0 +++ [pid 6229] +++ exited with 0 +++ [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6229, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5881] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6240 attached [pid 6240] set_robust_list(0x555565a8a6a0, 24 [pid 6233] exit_group(0 [pid 6240] <... set_robust_list resumed>) = 0 [pid 6240] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6233] <... exit_group resumed>) = ? [pid 6240] <... prctl resumed>) = 0 [pid 6240] setpgid(0, 0 [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 6240 [pid 6240] <... setpgid resumed>) = 0 [pid 6240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6240] write(3, "1000", 4executing program ) = 4 [pid 6240] close(3) = 0 [pid 6240] write(1, "executing program\n", 18) = 18 [pid 6240] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6240] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6240] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6240] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6240] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6240] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6240] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6241 attached => {parent_tid=[6241]}, 88) = 6241 [pid 6240] rt_sigprocmask(SIG_SETMASK, [], [pid 6241] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6240] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6241] <... rseq resumed>) = 0 [pid 6240] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6240] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6238] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6241] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6241] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6241] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6241] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6240] <... futex resumed>) = 0 [pid 6241] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6240] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6241] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6240] <... futex resumed>) = 0 [pid 6241] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6240] futex(0x7f7ba9df532c, 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 6241] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6241] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6228] exit_group(0) = ? [pid 6241] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6241] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6240] <... futex resumed>) = 0 [pid 6240] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6240] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6241] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6240] <... futex resumed>) = 0 [pid 6240] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6240] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6241] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6240] <... futex resumed>) = 0 [pid 6240] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6240] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6241] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6234] <... io_uring_enter resumed>) = ? [pid 6231] exit_group(0 [pid 6237] <... futex resumed>) = ? [pid 6231] <... exit_group resumed>) = ? [pid 6237] +++ exited with 0 +++ [pid 6236] <... io_uring_enter resumed>) = ? [pid 6240] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6234] +++ exited with 0 +++ [pid 6228] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6228, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6242 ./strace-static-x86_64: Process 6242 attached [pid 6236] +++ exited with 0 +++ [pid 6233] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6233, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6242] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6243 attached [pid 6243] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6243] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6243 [pid 6243] <... prctl resumed>) = 0 [pid 6243] setpgid(0, 0) = 0 [pid 6243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6243] write(3, "1000", 4) = 4 [pid 6243] close(3) = 0 [pid 6242] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program [pid 6243] write(1, "executing program\n", 18) = 18 [pid 6243] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6243] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6243] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6243] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6243] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6242] <... prctl resumed>) = 0 [pid 6243] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6243] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6242] setpgid(0, 0 [pid 6243] <... clone3 resumed> => {parent_tid=[6244]}, 88) = 6244 [pid 6243] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6244 attached NULL, 8) = 0 [pid 6242] <... setpgid resumed>) = 0 [pid 6243] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6243] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6235] <... io_uring_enter resumed>) = ? executing program [pid 6244] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6242] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6244] <... rseq resumed>) = 0 [pid 6242] <... openat resumed>) = 3 [pid 6242] write(3, "1000", 4 [pid 6244] set_robust_list(0x7f7ba9d249a0, 24 [pid 6242] <... write resumed>) = 4 [pid 6244] <... set_robust_list resumed>) = 0 [pid 6242] close(3 [pid 6244] rt_sigprocmask(SIG_SETMASK, [], [pid 6242] <... close resumed>) = 0 [pid 6244] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6242] write(1, "executing program\n", 18 [pid 6244] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6242] <... write resumed>) = 18 [pid 6242] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6235] +++ exited with 0 +++ [pid 6231] +++ exited with 0 +++ [pid 6244] <... openat resumed>) = 3 [pid 6244] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6242] <... futex resumed>) = 0 [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6231, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 6244] <... futex resumed>) = 1 [pid 6243] <... futex resumed>) = 0 [pid 6242] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6244] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6243] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6242] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6243] <... futex resumed>) = 0 [pid 6242] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6245 ./strace-static-x86_64: Process 6245 attached [pid 6244] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6243] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6242] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6245] set_robust_list(0x555565a8a6a0, 24 [pid 6242] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6245] <... set_robust_list resumed>) = 0 [pid 6244] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6242] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6245] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6244] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6242] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6245] <... prctl resumed>) = 0 [pid 6244] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6243] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6242] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6245] setpgid(0, 0 [pid 6243] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6245] <... setpgid resumed>) = 0 [pid 6244] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6243] <... futex 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6246 attached [pid 6245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6244] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6243] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6242] <... clone3 resumed> => {parent_tid=[6246]}, 88) = 6246 [pid 6246] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6244] <... futex resumed>) = 0 [pid 6243] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6242] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6243] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE [pid 6246] <... rseq resumed>) = 0 [pid 6245] <... openat resumed>) = 3 [pid 6242] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6246] set_robust_list(0x7f7ba9d249a0, 24 [pid 6244] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6243] <... mprotect resumed>) = 0 [pid 6242] <... futex resumed>) = 0 [pid 6246] <... set_robust_list resumed>) = 0 [pid 6242] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6246] rt_sigprocmask(SIG_SETMASK, [], [pid 6243] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6246] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6245] write(3, "1000", 4 [pid 6243] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6246] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6245] <... write resumed>) = 4 [pid 6243] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0} [pid 6246] <... openat resumed>) = 3 [pid 6245] close(3 [pid 6239] <... io_uring_enter resumed>) = 4096 [pid 6239] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000executing program ./strace-static-x86_64: Process 6247 attached [pid 6246] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6245] <... close resumed>) = 0 [pid 6239] <... futex resumed>) = 0 [pid 6245] write(1, "executing program\n", 18 [pid 6243] <... clone3 resumed> => {parent_tid=[6247]}, 88) = 6247 [pid 6247] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6246] <... futex resumed>) = 1 [pid 6242] <... futex resumed>) = 0 [pid 6238] exit_group(0 [pid 6243] rt_sigprocmask(SIG_SETMASK, [], [pid 6245] <... write resumed>) = 18 [pid 6245] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6243] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6242] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6246] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6238] <... exit_group resumed>) = ? [pid 6247] <... rseq resumed>) = 0 [pid 6243] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6242] <... futex resumed>) = 0 [pid 6247] set_robust_list(0x7f7ba9c9e9a0, 24 [pid 6246] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6245] <... futex resumed>) = 0 [pid 6243] <... futex resumed>) = 0 [pid 6242] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6247] <... set_robust_list resumed>) = 0 [pid 6246] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6245] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6243] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6239] +++ exited with 0 +++ [pid 6238] +++ exited with 0 +++ [pid 6247] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6246] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6245] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6238, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6247] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6246] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6245] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6247] <... futex resumed>) = 1 [pid 6243] <... futex resumed>) = 0 [pid 6247] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6246] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6245] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6243] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] restart_syscall(<... resuming interrupted clone ...> [pid 6246] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6245] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6244] <... futex resumed>) = 0 [pid 6243] <... futex resumed>) = 1 [pid 5878] <... restart_syscall resumed>) = 0 [pid 6246] <... futex resumed>) = 1 [pid 6245] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6244] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6243] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6242] <... futex resumed>) = 0 [pid 6243] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6242] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6248 attached [pid 6248] set_robust_list(0x555565a8a6a0, 24 [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 6248 [pid 6248] <... set_robust_list resumed>) = 0 [pid 6248] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6245] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6244] <... futex resumed>) = 0 [pid 6243] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6242] <... futex resumed>) = 0 [pid 6248] <... prctl resumed>) = 0 [pid 6243] <... futex resumed>) = 0 [pid 6245] <... mprotect resumed>) = 0 [pid 6244] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6242] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6243] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6248] setpgid(0, 0) = 0 [pid 6248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6248] write(3, "1000", 4) = 4 [pid 6248] close(3) = 0 executing program [pid 6248] write(1, "executing program\n", 18) = 18 [pid 6248] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6248] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6248] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6248] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6248] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6245] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6248] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6246] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6245] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6248] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6246] <... futex resumed>) = 1 [pid 6242] <... futex resumed>) = 0 [pid 6248] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6246] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6242] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6249 attached [pid 6246] <... futex resumed>) = 0 [pid 6242] <... futex resumed>) = 0 [pid 6248] <... clone3 resumed> => {parent_tid=[6249]}, 88) = 6249 [pid 6246] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6242] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6249] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6248] rt_sigprocmask(SIG_SETMASK, [], [pid 6249] <... rseq resumed>) = 0 [pid 6248] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6242] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6249] set_robust_list(0x7f7ba9d249a0, 24 [pid 6248] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6242] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6249] <... set_robust_list resumed>) = 0 [pid 6248] <... futex resumed>) = 0 [pid 6246] <... futex resumed>) = 0 [pid 6242] <... futex resumed>) = 1 [pid 6249] rt_sigprocmask(SIG_SETMASK, [], [pid 6248] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6246] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6242] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6249] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6250 attached [pid 6243] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6250] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6245] <... clone3 resumed> => {parent_tid=[6250]}, 88) = 6250 [pid 6250] <... rseq resumed>) = 0 [pid 6250] set_robust_list(0x7f7ba9d249a0, 24 [pid 6249] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6245] rt_sigprocmask(SIG_SETMASK, [], [pid 6250] <... set_robust_list resumed>) = 0 [pid 6245] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6250] rt_sigprocmask(SIG_SETMASK, [], [pid 6249] <... openat resumed>) = 3 [pid 6245] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6250] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6245] <... futex resumed>) = 0 [pid 6250] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6249] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6241] <... io_uring_enter resumed>) = 4096 [pid 6249] <... futex resumed>) = 1 [pid 6248] <... futex resumed>) = 0 [pid 6249] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6248] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [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 6248] <... futex resumed>) = 0 [pid 6249] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6248] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6250] <... openat resumed>) = 3 [pid 6245] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6250] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6249] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6242] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6250] <... futex resumed>) = 0 [pid 6245] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6250] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6245] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6250] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6250] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6245] <... futex resumed>) = 0 [pid 6249] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6245] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6249] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6249] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6248] <... futex resumed>) = 0 [pid 6249] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6248] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6249] <... futex resumed>) = 0 [pid 6248] <... futex resumed>) = 0 [pid 6249] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6248] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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 6248] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6248] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6249] <... futex resumed>) = 0 [pid 6248] <... futex resumed>) = 1 [pid 6241] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6249] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6248] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6241] <... futex resumed>) = 0 [pid 6249] <... futex resumed>) = 0 [pid 6248] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6241] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6249] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6248] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6240] exit_group(0 [pid 6248] <... futex resumed>) = 0 [pid 6241] <... futex resumed>) = ? [pid 6240] <... exit_group resumed>) = ? [pid 6250] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6248] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6241] +++ exited with 0 +++ [pid 6240] +++ exited with 0 +++ [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6240, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6251 ./strace-static-x86_64: Process 6251 attached [pid 6251] set_robust_list(0x555565a8a6a0, 24 [pid 6250] <... mmap resumed>) = 0x7f7ba9cdf000 [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 [pid 6250] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6251] <... openat resumed>) = 3 [pid 6250] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6251] write(3, "1000", 4 [pid 6250] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6245] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6245] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6250] <... futex resumed>) = 0 [pid 6245] <... futex resumed>) = 0 [pid 6250] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6248] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6245] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6250] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program [pid 6251] <... write resumed>) = 4 [pid 6245] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6251] close(3 [pid 6245] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6251] <... close resumed>) = 0 [pid 6245] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6251] write(1, "executing program\n", 18) = 18 [pid 6251] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6251] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6251] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6251] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6250] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6252]}, 88) = 6252 [pid 6251] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6251] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6251] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6252 attached [pid 6250] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6245] <... futex resumed>) = 0 [pid 6250] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6245] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6250] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6245] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6252] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6250] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6252] <... rseq resumed>) = 0 [pid 6252] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6252] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6252] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6252] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6251] <... futex resumed>) = 0 [pid 6252] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6251] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [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 6252] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6251] <... futex resumed>) = 0 [pid 6252] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6251] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6252] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6252] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6251] <... futex resumed>) = 0 [pid 6252] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6251] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6252] <... futex resumed>) = 0 [pid 6251] <... futex resumed>) = 0 [pid 6252] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6251] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6251] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6252] <... futex resumed>) = 0 [pid 6251] <... futex resumed>) = 1 [pid 6252] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6251] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6252] <... futex resumed>) = 0 [pid 6251] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6252] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6251] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6251] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6245] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6251] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6244] <... io_uring_enter resumed>) = 4096 [pid 6244] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6243] exit_group(0) = ? [pid 6247] <... futex resumed>) = ? [pid 6244] <... futex resumed>) = ? [pid 6247] +++ exited with 0 +++ [pid 6244] +++ exited with 0 +++ [pid 6243] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6243, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6253 attached , child_tidptr=0x555565a8a690) = 6253 [pid 6242] exit_group(0) = ? [pid 6253] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6248] exit_group(0) = ? [pid 6253] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6253] setpgid(0, 0) = 0 [pid 6253] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6253] write(3, "1000", 4) = 4 [pid 6253] close(3) = 0 executing program [pid 6253] write(1, "executing program\n", 18) = 18 [pid 6253] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6253] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6253] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6253] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6253] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6254 attached => {parent_tid=[6254]}, 88) = 6254 [pid 6253] rt_sigprocmask(SIG_SETMASK, [], [pid 6254] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6253] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6254] set_robust_list(0x7f7ba9d249a0, 24 [pid 6253] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6254] <... set_robust_list resumed>) = 0 [pid 6253] <... futex resumed>) = 0 [pid 6254] rt_sigprocmask(SIG_SETMASK, [], [pid 6253] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6254] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6254] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6246] <... io_uring_enter resumed>) = ? [pid 6254] <... openat resumed>) = 3 [pid 6254] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6245] exit_group(0 [pid 6254] <... futex resumed>) = 1 [pid 6253] <... futex resumed>) = 0 [pid 6245] <... exit_group resumed>) = ? [pid 6254] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6253] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6254] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6253] <... futex resumed>) = 0 [pid 6254] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6253] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6254] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6246] +++ exited with 0 +++ [pid 6242] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6242, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6255 ./strace-static-x86_64: Process 6255 attached [pid 6255] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6255] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6249] <... io_uring_enter resumed>) = ? [pid 6255] <... prctl resumed>) = 0 [pid 6255] setpgid(0, 0) = 0 [pid 6255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6254] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6255] <... openat resumed>) = 3 [pid 6255] write(3, "1000", 4) = 4 [pid 6255] close(3) = 0 executing program [pid 6255] write(1, "executing program\n", 18) = 18 [pid 6255] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6255] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6255] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6254] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6255] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6255] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6255] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6255] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6256 attached [pid 6256] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6255] <... clone3 resumed> => {parent_tid=[6256]}, 88) = 6256 [pid 6256] <... rseq resumed>) = 0 [pid 6255] rt_sigprocmask(SIG_SETMASK, [], [pid 6256] set_robust_list(0x7f7ba9d249a0, 24 [pid 6255] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6256] <... set_robust_list resumed>) = 0 [pid 6255] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6250] <... io_uring_enter resumed>) = ? [pid 6256] rt_sigprocmask(SIG_SETMASK, [], [pid 6255] <... futex resumed>) = 0 [pid 6254] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6256] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6255] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6256] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6254] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6253] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6250] +++ exited with 0 +++ [pid 6245] +++ exited with 0 +++ [pid 6249] +++ exited with 0 +++ [pid 6248] +++ exited with 0 +++ [pid 5884] --- 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] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] restart_syscall(<... resuming interrupted clone ...> [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6248, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6254] <... futex resumed>) = 0 [pid 6253] <... futex resumed>) = 0 [pid 6253] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6254] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6253] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 5884] <... restart_syscall resumed>) = 0 [pid 5878] restart_syscall(<... resuming interrupted clone ...> [pid 6253] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE [pid 5878] <... restart_syscall resumed>) = 0 [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6257 attached [pid 6253] <... mprotect resumed>) = 0 [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 6257 [pid 6256] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 6258 [pid 6253] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6256] <... futex resumed>) = 1 [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=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0}./strace-static-x86_64: Process 6259 attached [pid 6256] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6255] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6258 attached [pid 6258] set_robust_list(0x555565a8a6a0, 24 [pid 6257] set_robust_list(0x555565a8a6a0, 24 [pid 6256] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6255] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] <... clone3 resumed> => {parent_tid=[6259]}, 88) = 6259 [pid 6256] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6255] <... futex resumed>) = 0 [pid 6253] rt_sigprocmask(SIG_SETMASK, [], [pid 6259] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6258] <... set_robust_list resumed>) = 0 [pid 6257] <... set_robust_list resumed>) = 0 [pid 6259] <... rseq resumed>) = 0 [pid 6258] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6257] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6256] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6255] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6253] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6259] set_robust_list(0x7f7ba9c9e9a0, 24 [pid 6256] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6259] <... set_robust_list resumed>) = 0 [pid 6258] <... prctl resumed>) = 0 [pid 6257] <... prctl resumed>) = 0 [pid 6256] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6253] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6259] rt_sigprocmask(SIG_SETMASK, [], [pid 6258] setpgid(0, 0 [pid 6257] setpgid(0, 0 [pid 6253] <... futex resumed>) = 0 [pid 6259] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6258] <... setpgid resumed>) = 0 [pid 6253] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6257] <... setpgid resumed>) = 0 [pid 6259] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6258] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6257] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6256] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6259] <... futex resumed>) = 1 [pid 6258] <... openat resumed>) = 3 [pid 6257] <... openat resumed>) = 3 [pid 6256] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6253] <... futex resumed>) = 0 [pid 6259] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6258] write(3, "1000", 4 [pid 6257] write(3, "1000", 4 [pid 6256] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6258] <... write resumed>) = 4 [pid 6257] <... write resumed>) = 4 [pid 6258] close(3 [pid 6254] <... futex resumed>) = 0 [pid 6257] close(3 [pid 6253] <... futex resumed>) = 1 [pid 6258] <... close resumed>) = 0 [pid 6254] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6257] <... close resumed>) = 0 [pid 6254] <... futex resumed>) = 0 [pid 6253] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6257] write(1, "executing program\n", 18executing program [pid 6254] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6258] write(1, "executing program\n", 18 [pid 6257] <... write resumed>) = 18 [pid 6256] <... futex resumed>) = 1 [pid 6255] <... futex resumed>) = 0 [pid 6253] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6257] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6256] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6255] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6258] <... write resumed>) = 18 [pid 6257] <... futex resumed>) = 0 [pid 6256] <... futex resumed>) = 0 [pid 6255] <... futex resumed>) = 0 [pid 6254] <... futex resumed>) = 0 [pid 6253] <... futex resumed>) = 1 [pid 6256] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6255] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6257] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6255] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6255] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6256] <... futex resumed>) = 0 [pid 6255] <... futex resumed>) = 1 [pid 6256] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6255] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6256] <... futex resumed>) = 0 [pid 6255] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6256] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6255] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6251] exit_group(0 [pid 6255] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6251] <... exit_group resumed>) = ? [pid 6257] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6258] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6257] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6258] <... futex resumed>) = 0 [pid 6257] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6258] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6257] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6255] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6252] <... io_uring_enter resumed>) = ? [pid 6258] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6257] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6253] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6252] +++ exited with 0 +++ [pid 6251] +++ exited with 0 +++ [pid 6258] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6257] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6251, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6258] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6258] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6257] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6258] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6260 attached ) = 0 [pid 6257] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 6260 [pid 6258] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6258] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6257] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6258] <... clone3 resumed> => {parent_tid=[6261]}, 88) = 6261 [pid 6258] rt_sigprocmask(SIG_SETMASK, [], [pid 6257] <... clone3 resumed> => {parent_tid=[6262]}, 88) = 6262 [pid 6260] set_robust_list(0x555565a8a6a0, 24 [pid 6258] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6257] rt_sigprocmask(SIG_SETMASK, [], [pid 6260] <... set_robust_list resumed>) = 0 [pid 6258] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6257] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6260] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6258] <... futex resumed>) = 0 [pid 6257] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] <... prctl resumed>) = 0 [pid 6258] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6257] <... futex resumed>) = 0 [pid 6260] setpgid(0, 0 [pid 6257] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6261 attached [pid 6260] <... setpgid resumed>) = 0 executing program ./strace-static-x86_64: Process 6262 attached [pid 6260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6261] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6260] <... openat resumed>) = 3 [pid 6262] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6261] <... rseq resumed>) = 0 [pid 6260] write(3, "1000", 4 [pid 6262] <... rseq resumed>) = 0 [pid 6261] set_robust_list(0x7f7ba9d249a0, 24 [pid 6260] <... write resumed>) = 4 [pid 6262] set_robust_list(0x7f7ba9d249a0, 24 [pid 6261] <... set_robust_list resumed>) = 0 [pid 6260] close(3 [pid 6262] <... set_robust_list resumed>) = 0 [pid 6261] rt_sigprocmask(SIG_SETMASK, [], [pid 6260] <... close resumed>) = 0 [pid 6262] rt_sigprocmask(SIG_SETMASK, [], [pid 6261] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6260] write(1, "executing program\n", 18 [pid 6262] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6261] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6260] <... write resumed>) = 18 [pid 6262] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6261] <... openat resumed>) = 3 [pid 6260] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6260] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6260] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6262] <... openat resumed>) = 3 [pid 6261] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6262] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6261] <... futex resumed>) = 1 [pid 6260] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6258] <... futex resumed>) = 0 [pid 6262] <... futex resumed>) = 1 [pid 6261] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6260] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6258] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6257] <... futex resumed>) = 0 [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] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6258] <... futex resumed>) = 0 [pid 6257] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6261] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6260] <... mprotect resumed>) = 0 [pid 6258] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6257] <... futex resumed>) = 0 [pid 6261] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6260] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6261] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6260] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6257] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6261] <... mmap resumed>) = 0x7f7ba9c9f000 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6261] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6263 attached [pid 6262] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6261] <... futex resumed>) = 1 [pid 6260] <... clone3 resumed> => {parent_tid=[6263]}, 88) = 6263 [pid 6258] <... futex resumed>) = 0 [pid 6260] rt_sigprocmask(SIG_SETMASK, [], [pid 6258] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6258] <... futex resumed>) = 0 [pid 6262] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6258] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6262] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6261] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] <... futex resumed>) = 0 [pid 6260] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6261] <... futex resumed>) = 1 [pid 6258] <... futex resumed>) = 0 [pid 6258] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6258] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6263] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6263] set_robust_list(0x7f7ba9d249a0, 24 [pid 6262] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6263] <... set_robust_list resumed>) = 0 [pid 6261] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6258] <... futex resumed>) = 0 [pid 6258] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6258] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6263] rt_sigprocmask(SIG_SETMASK, [], [pid 6261] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6263] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6263] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6257] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6263] <... openat resumed>) = 3 [pid 6257] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6257] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6262] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6257] <... mmap resumed>) = 0x7f7ba9cbe000 [pid 6262] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6257] mprotect(0x7f7ba9cbf000, 131072, PROT_READ|PROT_WRITE [pid 6262] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6257] <... mprotect resumed>) = 0 [pid 6262] <... futex resumed>) = 0 [pid 6257] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6262] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6257] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6257] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9cde990, parent_tid=0x7f7ba9cde990, exit_signal=0, stack=0x7f7ba9cbe000, stack_size=0x20300, tls=0x7f7ba9cde6c0} => {parent_tid=[6264]}, 88) = 6264 ./strace-static-x86_64: Process 6264 attached [pid 6263] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6264] rseq(0x7f7ba9cdefe0, 0x20, 0, 0x53053053 [pid 6263] <... futex resumed>) = 1 [pid 6260] <... futex resumed>) = 0 [pid 6257] rt_sigprocmask(SIG_SETMASK, [], [pid 6260] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6257] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6260] <... futex resumed>) = 0 [pid 6257] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6257] <... futex resumed>) = 0 [pid 6257] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6264] <... rseq resumed>) = 0 [pid 6263] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6264] set_robust_list(0x7f7ba9cde9a0, 24) = 0 [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 6258] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6264] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6264] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6263] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6264] <... futex resumed>) = 1 [pid 6257] <... futex resumed>) = 0 [pid 6264] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6257] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6263] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6262] <... futex resumed>) = 0 [pid 6257] <... futex resumed>) = 1 [pid 6262] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6257] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6263] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6262] <... futex resumed>) = 0 [pid 6257] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6262] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6257] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6263] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6260] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6260] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6257] <... futex resumed>) = 0 [pid 6263] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6257] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6260] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6263] <... futex resumed>) = 0 [pid 6260] <... futex resumed>) = 0 [pid 6263] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6260] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6263] <... futex resumed>) = 0 [pid 6260] <... futex resumed>) = 0 [pid 6263] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] futex(0x7f7ba9df532c, 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(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6257] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6256] <... io_uring_enter resumed>) = 4096 [pid 6260] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6256] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6255] exit_group(0) = ? [pid 6256] <... futex resumed>) = ? [pid 6256] +++ exited with 0 +++ [pid 6255] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6255, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...> [pid 6260] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5880] <... restart_syscall resumed>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6265 ./strace-static-x86_64: Process 6265 attached [pid 6265] set_robust_list(0x555565a8a6a0, 24 [pid 6254] <... io_uring_enter resumed>) = 4096 [pid 6265] <... set_robust_list resumed>) = 0 [pid 6265] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6254] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6254] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6253] exit_group(0) = ? [pid 6259] <... futex resumed>) = ? [pid 6259] +++ exited with 0 +++ [pid 6254] <... futex resumed>) = ? [pid 6265] setpgid(0, 0) = 0 [pid 6265] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6254] +++ exited with 0 +++ [pid 6253] +++ exited with 0 +++ [pid 6265] write(3, "1000", 4) = 4 [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6253, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6266 attached executing program executing program [pid 6266] set_robust_list(0x555565a8a6a0, 24 [pid 6265] close(3 [pid 6266] <... set_robust_list resumed>) = 0 [pid 6265] <... close resumed>) = 0 [pid 6266] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6266] setpgid(0, 0) = 0 [pid 6266] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6266] write(3, "1000", 4 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6266 [pid 6265] write(1, "executing program\n", 18 [pid 6266] <... write resumed>) = 4 [pid 6266] close(3) = 0 [pid 6266] write(1, "executing program\n", 18) = 18 [pid 6266] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6266] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6266] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6266] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6266] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6266] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6266] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6267 attached => {parent_tid=[6267]}, 88) = 6267 [pid 6266] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6266] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6265] <... write resumed>) = 18 [pid 6267] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6267] set_robust_list(0x7f7ba9d249a0, 24 [pid 6266] <... futex resumed>) = 0 [pid 6266] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6267] <... set_robust_list resumed>) = 0 [pid 6267] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6265] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6267] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6265] <... futex resumed>) = 0 [pid 6267] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6266] <... futex resumed>) = 0 [pid 6266] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6266] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6267] 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 6265] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6267] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6267] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6267] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6266] <... futex resumed>) = 0 [pid 6266] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6266] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6267] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6266] <... futex resumed>) = 0 [pid 6266] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6266] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6267] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6266] <... futex resumed>) = 0 [pid 6265] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6267] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6266] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6265] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6266] <... futex resumed>) = 0 [pid 6265] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6266] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6265] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6265] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6268 attached [pid 6266] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6268] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6268] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6268] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6268] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6258] exit_group(0) = ? [pid 6257] exit_group(0) = ? [pid 6265] <... clone3 resumed> => {parent_tid=[6268]}, 88) = 6268 [pid 6264] <... futex resumed>) = ? [pid 6265] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6264] +++ exited with 0 +++ [pid 6265] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6265] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6268] <... futex resumed>) = 0 [pid 6268] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6268] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6265] <... futex resumed>) = 0 [pid 6268] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6265] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [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 6265] <... futex resumed>) = 0 [pid 6268] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6265] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6268] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6268] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6268] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6265] <... futex resumed>) = 0 [pid 6268] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6265] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6268] <... futex resumed>) = 0 [pid 6265] <... futex resumed>) = 0 [pid 6268] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6265] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6265] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6268] <... futex resumed>) = 0 [pid 6265] <... futex resumed>) = 1 [pid 6268] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6265] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6268] <... futex resumed>) = 0 [pid 6265] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6268] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6265] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6265] <... 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 6265] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6261] <... io_uring_enter resumed>) = ? [pid 6261] +++ exited with 0 +++ [pid 6258] +++ exited with 0 +++ [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6258, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5878] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6269 ./strace-static-x86_64: Process 6269 attached [pid 6269] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6260] exit_group(0) = ? [pid 6269] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6269] setpgid(0, 0 [pid 6265] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6269] <... setpgid resumed>) = 0 [pid 6269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6269] write(3, "1000", 4) = 4 [pid 6269] close(3) = 0 [pid 6262] <... io_uring_enter resumed>) = ? [pid 6263] <... io_uring_enter resumed>) = ? executing program [pid 6269] write(1, "executing program\n", 18 [pid 6262] +++ exited with 0 +++ [pid 6257] +++ exited with 0 +++ [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6257, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6270 attached [pid 6270] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 6270 executing program [pid 6270] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6269] <... write resumed>) = 18 [pid 6270] <... prctl resumed>) = 0 [pid 6269] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6270] setpgid(0, 0) = 0 [pid 6270] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6270] write(3, "1000", 4) = 4 [pid 6270] close(3) = 0 [pid 6270] write(1, "executing program\n", 18) = 18 [pid 6270] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6270] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6270] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6269] <... futex resumed>) = 0 [pid 6263] +++ exited with 0 +++ [pid 6260] +++ exited with 0 +++ [pid 6270] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6269] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6270] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6269] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6270] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6260, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6270] <... mprotect resumed>) = 0 [pid 6269] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6270] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6269] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5881] restart_syscall(<... resuming interrupted clone ...> [pid 6270] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6269] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6270] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6269] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6270] <... clone3 resumed> => {parent_tid=[6271]}, 88) = 6271 [pid 6269] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6270] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6271 attached NULL, 8) = 0 [pid 6269] <... mprotect resumed>) = 0 [pid 6271] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6270] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6271] <... rseq resumed>) = 0 [pid 6270] <... futex resumed>) = 0 [pid 6269] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5881] <... restart_syscall resumed>) = 0 [pid 6271] set_robust_list(0x7f7ba9d249a0, 24 [pid 6270] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6269] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6271] <... set_robust_list resumed>) = 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6273 attached [pid 6271] rt_sigprocmask(SIG_SETMASK, [], [pid 6269] <... clone3 resumed> => {parent_tid=[6273]}, 88) = 6273 [pid 6273] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 6272 [pid 6269] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6272 attached [pid 6272] set_robust_list(0x555565a8a6a0, 24 [pid 6271] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6272] <... set_robust_list resumed>) = 0 [pid 6271] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6272] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6271] <... openat resumed>) = 3 [pid 6272] <... prctl resumed>) = 0 [pid 6271] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6273] <... rseq resumed>) = 0 [pid 6271] <... futex resumed>) = 1 [pid 6270] <... futex resumed>) = 0 [pid 6269] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6272] setpgid(0, 0 [pid 6271] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6270] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] <... setpgid resumed>) = 0 [pid 6271] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6270] <... futex resumed>) = 0 [pid 6273] set_robust_list(0x7f7ba9d249a0, 24 [pid 6272] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6270] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6269] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6273] <... set_robust_list resumed>) = 0 [pid 6272] <... openat resumed>) = 3 [pid 6271] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6269] <... futex resumed>) = 0 executing program [pid 6273] rt_sigprocmask(SIG_SETMASK, [], [pid 6272] write(3, "1000", 4 [pid 6271] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6269] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6273] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6272] <... write resumed>) = 4 [pid 6271] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6273] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6272] close(3 [pid 6271] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6273] <... openat resumed>) = 3 [pid 6272] <... close resumed>) = 0 [pid 6271] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] write(1, "executing program\n", 18 [pid 6271] <... futex resumed>) = 1 [pid 6270] <... futex resumed>) = 0 [pid 6272] <... write resumed>) = 18 [pid 6271] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6270] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6271] <... futex resumed>) = 0 [pid 6270] <... futex resumed>) = 0 [pid 6272] <... futex resumed>) = 0 [pid 6271] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6270] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6272] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6270] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6272] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6270] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6271] <... futex resumed>) = 0 [pid 6270] <... futex resumed>) = 1 [pid 6273] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6271] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6270] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6272] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6271] <... futex resumed>) = 0 [pid 6270] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6273] <... futex resumed>) = 1 [pid 6272] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6271] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6270] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6269] <... futex resumed>) = 0 [pid 6273] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6272] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6269] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] <... mprotect resumed>) = 0 [pid 6271] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6270] <... futex resumed>) = 0 [pid 6272] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6271] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6270] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6273] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6272] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6269] <... futex resumed>) = 0 [pid 6273] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6272] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6269] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6274 attached [pid 6274] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6273] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6272] <... clone3 resumed> => {parent_tid=[6274]}, 88) = 6274 [pid 6274] <... rseq resumed>) = 0 [pid 6272] rt_sigprocmask(SIG_SETMASK, [], [pid 6274] set_robust_list(0x7f7ba9d249a0, 24 [pid 6273] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6272] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6274] <... set_robust_list resumed>) = 0 [pid 6272] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6274] rt_sigprocmask(SIG_SETMASK, [], [pid 6272] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6274] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6274] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6273] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6274] <... openat resumed>) = 3 [pid 6273] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6274] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6272] <... futex resumed>) = 0 [pid 6274] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6273] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6272] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [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 6272] <... futex resumed>) = 0 [pid 6274] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6273] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6274] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6273] <... futex resumed>) = 1 [pid 6269] <... futex resumed>) = 0 [pid 6274] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6269] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6273] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6269] <... futex resumed>) = 0 [pid 6274] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6272] <... futex resumed>) = 0 [pid 6274] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] <... futex resumed>) = 0 [pid 6272] <... futex resumed>) = 0 [pid 6274] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6272] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6272] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] <... futex resumed>) = 0 [pid 6273] <... futex resumed>) = 0 [pid 6272] <... futex resumed>) = 1 [pid 6269] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6273] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6269] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6274] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6274] <... futex resumed>) = 0 [pid 6272] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6274] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6273] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6272] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6269] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6273] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] <... futex resumed>) = 0 [pid 6270] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6269] <... futex resumed>) = 0 [pid 6272] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6269] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6269] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6269] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6273] <... futex resumed>) = 0 [pid 6273] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6267] <... io_uring_enter resumed>) = 4096 [pid 6266] exit_group(0) = ? [pid 6272] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6267] +++ exited with 0 +++ [pid 6266] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6266, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6275 ./strace-static-x86_64: Process 6275 attached [pid 6269] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6275] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6275] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6275] setpgid(0, 0) = 0 [pid 6275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6275] write(3, "1000", 4) = 4 executing program [pid 6275] close(3) = 0 [pid 6275] write(1, "executing program\n", 18) = 18 [pid 6275] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6275] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6275] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6275] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6275] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6268] <... io_uring_enter resumed>) = 4096 [pid 6275] <... mprotect resumed>) = 0 [pid 6275] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6275] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6276 attached [pid 6276] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6275] <... clone3 resumed> => {parent_tid=[6276]}, 88) = 6276 [pid 6276] <... rseq resumed>) = 0 [pid 6275] rt_sigprocmask(SIG_SETMASK, [], [pid 6276] set_robust_list(0x7f7ba9d249a0, 24 [pid 6275] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6276] <... set_robust_list resumed>) = 0 [pid 6276] rt_sigprocmask(SIG_SETMASK, [], [pid 6275] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6276] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6275] <... futex resumed>) = 0 [pid 6276] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6275] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6276] <... openat resumed>) = 3 [pid 6276] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6275] <... futex resumed>) = 0 [pid 6276] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6275] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6276] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6275] <... futex resumed>) = 0 [pid 6276] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6275] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6276] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6276] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6276] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6275] <... futex resumed>) = 0 [pid 6268] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6276] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6275] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6276] <... futex resumed>) = 0 [pid 6275] <... futex resumed>) = 0 [pid 6265] exit_group(0 [pid 6276] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6275] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6265] <... exit_group resumed>) = ? [pid 6275] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6268] <... futex resumed>) = ? [pid 6275] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6276] <... futex resumed>) = 0 [pid 6275] <... futex resumed>) = 1 [pid 6276] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6275] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6276] <... futex resumed>) = 0 [pid 6276] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6275] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6275] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6276] <... futex resumed>) = 0 [pid 6275] <... futex resumed>) = 1 [pid 6276] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6275] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6268] +++ exited with 0 +++ [pid 6265] +++ exited with 0 +++ [pid 5880] --- 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 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6277 attached , child_tidptr=0x555565a8a690) = 6277 [pid 6277] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6277] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6277] setpgid(0, 0) = 0 [pid 6277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6277] write(3, "1000", 4) = 4 [pid 6277] close(3) = 0 executing program [pid 6277] write(1, "executing program\n", 18) = 18 [pid 6277] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6277] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6277] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6277] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6277] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6277] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6278]}, 88) = 6278 [pid 6277] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6277] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6277] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6275] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6275] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6278 attached [pid 6278] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6278] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6278] rt_sigprocmask(SIG_SETMASK, [], [pid 6277] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6278] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6277] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6278] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6277] <... futex resumed>) = 0 [pid 6277] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6278] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6278] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6277] <... mmap resumed>) = 0x7f7ba9ce3000 [pid 6277] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6277] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [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=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0} => {parent_tid=[6279]}, 88) = 6279 [pid 6277] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6277] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6279 attached ) = 0 [pid 6277] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6279] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053) = 0 [pid 6279] set_robust_list(0x7f7ba9d039a0, 24) = 0 [pid 6279] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6279] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6270] exit_group(0) = ? [pid 6277] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6277] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6277] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6278] <... futex resumed>) = 0 [pid 6277] <... futex resumed>) = 1 [pid 6278] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6277] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = ? [pid 6279] <... io_uring_setup resumed> ) = ? [pid 6278] +++ killed by SIGSEGV +++ [pid 6279] +++ killed by SIGSEGV +++ [pid 6277] +++ killed by SIGSEGV +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6277, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6280 attached [pid 6280] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6280] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6280] setpgid(0, 0) = 0 [pid 6280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6271] <... io_uring_enter resumed>) = ? [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6280 [pid 6280] write(3, "1000", 4) = 4 [pid 6280] close(3) = 0 [pid 6280] write(1, "executing program\n", 18) = 18 [pid 6280] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] exit_group(0) = ? [pid 6280] <... futex resumed>) = 0 [pid 6280] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6280] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6280] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6280] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6280] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6280] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6281 attached [pid 6281] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6280] <... clone3 resumed> => {parent_tid=[6281]}, 88) = 6281 [pid 6281] <... rseq resumed>) = 0 [pid 6280] rt_sigprocmask(SIG_SETMASK, [], [pid 6281] set_robust_list(0x7f7ba9d249a0, 24 [pid 6280] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6280] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6281] <... set_robust_list resumed>) = 0 [pid 6280] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6281] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6281] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6281] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6281] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6274] <... io_uring_enter resumed>) = ? [pid 6280] <... futex resumed>) = 0 [pid 6271] +++ exited with 0 +++ [pid 6270] +++ exited with 0 +++ [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6270, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6282 attached , child_tidptr=0x555565a8a690) = 6282 [pid 6282] set_robust_list(0x555565a8a6a0, 24 [pid 6280] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] <... set_robust_list resumed>) = 0 [pid 6280] <... futex resumed>) = 1 [pid 6282] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6281] <... futex resumed>) = 0 [pid 6280] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6282] <... prctl resumed>) = 0 [pid 6281] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6282] setpgid(0, 0 [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 6282] <... setpgid resumed>) = 0 [pid 6281] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6281] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6282] <... openat resumed>) = 3 [pid 6281] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000executing program [pid 6282] write(3, "1000", 4 [pid 6281] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6273] <... io_uring_enter resumed>) = 4096 [pid 6273] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6273] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6282] <... write resumed>) = 4 [pid 6281] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] +++ exited with 0 +++ [pid 6272] +++ exited with 0 +++ [pid 6269] exit_group(0 [pid 6282] close(3 [pid 6281] <... futex resumed>) = 1 [pid 6280] <... futex resumed>) = 0 [pid 6273] <... futex resumed>) = ? [pid 6269] <... exit_group resumed>) = ? [pid 6281] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6280] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6273] +++ exited with 0 +++ [pid 6269] +++ exited with 0 +++ [pid 6281] <... futex resumed>) = 0 [pid 6280] <... futex resumed>) = 0 [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6272, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6269, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6281] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6280] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6280] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] <... close resumed>) = 0 [pid 6281] <... futex resumed>) = 0 [pid 6280] <... futex resumed>) = 1 [pid 6282] write(1, "executing program\n", 18 [pid 6281] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6280] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6283 attached [pid 6282] <... write resumed>) = 18 [pid 6281] <... futex resumed>) = 0 [pid 6280] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6283] set_robust_list(0x555565a8a6a0, 24 [pid 6282] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [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(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6283] <... set_robust_list resumed>) = 0 [pid 6282] <... futex resumed>) = 0 [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 6283 [pid 6283] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6282] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6280] <... futex resumed>) = 0 [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 6284 [pid 6283] <... prctl resumed>) = 0 [pid 6282] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6280] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6283] setpgid(0, 0 [pid 6282] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6283] <... setpgid resumed>) = 0 [pid 6282] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6283] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6282] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6283] <... openat resumed>) = 3 [pid 6282] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6283] write(3, "1000", 4 [pid 6282] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6283] <... write resumed>) = 4 [pid 6282] <... mprotect resumed>) = 0 [pid 6283] close(3 [pid 6282] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6283] <... close resumed>) = 0 [pid 6282] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6283] write(1, "executing program\n", 18 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6283] <... write resumed>) = 18 ./strace-static-x86_64: Process 6285 attached [pid 6283] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] <... clone3 resumed> => {parent_tid=[6285]}, 88) = 6285 [pid 6283] <... futex resumed>) = 0 [pid 6282] rt_sigprocmask(SIG_SETMASK, [], [pid 6283] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6282] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6283] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6282] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6283] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6282] <... futex resumed>) = 0 [pid 6283] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6282] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6283] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6283] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 6284 attached [pid 6285] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6283] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6284] set_robust_list(0x555565a8a6a0, 24 [pid 6283] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6280] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6285] <... rseq resumed>) = 0 [pid 6283] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6285] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6285] rt_sigprocmask(SIG_SETMASK, [], [pid 6284] <... set_robust_list resumed>) = 0 [pid 6282] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6285] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6282] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6285] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6282] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9ce3000 [pid 6285] <... openat resumed>) = 3 [pid 6282] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE [pid 6285] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6286 attached [pid 6285] <... futex resumed>) = 0 [pid 6284] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6282] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6285] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6284] <... prctl resumed>) = 0 [pid 6283] <... clone3 resumed> => {parent_tid=[6286]}, 88) = 6286 [pid 6282] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6283] rt_sigprocmask(SIG_SETMASK, [], [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=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0} [pid 6283] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6283] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] <... clone3 resumed> => {parent_tid=[6287]}, 88) = 6287 [pid 6283] <... futex resumed>) = 0 [pid 6282] rt_sigprocmask(SIG_SETMASK, [], [pid 6283] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6282] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6282] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 6287 attached [pid 6286] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6282] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6287] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 6286] <... rseq resumed>) = 0 [pid 6287] <... rseq resumed>) = 0 [pid 6286] set_robust_list(0x7f7ba9d249a0, 24 [pid 6287] set_robust_list(0x7f7ba9d039a0, 24 [pid 6286] <... set_robust_list resumed>) = 0 [pid 6287] <... set_robust_list resumed>) = 0 [pid 6286] rt_sigprocmask(SIG_SETMASK, [], [pid 6287] rt_sigprocmask(SIG_SETMASK, [], [pid 6286] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6287] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6286] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6287] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6286] <... openat resumed>) = 3 [pid 6287] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6286] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6287] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6286] <... futex resumed>) = 1 [pid 6283] <... futex resumed>) = 0 [pid 6287] <... mmap resumed>) = 0x7f7ba9cbe000 [pid 6286] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6283] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6287] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6286] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6283] <... futex resumed>) = 0 [pid 6287] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6286] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6283] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6287] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6286] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6287] <... futex resumed>) = 1 [pid 6286] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6282] <... futex resumed>) = 0 [pid 6287] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6286] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6282] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6286] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6285] <... futex resumed>) = 0 [pid 6282] <... futex resumed>) = 1 [pid 6286] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6285] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6283] <... futex resumed>) = 0 [pid 6282] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6286] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6285] <... futex resumed>) = 0 [pid 6283] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6286] <... futex resumed>) = 0 [pid 6285] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6283] <... futex resumed>) = 0 [pid 6282] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6286] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6285] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6283] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6282] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6285] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6283] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6282] <... futex resumed>) = 0 [pid 6285] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6283] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6286] <... futex resumed>) = 0 [pid 6283] <... futex resumed>) = 1 [pid 6286] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6283] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6282] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6286] <... futex resumed>) = 0 [pid 6283] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6282] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6286] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6285] <... futex resumed>) = 0 [pid 6283] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] <... futex resumed>) = 1 [pid 6286] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6285] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6283] <... futex resumed>) = 0 [pid 6286] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6284] setpgid(0, 0 [pid 6282] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6284] <... setpgid resumed>) = 0 [pid 6283] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6276] <... io_uring_enter resumed>) = 4096 [pid 6284] <... openat resumed>) = 3 [pid 6282] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6276] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6284] write(3, "1000", 4) = 4 [pid 6284] close(3) = 0 executing program [pid 6284] write(1, "executing program\n", 18) = 18 [pid 6276] <... futex resumed>) = 0 [pid 6275] exit_group(0 [pid 6284] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6283] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6275] <... exit_group resumed>) = ? [pid 6284] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6276] +++ exited with 0 +++ [pid 6275] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6275, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 6284] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6284] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6284] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6284] <... mprotect resumed>) = 0 [pid 6284] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6288 ./strace-static-x86_64: Process 6288 attached [pid 6284] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6288] set_robust_list(0x555565a8a6a0, 24 [pid 6284] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6289 attached [pid 6289] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6288] <... set_robust_list resumed>) = 0 [pid 6284] <... clone3 resumed> => {parent_tid=[6289]}, 88) = 6289 [pid 6289] <... rseq resumed>) = 0 [pid 6289] set_robust_list(0x7f7ba9d249a0, 24 [pid 6288] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6284] rt_sigprocmask(SIG_SETMASK, [], [pid 6289] <... set_robust_list resumed>) = 0 [pid 6288] <... prctl resumed>) = 0 [pid 6284] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6289] rt_sigprocmask(SIG_SETMASK, [], [pid 6288] setpgid(0, 0 [pid 6284] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6289] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6284] <... futex resumed>) = 0 [pid 6288] <... setpgid resumed>) = 0 [pid 6284] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6289] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6288] <... openat resumed>) = 3 [pid 6288] write(3, "1000", 4) = 4 executing program [pid 6288] close(3 [pid 6289] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6289] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6288] <... close resumed>) = 0 [pid 6288] write(1, "executing program\n", 18) = 18 [pid 6288] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6288] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6288] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6288] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6288] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6288] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6288] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6290 attached [pid 6284] <... futex resumed>) = 0 [pid 6284] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6284] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6289] <... futex resumed>) = 0 [pid 6289] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6288] <... clone3 resumed> => {parent_tid=[6290]}, 88) = 6290 [pid 6288] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6288] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 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 6288] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6289] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6289] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6289] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6290] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6290] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6289] <... futex resumed>) = 1 [pid 6284] <... futex resumed>) = 0 [pid 6290] rt_sigprocmask(SIG_SETMASK, [], [pid 6289] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6284] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6290] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6289] <... futex resumed>) = 0 [pid 6284] <... futex resumed>) = 0 [pid 6284] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6284] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6284] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6290] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6289] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6290] <... openat resumed>) = 3 [pid 6289] <... futex resumed>) = 1 [pid 6288] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6284] <... futex resumed>) = 0 [pid 6288] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6284] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6288] <... futex resumed>) = 0 [pid 6284] <... futex resumed>) = 0 [pid 6288] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6284] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6288] <... mmap resumed>) = 0x7f7ba9ce3000 [pid 6288] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE [pid 6289] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6288] <... mprotect resumed>) = 0 [pid 6288] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6288] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0} [pid 6290] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6288] <... clone3 resumed> => {parent_tid=[6291]}, 88) = 6291 [pid 6288] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6288] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6290] <... futex resumed>) = 0 [pid 6288] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6290] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6291 attached [pid 6291] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053) = 0 [pid 6291] set_robust_list(0x7f7ba9d039a0, 24) = 0 [pid 6291] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6291] 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 6291] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cbe000 [pid 6291] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c7e000 [pid 6281] <... io_uring_enter resumed>) = 4096 [pid 6291] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6281] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6291] <... futex resumed>) = 1 [pid 6288] <... futex resumed>) = 0 [pid 6281] <... futex resumed>) = 0 [pid 6280] exit_group(0 [pid 6288] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6280] <... exit_group resumed>) = ? [pid 6288] <... futex resumed>) = 1 [pid 6281] +++ exited with 0 +++ [pid 6288] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6291] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6290] <... futex resumed>) = 0 [pid 6284] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6280] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6280, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6292 attached , child_tidptr=0x555565a8a690) = 6292 [pid 6292] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6290] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6292] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6290] <... futex resumed>) = 1 [pid 6288] <... futex resumed>) = 0 [pid 6292] <... prctl resumed>) = 0 [pid 6290] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6288] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6292] setpgid(0, 0) = 0 [pid 6290] <... futex resumed>) = 0 [pid 6288] <... futex resumed>) = 0 [pid 6292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6290] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6292] <... openat resumed>) = 3 [pid 6288] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6292] write(3, "1000", 4 [pid 6288] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6292] <... write resumed>) = 4 [pid 6292] close(3 [pid 6288] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6292] <... close resumed>) = 0 [pid 6290] <... futex resumed>) = 0 [pid 6288] <... futex resumed>) = 1 executing program [pid 6292] write(1, "executing program\n", 18 [pid 6290] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6288] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6292] <... write resumed>) = 18 [pid 6292] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6292] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6292] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6292] rt_sigprocmask(SIG_BLOCK, ~[], [], 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6293 attached => {parent_tid=[6293]}, 88) = 6293 [pid 6292] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6292] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6292] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6293] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6285] <... io_uring_enter resumed>) = 4096 [pid 6293] <... rseq resumed>) = 0 [pid 6293] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6293] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6293] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6293] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6288] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6293] <... futex resumed>) = 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(0x7f7ba9df5328, 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 6293] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6292] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6293] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6293] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6293] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6292] <... futex resumed>) = 0 [pid 6292] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6292] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6293] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6292] <... futex resumed>) = 0 [pid 6292] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6292] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6293] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6292] <... futex resumed>) = 0 [pid 6293] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6292] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6293] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6285] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6285] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6282] exit_group(0 [pid 6287] <... futex resumed>) = ? [pid 6285] <... futex resumed>) = ? [pid 6282] <... exit_group resumed>) = ? [pid 6287] +++ exited with 0 +++ [pid 6285] +++ exited with 0 +++ [pid 6292] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6282] +++ exited with 0 +++ [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6282, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6294 attached [pid 6294] set_robust_list(0x555565a8a6a0, 24 [pid 5884] <... clone resumed>, child_tidptr=0x555565a8a690) = 6294 [pid 6294] <... set_robust_list resumed>) = 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 [pid 6294] write(3, "1000", 4) = 4 [pid 6294] close(3) = 0 executing program [pid 6294] write(1, "executing program\n", 18) = 18 [pid 6294] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6286] <... io_uring_enter resumed>) = 4096 [pid 6294] <... futex resumed>) = 0 [pid 6294] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6294] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6294] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6295]}, 88) = 6295 [pid 6294] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6294] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6294] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6295 attached [pid 6295] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6286] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6283] exit_group(0) = ? [pid 6295] <... rseq resumed>) = 0 [pid 6286] <... futex resumed>) = ? [pid 6295] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6286] +++ exited with 0 +++ [pid 6283] +++ exited with 0 +++ [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6283, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5881] restart_syscall(<... resuming interrupted clone ...> [pid 6295] rt_sigprocmask(SIG_SETMASK, [], [pid 5881] <... restart_syscall resumed>) = 0 [pid 6295] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6295] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6295] <... openat resumed>) = 3 [pid 6294] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6295] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6294] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6295] <... futex resumed>) = 0 [pid 6294] <... futex resumed>) = 0 [pid 5881] <... clone resumed>, child_tidptr=0x555565a8a690) = 6296 [pid 6294] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6296 attached [pid 6296] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6296] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6296] setpgid(0, 0) = 0 [pid 6296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6295] 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 6296] write(3, "1000", 4 [pid 6295] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6295] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6296] <... write resumed>) = 4 [pid 6296] close(3executing program ) = 0 [pid 6296] write(1, "executing program\n", 18 [pid 6295] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6296] <... write resumed>) = 18 [pid 6296] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6296] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6296] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6296] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6296] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6295] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6296] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6296] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6295] <... futex resumed>) = 1 [pid 6294] <... futex resumed>) = 0 [pid 6296] <... clone3 resumed> => {parent_tid=[6297]}, 88) = 6297 [pid 6294] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6296] rt_sigprocmask(SIG_SETMASK, [], [pid 6294] <... futex resumed>) = 0 [pid 6296] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6294] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6296] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6296] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6297 attached [pid 6295] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6297] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6295] <... futex resumed>) = 1 [pid 6294] <... futex resumed>) = 0 [pid 6294] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6297] <... rseq resumed>) = 0 [pid 6295] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6294] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6297] set_robust_list(0x7f7ba9d249a0, 24 [pid 6295] <... futex resumed>) = 0 [pid 6294] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6297] <... set_robust_list resumed>) = 0 [pid 6295] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6294] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6297] rt_sigprocmask(SIG_SETMASK, [], [pid 6295] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6294] <... futex resumed>) = 0 [pid 6297] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6295] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6294] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6297] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6289] <... io_uring_enter resumed>) = 4096 [pid 6297] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6296] <... futex resumed>) = 0 [pid 6297] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6296] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6297] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6296] <... futex resumed>) = 0 [pid 6296] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6297] 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 6294] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6297] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6284] exit_group(0) = ? [pid 6297] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6297] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6296] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6296] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6296] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6297] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6296] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6297] <... futex resumed>) = 0 [pid 6296] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6296] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6296] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0}./strace-static-x86_64: Process 6298 attached => {parent_tid=[6298]}, 88) = 6298 [pid 6298] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6296] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6296] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6298] <... rseq resumed>) = 0 [pid 6297] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6296] <... futex resumed>) = 0 [pid 6289] +++ exited with 0 +++ [pid 6284] +++ exited with 0 +++ [pid 6298] set_robust_list(0x7f7ba9c9e9a0, 24 [pid 6296] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6298] <... set_robust_list resumed>) = 0 [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6284, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6298] rt_sigprocmask(SIG_SETMASK, [], [pid 5878] restart_syscall(<... resuming interrupted clone ...> [pid 6298] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6298] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] <... restart_syscall resumed>) = 0 [pid 6298] <... futex resumed>) = 1 [pid 6296] <... futex resumed>) = 0 [pid 6298] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6296] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6297] <... futex resumed>) = 0 [pid 6296] <... futex resumed>) = 1 [pid 6297] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6296] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6297] <... futex resumed>) = 0 [pid 6296] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6290] <... io_uring_enter resumed>) = 4096 ./strace-static-x86_64: Process 6299 attached [pid 6297] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6296] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6290] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6299] set_robust_list(0x555565a8a6a0, 24 [pid 6297] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6296] <... futex resumed>) = 0 [pid 6288] exit_group(0 [pid 6297] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6296] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6291] <... futex resumed>) = ? [pid 6290] <... futex resumed>) = ? [pid 6288] <... exit_group resumed>) = ? [pid 6291] +++ exited with 0 +++ [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 6299 [pid 6299] <... set_robust_list resumed>) = 0 [pid 6290] +++ exited with 0 +++ [pid 6288] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6288, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6292] exit_group(0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6300 attached [pid 6292] <... exit_group resumed>) = ? [pid 6300] set_robust_list(0x555565a8a6a0, 24 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6300 [pid 6300] <... set_robust_list resumed>) = 0 [pid 6300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6299] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6296] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6300] setpgid(0, 0 [pid 6299] <... prctl resumed>) = 0 [pid 6300] <... setpgid resumed>) = 0 [pid 6300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6300] write(3, "1000", 4) = 4 executing program [pid 6300] close(3 [pid 6299] setpgid(0, 0 [pid 6300] <... close resumed>) = 0 [pid 6299] <... setpgid resumed>) = 0 [pid 6300] write(1, "executing program\n", 18) = 18 [pid 6300] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6300] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6300] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6299] <... openat resumed>) = 3 [pid 6293] <... io_uring_enter resumed>) = ? [pid 6300] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6300] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6300] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6299] write(3, "1000", 4) = 4 [pid 6300] <... clone3 resumed> => {parent_tid=[6301]}, 88) = 6301 [pid 6300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6300] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6300] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6299] close(3./strace-static-x86_64: Process 6301 attached ) = 0 [pid 6299] write(1, "executing program\n", 18executing program [pid 6301] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6293] +++ exited with 0 +++ [pid 6292] +++ exited with 0 +++ [pid 6301] <... rseq resumed>) = 0 [pid 6301] set_robust_list(0x7f7ba9d249a0, 24 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6292, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 6301] <... set_robust_list resumed>) = 0 [pid 5880] restart_syscall(<... resuming interrupted clone ...> [pid 6301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6299] <... write resumed>) = 18 [pid 5880] <... restart_syscall resumed>) = 0 [pid 6301] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6299] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6301] <... openat resumed>) = 3 [pid 6301] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6300] <... futex resumed>) = 0 [pid 6301] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6300] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6301] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6300] <... futex resumed>) = 0 [pid 6301] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6300] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6301] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6301] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6302 ./strace-static-x86_64: Process 6302 attached [pid 6301] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6299] <... futex resumed>) = 0 [pid 6302] set_robust_list(0x555565a8a6a0, 24 [pid 6301] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6299] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6302] <... set_robust_list resumed>) = 0 [pid 6301] <... futex resumed>) = 1 [pid 6300] <... futex resumed>) = 0 [pid 6299] <... rt_sigaction resumed>NULL, 8) = 0 executing program [pid 6302] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6301] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6300] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6299] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6302] <... prctl resumed>) = 0 [pid 6301] <... futex resumed>) = 0 [pid 6300] <... futex resumed>) = 0 [pid 6299] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6302] setpgid(0, 0 [pid 6301] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6300] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6299] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6302] <... setpgid resumed>) = 0 [pid 6300] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6299] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6300] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6299] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6302] <... openat resumed>) = 3 [pid 6301] <... futex resumed>) = 0 [pid 6300] <... futex resumed>) = 1 [pid 6302] write(3, "1000", 4 [pid 6301] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6300] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6299] <... mprotect resumed>) = 0 [pid 6302] <... write resumed>) = 4 [pid 6301] <... futex resumed>) = 0 [pid 6300] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6302] close(3 [pid 6301] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6300] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6299] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6302] <... close resumed>) = 0 [pid 6301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6300] <... futex resumed>) = 0 [pid 6299] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6302] write(1, "executing program\n", 18 [pid 6301] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6300] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6299] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6302] <... write resumed>) = 18 [pid 6302] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6302] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6302] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 6303 attached NULL, 8) = 0 [pid 6303] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6302] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6299] <... clone3 resumed> => {parent_tid=[6303]}, 88) = 6303 [pid 6303] <... rseq resumed>) = 0 [pid 6302] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6299] rt_sigprocmask(SIG_SETMASK, [], [pid 6303] set_robust_list(0x7f7ba9d249a0, 24 [pid 6302] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6303] <... set_robust_list resumed>) = 0 [pid 6302] <... mprotect resumed>) = 0 [pid 6299] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6303] rt_sigprocmask(SIG_SETMASK, [], [pid 6299] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6303] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6302] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6299] <... futex resumed>) = 0 [pid 6299] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6303] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6302] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6303] <... openat resumed>) = 3 [pid 6302] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6304]}, 88) = 6304 [pid 6302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6302] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6302] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6300] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6295] <... io_uring_enter resumed>) = 4096 ./strace-static-x86_64: Process 6304 attached [pid 6303] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6304] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6303] <... futex resumed>) = 1 [pid 6299] <... futex resumed>) = 0 [pid 6295] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6304] <... rseq resumed>) = 0 [pid 6303] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6299] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6295] <... futex resumed>) = 0 [pid 6294] exit_group(0 [pid 6304] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6303] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] <... futex resumed>) = 0 [pid 6295] +++ exited with 0 +++ [pid 6294] <... exit_group resumed>) = ? [pid 6304] rt_sigprocmask(SIG_SETMASK, [], [pid 6303] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6299] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6304] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6294] +++ exited with 0 +++ [pid 5884] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6294, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5884] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5884] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6305 ./strace-static-x86_64: Process 6305 attached [pid 6303] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6303] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6304] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6303] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6305] set_robust_list(0x555565a8a6a0, 24 [pid 6304] <... openat resumed>) = 3 [pid 6303] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6302] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6304] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6303] <... futex resumed>) = 1 [pid 6302] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6299] <... futex resumed>) = 0 [pid 6303] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6302] <... futex resumed>) = 0 [pid 6299] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6302] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6299] <... futex resumed>) = 0 [pid 6303] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6299] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6303] <... futex resumed>) = 0 [pid 6299] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6305] <... set_robust_list resumed>) = 0 [pid 6303] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6305] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6299] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6305] <... prctl resumed>) = 0 [pid 6304] <... futex resumed>) = 1 [pid 6303] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6302] <... futex resumed>) = 0 [pid 6299] <... futex resumed>) = 0 [pid 6305] setpgid(0, 0 [pid 6303] <... futex resumed>) = 0 [pid 6302] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=42000000} [pid 6299] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6305] <... setpgid resumed>) = 0 [pid 6303] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6299] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6299] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6305] <... openat resumed>) = 3 [pid 6303] <... futex resumed>) = 0 [pid 6299] <... futex resumed>) = 1 [pid 6305] write(3, "1000", 4 [pid 6303] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6299] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6305] <... write resumed>) = 4 [pid 6305] close(3 [pid 6304] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6305] <... close resumed>) = 0 executing program [pid 6305] write(1, "executing program\n", 18) = 18 [pid 6305] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [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] <... futex resumed>) = 0 [pid 6305] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6304] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6305] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6302] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6302] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6305] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6302] <... futex resumed>) = 0 [pid 6305] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6302] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9cbe000 [pid 6302] mprotect(0x7f7ba9cbf000, 131072, PROT_READ|PROT_WRITE [pid 6305] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6306]}, 88) = 6306 [pid 6304] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6302] <... mprotect resumed>) = 0 [pid 6305] rt_sigprocmask(SIG_SETMASK, [], [pid 6302] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6299] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6305] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6302] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6305] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6302] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9cde990, parent_tid=0x7f7ba9cde990, exit_signal=0, stack=0x7f7ba9cbe000, stack_size=0x20300, tls=0x7f7ba9cde6c0} [pid 6305] <... futex resumed>) = 0 [pid 6305] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6302] <... clone3 resumed> => {parent_tid=[6307]}, 88) = 6307 [pid 6302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6302] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6302] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6307 attached ./strace-static-x86_64: Process 6306 attached [pid 6307] rseq(0x7f7ba9cdefe0, 0x20, 0, 0x53053053 [pid 6304] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6307] <... rseq resumed>) = 0 [pid 6307] set_robust_list(0x7f7ba9cde9a0, 24) = 0 [pid 6307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6306] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6304] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6307] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6304] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6302] <... futex resumed>) = ? [pid 6307] +++ killed by SIGSEGV +++ [pid 6305] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6305] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6305] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9ce3000 [pid 6305] mprotect(0x7f7ba9ce4000, 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=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0} => {parent_tid=[6308]}, 88) = 6308 [pid 6305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6308 attached [pid 6308] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 6306] <... rseq resumed>) = 0 [pid 6305] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6304] <... futex resumed>) = ? [pid 6308] <... rseq resumed>) = 0 [pid 6308] set_robust_list(0x7f7ba9d039a0, 24) = 0 [pid 6308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6308] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6306] set_robust_list(0x7f7ba9d249a0, 24 [pid 6304] +++ killed by SIGSEGV +++ [pid 6302] +++ killed by SIGSEGV +++ [pid 6308] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, 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 6306] <... set_robust_list resumed>) = 0 [pid 6297] <... io_uring_enter resumed>) = 4096 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6302, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 6306] rt_sigprocmask(SIG_SETMASK, [], [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6308] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0 [pid 6305] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6309 attached [pid 6306] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6297] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6309 [pid 6309] set_robust_list(0x555565a8a6a0, 24 [pid 6308] <... mmap resumed>) = 0x7f7ba9cbe000 [pid 6306] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6305] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6296] exit_group(0 [pid 6309] <... set_robust_list resumed>) = 0 [pid 6308] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000 [pid 6306] <... openat resumed>) = 4 [pid 6298] <... futex resumed>) = ? [pid 6296] <... exit_group resumed>) = ? [pid 6309] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6308] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6306] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6298] +++ exited with 0 +++ [pid 6297] <... futex resumed>) = ? [pid 6309] <... prctl resumed>) = 0 [pid 6308] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6306] <... futex resumed>) = 0 [pid 6309] setpgid(0, 0 [pid 6308] <... futex resumed>) = 1 [pid 6305] <... futex resumed>) = 0 [pid 6309] <... setpgid resumed>) = 0 [pid 6308] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6306] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6305] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6305] <... futex resumed>) = 0 [pid 6309] <... openat resumed>) = 3 [pid 6305] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6309] write(3, "1000", 4) = 4 [pid 6309] close(3) = 0 executing program [pid 6309] write(1, "executing program\n", 18) = 18 [pid 6309] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6309] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6309] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6309] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6306] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6297] +++ exited with 0 +++ [pid 6296] +++ exited with 0 +++ [pid 6309] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6306] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5881] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6296, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6306] <... futex resumed>) = 1 [pid 6305] <... futex resumed>) = 0 [pid 5881] restart_syscall(<... resuming interrupted clone ...> [pid 6306] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6305] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6309] <... clone3 resumed> => {parent_tid=[6310]}, 88) = 6310 [pid 6306] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6309] rt_sigprocmask(SIG_SETMASK, [], [pid 6306] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6305] <... futex resumed>) = 0 [pid 6309] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6306] <... futex resumed>) = 0 [pid 6305] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5881] <... restart_syscall resumed>) = 0 [pid 6309] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6306] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6305] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6310 attached [pid 6306] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6305] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5881] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6311 [pid 6309] <... futex resumed>) = 0 [pid 6309] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6311 attached [pid 6311] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6311] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [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 6310] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6306] io_uring_enter(3, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0executing program [pid 6305] <... futex resumed>) = 0 [pid 6311] close(3 [pid 6310] <... rseq resumed>) = 0 [pid 6311] <... close resumed>) = 0 [pid 6311] write(1, "executing program\n", 18) = 18 [pid 6311] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6310] set_robust_list(0x7f7ba9d249a0, 24 [pid 6309] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6305] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6311] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6309] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6311] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6310] <... set_robust_list resumed>) = 0 [pid 6309] <... futex resumed>) = 0 [pid 6311] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6309] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6311] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6309] <... mmap resumed>) = 0x7f7ba9ce3000 [pid 6311] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6309] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE [pid 6311] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6309] <... mprotect resumed>) = 0 [pid 6311] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6309] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6311] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6310] rt_sigprocmask(SIG_SETMASK, [], [pid 6309] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6311] <... rt_sigprocmask resumed>[], 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=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0} [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6313 attached => {parent_tid=[6314]}, 88) = 6314 [pid 6309] <... clone3 resumed> => {parent_tid=[6313]}, 88) = 6313 [pid 6313] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 6311] rt_sigprocmask(SIG_SETMASK, [], [pid 6309] rt_sigprocmask(SIG_SETMASK, [], [pid 6311] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6309] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6311] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6309] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6311] <... futex resumed>) = 0 [pid 6309] <... futex resumed>) = 0 [pid 6311] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6309] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6313] <... rseq resumed>) = 0 [pid 6313] set_robust_list(0x7f7ba9d039a0, 24 [pid 6310] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6301] <... io_uring_enter resumed>) = 4096 [pid 6313] <... set_robust_list resumed>) = 0 [pid 6313] rt_sigprocmask(SIG_SETMASK, [], [pid 6310] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6313] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6310] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6314 attached [pid 6313] 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 6313] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cbe000 [pid 6313] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c7e000 [pid 6313] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6309] <... futex resumed>) = 0 [pid 6313] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6309] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] <... futex resumed>) = 0 [pid 6309] <... futex resumed>) = 0 [pid 6309] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6313] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6309] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6313] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6309] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6309] <... futex resumed>) = 0 [pid 6313] <... futex resumed>) = 0 [pid 6309] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6313] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6309] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6313] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6309] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6309] <... futex resumed>) = 0 [pid 6309] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6301] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6300] exit_group(0 [pid 6314] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6310] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6300] <... exit_group resumed>) = ? [pid 6314] <... rseq resumed>) = 0 [pid 6310] <... futex resumed>) = 0 [pid 6305] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6314] set_robust_list(0x7f7ba9d249a0, 24 [pid 6311] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6310] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6301] +++ exited with 0 +++ [pid 6300] +++ exited with 0 +++ [pid 6314] <... set_robust_list resumed>) = 0 [pid 6311] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6300, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6311] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9ce3000 [pid 6311] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITEexecuting program ) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0} [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6315 ./strace-static-x86_64: Process 6315 attached [pid 6311] <... clone3 resumed> => {parent_tid=[6316]}, 88) = 6316 [pid 6314] rt_sigprocmask(SIG_SETMASK, [], [pid 6311] rt_sigprocmask(SIG_SETMASK, [], [pid 6309] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6311] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6311] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 6316 attached [pid 6311] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6315] set_robust_list(0x555565a8a6a0, 24 [pid 6316] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053) = 0 [pid 6315] <... set_robust_list resumed>) = 0 [pid 6316] set_robust_list(0x7f7ba9d039a0, 24 [pid 6315] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6316] <... set_robust_list resumed>) = 0 [pid 6315] <... prctl resumed>) = 0 [pid 6314] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6316] rt_sigprocmask(SIG_SETMASK, [], [pid 6315] setpgid(0, 0 [pid 6316] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6315] <... setpgid resumed>) = 0 [pid 6316] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6316] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, 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 6315] <... openat resumed>) = 3 [pid 6316] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0 [pid 6315] write(3, "1000", 4 [pid 6316] <... mmap resumed>) = 0x7f7ba9cbe000 [pid 6315] <... write resumed>) = 4 [pid 6316] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000 [pid 6315] close(3 [pid 6316] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6315] <... close resumed>) = 0 [pid 6316] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6315] write(1, "executing program\n", 18 [pid 6316] <... futex resumed>) = 1 [pid 6315] <... write resumed>) = 18 [pid 6311] <... futex resumed>) = 0 [pid 6316] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6315] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6311] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6316] <... futex resumed>) = 0 [pid 6315] <... futex resumed>) = 0 [pid 6311] <... futex resumed>) = 0 [pid 6316] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6315] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6311] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6315] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6315] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6311] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6316] <... futex resumed>) = 0 [pid 6315] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6311] <... futex resumed>) = 1 [pid 6316] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6315] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6311] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6316] <... futex resumed>) = 0 [pid 6315] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6314] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6316] io_uring_enter(3, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6315] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6314] <... openat resumed>) = 4 [pid 6311] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6315] <... mprotect resumed>) = 0 [pid 6315] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6314] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6311] <... futex resumed>) = 0 [pid 6315] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6314] <... futex resumed>) = 0 [pid 6311] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6303] <... io_uring_enter resumed>) = 4096 [pid 6314] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6303] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6299] exit_group(0) = ? ./strace-static-x86_64: Process 6318 attached [pid 6303] +++ exited with 0 +++ [pid 6299] +++ exited with 0 +++ [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6299, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6319 ./strace-static-x86_64: Process 6319 attached [pid 6315] <... clone3 resumed> => {parent_tid=[6318]}, 88) = 6318 [pid 6311] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6318] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6315] rt_sigprocmask(SIG_SETMASK, [], [pid 6318] <... rseq resumed>) = 0 [pid 6315] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6318] set_robust_list(0x7f7ba9d249a0, 24 [pid 6315] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6318] <... set_robust_list resumed>) = 0 [pid 6315] <... futex resumed>) = 0 [pid 6318] rt_sigprocmask(SIG_SETMASK, [], [pid 6315] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6318] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6319] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6319] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6318] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6318] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6315] <... futex resumed>) = 0 [pid 6319] <... prctl resumed>) = 0 [pid 6318] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6315] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6315] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6319] setpgid(0, 0 [pid 6318] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6319] <... setpgid resumed>) = 0 [pid 6318] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6318] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6319] <... openat resumed>) = 3 [pid 6318] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6319] write(3, "1000", 4) = 4 [pid 6318] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] close(3 [pid 6318] <... futex resumed>) = 1 [pid 6315] <... futex resumed>) = 0 [pid 6319] <... close resumed>) = 0 [pid 6318] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6315] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6306] <... io_uring_enter resumed>) = 4096 executing program [pid 6319] write(1, "executing program\n", 18 [pid 6318] <... futex resumed>) = 0 [pid 6315] <... futex resumed>) = 0 [pid 6319] <... write resumed>) = 18 [pid 6318] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6315] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6319] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6315] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6319] <... futex resumed>) = 0 [pid 6315] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6318] <... futex resumed>) = 0 [pid 6315] <... futex resumed>) = 1 [pid 6319] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6318] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6315] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6319] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6318] <... futex resumed>) = 0 [pid 6315] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6319] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6318] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6315] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6315] <... futex resumed>) = 0 [pid 6319] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6315] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6319] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6319] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6306] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6319] <... clone3 resumed> => {parent_tid=[6321]}, 88) = 6321 [pid 6306] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6319] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6319] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6319] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6305] exit_group(0 [pid 6315] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6306] <... futex resumed>) = ? [pid 6305] <... exit_group resumed>) = ? [pid 6308] <... futex resumed>) = ? [pid 6308] +++ exited with 0 +++ ./strace-static-x86_64: Process 6321 attached [pid 6321] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6321] set_robust_list(0x7f7ba9d249a0, 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(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] <... futex resumed>) = 0 [pid 6319] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6319] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6321] <... futex resumed>) = 1 [pid 6313] <... io_uring_enter resumed>) = 4096 [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 [pid 6313] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6313] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6309] exit_group(0 [pid 6313] <... futex resumed>) = ? [pid 6310] <... futex resumed>) = ? [pid 6309] <... exit_group resumed>) = ? [pid 6313] +++ exited with 0 +++ [pid 6310] +++ exited with 0 +++ [pid 6309] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6309, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6322 attached [pid 6321] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6319] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6322] set_robust_list(0x555565a8a6a0, 24 [pid 6319] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6322 [pid 6322] <... set_robust_list resumed>) = 0 [pid 6319] <... futex resumed>) = 0 [pid 6322] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6319] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9cbe000 [pid 6322] <... prctl resumed>) = 0 [pid 6321] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6319] mprotect(0x7f7ba9cbf000, 131072, PROT_READ|PROT_WRITE [pid 6316] <... io_uring_enter resumed>) = 4096 [pid 6322] setpgid(0, 0 [pid 6321] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6319] <... mprotect resumed>) = 0 [pid 6322] <... setpgid resumed>) = 0 [pid 6321] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6321] <... futex resumed>) = 0 [pid 6319] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6322] <... openat resumed>) = 3 [pid 6321] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [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=0x7f7ba9cde990, parent_tid=0x7f7ba9cde990, exit_signal=0, stack=0x7f7ba9cbe000, stack_size=0x20300, tls=0x7f7ba9cde6c0}./strace-static-x86_64: Process 6324 attached [pid 6322] write(3, "1000", 4) = 4 [pid 6319] <... clone3 resumed> => {parent_tid=[6324]}, 88) = 6324 [pid 6322] close(3 [pid 6319] rt_sigprocmask(SIG_SETMASK, [], [pid 6322] <... close resumed>) = 0 [pid 6319] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 6324] rseq(0x7f7ba9cdefe0, 0x20, 0, 0x53053053 [pid 6322] write(1, "executing program\n", 18 [pid 6319] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] <... write resumed>) = 18 [pid 6319] <... futex resumed>) = 0 [pid 6322] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6322] <... futex resumed>) = 0 [pid 6322] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6322] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6324] <... rseq resumed>) = 0 [pid 6322] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6316] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6316] <... futex resumed>) = 0 [pid 6311] exit_group(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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6314] <... futex resumed>) = ? [pid 6311] <... exit_group resumed>) = ? [pid 6314] +++ exited with 0 +++ [pid 6322] <... clone3 resumed> => {parent_tid=[6326]}, 88) = 6326 [pid 6322] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6322] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6322] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6326 attached [pid 6324] set_robust_list(0x7f7ba9cde9a0, 24) = 0 [pid 6326] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6324] rt_sigprocmask(SIG_SETMASK, [], [pid 6326] <... rseq resumed>) = 0 [pid 6324] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6326] set_robust_list(0x7f7ba9d249a0, 24 [pid 6324] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] <... set_robust_list resumed>) = 0 [pid 6324] <... futex resumed>) = 1 [pid 6319] <... futex resumed>) = 0 [pid 6326] rt_sigprocmask(SIG_SETMASK, [], [pid 6324] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6319] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6321] <... futex resumed>) = 0 [pid 6319] <... futex resumed>) = 1 [pid 6326] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6321] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6326] <... openat resumed>) = 3 [pid 6321] <... futex resumed>) = 0 [pid 6319] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6326] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6321] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6319] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] <... futex resumed>) = 1 [pid 6322] <... futex resumed>) = 0 [pid 6321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6319] <... futex resumed>) = 0 [pid 6322] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6321] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6319] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6322] <... futex resumed>) = 0 [pid 6322] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6326] 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 6326] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6326] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6326] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6322] <... futex resumed>) = 0 [pid 6326] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] <... futex resumed>) = 0 [pid 6322] <... futex resumed>) = 0 [pid 6326] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6322] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6322] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] <... futex resumed>) = 0 [pid 6322] <... futex resumed>) = 1 [pid 6319] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6326] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6326] <... futex resumed>) = 0 [pid 6322] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6326] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6322] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6322] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6315] exit_group(0) = ? [pid 6318] <... io_uring_enter resumed>) = ? [pid 6318] +++ exited with 0 +++ [pid 6315] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6315, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6319] exit_group(0) = ? [pid 6324] <... futex resumed>) = ? [pid 6324] +++ exited with 0 +++ [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6327 ./strace-static-x86_64: Process 6327 attached [pid 6327] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6322] exit_group(0 [pid 6327] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6322] <... exit_group resumed>) = ? [pid 6327] <... prctl resumed>) = 0 [pid 6327] setpgid(0, 0) = 0 [pid 6327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6327] write(3, "1000", 4) = 4 [pid 6327] close(3) = 0 [pid 6327] write(1, "executing program\n", 18) = 18 [pid 6327] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6327] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6327] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6327] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6327] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6327] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6327] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6328]}, 88) = 6328 [pid 6327] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6327] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6327] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6328 attached [pid 6328] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6327] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6327] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] <... rseq resumed>) = 0 [pid 6327] <... futex resumed>) = 0 [pid 6328] set_robust_list(0x7f7ba9d249a0, 24 [pid 6327] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6328] <... set_robust_list resumed>) = 0 [pid 6327] <... mmap resumed>) = 0x7f7ba9ce3000 [pid 6328] rt_sigprocmask(SIG_SETMASK, [], [pid 6327] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE [pid 6328] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6327] <... mprotect resumed>) = 0 [pid 6328] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6327] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6328] <... openat resumed>) = 3 [pid 6327] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6328] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0}./strace-static-x86_64: Process 6329 attached [pid 6328] <... futex resumed>) = 0 [pid 6329] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 6328] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6329] <... rseq resumed>) = 0 [pid 6327] <... clone3 resumed> => {parent_tid=[6329]}, 88) = 6329 [pid 6329] set_robust_list(0x7f7ba9d039a0, 24 [pid 6327] rt_sigprocmask(SIG_SETMASK, [], [pid 6329] <... set_robust_list resumed>) = 0 [pid 6327] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6329] rt_sigprocmask(SIG_SETMASK, [], [pid 6327] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6327] <... futex resumed>) = 0 [pid 6329] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6327] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6329] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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) = 0x7f7ba9cbe000 [pid 6329] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c7e000 [pid 6329] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6321] <... io_uring_enter resumed>) = ? executing program [pid 6329] <... futex resumed>) = 1 [pid 6327] <... futex resumed>) = 0 [pid 6327] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6321] +++ exited with 0 +++ [pid 6319] +++ exited with 0 +++ [pid 6328] <... futex resumed>) = 0 [pid 6327] <... futex resumed>) = 1 [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6319, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6327] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6329] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6330 attached , child_tidptr=0x555565a8a690) = 6330 [pid 6330] set_robust_list(0x555565a8a6a0, 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 [pid 6330] write(1, "executing program\n", 18) = 18 [pid 6326] <... io_uring_enter resumed>) = ? [pid 6330] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] +++ exited with 0 +++ [pid 6322] +++ exited with 0 +++ [pid 6330] <... futex resumed>) = 0 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6322, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6330] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6328] <... futex resumed>) = 1 [pid 6327] <... futex resumed>) = 0 [pid 6328] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6327] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6331 attached [pid 6328] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6327] <... futex resumed>) = 0 [pid 6330] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6328] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6331 executing program [pid 6331] set_robust_list(0x555565a8a6a0, 24 [pid 6330] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6328] <... futex resumed>) = 0 [pid 6327] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6328] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6331] <... set_robust_list resumed>) = 0 [pid 6330] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6327] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6330] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6328] <... futex resumed>) = 0 [pid 6327] <... futex resumed>) = 1 [pid 6331] <... prctl resumed>) = 0 [pid 6330] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6328] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6327] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6331] setpgid(0, 0 [pid 6330] <... mprotect resumed>) = 0 [pid 6331] <... setpgid resumed>) = 0 [pid 6330] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6330] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6331] <... openat resumed>) = 3 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6332 attached [pid 6331] write(3, "1000", 4) = 4 [pid 6330] <... clone3 resumed> => {parent_tid=[6332]}, 88) = 6332 [pid 6331] close(3 [pid 6330] rt_sigprocmask(SIG_SETMASK, [], [pid 6332] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6331] <... close resumed>) = 0 [pid 6330] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6332] <... rseq resumed>) = 0 [pid 6331] write(1, "executing program\n", 18 [pid 6330] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] set_robust_list(0x7f7ba9d249a0, 24 [pid 6331] <... write resumed>) = 18 [pid 6330] <... futex resumed>) = 0 [pid 6332] <... set_robust_list resumed>) = 0 [pid 6331] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6330] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6332] rt_sigprocmask(SIG_SETMASK, [], [pid 6331] <... futex resumed>) = 0 [pid 6332] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6331] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6332] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6331] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6332] <... openat resumed>) = 3 [pid 6331] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6332] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6332] <... futex resumed>) = 1 [pid 6331] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6330] <... futex resumed>) = 0 [pid 6332] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6331] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6330] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6331] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6330] <... futex resumed>) = 0 [pid 6331] <... mprotect resumed>) = 0 [pid 6330] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6332] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6331] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6332] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6331] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6331] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6333 attached [pid 6332] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6333] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6331] <... clone3 resumed> => {parent_tid=[6333]}, 88) = 6333 [pid 6333] <... rseq resumed>) = 0 [pid 6331] rt_sigprocmask(SIG_SETMASK, [], [pid 6333] set_robust_list(0x7f7ba9d249a0, 24 [pid 6332] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6327] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6333] <... set_robust_list resumed>) = 0 [pid 6333] rt_sigprocmask(SIG_SETMASK, [], [pid 6331] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6332] <... futex resumed>) = 1 [pid 6331] <... futex resumed>) = 0 [pid 6330] <... futex resumed>) = 0 [pid 6333] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6331] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6330] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] <... openat resumed>) = 3 [pid 6332] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] <... futex resumed>) = 0 [pid 6330] <... futex resumed>) = 0 [pid 6333] <... futex resumed>) = 1 [pid 6332] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6331] <... futex resumed>) = 0 [pid 6330] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6333] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6331] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6330] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6331] <... futex resumed>) = 0 [pid 6330] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [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 6330] <... futex resumed>) = 1 [pid 6333] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6332] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6330] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6333] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6332] <... futex resumed>) = 0 [pid 6330] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6333] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6332] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6330] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6330] <... futex resumed>) = 0 [pid 6333] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6330] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6333] <... futex resumed>) = 1 [pid 6333] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6331] <... futex resumed>) = 0 [pid 6331] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] <... futex resumed>) = 0 [pid 6331] <... futex resumed>) = 1 [pid 6333] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6333] <... futex resumed>) = 0 [pid 6331] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6333] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6331] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6331] <... futex resumed>) = 0 [pid 6333] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6333] <... futex resumed>) = 0 [pid 6331] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6333] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6331] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6331] <... 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 6331] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6330] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6331] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6328] <... io_uring_enter resumed>) = 4096 [pid 6332] <... io_uring_enter resumed>) = 4096 [pid 6328] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] exit_group(0 [pid 6328] <... futex resumed>) = 0 [pid 6327] <... exit_group resumed>) = ? [pid 6329] <... futex resumed>) = ? [pid 6328] +++ exited with 0 +++ [pid 6332] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6330] exit_group(0 [pid 6332] <... futex resumed>) = 0 [pid 6330] <... exit_group resumed>) = ? [pid 6329] +++ exited with 0 +++ [pid 6327] +++ exited with 0 +++ [pid 6332] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6327, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 6330] +++ exited with 0 +++ [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6330, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5877] <... restart_syscall resumed>) = 0 [pid 5878] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6334 ./strace-static-x86_64: Process 6334 attached [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6334] set_robust_list(0x555565a8a6a0, 24 [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 6335 ./strace-static-x86_64: Process 6335 attached [pid 6335] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6334] <... set_robust_list resumed>) = 0 [pid 6335] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6334] setpgid(0, 0) = 0 [pid 6335] <... prctl resumed>) = 0 [pid 6334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6335] setpgid(0, 0executing program ) = 0 [pid 6333] <... io_uring_enter resumed>) = 4096 [pid 6335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6334] <... openat resumed>) = 3 [pid 6333] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6335] <... openat resumed>) = 3 [pid 6335] write(3, "1000", 4) = 4 [pid 6335] close(3) = 0 [pid 6335] write(1, "executing program\n", 18) = 18 [pid 6335] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6331] exit_group(0 [pid 6335] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6331] <... exit_group resumed>) = ? [pid 6335] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6335] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6335] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6335] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6335] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6335] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6336]}, 88) = 6336 [pid 6335] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6335] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6335] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6336 attached [pid 6334] write(3, "1000", 4 [pid 6333] +++ exited with 0 +++ [pid 6331] +++ exited with 0 +++ [pid 6334] <... write resumed>) = 4 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6331, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6334] close(3 [pid 6336] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6334] <... close resumed>) = 0 [pid 5880] restart_syscall(<... resuming interrupted clone ...> [pid 6336] <... rseq resumed>) = 0 [pid 6336] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6336] rt_sigprocmask(SIG_SETMASK, [], executing program [pid 6334] write(1, "executing program\n", 18 [pid 5880] <... restart_syscall resumed>) = 0 [pid 6336] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6334] <... write resumed>) = 18 [pid 6336] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6334] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6336] <... openat resumed>) = 3 [pid 6334] <... futex resumed>) = 0 [pid 6336] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6336] <... futex resumed>) = 1 [pid 6335] <... futex resumed>) = 0 [pid 6335] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6335] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6337 attached [pid 6336] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6334] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6334] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6337] set_robust_list(0x555565a8a6a0, 24 [pid 6334] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6337] <... set_robust_list resumed>) = 0 [pid 6336] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6337 [pid 6337] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6336] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6337] <... prctl resumed>) = 0 [pid 6337] setpgid(0, 0 [pid 6336] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6334] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6337] <... setpgid resumed>) = 0 [pid 6334] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6336] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6334] <... mprotect resumed>) = 0 [pid 6337] <... openat resumed>) = 3 [pid 6335] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6334] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6337] write(3, "1000", 4 [pid 6336] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6335] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6336] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] <... futex resumed>) = 0 [pid 6336] <... futex resumed>) = 0 [pid 6335] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6336] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6335] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6337] <... write resumed>) = 4 [pid 6335] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6337] close(3) = 0 [pid 6335] <... mprotect resumed>) = 0 executing program ./strace-static-x86_64: Process 6338 attached [pid 6337] write(1, "executing program\n", 18 [pid 6335] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6338] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6337] <... write resumed>) = 18 [pid 6334] <... clone3 resumed> => {parent_tid=[6338]}, 88) = 6338 [pid 6337] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] <... rseq resumed>) = 0 [pid 6337] <... futex resumed>) = 0 [pid 6334] rt_sigprocmask(SIG_SETMASK, [], [pid 6337] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6338] set_robust_list(0x7f7ba9d249a0, 24 [pid 6337] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6334] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6337] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6334] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] <... set_robust_list resumed>) = 0 [pid 6337] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6338] rt_sigprocmask(SIG_SETMASK, [], [pid 6337] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6335] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6334] <... futex resumed>) = 0 [pid 6337] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6337] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6334] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6337] <... mprotect resumed>) = 0 [pid 6338] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6337] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6335] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0} [pid 6338] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6337] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6339 attached [pid 6338] <... openat resumed>) = 3 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6335] <... clone3 resumed> => {parent_tid=[6339]}, 88) = 6339 [pid 6335] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6340 attached [pid 6339] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6337] <... clone3 resumed> => {parent_tid=[6340]}, 88) = 6340 [pid 6335] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6337] rt_sigprocmask(SIG_SETMASK, [], [pid 6339] <... rseq resumed>) = 0 [pid 6335] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6335] <... futex resumed>) = 0 [pid 6335] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6340] <... rseq resumed>) = 0 [pid 6339] set_robust_list(0x7f7ba9c9e9a0, 24 [pid 6337] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6340] set_robust_list(0x7f7ba9d249a0, 24 [pid 6339] <... set_robust_list resumed>) = 0 [pid 6338] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6337] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] <... set_robust_list resumed>) = 0 [pid 6339] rt_sigprocmask(SIG_SETMASK, [], [pid 6337] <... futex resumed>) = 0 [pid 6337] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6340] rt_sigprocmask(SIG_SETMASK, [], [pid 6339] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6338] <... futex resumed>) = 1 [pid 6334] <... futex resumed>) = 0 [pid 6340] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6339] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6334] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6340] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6339] <... futex resumed>) = 1 [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 6335] <... futex resumed>) = 0 [pid 6334] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6339] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6340] <... openat resumed>) = 3 [pid 6335] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6336] <... futex resumed>) = 0 [pid 6335] <... futex resumed>) = 1 [pid 6336] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6336] <... futex resumed>) = 0 [pid 6335] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6336] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6335] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] <... futex resumed>) = 1 [pid 6338] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6337] <... futex resumed>) = 0 [pid 6335] <... futex resumed>) = 0 [pid 6340] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6338] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6337] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6337] <... futex resumed>) = 0 [pid 6340] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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 resumed>) = 0x7f7ba9c9f000 [pid 6337] futex(0x7f7ba9df532c, 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 [pid 6338] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6334] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] <... futex resumed>) = 0 [pid 6334] <... futex resumed>) = 0 [pid 6334] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6338] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6340] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6338] <... futex resumed>) = 0 [pid 6335] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6334] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] <... futex resumed>) = 0 [pid 6338] <... futex resumed>) = 0 [pid 6334] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6338] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6334] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6340] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6338] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6334] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6338] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6337] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6334] <... futex resumed>) = 0 [pid 6337] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6334] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6337] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9c7e000 [pid 6337] mprotect(0x7f7ba9c7f000, 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=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0}./strace-static-x86_64: Process 6341 attached [pid 6341] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6337] <... clone3 resumed> => {parent_tid=[6341]}, 88) = 6341 [pid 6341] <... rseq resumed>) = 0 [pid 6337] rt_sigprocmask(SIG_SETMASK, [], [pid 6341] set_robust_list(0x7f7ba9c9e9a0, 24 [pid 6337] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6341] <... set_robust_list resumed>) = 0 [pid 6337] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] rt_sigprocmask(SIG_SETMASK, [], [pid 6337] <... futex resumed>) = 0 [pid 6341] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6337] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6341] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6340] +++ killed by SIGSEGV +++ [pid 6337] <... futex resumed>) = ? [pid 6341] +++ killed by SIGSEGV +++ [pid 6337] +++ killed by SIGSEGV +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6337, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6342 attached , child_tidptr=0x555565a8a690) = 6342 [pid 6342] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6342] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6334] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6342] <... prctl resumed>) = 0 [pid 6342] setpgid(0, 0) = 0 [pid 6342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6342] write(3, "1000", 4executing program ) = 4 [pid 6342] close(3) = 0 [pid 6342] write(1, "executing program\n", 18) = 18 [pid 6342] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6342] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6342] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6342] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6342] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6342] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6342] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6343]}, 88) = 6343 [pid 6342] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6342] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6342] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6343 attached [pid 6343] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6343] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6343] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6343] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6343] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6342] <... futex resumed>) = 0 [pid 6342] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6342] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6343] 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 6343] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6343] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6343] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6342] <... futex resumed>) = 0 [pid 6342] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6342] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6343] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6342] <... futex resumed>) = 0 [pid 6343] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6342] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6342] <... futex resumed>) = 0 [pid 6343] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6343] <... futex resumed>) = 0 [pid 6342] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6343] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6342] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6342] <... futex resumed>) = 0 [pid 6343] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6342] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6338] <... io_uring_enter resumed>) = 4096 [pid 6336] <... io_uring_enter resumed>) = 4096 [pid 6338] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6336] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] <... futex resumed>) = 0 [pid 6336] <... futex resumed>) = 0 [pid 6334] exit_group(0 [pid 6336] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6335] exit_group(0 [pid 6334] <... exit_group resumed>) = ? [pid 6338] +++ exited with 0 +++ [pid 6334] +++ exited with 0 +++ [pid 5877] --- 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 5877] restart_syscall(<... resuming interrupted clone ...> [pid 6339] <... futex resumed>) = ? [pid 6336] <... futex resumed>) = ? [pid 6335] <... exit_group resumed>) = ? [pid 6339] +++ exited with 0 +++ [pid 6336] +++ exited with 0 +++ [pid 6335] +++ exited with 0 +++ [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6335, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5878] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] <... restart_syscall resumed>) = 0 [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6344 [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 6345 ./strace-static-x86_64: Process 6345 attached ./strace-static-x86_64: Process 6344 attached [pid 6345] set_robust_list(0x555565a8a6a0, 24 [pid 6344] set_robust_list(0x555565a8a6a0, 24 [pid 6345] <... set_robust_list resumed>) = 0 [pid 6344] <... set_robust_list resumed>) = 0 [pid 6345] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6344] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6343] <... io_uring_enter resumed>) = 4096 [pid 6345] <... prctl resumed>) = 0 [pid 6344] <... prctl resumed>) = 0 [pid 6344] setpgid(0, 0 [pid 6345] setpgid(0, 0 [pid 6344] <... setpgid resumed>) = 0 [pid 6344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6345] <... setpgid resumed>) = 0 [pid 6345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6344] <... openat resumed>) = 3 [pid 6345] <... openat resumed>) = 3 [pid 6345] write(3, "1000", 4 [pid 6344] write(3, "1000", 4 [pid 6345] <... write resumed>) = 4 [pid 6345] close(3executing program executing program ) = 0 [pid 6344] <... write resumed>) = 4 [pid 6343] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] write(1, "executing program\n", 18 [pid 6342] exit_group(0 [pid 6345] <... write resumed>) = 18 [pid 6344] close(3 [pid 6343] <... futex resumed>) = ? [pid 6342] <... exit_group resumed>) = ? [pid 6345] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6344] <... close resumed>) = 0 [pid 6345] <... futex resumed>) = 0 [pid 6345] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6345] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6346]}, 88) = 6346 [pid 6345] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6345] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6344] write(1, "executing program\n", 18 [pid 6345] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6344] <... write resumed>) = 18 [pid 6344] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] +++ exited with 0 +++ [pid 6342] +++ exited with 0 +++ [pid 6344] <... futex resumed>) = 0 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6342, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6344] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6347 ./strace-static-x86_64: Process 6347 attached ./strace-static-x86_64: Process 6346 attached [pid 6344] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6344] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6346] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6344] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6346] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6344] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6346] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6344] <... mprotect resumed>) = 0 [pid 6346] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6347] set_robust_list(0x555565a8a6a0, 24 [pid 6346] <... openat resumed>) = 3 [pid 6344] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6347] <... set_robust_list resumed>) = 0 [pid 6346] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6344] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6347] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6346] <... futex resumed>) = 1 [pid 6345] <... futex resumed>) = 0 [pid 6344] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6347] <... prctl resumed>) = 0 [pid 6345] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6347] setpgid(0, 0 [pid 6345] <... futex resumed>) = 0 [pid 6347] <... setpgid resumed>) = 0 [pid 6345] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6346] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643./strace-static-x86_64: Process 6348 attached executing program [pid 6347] write(3, "1000", 4 [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 6347] <... write resumed>) = 4 [pid 6346] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6347] close(3 [pid 6346] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6347] <... close resumed>) = 0 [pid 6346] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6347] write(1, "executing program\n", 18 [pid 6346] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6347] <... write resumed>) = 18 [pid 6346] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6347] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6346] <... futex resumed>) = 1 [pid 6345] <... futex resumed>) = 0 [pid 6347] <... futex resumed>) = 0 [pid 6346] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6347] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6346] <... futex resumed>) = 0 [pid 6345] <... futex resumed>) = 0 [pid 6347] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6346] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6345] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6347] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6347] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6345] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6347] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6346] <... futex resumed>) = 0 [pid 6345] <... futex resumed>) = 1 [pid 6347] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6346] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6347] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6346] <... futex resumed>) = 0 [pid 6345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6347] <... mprotect resumed>) = 0 [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(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6347] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6345] <... futex resumed>) = 0 [pid 6344] <... clone3 resumed> => {parent_tid=[6348]}, 88) = 6348 [pid 6347] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6345] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6349 attached => {parent_tid=[6349]}, 88) = 6349 [pid 6347] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6347] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6344] rt_sigprocmask(SIG_SETMASK, [], [pid 6347] <... futex resumed>) = 0 [pid 6344] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6344] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6349] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6348] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6347] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6344] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6349] <... rseq resumed>) = 0 [pid 6348] <... rseq resumed>) = 0 [pid 6349] set_robust_list(0x7f7ba9d249a0, 24 [pid 6348] set_robust_list(0x7f7ba9d249a0, 24 [pid 6349] <... set_robust_list resumed>) = 0 [pid 6349] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6348] <... set_robust_list resumed>) = 0 [pid 6349] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6348] rt_sigprocmask(SIG_SETMASK, [], [pid 6349] <... openat resumed>) = 3 [pid 6348] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6349] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6348] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6349] <... futex resumed>) = 1 [pid 6347] <... futex resumed>) = 0 [pid 6348] <... openat resumed>) = 3 [pid 6348] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6348] <... futex resumed>) = 1 [pid 6347] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6344] <... futex resumed>) = 0 [pid 6348] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6349] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6347] <... futex resumed>) = 0 [pid 6344] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6347] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6349] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6349] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6349] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6347] <... futex resumed>) = 0 [pid 6349] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6347] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] <... futex resumed>) = 0 [pid 6347] <... futex resumed>) = 0 [pid 6349] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6347] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6347] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] <... futex resumed>) = 0 [pid 6347] <... futex resumed>) = 1 [pid 6349] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6347] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6349] <... futex resumed>) = 0 [pid 6347] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6349] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6347] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6348] <... futex resumed>) = 0 [pid 6347] <... futex resumed>) = 0 [pid 6345] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6344] <... futex resumed>) = 1 [pid 6348] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6347] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6344] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6348] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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) = 0x7f7ba9cdf000 [pid 6348] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6348] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6344] <... futex resumed>) = 0 [pid 6348] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6344] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6348] <... futex resumed>) = 0 [pid 6347] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6344] <... futex resumed>) = 0 [pid 6348] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6344] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6344] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6348] <... futex resumed>) = 0 [pid 6344] <... futex resumed>) = 1 [pid 6348] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6344] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6348] <... futex resumed>) = 0 [pid 6348] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6344] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6348] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6344] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6346] <... io_uring_enter resumed>) = 4096 [pid 6346] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6345] exit_group(0 [pid 6346] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL) = ? [pid 6345] <... exit_group resumed>) = ? [pid 6346] +++ exited with 0 +++ [pid 6345] +++ exited with 0 +++ [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6345, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6350 ./strace-static-x86_64: Process 6350 attached [pid 6350] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6350] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6350] setpgid(0, 0) = 0 [pid 6350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 6350] write(3, "1000", 4) = 4 [pid 6350] close(3) = 0 [pid 6350] write(1, "executing program\n", 18) = 18 [pid 6350] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6349] <... io_uring_enter resumed>) = 4096 [pid 6350] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6350] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6350] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6348] <... io_uring_enter resumed>) = 4096 [pid 6350] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6348] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6344] exit_group(0 [pid 6350] <... mprotect resumed>) = 0 [pid 6348] <... futex resumed>) = ? [pid 6344] <... exit_group resumed>) = ? [pid 6350] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6349] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6348] +++ exited with 0 +++ [pid 6347] exit_group(0 [pid 6344] +++ exited with 0 +++ [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6349] <... futex resumed>) = ? [pid 6347] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6351 attached [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6344, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6352 attached [pid 6351] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6350] <... clone3 resumed> => {parent_tid=[6351]}, 88) = 6351 [pid 6349] +++ exited with 0 +++ [pid 6347] +++ exited with 0 +++ [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6352 [pid 6350] rt_sigprocmask(SIG_SETMASK, [], [pid 6351] <... rseq resumed>) = 0 [pid 6351] set_robust_list(0x7f7ba9d249a0, 24 [pid 6350] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6347, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6352] set_robust_list(0x555565a8a6a0, 24 [pid 6351] <... set_robust_list resumed>) = 0 [pid 6350] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6352] <... set_robust_list resumed>) = 0 [pid 6351] rt_sigprocmask(SIG_SETMASK, [], [pid 6350] <... futex resumed>) = 0 [pid 6352] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6351] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6350] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6352] <... prctl resumed>) = 0 [pid 6352] setpgid(0, 0 [pid 6351] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6352] <... setpgid resumed>) = 0 [pid 6352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6351] <... openat resumed>) = 3 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x555565a8a690) = 6353 ./strace-static-x86_64: Process 6353 attached [pid 6353] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6353] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6353] setpgid(0, 0) = 0 [pid 6353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6353] write(3, "1000", 4) = 4 [pid 6353] close(3) = 0 [pid 6353] write(1, "executing program\n", 18) = 18 [pid 6353] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6353] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6353] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6353] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6353] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6353] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6353] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6354]}, 88) = 6354 [pid 6353] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6353] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6353] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6352] <... openat resumed>) = 3 [pid 6351] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6350] <... futex resumed>) = 0 [pid 6352] write(3, "1000", 4 [pid 6351] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6352] <... write resumed>) = 4 [pid 6350] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6352] close(3 [pid 6351] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6350] <... futex resumed>) = 0 [pid 6352] <... close resumed>) = 0 [pid 6351] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6350] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6352] write(1, "executing program\n", 18) = 18 [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] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6352] <... futex resumed>) = 0 [pid 6352] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6351] <... mmap resumed>) = 0x7f7ba9cdf000 ./strace-static-x86_64: Process 6354 attached [pid 6352] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6351] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [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 [pid 6351] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6352] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6351] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6354] set_robust_list(0x7f7ba9d249a0, 24 [pid 6351] <... futex resumed>) = 1 [pid 6350] <... futex resumed>) = 0 [pid 6354] <... set_robust_list resumed>) = 0 [pid 6354] rt_sigprocmask(SIG_SETMASK, [], [pid 6351] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6351] <... futex resumed>) = 0 [pid 6350] <... futex resumed>) = 0 [pid 6354] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6351] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6350] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6352] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6354] <... openat resumed>) = 3 [pid 6350] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6354] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6354] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6352] <... mprotect resumed>) = 0 [pid 6350] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] <... futex resumed>) = 0 [pid 6352] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6350] <... futex resumed>) = 1 [pid 6351] <... futex resumed>) = 0 [pid 6353] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] <... futex resumed>) = 0 [pid 6353] <... futex resumed>) = 1 [pid 6352] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6351] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6354] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6353] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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 6354] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6354] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6354] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6353] <... futex resumed>) = 0 [pid 6354] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] <... futex resumed>) = 0 [pid 6353] <... futex resumed>) = 0 [pid 6354] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6353] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6353] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] <... futex resumed>) = 0 [pid 6353] <... futex resumed>) = 1 [pid 6354] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6354] <... futex resumed>) = 0 [pid 6353] <... 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 6353] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6351] <... futex resumed>) = 0 [pid 6350] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [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(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6355 attached [pid 6350] <... futex resumed>) = 0 [pid 6355] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6352] <... clone3 resumed> => {parent_tid=[6355]}, 88) = 6355 [pid 6355] <... rseq resumed>) = 0 [pid 6352] rt_sigprocmask(SIG_SETMASK, [], [pid 6350] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6355] set_robust_list(0x7f7ba9d249a0, 24 [pid 6352] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6352] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] <... set_robust_list resumed>) = 0 [pid 6355] rt_sigprocmask(SIG_SETMASK, [], [pid 6352] <... futex resumed>) = 0 [pid 6355] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6353] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6352] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6355] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6355] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6352] <... futex resumed>) = 0 [pid 6355] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6352] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6355] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] <... futex resumed>) = 0 [pid 6355] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6352] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6355] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6355] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6355] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6352] <... futex resumed>) = 0 [pid 6352] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6352] <... futex resumed>) = 0 [pid 6352] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6355] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6352] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6352] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] <... futex resumed>) = 0 [pid 6352] <... futex resumed>) = 1 [pid 6355] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6352] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6355] <... futex resumed>) = 0 [pid 6352] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6355] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6352] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6352] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6351] <... io_uring_enter resumed>) = 4096 [pid 6351] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] exit_group(0 [pid 6351] <... futex resumed>) = ? [pid 6350] <... exit_group resumed>) = ? [pid 6351] +++ exited with 0 +++ [pid 6350] +++ exited with 0 +++ [pid 5878] --- 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 5878] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6356 ./strace-static-x86_64: Process 6356 attached [pid 6356] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6356] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6356] setpgid(0, 0) = 0 [pid 6356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6355] <... io_uring_enter resumed>) = 4096 [pid 6354] <... io_uring_enter resumed>) = 4096 [pid 6356] write(3, "1000", 4 [pid 6355] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] <... write resumed>) = 4 [pid 6355] <... futex resumed>) = 0 [pid 6356] close(3 [pid 6355] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6352] exit_group(0executing program [pid 6356] <... close resumed>) = 0 [pid 6355] <... futex resumed>) = ? [pid 6352] <... exit_group resumed>) = ? [pid 6356] write(1, "executing program\n", 18 [pid 6355] +++ exited with 0 +++ [pid 6356] <... write resumed>) = 18 [pid 6354] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6352] +++ exited with 0 +++ [pid 6356] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] <... futex resumed>) = 0 [pid 6353] exit_group(0 [pid 6356] <... futex resumed>) = 0 [pid 6353] <... exit_group resumed>) = ? [pid 6356] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6354] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6352, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6356] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6353] +++ exited with 0 +++ [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 6356] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6353, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6356] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5877] <... restart_syscall resumed>) = 0 [pid 6356] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6356] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6357 attached ) = 0 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6357 [pid 6356] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6357] set_robust_list(0x555565a8a6a0, 24 [pid 6356] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6357] <... set_robust_list resumed>) = 0 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6358 ./strace-static-x86_64: Process 6358 attached [pid 6358] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6358] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6358] setpgid(0, 0) = 0 [pid 6358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6358] write(3, "1000", 4) = 4 [pid 6358] close(3) = 0 executing program [pid 6358] write(1, "executing program\n", 18) = 18 [pid 6358] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6356] <... clone3 resumed> => {parent_tid=[6359]}, 88) = 6359 [pid 6358] <... futex resumed>) = 0 [pid 6356] rt_sigprocmask(SIG_SETMASK, [], [pid 6358] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6356] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6358] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6358] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6358] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 ./strace-static-x86_64: Process 6359 attached [pid 6358] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6357] <... prctl resumed>) = 0 [pid 6356] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] <... mprotect resumed>) = 0 [pid 6358] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6357] setpgid(0, 0 [pid 6356] <... futex resumed>) = 0 [pid 6357] <... setpgid resumed>) = 0 [pid 6356] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6359] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6359] set_robust_list(0x7f7ba9d249a0, 24 [pid 6357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6357] write(3, "1000", 4) = 4 [pid 6359] <... set_robust_list resumed>) = 0 [pid 6358] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6357] close(3) = 0 [pid 6359] rt_sigprocmask(SIG_SETMASK, [], [pid 6358] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6357] write(1, "executing program\n", 18 [pid 6359] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6359] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLYexecuting program ) = 3 [pid 6358] <... clone3 resumed> => {parent_tid=[6360]}, 88) = 6360 [pid 6359] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] rt_sigprocmask(SIG_SETMASK, [], [pid 6359] <... futex resumed>) = 1 [pid 6358] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6356] <... futex resumed>) = 0 [pid 6357] <... write resumed>) = 18 ./strace-static-x86_64: Process 6360 attached [pid 6359] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6358] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6359] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6358] <... futex resumed>) = 0 [pid 6357] <... futex resumed>) = 0 [pid 6356] <... futex resumed>) = 0 [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 6358] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6357] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6356] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6359] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6360] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6359] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6357] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6357] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6360] <... rseq resumed>) = 0 [pid 6359] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6357] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6360] set_robust_list(0x7f7ba9d249a0, 24 [pid 6359] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6360] <... set_robust_list resumed>) = 0 [pid 6359] <... futex resumed>) = 1 [pid 6357] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6356] <... futex resumed>) = 0 [pid 6360] rt_sigprocmask(SIG_SETMASK, [], [pid 6357] <... mprotect resumed>) = 0 [pid 6356] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6356] <... futex resumed>) = 0 [pid 6360] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6357] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6356] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6357] <... 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6361 attached [pid 6360] <... openat resumed>) = 3 [pid 6359] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] <... clone3 resumed> => {parent_tid=[6361]}, 88) = 6361 [pid 6361] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6357] rt_sigprocmask(SIG_SETMASK, [], [pid 6360] <... futex resumed>) = 1 [pid 6359] <... futex resumed>) = 1 [pid 6358] <... futex resumed>) = 0 [pid 6356] <... futex resumed>) = 0 [pid 6358] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] set_robust_list(0x7f7ba9d249a0, 24 [pid 6358] <... futex resumed>) = 0 [pid 6357] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6356] <... futex resumed>) = 0 [pid 6359] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6356] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6356] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6356] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6361] <... set_robust_list resumed>) = 0 [pid 6360] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6357] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] <... futex resumed>) = 1 [pid 6361] rt_sigprocmask(SIG_SETMASK, [], [pid 6359] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6357] <... futex resumed>) = 0 [pid 6356] <... futex resumed>) = 0 [pid 6361] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6357] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6356] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=40000000} [pid 6361] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [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 6360] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6361] <... openat resumed>) = 3 [pid 6360] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6361] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6358] <... futex resumed>) = 0 [pid 6360] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] <... futex resumed>) = 0 [pid 6358] <... futex resumed>) = 0 [pid 6360] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6358] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6358] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] <... futex resumed>) = 0 [pid 6358] <... futex resumed>) = 1 [pid 6360] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6360] <... futex resumed>) = 0 [pid 6358] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6360] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6358] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] <... futex resumed>) = 1 [pid 6358] <... futex resumed>) = 0 [pid 6357] <... futex resumed>) = 0 [pid 6358] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6361] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6357] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6357] <... futex resumed>) = 0 [pid 6356] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6361] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6358] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6357] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6361] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6361] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6361] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6361] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6357] <... futex resumed>) = 0 [pid 6361] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6357] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6357] <... futex resumed>) = 0 [pid 6361] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6361] <... futex resumed>) = 0 [pid 6357] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6361] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6357] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] <... futex resumed>) = 0 [pid 6361] <... futex resumed>) = 0 [pid 6357] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6361] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6357] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6357] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] <... futex resumed>) = 0 [pid 6357] <... futex resumed>) = 1 [pid 6361] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6357] futex(0x7f7ba9df532c, 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(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] exit_group(0) = ? [pid 6359] <... futex resumed>) = ? [pid 6359] +++ exited with 0 +++ [pid 6356] +++ exited with 0 +++ [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6356, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6362 ./strace-static-x86_64: Process 6362 attached [pid 6360] <... io_uring_enter resumed>) = 4096 [pid 6362] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6360] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6362] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6360] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6362] <... prctl resumed>) = 0 [pid 6358] exit_group(0 [pid 6362] setpgid(0, 0 [pid 6360] <... futex resumed>) = ? [pid 6358] <... exit_group resumed>) = ? [pid 6362] <... setpgid resumed>) = 0 [pid 6360] +++ exited with 0 +++ [pid 6358] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6358, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 6362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5877] <... restart_syscall resumed>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6362] <... openat resumed>) = 3 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6363 [pid 6362] write(3, "1000", 4) = 4 ./strace-static-x86_64: Process 6363 attached [pid 6363] set_robust_list(0x555565a8a6a0, 24 [pid 6362] close(3) = 0 [pid 6362] write(1, "executing program\n", 18executing program ) = 18 [pid 6363] <... set_robust_list resumed>) = 0 [pid 6362] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6362] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6362] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6362] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6363] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6362] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6363] <... prctl resumed>) = 0 [pid 6363] setpgid(0, 0) = 0 [pid 6362] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6362] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6362] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6362] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}executing program ./strace-static-x86_64: Process 6364 attached [pid 6363] <... openat resumed>) = 3 [pid 6362] <... clone3 resumed> => {parent_tid=[6364]}, 88) = 6364 [pid 6362] rt_sigprocmask(SIG_SETMASK, [], [pid 6363] write(3, "1000", 4) = 4 [pid 6363] close(3) = 0 [pid 6363] write(1, "executing program\n", 18 [pid 6362] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6364] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6363] <... write resumed>) = 18 [pid 6362] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] <... rseq resumed>) = 0 [pid 6363] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] set_robust_list(0x7f7ba9d249a0, 24 [pid 6363] <... futex resumed>) = 0 [pid 6362] <... futex resumed>) = 0 [pid 6363] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6364] <... set_robust_list resumed>) = 0 [pid 6363] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6362] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6364] rt_sigprocmask(SIG_SETMASK, [], [pid 6363] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6364] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6363] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6361] <... io_uring_enter resumed>) = 4096 [pid 6363] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6364] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6364] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6363] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6361] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] <... futex resumed>) = 1 [pid 6357] exit_group(0 [pid 6361] <... futex resumed>) = 0 [pid 6362] <... futex resumed>) = 0 [pid 6364] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6362] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] <... exit_group resumed>) = ? [pid 6364] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6362] <... futex resumed>) = 0 [pid 6361] +++ exited with 0 +++ [pid 6363] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6357] +++ exited with 0 +++ [pid 6364] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6363] <... mprotect resumed>) = 0 [pid 6363] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5880] --- 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 6363] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5880] restart_syscall(<... resuming interrupted clone ...> [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6362] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6363] <... clone3 resumed> => {parent_tid=[6365]}, 88) = 6365 [pid 6363] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6363] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6363] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6365 attached [pid 6365] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6365] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6365] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6365] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6365] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6363] <... futex resumed>) = 0 [pid 6363] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6363] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5880] <... restart_syscall resumed>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6366 [pid 6365] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [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 ./strace-static-x86_64: Process 6366 attached [pid 6364] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6365] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6364] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6364] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6365] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6364] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6362] <... futex resumed>) = 0 [pid 6364] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6362] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6362] <... futex resumed>) = 0 [pid 6364] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6362] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6362] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6364] <... futex resumed>) = 0 [pid 6362] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6365] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6366] set_robust_list(0x555565a8a6a0, 24 [pid 6364] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6366] <... set_robust_list resumed>) = 0 [pid 6364] <... futex resumed>) = 1 [pid 6362] <... futex resumed>) = 0 [pid 6366] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6364] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6362] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6366] <... prctl resumed>) = 0 [pid 6362] <... futex resumed>) = 0 [pid 6362] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6365] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6366] setpgid(0, 0) = 0 [pid 6365] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6365] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6363] <... futex resumed>) = 0 [pid 6365] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6363] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6363] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6363] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6363] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6365] <... futex resumed>) = 1 [pid 6363] <... futex resumed>) = 0 [pid 6363] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6365] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6363] <... futex resumed>) = 0 [pid 6365] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6363] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6366] <... openat resumed>) = 3 [pid 6363] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6366] write(3, "1000", 4 [pid 6362] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6366] <... write resumed>) = 4 [pid 6366] close(3executing program ) = 0 [pid 6366] write(1, "executing program\n", 18) = 18 [pid 6366] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6366] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5884] kill(-6305, SIGKILL [pid 6366] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6363] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5884] <... kill resumed>) = 0 [pid 6366] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5884] kill(6305, SIGKILL [pid 6366] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6366] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5884] <... kill resumed>) = 0 [pid 6366] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6366] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6366] rt_sigprocmask(SIG_BLOCK, ~[], [], 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6367 attached [pid 6367] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6366] <... clone3 resumed> => {parent_tid=[6367]}, 88) = 6367 [pid 6366] rt_sigprocmask(SIG_SETMASK, [], [pid 6367] <... rseq resumed>) = 0 [pid 6366] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6367] set_robust_list(0x7f7ba9d249a0, 24 [pid 6366] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] <... set_robust_list resumed>) = 0 [pid 6366] <... futex resumed>) = 0 [pid 6367] rt_sigprocmask(SIG_SETMASK, [], [pid 6366] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6367] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6367] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6367] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6366] <... futex resumed>) = 0 [pid 6366] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6366] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6367] 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 6367] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6367] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6366] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6367] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6366] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6366] <... futex resumed>) = 0 [pid 6367] <... futex resumed>) = 0 [pid 6366] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6367] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6366] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6366] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6366] rt_sigprocmask(SIG_BLOCK, ~[], [], 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=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0}./strace-static-x86_64: Process 6368 attached => {parent_tid=[6368]}, 88) = 6368 [pid 6368] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6366] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6366] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6366] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6368] <... rseq resumed>) = 0 [pid 6368] set_robust_list(0x7f7ba9c9e9a0, 24) = 0 [pid 6368] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6368] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6366] <... futex resumed>) = 0 [pid 6368] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6366] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6367] <... futex resumed>) = 0 [pid 6367] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6366] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6367] <... futex resumed>) = 0 [pid 6366] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6367] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6366] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6366] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5881] kill(-6311, SIGKILL) = 0 [pid 5881] kill(6311, SIGKILL) = 0 [pid 6366] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6365] <... io_uring_enter resumed>) = 4096 [pid 6365] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6363] exit_group(0) = ? [pid 6365] <... futex resumed>) = ? [pid 6364] <... io_uring_enter resumed>) = 4096 [pid 6364] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6364] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6365] +++ exited with 0 +++ [pid 6363] +++ exited with 0 +++ [pid 6362] exit_group(0 [pid 6364] <... futex resumed>) = ? [pid 6362] <... exit_group resumed>) = ? [pid 5877] --- 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 6364] +++ exited with 0 +++ [pid 6362] +++ exited with 0 +++ [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6362, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5878] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 6369 attached ) = 0 [pid 6369] set_robust_list(0x555565a8a6a0, 24 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6369 [pid 6369] <... set_robust_list resumed>) = 0 [pid 6369] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6369] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 6370 attached [pid 6369] setpgid(0, 0 [pid 5878] <... clone resumed>, child_tidptr=0x555565a8a690) = 6370 [pid 6370] set_robust_list(0x555565a8a6a0, 24 [pid 6369] <... setpgid resumed>) = 0 [pid 6370] <... set_robust_list resumed>) = 0 [pid 6369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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 6369] <... openat resumed>) = 3 [pid 6370] close(3) = 0 [pid 6369] write(3, "1000", 4executing program [pid 6370] write(1, "executing program\n", 18 [pid 6369] <... write resumed>) = 4 [pid 6370] <... write resumed>) = 18 [pid 6369] close(3 [pid 6370] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] <... close resumed>) = 0 executing program [pid 6370] <... futex resumed>) = 0 [pid 6369] write(1, "executing program\n", 18 [pid 6370] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6369] <... write resumed>) = 18 [pid 6370] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6369] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6369] <... futex resumed>) = 0 [pid 6370] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6370] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6369] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6370] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6369] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6370] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6369] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6370] <... mprotect resumed>) = 0 [pid 6369] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6370] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6369] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6370] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6369] <... mmap resumed>) = 0x7f7ba9d04000 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6369] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 6371 attached [pid 6369] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6371] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6369] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6371] set_robust_list(0x7f7ba9d249a0, 24 [pid 6369] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6372 attached [pid 6371] <... set_robust_list resumed>) = 0 [pid 6370] <... clone3 resumed> => {parent_tid=[6371]}, 88) = 6371 [pid 6372] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6371] rt_sigprocmask(SIG_SETMASK, [], [pid 6370] rt_sigprocmask(SIG_SETMASK, [], [pid 6372] <... rseq resumed>) = 0 [pid 6371] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6369] <... clone3 resumed> => {parent_tid=[6372]}, 88) = 6372 [pid 6372] set_robust_list(0x7f7ba9d249a0, 24 [pid 6371] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6370] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6369] rt_sigprocmask(SIG_SETMASK, [], [pid 6372] <... set_robust_list resumed>) = 0 [pid 6371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6370] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6369] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] <... futex resumed>) = 0 [pid 6372] rt_sigprocmask(SIG_SETMASK, [], [pid 6371] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6370] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6369] <... futex resumed>) = 0 [pid 6372] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6371] <... openat resumed>) = 3 [pid 6369] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6372] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6371] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] <... openat resumed>) = 3 [pid 6372] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6371] <... futex resumed>) = 1 [pid 6370] <... futex resumed>) = 0 [pid 6370] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6371] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6370] <... futex resumed>) = 0 [pid 6372] <... futex resumed>) = 1 [pid 6369] <... futex resumed>) = 0 [pid 6372] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [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 6370] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6369] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6371] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6369] <... futex resumed>) = 0 [pid 6369] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6371] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6372] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6372] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6371] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6367] <... io_uring_enter resumed>) = 4096 [pid 6372] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6371] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6371] <... futex resumed>) = 1 [pid 6370] <... futex resumed>) = 0 [pid 6372] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6371] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6371] <... futex resumed>) = 0 [pid 6370] <... futex resumed>) = 0 [pid 6372] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6372] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6369] <... futex resumed>) = 0 [pid 6370] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6371] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6372] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6370] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6369] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] <... futex resumed>) = 0 [pid 6367] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6366] exit_group(0 [pid 6372] <... futex resumed>) = 0 [pid 6371] <... futex resumed>) = 0 [pid 6370] <... futex resumed>) = 1 [pid 6369] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6368] <... futex resumed>) = ? [pid 6367] <... futex resumed>) = ? [pid 6366] <... exit_group resumed>) = ? [pid 6372] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6371] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6369] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6368] +++ exited with 0 +++ [pid 6367] +++ exited with 0 +++ [pid 6371] <... futex resumed>) = 0 [pid 6369] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6371] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6370] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6372] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] <... futex resumed>) = 0 [pid 6372] <... futex resumed>) = 0 [pid 6369] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6372] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6370] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6369] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6369] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6369] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6372] <... futex resumed>) = 0 [pid 6372] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6366] +++ exited with 0 +++ [pid 6369] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5880] --- 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 6370] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6373 attached , child_tidptr=0x555565a8a690) = 6373 [pid 6373] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6373] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 executing program [pid 6373] setpgid(0, 0) = 0 [pid 6373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6373] write(3, "1000", 4) = 4 [pid 6373] close(3) = 0 [pid 6373] write(1, "executing program\n", 18) = 18 [pid 6373] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6373] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6373] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6373] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6373] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6373] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6373] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6374 attached => {parent_tid=[6374]}, 88) = 6374 [pid 6373] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6373] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6374] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6373] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6374] <... rseq resumed>) = 0 [pid 6374] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6374] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6374] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6374] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6373] <... futex resumed>) = 0 [pid 6374] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6373] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6374] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] <... futex resumed>) = 0 [pid 6374] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6373] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6374] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6374] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6374] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6373] <... futex resumed>) = 0 [pid 6374] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6373] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6374] <... futex resumed>) = 0 [pid 6373] <... futex resumed>) = 0 [pid 6374] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6373] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6373] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6374] <... futex resumed>) = 0 [pid 6373] <... futex resumed>) = 1 [pid 6374] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6373] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6374] <... futex resumed>) = 0 [pid 6373] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6374] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6373] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6374] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6373] <... futex resumed>) = 0 [pid 6374] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6373] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5884] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5884] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5884] getdents64(3, 0x555565a8b730 /* 2 entries */, 32768) = 48 [pid 5884] getdents64(3, 0x555565a8b730 /* 0 entries */, 32768) = 0 [pid 5884] close(3) = 0 [pid 6371] <... io_uring_enter resumed>) = 4096 [pid 6371] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6371] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6370] exit_group(0) = ? [pid 6371] <... futex resumed>) = ? [pid 6371] +++ exited with 0 +++ [pid 6370] +++ exited with 0 +++ [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6370, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6375 [pid 6372] <... io_uring_enter resumed>) = 4096 ./strace-static-x86_64: Process 6375 attached [pid 6372] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] exit_group(0) = ? [pid 6372] <... futex resumed>) = ? [pid 6372] +++ exited with 0 +++ [pid 6375] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6375] setpgid(0, 0) = 0 [pid 6375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6375] write(3, "1000", 4) = 4 [pid 6375] close(3) = 0 executing program [pid 6375] write(1, "executing program\n", 18) = 18 [pid 6375] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6375] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6375] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6375] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6369] +++ exited with 0 +++ [pid 6375] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6369, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 6375] <... mprotect resumed>) = 0 [pid 6375] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6375] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5877] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 6376 attached [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6377 attached , child_tidptr=0x555565a8a690) = 6377 [pid 6377] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6376] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6375] <... clone3 resumed> => {parent_tid=[6376]}, 88) = 6376 [pid 6377] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6376] <... rseq resumed>) = 0 [pid 6375] rt_sigprocmask(SIG_SETMASK, [], [pid 6377] <... prctl resumed>) = 0 [pid 6376] set_robust_list(0x7f7ba9d249a0, 24 [pid 6375] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6377] setpgid(0, 0 [pid 6376] <... set_robust_list resumed>) = 0 [pid 6375] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] <... setpgid resumed>) = 0 [pid 6376] rt_sigprocmask(SIG_SETMASK, [], [pid 6375] <... futex resumed>) = 0 [pid 6377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6376] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6375] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6377] <... openat resumed>) = 3 [pid 6376] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6377] write(3, "1000", 4 [pid 6376] <... openat resumed>) = 3 [pid 6377] <... write resumed>) = 4 [pid 6376] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] close(3 [pid 6376] <... futex resumed>) = 1 [pid 6375] <... futex resumed>) = 0 executing program [pid 6377] <... close resumed>) = 0 [pid 6376] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6375] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] write(1, "executing program\n", 18 [pid 6376] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] <... futex resumed>) = 0 [pid 6377] <... write resumed>) = 18 [pid 6375] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6377] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6376] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6377] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6376] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6377] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6376] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6377] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6376] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6377] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6376] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6376] <... futex resumed>) = 1 [pid 6375] <... futex resumed>) = 0 [pid 6377] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6375] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6375] <... futex resumed>) = 0 [pid 6377] <... mprotect resumed>) = 0 [pid 6376] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6375] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6377] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6376] <... futex resumed>) = 0 [pid 6375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6377] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6376] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6375] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6376] <... futex resumed>) = 0 [pid 6375] <... futex resumed>) = 0 [pid 6376] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6375] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6377] <... clone3 resumed> => {parent_tid=[6378]}, 88) = 6378 [pid 6375] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] rt_sigprocmask(SIG_SETMASK, [], [pid 6376] <... futex resumed>) = 0 [pid 6375] <... futex resumed>) = 1 [pid 6377] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6376] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6375] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6377] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6378 attached ) = 0 [pid 6377] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6378] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6378] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6378] rt_sigprocmask(SIG_SETMASK, [], [pid 6375] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6377] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6377] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6378] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6377] <... futex resumed>) = 0 [pid 6378] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6377] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6374] <... io_uring_enter resumed>) = 4096 [pid 6377] <... mmap resumed>) = 0x7f7ba9ce3000 [pid 6377] mprotect(0x7f7ba9ce4000, 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=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0}./strace-static-x86_64: Process 6379 attached [pid 6379] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 6377] <... clone3 resumed> => {parent_tid=[6379]}, 88) = 6379 [pid 6379] <... rseq resumed>) = 0 [pid 6377] rt_sigprocmask(SIG_SETMASK, [], [pid 6379] set_robust_list(0x7f7ba9d039a0, 24 [pid 6377] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6379] <... set_robust_list resumed>) = 0 [pid 6377] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6379] rt_sigprocmask(SIG_SETMASK, [], [pid 6378] <... openat resumed>) = 3 [pid 6377] <... futex resumed>) = 0 [pid 6379] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6377] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6379] 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 6378] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6379] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cbe000 [pid 6379] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c7e000 [pid 6379] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6377] <... futex resumed>) = 0 [pid 6379] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6377] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6377] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6374] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6373] exit_group(0 [pid 6374] <... futex resumed>) = ? [pid 6373] <... exit_group resumed>) = ? [pid 6378] <... futex resumed>) = 1 [pid 6377] <... futex resumed>) = 0 [pid 6374] +++ exited with 0 +++ [pid 6373] +++ exited with 0 +++ [pid 6378] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6373, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6378] <... futex resumed>) = 0 [pid 6377] <... futex resumed>) = 0 [pid 6378] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6378] <... futex resumed>) = 0 [pid 6377] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6380 attached [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(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6380 [pid 6380] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6380] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6380] setpgid(0, 0) = 0 [pid 6380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6380] write(3, "1000", 4) = 4 [pid 6380] close(3executing program ) = 0 [pid 6380] write(1, "executing program\n", 18) = 18 [pid 6380] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] <... futex resumed>) = 0 [pid 6380] <... futex resumed>) = 0 [pid 6377] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6380] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6380] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6380] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6380] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6380] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6380] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6381 attached [pid 6381] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6380] <... clone3 resumed> => {parent_tid=[6381]}, 88) = 6381 [pid 6381] <... rseq resumed>) = 0 [pid 6380] rt_sigprocmask(SIG_SETMASK, [], [pid 6381] set_robust_list(0x7f7ba9d249a0, 24 [pid 6380] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6381] <... set_robust_list resumed>) = 0 [pid 6380] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] rt_sigprocmask(SIG_SETMASK, [], [pid 6380] <... futex resumed>) = 0 [pid 6381] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6380] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6381] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6381] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6380] <... futex resumed>) = 0 [pid 6381] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6380] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] <... futex resumed>) = 0 [pid 6380] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6381] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6381] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6377] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6381] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6380] <... futex resumed>) = 0 [pid 6381] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6380] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6381] <... futex resumed>) = 0 [pid 6380] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6381] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] <... futex resumed>) = 0 [pid 6380] <... futex resumed>) = 0 [pid 6381] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6380] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6380] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] <... futex resumed>) = 0 [pid 6380] <... futex resumed>) = 1 [pid 6381] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6380] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6375] exit_group(0) = ? [pid 6376] <... io_uring_enter resumed>) = ? [pid 5881] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5881] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5881] getdents64(3, 0x555565a8b730 /* 2 entries */, 32768) = 48 [pid 5881] getdents64(3, 0x555565a8b730 /* 0 entries */, 32768) = 0 [pid 5881] close(3) = 0 [pid 6376] +++ exited with 0 +++ [pid 6375] +++ exited with 0 +++ [pid 5878] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6375, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5878] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5878] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6382 attached , child_tidptr=0x555565a8a690) = 6382 [pid 6382] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6382] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6382] setpgid(0, 0) = 0 [pid 6382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6382] write(3, "1000", 4) = 4 [pid 6382] close(3) = 0 [pid 6382] write(1, "executing program\n", 18) = 18 [pid 6382] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6382] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6382] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6382] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6382] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6382] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6382] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6383]}, 88) = 6383 [pid 6382] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6382] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6382] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6380] exit_group(0) = ? ./strace-static-x86_64: Process 6383 attached [pid 6382] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6382] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6382] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6382] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9ce3000 [pid 6382] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6382] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6382] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0} => {parent_tid=[6384]}, 88) = 6384 [pid 6382] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6384 attached NULL, 8) = 0 [pid 6382] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6382] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6384] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053) = 0 [pid 6383] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6384] set_robust_list(0x7f7ba9d039a0, 24) = 0 [pid 6384] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6384] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6383] <... rseq resumed>) = 0 [pid 6384] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, 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 6383] set_robust_list(0x7f7ba9d249a0, 24 [pid 6384] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0) = 0x7f7ba9cbe000 [pid 6383] <... set_robust_list resumed>) = 0 [pid 6384] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000) = 0x7f7ba9c7e000 [pid 6383] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6383] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6384] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6383] <... openat resumed>) = 4 [pid 6384] <... futex resumed>) = 1 [pid 6383] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] <... futex resumed>) = 0 [pid 6383] <... futex resumed>) = 0 [pid 6382] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6382] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6384] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6383] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6382] <... futex resumed>) = 0 [pid 6382] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6383] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6383] <... futex resumed>) = 0 [pid 6382] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6383] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6382] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6383] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6382] <... futex resumed>) = 0 [pid 6383] io_uring_enter(3, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6382] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6378] <... io_uring_enter resumed>) = 4096 [pid 6378] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6378] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6377] exit_group(0) = ? [pid 6378] <... futex resumed>) = ? [pid 6379] <... futex resumed>) = ? [pid 6379] +++ exited with 0 +++ [pid 6378] +++ exited with 0 +++ [pid 6377] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6377, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6386 ./strace-static-x86_64: Process 6386 attached [pid 6386] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6386] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6386] setpgid(0, 0) = 0 [pid 6386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6386] write(3, "1000", 4 [pid 6381] <... io_uring_enter resumed>) = ? [pid 6386] <... write resumed>) = 4 [pid 6386] close(3) = 0 executing program [pid 6386] write(1, "executing program\n", 18) = 18 [pid 6386] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6386] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6381] +++ exited with 0 +++ [pid 6380] +++ exited with 0 +++ [pid 6386] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6380, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6386] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5880] restart_syscall(<... resuming interrupted clone ...> [pid 6386] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6386] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6386] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6386] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6387]}, 88) = 6387 ./strace-static-x86_64: Process 6387 attached [pid 6386] rt_sigprocmask(SIG_SETMASK, [], [pid 5880] <... restart_syscall resumed>) = 0 [pid 6386] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6386] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6388 attached [pid 6386] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6388] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6388 [pid 6388] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6387] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6388] <... prctl resumed>) = 0 [pid 6387] <... rseq resumed>) = 0 [pid 6388] setpgid(0, 0 [pid 6387] set_robust_list(0x7f7ba9d249a0, 24 [pid 6388] <... setpgid resumed>) = 0 [pid 6387] <... set_robust_list resumed>) = 0 [pid 6388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6387] rt_sigprocmask(SIG_SETMASK, [], executing program [pid 6388] <... openat resumed>) = 3 [pid 6387] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6387] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6388] write(3, "1000", 4 [pid 6387] <... openat resumed>) = 3 [pid 6388] <... write resumed>) = 4 [pid 6387] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] close(3 [pid 6387] <... futex resumed>) = 1 [pid 6386] <... futex resumed>) = 0 [pid 6388] <... close resumed>) = 0 [pid 6387] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6386] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] write(1, "executing program\n", 18 [pid 6387] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] <... futex resumed>) = 0 [pid 6388] <... write resumed>) = 18 [pid 6386] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6388] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6388] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6388] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6388] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6388] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6387] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0./strace-static-x86_64: Process 6389 attached ) = 0x7f7ba9cdf000 [pid 6389] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6388] <... clone3 resumed> => {parent_tid=[6389]}, 88) = 6389 [pid 6387] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6389] <... rseq resumed>) = 0 [pid 6388] rt_sigprocmask(SIG_SETMASK, [], [pid 6387] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6389] set_robust_list(0x7f7ba9d249a0, 24 [pid 6388] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6387] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] <... futex resumed>) = 1 [pid 6386] <... futex resumed>) = 0 [pid 6388] <... futex resumed>) = 0 [pid 6386] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] <... set_robust_list resumed>) = 0 [pid 6388] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6387] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6386] <... futex resumed>) = 0 [pid 6389] rt_sigprocmask(SIG_SETMASK, [], [pid 6387] <... futex resumed>) = 0 [pid 6386] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6389] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6387] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6389] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6386] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] <... openat resumed>) = 3 [pid 6387] <... futex resumed>) = 0 [pid 6386] <... futex resumed>) = 1 [pid 6389] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6386] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6389] <... futex resumed>) = 1 [pid 6388] <... futex resumed>) = 0 [pid 6387] <... futex resumed>) = 0 [pid 6386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6389] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6386] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6386] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6389] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6388] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6389] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6388] <... futex resumed>) = 0 [pid 6388] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6389] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6389] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6389] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6388] <... futex resumed>) = 0 [pid 6388] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] <... futex resumed>) = 0 [pid 6389] <... futex resumed>) = 0 [pid 6388] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6389] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6388] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6389] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6388] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] <... futex resumed>) = 0 [pid 6389] <... futex resumed>) = 0 [pid 6388] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6389] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6388] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6389] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6388] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6388] <... futex resumed>) = 0 [pid 6388] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6386] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6383] <... io_uring_enter resumed>) = 4096 [pid 6383] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] exit_group(0 [pid 6384] <... futex resumed>) = ? [pid 6382] <... exit_group resumed>) = ? [pid 6384] +++ exited with 0 +++ [pid 6383] <... futex resumed>) = ? [pid 6388] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6386] exit_group(0) = ? [pid 6388] exit_group(0) = ? [pid 6387] <... io_uring_enter resumed>) = ? [pid 6389] <... io_uring_enter resumed>) = ? [pid 6387] +++ exited with 0 +++ [pid 6386] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6386, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6390 attached [pid 6390] set_robust_list(0x555565a8a6a0, 24 [pid 6389] +++ exited with 0 +++ [pid 6388] +++ exited with 0 +++ [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6390 [pid 6390] <... set_robust_list resumed>) = 0 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6388, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6390] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 executing program [pid 6390] setpgid(0, 0) = 0 [pid 6390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6390] write(3, "1000", 4) = 4 [pid 6390] close(3) = 0 [pid 6390] write(1, "executing program\n", 18) = 18 [pid 6390] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6391 attached [pid 6390] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6390] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6390] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6390] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6390] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6391] set_robust_list(0x555565a8a6a0, 24 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6391 [pid 6391] <... set_robust_list resumed>) = 0 [pid 6390] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6391] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6390] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6392 attached [pid 6391] <... prctl resumed>) = 0 [pid 6391] setpgid(0, 0 [pid 6390] <... clone3 resumed> => {parent_tid=[6392]}, 88) = 6392 [pid 6392] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6391] <... setpgid resumed>) = 0 [pid 6390] rt_sigprocmask(SIG_SETMASK, [], [pid 6392] <... rseq resumed>) = 0 [pid 6391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6390] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6392] set_robust_list(0x7f7ba9d249a0, 24 [pid 6390] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] <... openat resumed>) = 3 [pid 6392] <... set_robust_list resumed>) = 0 [pid 6390] <... futex resumed>) = 0 [pid 6392] rt_sigprocmask(SIG_SETMASK, [], [pid 6391] write(3, "1000", 4 [pid 6390] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6392] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6391] <... write resumed>) = 4 [pid 6392] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6391] close(3) = 0 [pid 6392] <... openat resumed>) = 3 executing program [pid 6392] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] write(1, "executing program\n", 18 [pid 6392] <... futex resumed>) = 1 [pid 6391] <... write resumed>) = 18 [pid 6390] <... futex resumed>) = 0 [pid 6392] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6391] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6390] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6391] <... futex resumed>) = 0 [pid 6390] <... futex resumed>) = 0 [pid 6392] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6391] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6390] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6392] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6392] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6391] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6392] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6392] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6391] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6391] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6390] <... futex resumed>) = 0 [pid 6390] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6392] <... futex resumed>) = 0 [pid 6390] <... futex resumed>) = 1 [pid 6392] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6390] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6392] <... futex resumed>) = 0 [pid 6390] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6392] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6390] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6392] <... futex resumed>) = 0 [pid 6390] <... futex resumed>) = 0 [pid 6392] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6390] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6390] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6392] <... futex resumed>) = 0 [pid 6390] <... futex resumed>) = 1 [pid 6392] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6390] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6391] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6391] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6390] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6390] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6391] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6391] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6393 attached => {parent_tid=[6393]}, 88) = 6393 [pid 6393] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6391] rt_sigprocmask(SIG_SETMASK, [], [pid 6393] <... rseq resumed>) = 0 [pid 6391] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6393] set_robust_list(0x7f7ba9d249a0, 24 [pid 6391] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6393] <... set_robust_list resumed>) = 0 [pid 6391] <... futex resumed>) = 0 [pid 6393] rt_sigprocmask(SIG_SETMASK, [], [pid 6391] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6393] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6393] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6393] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6391] <... futex resumed>) = 0 [pid 6393] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6391] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6393] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6393] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6393] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6393] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6391] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6393] <... futex resumed>) = 0 [pid 6391] <... futex resumed>) = 0 [pid 6393] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6393] <... futex resumed>) = 0 [pid 6391] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6393] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6391] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6393] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6391] <... futex resumed>) = 0 [pid 6393] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6393] <... futex resumed>) = 0 [pid 6391] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6393] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6391] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6393] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6391] <... futex resumed>) = 0 [pid 6393] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6391] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6392] <... io_uring_enter resumed>) = 4096 [pid 6392] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6390] exit_group(0) = ? [pid 6392] +++ exited with 0 +++ [pid 6390] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6390, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6394 attached , child_tidptr=0x555565a8a690) = 6394 [pid 6394] set_robust_list(0x555565a8a6a0, 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 6394] write(3, "1000", 4) = 4 [pid 6394] close(3) = 0 [pid 6394] write(1, "executing program\n", 18executing program ) = 18 [pid 6394] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6394] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6394] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6394] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6394] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6394] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6395 attached => {parent_tid=[6395]}, 88) = 6395 [pid 6395] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6394] rt_sigprocmask(SIG_SETMASK, [], [pid 6395] <... rseq resumed>) = 0 [pid 6394] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6395] set_robust_list(0x7f7ba9d249a0, 24 [pid 6394] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] <... set_robust_list resumed>) = 0 [pid 6394] <... futex resumed>) = 0 [pid 6395] rt_sigprocmask(SIG_SETMASK, [], [pid 6394] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6395] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6395] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6395] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6394] <... futex resumed>) = 0 [pid 6395] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6394] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6394] <... futex resumed>) = 0 [pid 6394] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6395] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6395] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6393] <... io_uring_enter resumed>) = 4096 [pid 6395] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6395] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6394] <... futex resumed>) = 0 [pid 6394] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] <... futex resumed>) = 0 [pid 6394] <... futex resumed>) = 1 [pid 6395] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6394] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6395] <... futex resumed>) = 0 [pid 6394] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6395] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6394] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6394] <... futex resumed>) = 0 [pid 6395] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6394] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6395] <... futex resumed>) = 0 [pid 6394] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6395] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6394] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6394] <... futex resumed>) = 0 [pid 6395] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6394] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6393] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6391] exit_group(0 [pid 6393] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL) = ? [pid 6391] <... exit_group resumed>) = ? [pid 6393] +++ exited with 0 +++ [pid 6391] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6391, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6396 attached , child_tidptr=0x555565a8a690) = 6396 [pid 6396] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6396] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6396] setpgid(0, 0) = 0 [pid 6396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6396] write(3, "1000", 4) = 4 [pid 6396] close(3) = 0 executing program [pid 6396] write(1, "executing program\n", 18) = 18 [pid 6396] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6396] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6396] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6396] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6396] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6394] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6396] <... mprotect resumed>) = 0 [pid 6396] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6396] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6397 attached [pid 6397] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6396] <... clone3 resumed> => {parent_tid=[6397]}, 88) = 6397 [pid 6397] <... rseq resumed>) = 0 [pid 6396] rt_sigprocmask(SIG_SETMASK, [], [pid 6397] set_robust_list(0x7f7ba9d249a0, 24 [pid 6396] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6397] <... set_robust_list resumed>) = 0 [pid 6396] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] rt_sigprocmask(SIG_SETMASK, [], [pid 6396] <... futex resumed>) = 0 [pid 6397] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6397] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6396] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6397] <... openat resumed>) = 3 [pid 6397] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6396] <... futex resumed>) = 0 [pid 6396] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6396] <... futex resumed>) = 0 [pid 6396] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6397] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6397] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6397] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6397] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6397] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6396] <... futex resumed>) = 0 [pid 6396] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... futex resumed>) = 0 [pid 6396] <... futex resumed>) = 1 [pid 6397] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6396] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6397] <... futex resumed>) = 0 [pid 6396] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6397] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6396] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6396] <... futex resumed>) = 0 [pid 6397] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6396] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6396] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... futex resumed>) = 0 [pid 6396] <... futex resumed>) = 1 [pid 6397] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6396] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6394] exit_group(0) = ? [pid 6395] <... io_uring_enter resumed>) = ? [pid 6395] +++ exited with 0 +++ [pid 6394] +++ exited with 0 +++ [pid 5877] --- 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 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6398 ./strace-static-x86_64: Process 6398 attached [pid 6398] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6398] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6398] setpgid(0, 0) = 0 [pid 6398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6398] write(3, "1000", 4) = 4 [pid 6398] close(3 [pid 6396] exit_group(0) = ? executing program [pid 6398] <... close resumed>) = 0 [pid 6398] write(1, "executing program\n", 18) = 18 [pid 6398] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6398] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6398] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6398] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6398] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6398] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6398] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6399 attached => {parent_tid=[6399]}, 88) = 6399 [pid 6399] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6398] rt_sigprocmask(SIG_SETMASK, [], [pid 6399] <... rseq resumed>) = 0 [pid 6398] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6399] set_robust_list(0x7f7ba9d249a0, 24 [pid 6398] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... set_robust_list resumed>) = 0 [pid 6398] <... futex resumed>) = 0 [pid 6399] rt_sigprocmask(SIG_SETMASK, [], [pid 6398] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6399] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6399] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6399] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6398] <... futex resumed>) = 0 [pid 6399] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6398] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6398] <... futex resumed>) = 0 [pid 6399] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6398] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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 6399] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6399] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6397] <... io_uring_enter resumed>) = ? [pid 6399] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] +++ exited with 0 +++ [pid 6396] +++ exited with 0 +++ [pid 6399] <... futex resumed>) = 1 [pid 6398] <... futex resumed>) = 0 [pid 6399] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6398] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6396, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6399] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6398] <... futex resumed>) = 0 [pid 6399] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6398] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6400 attached ) = -1 EAGAIN (Resource temporarily unavailable) [pid 6398] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6400 [pid 6400] set_robust_list(0x555565a8a6a0, 24 [pid 6399] <... futex resumed>) = 0 [pid 6398] <... futex resumed>) = 1 [pid 6400] <... set_robust_list resumed>) = 0 [pid 6399] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6399] <... futex resumed>) = 0 [pid 6398] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6399] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6398] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6398] <... futex resumed>) = 0 [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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6400] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6400] setpgid(0, 0) = 0 [pid 6398] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [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(3) = 0 executing program [pid 6400] write(1, "executing program\n", 18) = 18 [pid 6400] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6400] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6400] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6401 attached => {parent_tid=[6401]}, 88) = 6401 [pid 6400] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6400] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6400] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6401] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6401] set_robust_list(0x7f7ba9d249a0, 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(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6400] <... futex resumed>) = 0 [pid 6400] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6400] <... futex resumed>) = 0 [pid 6400] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6401] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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) = 0x7f7ba9cdf000 [pid 6401] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6401] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6401] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6400] <... futex resumed>) = 0 [pid 6400] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] <... futex resumed>) = 0 [pid 6400] <... futex resumed>) = 1 [pid 6401] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6400] futex(0x7f7ba9df532c, 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(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6400] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] <... futex resumed>) = 0 [pid 6400] <... futex resumed>) = 0 [pid 6401] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6400] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6400] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] <... futex resumed>) = 0 [pid 6400] <... futex resumed>) = 1 [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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6398] exit_group(0) = ? [pid 6400] exit_group(0) = ? [pid 6399] <... io_uring_enter resumed>) = ? [pid 6399] +++ exited with 0 +++ [pid 6398] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6398, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6401] <... io_uring_enter resumed>) = ? [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6402 ./strace-static-x86_64: Process 6402 attached [pid 6401] +++ exited with 0 +++ [pid 6400] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6400, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6403 ./strace-static-x86_64: Process 6403 attached [pid 6402] set_robust_list(0x555565a8a6a0, 24 [pid 6403] set_robust_list(0x555565a8a6a0, 24 [pid 6402] <... set_robust_list resumed>) = 0 [pid 6403] <... set_robust_list resumed>) = 0 [pid 6402] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6403] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6402] <... prctl resumed>) = 0 [pid 6403] <... prctl resumed>) = 0 [pid 6402] setpgid(0, 0 [pid 6403] setpgid(0, 0 [pid 6402] <... setpgid resumed>) = 0 [pid 6403] <... setpgid resumed>) = 0 [pid 6402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6402] <... openat resumed>) = 3 [pid 6403] <... openat resumed>) = 3 executing program executing program [pid 6403] write(3, "1000", 4 [pid 6402] write(3, "1000", 4 [pid 6403] <... write resumed>) = 4 [pid 6403] close(3) = 0 [pid 6403] write(1, "executing program\n", 18) = 18 [pid 6403] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6402] <... write resumed>) = 4 [pid 6402] close(3) = 0 [pid 6402] write(1, "executing program\n", 18) = 18 [pid 6402] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6403] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6402] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6403] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6402] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6403] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6402] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6403] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6402] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6403] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6402] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6403] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6402] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6403] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6402] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6403] <... mprotect resumed>) = 0 [pid 6402] <... mprotect resumed>) = 0 [pid 6403] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6402] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6402] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6403] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6402] <... clone3 resumed> => {parent_tid=[6404]}, 88) = 6404 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6402] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6405 attached ./strace-static-x86_64: Process 6404 attached NULL, 8) = 0 [pid 6403] <... clone3 resumed> => {parent_tid=[6405]}, 88) = 6405 [pid 6402] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] rt_sigprocmask(SIG_SETMASK, [], [pid 6402] <... futex resumed>) = 0 [pid 6404] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6404] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6404] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6404] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6404] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6404] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6402] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6403] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6402] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6403] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] <... futex resumed>) = 0 [pid 6402] <... futex resumed>) = 1 [pid 6404] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6402] futex(0x7f7ba9df532c, 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 6403] <... futex resumed>) = 0 [pid 6403] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6405] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6404] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6405] <... rseq resumed>) = 0 [pid 6404] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6405] set_robust_list(0x7f7ba9d249a0, 24 [pid 6404] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6404] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6402] <... futex resumed>) = 0 [pid 6402] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6402] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6404] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] <... set_robust_list resumed>) = 0 [pid 6404] <... futex resumed>) = 1 [pid 6402] <... futex resumed>) = 0 [pid 6404] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] rt_sigprocmask(SIG_SETMASK, [], [pid 6402] <... futex resumed>) = 0 [pid 6404] <... futex resumed>) = 0 [pid 6402] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6405] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6404] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6402] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6405] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6404] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6402] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] <... openat resumed>) = 3 [pid 6404] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6402] <... futex resumed>) = 0 [pid 6405] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6403] <... futex resumed>) = 0 [pid 6402] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6405] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6403] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6403] <... futex resumed>) = 0 [pid 6403] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6405] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6405] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6405] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6405] <... futex resumed>) = 1 [pid 6403] <... futex resumed>) = 0 [pid 6405] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] <... futex resumed>) = 0 [pid 6405] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL) = 0 [pid 6403] <... futex resumed>) = 1 [pid 6403] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6405] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] <... futex resumed>) = 0 [pid 6405] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL) = 0 [pid 6403] <... futex resumed>) = 1 [pid 6405] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6403] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6403] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] <... futex resumed>) = 0 [pid 6403] <... futex resumed>) = 1 [pid 6405] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6403] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6404] <... io_uring_enter resumed>) = 4096 [pid 6404] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] exit_group(0 [pid 6404] <... futex resumed>) = ? [pid 6402] <... exit_group resumed>) = ? [pid 6404] +++ exited with 0 +++ [pid 6402] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6402, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6406 attached executing program [pid 6406] set_robust_list(0x555565a8a6a0, 24 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6406 [pid 6406] <... set_robust_list resumed>) = 0 [pid 6406] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6406] setpgid(0, 0) = 0 [pid 6406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6406] write(3, "1000", 4) = 4 [pid 6406] close(3) = 0 [pid 6406] write(1, "executing program\n", 18) = 18 [pid 6406] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6406] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6406] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6406] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6406] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6406] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6406] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6407 attached => {parent_tid=[6407]}, 88) = 6407 [pid 6407] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6406] rt_sigprocmask(SIG_SETMASK, [], [pid 6407] <... rseq resumed>) = 0 [pid 6407] set_robust_list(0x7f7ba9d249a0, 24 [pid 6406] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6407] <... set_robust_list resumed>) = 0 [pid 6407] rt_sigprocmask(SIG_SETMASK, [], [pid 6406] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6406] <... futex resumed>) = 0 [pid 6406] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6407] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6407] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6406] <... futex resumed>) = 0 [pid 6407] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6406] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] <... futex resumed>) = 0 [pid 6406] <... futex resumed>) = 1 [pid 6407] 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 6406] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6407] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6405] <... io_uring_enter resumed>) = 4096 [pid 6405] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6405] <... futex resumed>) = 0 [pid 6403] exit_group(0) = ? [pid 6407] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6407] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6406] <... futex resumed>) = 0 [pid 6405] +++ exited with 0 +++ [pid 6403] +++ exited with 0 +++ [pid 6407] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6403, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6406] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] restart_syscall(<... resuming interrupted clone ...> [pid 6407] <... futex resumed>) = 0 [pid 6406] <... futex resumed>) = 1 [pid 6407] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6406] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6407] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6406] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6406] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6407] <... futex resumed>) = 0 [pid 6406] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6407] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6407] <... futex resumed>) = 0 [pid 6406] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6407] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6406] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5880] <... restart_syscall resumed>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6408 attached , child_tidptr=0x555565a8a690) = 6408 [pid 6408] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6408] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6406] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6408] setpgid(0, 0 [pid 6406] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6408] <... setpgid resumed>) = 0 [pid 6406] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6408] write(3, "1000", 4) = 4 [pid 6408] close(3executing program ) = 0 [pid 6408] write(1, "executing program\n", 18) = 18 [pid 6408] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6408] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6408] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6408] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6408] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6408] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6408] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6409 attached => {parent_tid=[6409]}, 88) = 6409 [pid 6408] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6408] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6408] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6409] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6409] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6409] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6409] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6409] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6408] <... futex resumed>) = 0 [pid 6409] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6408] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6408] <... futex resumed>) = 0 [pid 6409] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6408] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6409] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6409] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6409] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6408] <... futex resumed>) = 0 [pid 6409] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6408] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] <... futex resumed>) = 0 [pid 6408] <... futex resumed>) = 0 [pid 6409] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6408] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6408] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] <... futex resumed>) = 0 [pid 6408] <... futex resumed>) = 1 [pid 6409] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6408] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6409] <... futex resumed>) = 0 [pid 6408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6409] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6408] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6408] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6407] <... io_uring_enter resumed>) = 4096 [pid 6407] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] exit_group(0 [pid 6407] <... futex resumed>) = 0 [pid 6406] <... exit_group resumed>) = ? [pid 6407] +++ exited with 0 +++ [pid 6406] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6406, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6410 attached [pid 6409] <... io_uring_enter resumed>) = 4096 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6410 [pid 6410] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6410] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6410] setpgid(0, 0) = 0 [pid 6410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6409] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6410] write(3, "1000", 4 [pid 6409] <... futex resumed>) = 0 [pid 6408] exit_group(0 [pid 6410] <... write resumed>) = 4 [pid 6408] <... exit_group resumed>) = ? [pid 6410] close(3 [pid 6409] +++ exited with 0 +++ [pid 6408] +++ exited with 0 +++ [pid 6410] <... close resumed>) = 0 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6408, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6410] write(1, "executing program\n", 18executing program ) = 18 [pid 6410] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6411 attached [pid 6410] <... futex resumed>) = 0 [pid 6411] set_robust_list(0x555565a8a6a0, 24 [pid 6410] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6411 [pid 6411] <... set_robust_list resumed>) = 0 [pid 6411] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6410] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6411] setpgid(0, 0 [pid 6410] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6411] <... setpgid resumed>) = 0 [pid 6411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6410] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6411] <... openat resumed>) = 3 [pid 6410] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6411] write(3, "1000", 4 [pid 6410] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6411] <... write resumed>) = 4 [pid 6410] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6411] close(3 [pid 6410] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6411] <... close resumed>) = 0 [pid 6411] write(1, "executing program\n", 18 [pid 6410] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6410] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}executing program ./strace-static-x86_64: Process 6412 attached [pid 6411] <... write resumed>) = 18 [pid 6410] <... clone3 resumed> => {parent_tid=[6412]}, 88) = 6412 [pid 6410] rt_sigprocmask(SIG_SETMASK, [], [pid 6411] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6410] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6412] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6411] <... futex resumed>) = 0 [pid 6412] <... rseq resumed>) = 0 [pid 6411] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6410] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6412] set_robust_list(0x7f7ba9d249a0, 24 [pid 6411] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6410] <... futex resumed>) = 0 [pid 6412] <... set_robust_list resumed>) = 0 [pid 6411] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6412] rt_sigprocmask(SIG_SETMASK, [], [pid 6411] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6410] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6412] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6411] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6412] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6411] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6412] <... openat resumed>) = 3 [pid 6411] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6412] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6411] <... mprotect resumed>) = 0 [pid 6410] <... futex resumed>) = 0 [pid 6410] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6412] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6411] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6410] <... futex resumed>) = 0 [pid 6411] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6410] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6411] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6412] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 ./strace-static-x86_64: Process 6413 attached [pid 6412] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6411] <... clone3 resumed> => {parent_tid=[6413]}, 88) = 6413 [pid 6411] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6411] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6413] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6412] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6410] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6411] <... futex resumed>) = 0 [pid 6413] <... rseq resumed>) = 0 [pid 6412] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6411] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6410] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6413] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6410] <... futex resumed>) = 0 [pid 6413] rt_sigprocmask(SIG_SETMASK, [], [pid 6412] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6413] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6410] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6413] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6412] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6410] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6413] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6412] <... futex resumed>) = 0 [pid 6410] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE [pid 6413] <... futex resumed>) = 1 [pid 6412] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6411] <... futex resumed>) = 0 [pid 6413] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6410] <... mprotect resumed>) = 0 [pid 6411] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6413] <... futex resumed>) = 0 [pid 6411] <... futex resumed>) = 1 [pid 6410] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6411] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6410] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6413] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6410] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0}./strace-static-x86_64: Process 6414 attached [pid 6413] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6413] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6414] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6413] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6410] <... clone3 resumed> => {parent_tid=[6414]}, 88) = 6414 [pid 6410] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6410] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6414] <... rseq resumed>) = 0 [pid 6413] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6410] <... futex resumed>) = 0 [pid 6414] set_robust_list(0x7f7ba9c9e9a0, 24) = 0 [pid 6413] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6414] rt_sigprocmask(SIG_SETMASK, [], [pid 6413] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6414] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6414] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6414] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6413] <... futex resumed>) = 1 [pid 6411] <... futex resumed>) = 0 [pid 6413] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6411] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6410] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6413] <... futex resumed>) = 0 [pid 6411] <... futex resumed>) = 1 [pid 6410] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6411] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6410] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6412] <... futex resumed>) = 0 [pid 6410] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6413] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6412] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6411] <... futex resumed>) = 0 [pid 6413] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6412] <... futex resumed>) = 1 [pid 6411] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6410] <... futex resumed>) = 0 [pid 6412] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6411] <... futex resumed>) = 0 [pid 6410] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6411] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6410] <... futex resumed>) = 0 [pid 6412] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6412] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6410] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6413] <... futex resumed>) = 0 [pid 6413] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6411] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6413] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6411] <... futex resumed>) = 0 [pid 6413] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6411] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6410] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6411] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6412] <... io_uring_enter resumed>) = 4096 [pid 6412] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6410] exit_group(0 [pid 6414] <... futex resumed>) = ? [pid 6410] <... exit_group resumed>) = ? [pid 6414] +++ exited with 0 +++ [pid 6412] +++ exited with 0 +++ [pid 6410] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6410, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6415 ./strace-static-x86_64: Process 6415 attached [pid 6415] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6415] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6415] setpgid(0, 0) = 0 [pid 6415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6413] <... io_uring_enter resumed>) = 4096 [pid 6415] write(3, "1000", 4) = 4 [pid 6415] close(3) = 0 [pid 6415] write(1, "executing program\n", 18executing program ) = 18 [pid 6415] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6415] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6415] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6415] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6415] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6413] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6415] <... mprotect resumed>) = 0 [pid 6415] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6413] <... futex resumed>) = 0 [pid 6411] exit_group(0) = ? [pid 6415] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6415] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6416 attached [pid 6413] +++ exited with 0 +++ [pid 6411] +++ exited with 0 +++ [pid 6415] <... clone3 resumed> => {parent_tid=[6416]}, 88) = 6416 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6411, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6416] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6415] rt_sigprocmask(SIG_SETMASK, [], [pid 6416] <... rseq resumed>) = 0 [pid 6415] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5878] kill(-6382, SIGKILL [pid 6416] set_robust_list(0x7f7ba9d249a0, 24 [pid 6415] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5878] <... kill resumed>) = 0 ./strace-static-x86_64: Process 6417 attached [pid 6416] <... set_robust_list resumed>) = 0 [pid 6415] <... futex resumed>) = 0 [pid 5878] kill(6382, SIGKILL [pid 6417] set_robust_list(0x555565a8a6a0, 24 [pid 6416] rt_sigprocmask(SIG_SETMASK, [], [pid 6415] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6417 [pid 5878] <... kill resumed>) = 0 [pid 6417] <... set_robust_list resumed>) = 0 [pid 6416] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6416] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6417] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6416] <... openat resumed>) = 3 [pid 6417] <... prctl resumed>) = 0 [pid 6417] setpgid(0, 0 [pid 6416] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] <... setpgid resumed>) = 0 [pid 6416] <... futex resumed>) = 1 [pid 6415] <... futex resumed>) = 0 [pid 6417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 6416] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6415] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6416] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6415] <... futex resumed>) = 0 [pid 6415] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6417] <... openat resumed>) = 3 [pid 6416] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6417] write(3, "1000", 4 [pid 6416] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6417] <... write resumed>) = 4 [pid 6417] close(3 [pid 6416] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6417] <... close resumed>) = 0 [pid 6416] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6417] write(1, "executing program\n", 18) = 18 [pid 6417] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6417] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6416] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6415] <... futex resumed>) = 0 [pid 6415] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6415] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6416] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6415] <... futex resumed>) = 0 [pid 6415] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6415] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6416] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6416] <... futex resumed>) = 1 [pid 6415] <... futex resumed>) = 0 [pid 6415] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6415] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6417] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6417] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6417] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6416] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6417] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6417] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6418]}, 88) = 6418 [pid 6417] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6417] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6417] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6418 attached [pid 6415] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6418] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6418] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6418] rt_sigprocmask(SIG_SETMASK, [], [pid 6417] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6418] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6417] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6418] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6417] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6418] <... openat resumed>) = 3 [pid 6417] <... mmap resumed>) = 0x7f7ba9ce3000 [pid 6418] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6417] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6417] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0} [pid 6418] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6419 attached [pid 6418] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6417] <... clone3 resumed> => {parent_tid=[6419]}, 88) = 6419 [pid 6417] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6417] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6417] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6419] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053) = 0 [pid 6419] set_robust_list(0x7f7ba9d039a0, 24) = 0 [pid 6419] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6419] 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 6419] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cbe000 [pid 6419] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c7e000 [pid 6419] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6417] <... futex resumed>) = 0 [pid 6419] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6417] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6418] <... futex resumed>) = 0 [pid 6417] <... futex resumed>) = 1 [pid 6417] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6418] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6417] <... futex resumed>) = 0 [pid 6418] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6417] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6417] <... futex resumed>) = 0 [pid 6418] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6418] <... futex resumed>) = 0 [pid 6417] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6418] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6417] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6417] <... futex resumed>) = 0 [pid 6418] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6417] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6417] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5878] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5878] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5878] getdents64(3, 0x555565a8b730 /* 2 entries */, 32768) = 48 [pid 5878] getdents64(3, 0x555565a8b730 /* 0 entries */, 32768) = 0 [pid 5878] close(3) = 0 [pid 6415] exit_group(0) = ? [pid 6416] <... io_uring_enter resumed>) = ? [pid 6416] +++ exited with 0 +++ [pid 6415] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6415, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6420 attached , child_tidptr=0x555565a8a690) = 6420 [pid 6420] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6420] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6420] setpgid(0, 0) = 0 [pid 6420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6420] write(3, "1000", 4) = 4 [pid 6420] close(3executing program ) = 0 [pid 6420] write(1, "executing program\n", 18) = 18 [pid 6420] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6420] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6420] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6420] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6420] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6420] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6420] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6421 attached => {parent_tid=[6421]}, 88) = 6421 [pid 6417] exit_group(0 [pid 6420] rt_sigprocmask(SIG_SETMASK, [], [pid 6419] <... futex resumed>) = ? [pid 6417] <... exit_group resumed>) = ? [pid 6420] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6420] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6421] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6420] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6421] <... rseq resumed>) = 0 [pid 6421] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6421] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6421] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6421] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6420] <... futex resumed>) = 0 [pid 6420] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6421] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6420] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6421] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6421] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6421] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6420] <... futex resumed>) = 0 [pid 6420] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6421] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6421] <... futex resumed>) = 0 [pid 6420] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6421] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6421] <... futex resumed>) = 0 [pid 6420] <... futex resumed>) = 0 [pid 6421] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6420] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6420] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6421] <... futex resumed>) = 0 [pid 6420] <... futex resumed>) = 1 [pid 6421] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6420] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6419] +++ exited with 0 +++ [pid 6418] <... io_uring_enter resumed>) = ? [pid 6418] +++ exited with 0 +++ [pid 6417] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6417, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6422 attached , child_tidptr=0x555565a8a690) = 6422 [pid 6420] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6422] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6422] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6422] setpgid(0, 0) = 0 [pid 6422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6422] write(3, "1000", 4) = 4 [pid 6422] close(3executing program ) = 0 [pid 6422] write(1, "executing program\n", 18) = 18 [pid 6422] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6422] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6422] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6422] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6422] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6422] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6422] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6423 attached => {parent_tid=[6423]}, 88) = 6423 [pid 6423] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6422] rt_sigprocmask(SIG_SETMASK, [], [pid 6423] <... rseq resumed>) = 0 [pid 6422] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6422] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6423] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6422] <... futex resumed>) = 0 [pid 6423] rt_sigprocmask(SIG_SETMASK, [], [pid 6422] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6423] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6423] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6423] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6422] <... futex resumed>) = 0 [pid 6423] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6422] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6423] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6422] <... futex resumed>) = 0 [pid 6422] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6423] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6423] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6423] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6422] <... futex resumed>) = 0 [pid 6423] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6423] <... futex resumed>) = 0 [pid 6422] <... futex resumed>) = 0 [pid 6423] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6422] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6422] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6423] <... futex resumed>) = 0 [pid 6422] <... futex resumed>) = 1 [pid 6423] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6423] <... futex resumed>) = 0 [pid 6422] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6423] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6422] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6422] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6422] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6421] <... io_uring_enter resumed>) = 4096 [pid 6421] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6421] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6420] exit_group(0) = ? [pid 6421] <... futex resumed>) = ? [pid 6421] +++ exited with 0 +++ [pid 6420] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6420, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6424 attached , child_tidptr=0x555565a8a690) = 6424 [pid 6424] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6424] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6424] setpgid(0, 0) = 0 [pid 6424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6424] write(3, "1000", 4) = 4 [pid 6424] close(3) = 0 executing program [pid 6424] write(1, "executing program\n", 18) = 18 [pid 6424] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6424] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6424] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6424] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6424] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6424] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6424] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6425 attached [pid 6425] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6424] <... clone3 resumed> => {parent_tid=[6425]}, 88) = 6425 [pid 6425] <... rseq resumed>) = 0 [pid 6424] rt_sigprocmask(SIG_SETMASK, [], [pid 6425] set_robust_list(0x7f7ba9d249a0, 24 [pid 6424] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6424] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6425] <... set_robust_list resumed>) = 0 [pid 6424] <... futex resumed>) = 0 [pid 6425] rt_sigprocmask(SIG_SETMASK, [], [pid 6424] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6425] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6425] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6425] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6424] <... futex resumed>) = 0 [pid 6424] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6425] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6424] <... futex resumed>) = 0 [pid 6424] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6423] <... io_uring_enter resumed>) = 4096 [pid 6425] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6425] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6425] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6423] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6422] exit_group(0) = ? [pid 6425] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6424] <... futex resumed>) = 0 [pid 6425] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6424] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6425] <... futex resumed>) = 0 [pid 6424] <... futex resumed>) = 0 [pid 6425] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6424] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6424] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6423] +++ exited with 0 +++ [pid 6422] +++ exited with 0 +++ [pid 6424] <... futex resumed>) = 1 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6422, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6424] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6425] <... futex resumed>) = 0 [pid 6425] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6424] <... futex resumed>) = 0 [pid 6425] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6424] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6425] <... futex resumed>) = 0 [pid 6424] <... futex resumed>) = 1 [pid 6425] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6424] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6426 ./strace-static-x86_64: Process 6426 attached [pid 6426] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6426] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6426] setpgid(0, 0) = 0 [pid 6426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6426] write(3, "1000", 4) = 4 [pid 6426] close(3) = 0 executing program [pid 6426] write(1, "executing program\n", 18) = 18 [pid 6426] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6426] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6426] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6426] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6426] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6427]}, 88) = 6427 [pid 6426] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6426] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6426] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6427 attached [pid 6424] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6427] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6427] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6427] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6427] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6427] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6426] <... futex resumed>) = 0 [pid 6427] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6426] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] <... futex resumed>) = 0 [pid 6426] <... futex resumed>) = 1 [pid 6427] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6426] futex(0x7f7ba9df532c, 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) = 0x7f7ba9cdf000 [pid 6427] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6427] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6426] <... futex resumed>) = 0 [pid 6427] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6426] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6427] <... futex resumed>) = 0 [pid 6426] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6427] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6426] <... futex resumed>) = 0 [pid 6426] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6426] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6427] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6426] <... futex resumed>) = 0 [pid 6426] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6426] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6427] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6426] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6426] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6426] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6426] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6424] exit_group(0) = ? [pid 6425] <... io_uring_enter resumed>) = ? [pid 6425] +++ exited with 0 +++ [pid 6424] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6424, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6428 ./strace-static-x86_64: Process 6428 attached [pid 6428] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6428] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6428] setpgid(0, 0) = 0 [pid 6428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6428] write(3, "1000", 4) = 4 [pid 6428] close(3) = 0 executing program [pid 6428] write(1, "executing program\n", 18) = 18 [pid 6428] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6428] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6428] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6428] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6428] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6428] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6428] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6429 attached => {parent_tid=[6429]}, 88) = 6429 [pid 6428] rt_sigprocmask(SIG_SETMASK, [], [pid 6429] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6428] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6429] <... rseq resumed>) = 0 [pid 6428] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6429] set_robust_list(0x7f7ba9d249a0, 24 [pid 6428] <... futex resumed>) = 0 [pid 6429] <... set_robust_list resumed>) = 0 [pid 6428] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6429] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6429] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6429] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6428] <... futex resumed>) = 0 [pid 6428] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6429] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6428] <... futex resumed>) = 0 [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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6429] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6429] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6429] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6429] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6428] <... futex resumed>) = 0 [pid 6428] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6429] <... futex resumed>) = 0 [pid 6428] <... futex resumed>) = 1 [pid 6429] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6428] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6429] <... futex resumed>) = 0 [pid 6428] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6429] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6428] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6429] <... futex resumed>) = 0 [pid 6428] <... futex resumed>) = 0 [pid 6429] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6428] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6428] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6429] <... futex resumed>) = 0 [pid 6428] <... futex resumed>) = 1 [pid 6429] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6428] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6428] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6428] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6427] <... io_uring_enter resumed>) = 4096 [pid 6427] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6426] exit_group(0) = ? [pid 6427] +++ exited with 0 +++ [pid 6426] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6426, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6430 attached , child_tidptr=0x555565a8a690) = 6430 [pid 6430] set_robust_list(0x555565a8a6a0, 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(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6430] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6430] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6431]}, 88) = 6431 [pid 6430] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6430] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6430] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6431 attached [pid 6431] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6431] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6431] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6431] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6431] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6430] <... futex resumed>) = 0 [pid 6430] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6430] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6431] 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 6431] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6431] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6431] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6430] <... futex resumed>) = 0 [pid 6430] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6430] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6431] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6430] <... futex resumed>) = 0 [pid 6430] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6431] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6430] <... futex resumed>) = 0 [pid 6431] <... futex resumed>) = 0 [pid 6430] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6431] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6430] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6430] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [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>) = 0 [pid 6430] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6429] <... io_uring_enter resumed>) = 4096 [pid 6429] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6428] exit_group(0) = ? [pid 6429] <... futex resumed>) = ? [pid 6429] +++ exited with 0 +++ [pid 6428] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6428, si_uid=0, si_status=0, si_utime=0, si_stime=17 /* 0.17 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6432 attached , child_tidptr=0x555565a8a690) = 6432 [pid 6432] set_robust_list(0x555565a8a6a0, 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_CLOEXECexecuting program ) = 3 [pid 6432] write(3, "1000", 4) = 4 [pid 6432] close(3) = 0 [pid 6432] write(1, "executing program\n", 18) = 18 [pid 6432] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6432] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6432] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6433 attached => {parent_tid=[6433]}, 88) = 6433 [pid 6432] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6432] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6433] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6432] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6433] <... rseq resumed>) = 0 [pid 6433] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6433] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6433] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6433] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6432] <... futex resumed>) = 0 [pid 6432] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6432] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6433] 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 6433] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6433] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6433] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6432] <... futex resumed>) = 0 [pid 6432] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6432] <... futex resumed>) = 0 [pid 6433] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6432] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6432] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6433] <... futex resumed>) = 0 [pid 6433] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6433] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6432] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6432] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] <... futex resumed>) = 0 [pid 6432] <... futex resumed>) = 1 [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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6431] <... io_uring_enter resumed>) = 4096 [pid 6431] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6432] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6430] exit_group(0 [pid 6431] <... futex resumed>) = ? [pid 6430] <... exit_group resumed>) = ? [pid 6431] +++ exited with 0 +++ [pid 6430] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6430, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6434 ./strace-static-x86_64: Process 6434 attached [pid 6434] set_robust_list(0x555565a8a6a0, 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_CLOEXECexecuting program ) = 3 [pid 6434] write(3, "1000", 4) = 4 [pid 6434] close(3) = 0 [pid 6434] write(1, "executing program\n", 18) = 18 [pid 6434] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6434] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6434] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6435 attached => {parent_tid=[6435]}, 88) = 6435 [pid 6434] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6434] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6434] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6435] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6435] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6435] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6435] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6435] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6434] <... futex resumed>) = 0 [pid 6435] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6434] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6434] <... futex resumed>) = 0 [pid 6434] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6435] 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 6435] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6435] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6435] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6434] <... futex resumed>) = 0 [pid 6434] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6434] <... futex resumed>) = 0 [pid 6434] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6434] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6435] <... futex resumed>) = 0 [pid 6434] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6435] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6434] <... futex resumed>) = 0 [pid 6435] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6434] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6434] <... futex resumed>) = 0 [pid 6435] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6434] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -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 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6432, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6436 ./strace-static-x86_64: Process 6436 attached [pid 6436] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6436] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6436] setpgid(0, 0) = 0 [pid 6436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6436] write(3, "1000", 4) = 4 [pid 6436] close(3) = 0 executing program [pid 6436] write(1, "executing program\n", 18) = 18 [pid 6436] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6436] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6436] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6436] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6436] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6436] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6436] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6437 attached => {parent_tid=[6437]}, 88) = 6437 [pid 6436] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6436] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6436] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6437] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6437] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6437] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6437] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6437] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6436] <... futex resumed>) = 0 [pid 6437] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6436] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6437] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6436] <... futex resumed>) = 0 [pid 6436] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6437] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6437] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6437] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6436] <... futex resumed>) = 0 [pid 6436] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6436] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6437] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6436] <... futex resumed>) = 0 [pid 6436] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6436] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6437] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6436] <... futex resumed>) = 0 [pid 6437] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6436] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6436] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6435] <... io_uring_enter resumed>) = 4096 [pid 6435] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6434] exit_group(0) = ? [pid 6435] +++ exited with 0 +++ [pid 6434] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6434, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6436] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6438 attached [pid 6438] set_robust_list(0x555565a8a6a0, 24 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6438 [pid 6438] <... set_robust_list resumed>) = 0 [pid 6438] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6438] setpgid(0, 0) = 0 [pid 6438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6438] write(3, "1000", 4) = 4 [pid 6438] close(3executing program ) = 0 [pid 6438] write(1, "executing program\n", 18) = 18 [pid 6438] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6438] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6438] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6438] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6438] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6438] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6438] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6439 attached [pid 6439] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6438] <... clone3 resumed> => {parent_tid=[6439]}, 88) = 6439 [pid 6438] rt_sigprocmask(SIG_SETMASK, [], [pid 6439] <... rseq resumed>) = 0 [pid 6438] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6438] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6439] set_robust_list(0x7f7ba9d249a0, 24 [pid 6438] <... futex resumed>) = 0 [pid 6439] <... set_robust_list resumed>) = 0 [pid 6438] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6439] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6439] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6439] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6438] <... futex resumed>) = 0 [pid 6439] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6438] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6439] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6438] <... futex resumed>) = 0 [pid 6439] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6438] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6439] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6439] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6439] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6439] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6439] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6438] <... futex resumed>) = 0 [pid 6438] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6439] <... futex resumed>) = 0 [pid 6438] <... futex resumed>) = 1 [pid 6439] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6438] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6439] <... futex resumed>) = 0 [pid 6438] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6439] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6438] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6439] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6438] <... futex resumed>) = 0 [pid 6439] <... futex resumed>) = 0 [pid 6438] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6439] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6438] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6438] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6439] <... futex resumed>) = 0 [pid 6438] <... futex resumed>) = 1 [pid 6439] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6438] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6437] <... io_uring_enter resumed>) = 4096 [pid 6437] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6436] exit_group(0 [pid 6438] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6436] <... exit_group resumed>) = ? [pid 6437] <... futex resumed>) = ? [pid 6437] +++ exited with 0 +++ [pid 6436] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6436, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6440 ./strace-static-x86_64: Process 6440 attached [pid 6440] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6440] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6440] setpgid(0, 0) = 0 [pid 6440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6440] write(3, "1000", 4) = 4 [pid 6440] close(3executing program ) = 0 [pid 6440] write(1, "executing program\n", 18) = 18 [pid 6440] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6440] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6440] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6440] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6440] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6440] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6440] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6441 attached => {parent_tid=[6441]}, 88) = 6441 [pid 6440] rt_sigprocmask(SIG_SETMASK, [], [pid 6441] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6440] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6441] <... rseq resumed>) = 0 [pid 6440] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6441] set_robust_list(0x7f7ba9d249a0, 24 [pid 6440] <... futex resumed>) = 0 [pid 6441] <... set_robust_list resumed>) = 0 [pid 6440] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6441] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6441] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6441] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6441] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6440] <... futex resumed>) = 0 [pid 6440] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6441] <... futex resumed>) = 0 [pid 6440] <... futex resumed>) = 1 [pid 6440] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6441] 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 6441] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6441] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6441] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6440] <... futex resumed>) = 0 [pid 6441] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6440] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6441] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6440] <... futex resumed>) = 0 [pid 6441] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6441] <... futex resumed>) = 0 [pid 6440] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6441] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6441] <... futex resumed>) = 0 [pid 6441] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6440] <... futex resumed>) = 0 [pid 6440] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6440] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6441] <... futex resumed>) = 0 [pid 6441] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6440] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6439] <... io_uring_enter resumed>) = 4096 [pid 6439] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6439] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6440] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6438] exit_group(0 [pid 6439] <... futex resumed>) = ? [pid 6438] <... exit_group resumed>) = ? [pid 6439] +++ exited with 0 +++ [pid 6438] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6438, si_uid=0, si_status=0, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6442 attached , child_tidptr=0x555565a8a690) = 6442 [pid 6442] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6442] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6442] setpgid(0, 0) = 0 [pid 6442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6442] write(3, "1000", 4) = 4 [pid 6442] close(3) = 0 executing program [pid 6442] write(1, "executing program\n", 18) = 18 [pid 6442] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6442] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6442] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6442] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6442] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6442] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6442] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6443 attached [pid 6443] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6442] <... clone3 resumed> => {parent_tid=[6443]}, 88) = 6443 [pid 6443] <... rseq resumed>) = 0 [pid 6442] rt_sigprocmask(SIG_SETMASK, [], [pid 6443] set_robust_list(0x7f7ba9d249a0, 24 [pid 6442] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6443] <... set_robust_list resumed>) = 0 [pid 6442] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] rt_sigprocmask(SIG_SETMASK, [], [pid 6442] <... futex resumed>) = 0 [pid 6442] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6443] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6443] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6443] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6442] <... futex resumed>) = 0 [pid 6442] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6442] <... futex resumed>) = 0 [pid 6442] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6443] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6443] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6443] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6443] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6442] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6443] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6442] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6443] <... futex resumed>) = 0 [pid 6443] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6442] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6442] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] <... futex resumed>) = 0 [pid 6442] <... futex resumed>) = 1 [pid 6443] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6442] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6443] <... futex resumed>) = 0 [pid 6442] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6443] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6442] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6442] <... futex resumed>) = 0 [pid 6443] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6442] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6441] <... io_uring_enter resumed>) = 4096 [pid 6441] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] exit_group(0 [pid 6441] <... futex resumed>) = 0 [pid 6441] ???( [pid 6440] <... exit_group resumed>) = ? [pid 6441] <... ??? resumed>) = ? [pid 6441] +++ exited with 0 +++ [pid 6440] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6440, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6444 ./strace-static-x86_64: Process 6444 attached [pid 6444] set_robust_list(0x555565a8a6a0, 24) = 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 [pid 6444] write(3, "1000", 4) = 4 [pid 6444] close(3) = 0 executing program [pid 6444] write(1, "executing program\n", 18) = 18 [pid 6444] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6444] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6444] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6445]}, 88) = 6445 [pid 6444] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6445 attached [pid 6444] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6445] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6444] <... futex resumed>) = 0 [pid 6445] <... rseq resumed>) = 0 [pid 6444] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6445] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6445] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6445] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6445] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6444] <... futex resumed>) = 0 [pid 6445] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6444] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6445] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6444] <... futex resumed>) = 0 [pid 6445] 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 6444] futex(0x7f7ba9df532c, 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) = 0x7f7ba9cdf000 [pid 6445] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6445] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6444] <... futex resumed>) = 0 [pid 6444] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6444] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6445] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6444] <... futex resumed>) = 0 [pid 6444] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6444] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6445] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6444] <... futex resumed>) = 0 [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(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6444] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6443] <... io_uring_enter resumed>) = 4096 [pid 6443] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6442] exit_group(0) = ? [pid 6443] +++ exited with 0 +++ [pid 6442] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6442, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6446 attached , child_tidptr=0x555565a8a690) = 6446 [pid 6446] set_robust_list(0x555565a8a6a0, 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(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6446] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6446] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6447]}, 88) = 6447 [pid 6446] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6447 attached NULL, 8) = 0 [pid 6446] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6446] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6447] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6447] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6447] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6447] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6447] futex(0x7f7ba9df532c, 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(0x7f7ba9df5328, 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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6447] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6447] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6447] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6446] <... futex resumed>) = 0 [pid 6447] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6446] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6447] <... futex resumed>) = 0 [pid 6446] <... futex resumed>) = 0 [pid 6447] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6446] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6446] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6447] <... futex resumed>) = 0 [pid 6446] <... futex resumed>) = 1 [pid 6447] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6446] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6447] <... futex resumed>) = 0 [pid 6446] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [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(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6446] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6444] exit_group(0) = ? [pid 6445] <... io_uring_enter resumed>) = ? [pid 6445] +++ exited with 0 +++ [pid 6444] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6444, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6448 [pid 6446] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6448 attached [pid 6448] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6448] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6448] setpgid(0, 0) = 0 [pid 6448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6448] write(3, "1000", 4) = 4 executing program [pid 6448] close(3) = 0 [pid 6448] write(1, "executing program\n", 18) = 18 [pid 6448] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6448] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6448] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6448] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6448] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6448] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6448] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6449 attached => {parent_tid=[6449]}, 88) = 6449 [pid 6449] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6448] rt_sigprocmask(SIG_SETMASK, [], [pid 6449] <... rseq resumed>) = 0 [pid 6448] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6449] set_robust_list(0x7f7ba9d249a0, 24 [pid 6448] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] <... set_robust_list resumed>) = 0 [pid 6448] <... futex resumed>) = 0 [pid 6449] rt_sigprocmask(SIG_SETMASK, [], [pid 6448] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6449] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6449] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6449] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6448] <... futex resumed>) = 0 [pid 6449] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6448] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6448] <... futex resumed>) = 0 [pid 6449] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6448] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6449] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6449] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6449] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6449] <... futex resumed>) = 0 [pid 6448] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6449] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6448] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6449] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6448] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6448] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] <... futex resumed>) = 0 [pid 6448] <... futex resumed>) = 1 [pid 6449] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6449] <... futex resumed>) = 0 [pid 6448] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6449] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6448] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6449] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6448] <... futex resumed>) = 0 [pid 6448] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6446] exit_group(0) = ? [pid 6447] <... io_uring_enter resumed>) = ? [pid 6447] +++ exited with 0 +++ [pid 6446] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6446, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6450 attached [pid 6449] <... io_uring_enter resumed>) = 4096 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6450 [pid 6450] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6449] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] exit_group(0) = ? [pid 6450] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6449] <... futex resumed>) = ? [pid 6450] <... prctl resumed>) = 0 [pid 6449] +++ exited with 0 +++ [pid 6448] +++ exited with 0 +++ [pid 6450] setpgid(0, 0 [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6448, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6450] <... setpgid resumed>) = 0 [pid 6450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6451 attached [pid 6450] <... openat resumed>) = 3 [pid 6451] set_robust_list(0x555565a8a6a0, 24 [pid 6450] write(3, "1000", 4 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6451 [pid 6451] <... set_robust_list resumed>) = 0 [pid 6451] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6450] <... write resumed>) = 4 [pid 6451] <... prctl resumed>) = 0 executing program executing program [pid 6451] setpgid(0, 0 [pid 6450] close(3 [pid 6451] <... setpgid resumed>) = 0 [pid 6451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6451] write(3, "1000", 4) = 4 [pid 6451] close(3) = 0 [pid 6451] write(1, "executing program\n", 18) = 18 [pid 6451] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6451] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6451] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6451] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6450] <... close resumed>) = 0 [pid 6451] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6450] write(1, "executing program\n", 18 [pid 6451] <... mprotect resumed>) = 0 [pid 6450] <... write resumed>) = 18 [pid 6450] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6451] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6450] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6450] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6450] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6450] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6451] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6450] <... mprotect resumed>) = 0 [pid 6451] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6450] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6451] <... clone3 resumed> => {parent_tid=[6452]}, 88) = 6452 [pid 6451] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6451] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6451] <... futex resumed>) = 0 [pid 6450] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6451] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6450] <... clone3 resumed> => {parent_tid=[6453]}, 88) = 6453 [pid 6450] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6450] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6450] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6452 attached ./strace-static-x86_64: Process 6453 attached [pid 6452] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6453] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6452] set_robust_list(0x7f7ba9d249a0, 24 [pid 6453] <... rseq resumed>) = 0 [pid 6452] <... set_robust_list resumed>) = 0 [pid 6453] set_robust_list(0x7f7ba9d249a0, 24 [pid 6452] rt_sigprocmask(SIG_SETMASK, [], [pid 6453] <... set_robust_list resumed>) = 0 [pid 6452] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6453] rt_sigprocmask(SIG_SETMASK, [], [pid 6452] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6453] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6452] <... openat resumed>) = 3 [pid 6453] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6453] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6450] <... futex resumed>) = 0 [pid 6450] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6453] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6450] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6453] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6453] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6453] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6452] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6451] <... futex resumed>) = 0 [pid 6451] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6451] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6452] <... futex resumed>) = 1 [pid 6452] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6453] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6452] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6453] <... futex resumed>) = 1 [pid 6450] <... futex resumed>) = 0 [pid 6452] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6450] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6453] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6452] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6450] <... futex resumed>) = 0 [pid 6453] <... futex resumed>) = 0 [pid 6450] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6453] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6450] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6452] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6450] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6452] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6450] <... futex resumed>) = 0 [pid 6450] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6453] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6452] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6453] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6452] <... futex resumed>) = 1 [pid 6451] <... futex resumed>) = 0 [pid 6453] <... futex resumed>) = 1 [pid 6452] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6450] <... futex resumed>) = 0 [pid 6451] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6453] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6452] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6450] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6451] <... futex resumed>) = 0 [pid 6451] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6452] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] <... futex resumed>) = 0 [pid 6452] <... futex resumed>) = 0 [pid 6451] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6450] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6452] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6451] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6452] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6451] <... futex resumed>) = 0 [pid 6452] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6451] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6452] <... futex resumed>) = 0 [pid 6451] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6452] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6451] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6452] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6451] <... futex resumed>) = 0 [pid 6452] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6451] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6450] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6451] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6452] <... io_uring_enter resumed>) = 4096 [pid 6453] <... io_uring_enter resumed>) = 4096 [pid 6453] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6452] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6453] <... futex resumed>) = 0 [pid 6452] <... futex resumed>) = 0 [pid 6453] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6452] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6451] exit_group(0 [pid 6450] exit_group(0 [pid 6453] <... futex resumed>) = ? [pid 6452] <... futex resumed>) = ? [pid 6451] <... exit_group resumed>) = ? [pid 6450] <... exit_group resumed>) = ? [pid 6452] +++ exited with 0 +++ [pid 6451] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6451, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6453] +++ exited with 0 +++ [pid 6450] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6450, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6454 [pid 5880] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 6454 attached ) = 0 [pid 6454] set_robust_list(0x555565a8a6a0, 24 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6454] <... set_robust_list resumed>) = 0 [pid 6454] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 6455 attached ) = 0 [pid 6454] setpgid(0, 0) = 0 [pid 6454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6455] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6455] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6454] <... openat resumed>) = 3 [pid 6455] setpgid(0, 0) = 0 [pid 6455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6454] write(3, "1000", 4) = 4 [pid 6455] write(3, "1000", 4 [pid 6454] close(3 [pid 6455] <... write resumed>) = 4 [pid 6454] <... close resumed>) = 0 executing program executing program [pid 6455] close(3 [pid 6454] write(1, "executing program\n", 18 [pid 6455] <... close resumed>) = 0 [pid 6454] <... write resumed>) = 18 [pid 6455] write(1, "executing program\n", 18 [pid 6454] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6455] <... write resumed>) = 18 [pid 6454] <... futex resumed>) = 0 [pid 6455] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6454] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6455 [pid 6455] <... futex resumed>) = 0 [pid 6454] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6455] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6454] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6455] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6454] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6455] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6454] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6455] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6454] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6455] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6454] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6455] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6454] <... mprotect resumed>) = 0 [pid 6455] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6454] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6455] <... mprotect resumed>) = 0 [pid 6454] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6455] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6454] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6455] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6455] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6454] <... clone3 resumed> => {parent_tid=[6456]}, 88) = 6456 ./strace-static-x86_64: Process 6457 attached [pid 6454] rt_sigprocmask(SIG_SETMASK, [], [pid 6455] <... clone3 resumed> => {parent_tid=[6457]}, 88) = 6457 [pid 6454] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6455] rt_sigprocmask(SIG_SETMASK, [], [pid 6454] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6455] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6454] <... futex resumed>) = 0 [pid 6455] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6454] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6457] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6455] <... futex resumed>) = 0 [pid 6457] <... rseq resumed>) = 0 [pid 6455] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6457] set_robust_list(0x7f7ba9d249a0, 24) = 0 ./strace-static-x86_64: Process 6456 attached [pid 6457] rt_sigprocmask(SIG_SETMASK, [], [pid 6456] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6456] set_robust_list(0x7f7ba9d249a0, 24 [pid 6457] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6456] <... set_robust_list resumed>) = 0 [pid 6457] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6457] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6456] rt_sigprocmask(SIG_SETMASK, [], [pid 6457] <... futex resumed>) = 1 [pid 6455] <... futex resumed>) = 0 [pid 6457] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6455] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6455] <... futex resumed>) = 0 [pid 6455] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6457] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6456] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6457] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6456] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6455] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6454] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6457] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6454] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6456] <... openat resumed>) = 3 [pid 6455] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6454] <... futex resumed>) = 0 [pid 6455] <... futex resumed>) = 0 [pid 6454] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6455] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6454] <... mmap resumed>) = 0x7f7ba9ce3000 [pid 6457] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6455] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6454] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE [pid 6457] <... futex resumed>) = 0 [pid 6455] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE [pid 6454] <... mprotect resumed>) = 0 [pid 6457] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6455] <... mprotect resumed>) = 0 [pid 6454] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6455] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6454] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6455] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6454] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0} [pid 6455] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0}./strace-static-x86_64: Process 6458 attached [pid 6456] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6454] <... clone3 resumed> => {parent_tid=[6458]}, 88) = 6458 ./strace-static-x86_64: Process 6459 attached [pid 6458] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 6456] <... futex resumed>) = 0 [pid 6454] rt_sigprocmask(SIG_SETMASK, [], [pid 6458] <... rseq resumed>) = 0 [pid 6456] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6455] <... clone3 resumed> => {parent_tid=[6459]}, 88) = 6459 [pid 6454] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6459] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6455] rt_sigprocmask(SIG_SETMASK, [], [pid 6454] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6459] <... rseq resumed>) = 0 [pid 6455] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6454] <... futex resumed>) = 0 [pid 6459] set_robust_list(0x7f7ba9c9e9a0, 24 [pid 6455] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6454] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6459] <... set_robust_list resumed>) = 0 [pid 6455] <... futex resumed>) = 0 [pid 6459] rt_sigprocmask(SIG_SETMASK, [], [pid 6455] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6459] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6458] set_robust_list(0x7f7ba9d039a0, 24 [pid 6459] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6458] <... set_robust_list resumed>) = 0 [pid 6459] <... futex resumed>) = 1 [pid 6455] <... futex resumed>) = 0 [pid 6459] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6455] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] <... futex resumed>) = 0 [pid 6455] <... futex resumed>) = 1 [pid 6457] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6455] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6457] <... futex resumed>) = 0 [pid 6455] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6457] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6455] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6458] rt_sigprocmask(SIG_SETMASK, [], [pid 6457] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6455] <... futex resumed>) = 0 [pid 6458] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6457] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6455] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6458] 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 6458] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cbe000 [pid 6458] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6454] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6454] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6454] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6458] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6456] <... futex resumed>) = 0 [pid 6456] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6458] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6456] +++ killed by SIGSEGV +++ [pid 6454] <... futex resumed>) = ? [pid 6458] <... futex resumed>) = ? [pid 6455] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6458] +++ killed by SIGSEGV +++ [pid 6454] +++ killed by SIGSEGV +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6454, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6460 attached , child_tidptr=0x555565a8a690) = 6460 [pid 6460] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6460] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6460] setpgid(0, 0) = 0 [pid 6460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6460] write(3, "1000", 4) = 4 executing program [pid 6460] close(3) = 0 [pid 6460] write(1, "executing program\n", 18) = 18 [pid 6460] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6460] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6460] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6460] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6460] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6460] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6460] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6461 attached => {parent_tid=[6461]}, 88) = 6461 [pid 6460] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6460] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6460] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6461] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6461] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6461] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6461] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6461] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6460] <... futex resumed>) = 0 [pid 6460] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6460] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6461] 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 6461] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6461] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6460] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6460] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6460] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9c7e000 [pid 6460] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE [pid 6461] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6460] <... mprotect resumed>) = 0 [pid 6461] <... futex resumed>) = 0 [pid 6460] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6461] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6460] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6460] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0}./strace-static-x86_64: Process 6462 attached => {parent_tid=[6462]}, 88) = 6462 [pid 6462] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6460] rt_sigprocmask(SIG_SETMASK, [], [pid 6462] <... rseq resumed>) = 0 [pid 6460] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6462] set_robust_list(0x7f7ba9c9e9a0, 24 [pid 6460] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6462] <... set_robust_list resumed>) = 0 [pid 6460] <... futex resumed>) = 0 [pid 6462] rt_sigprocmask(SIG_SETMASK, [], [pid 6460] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6462] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6462] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6460] <... futex resumed>) = 0 [pid 6462] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6460] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6461] <... futex resumed>) = 0 [pid 6460] <... futex resumed>) = 1 [pid 6461] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6460] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6461] <... futex resumed>) = 0 [pid 6460] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6461] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6460] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6461] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6460] <... futex resumed>) = 0 [pid 6461] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6460] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6455] exit_group(0 [pid 6459] <... futex resumed>) = ? [pid 6455] <... exit_group resumed>) = ? [pid 6459] +++ exited with 0 +++ [pid 6460] exit_group(0) = ? [pid 6462] <... futex resumed>) = ? [pid 6462] +++ exited with 0 +++ [pid 6457] <... io_uring_enter resumed>) = ? [pid 6457] +++ exited with 0 +++ [pid 6455] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6455, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6463 attached , child_tidptr=0x555565a8a690) = 6463 [pid 6463] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6463] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6463] setpgid(0, 0) = 0 [pid 6463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6463] write(3, "1000", 4) = 4 [pid 6463] close(3) = 0 [pid 6463] write(1, "executing program\n", 18) = 18 [pid 6463] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000executing program ) = 0 [pid 6463] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6463] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6463] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6463] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6463] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6463] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6464 attached [pid 6464] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6463] <... clone3 resumed> => {parent_tid=[6464]}, 88) = 6464 [pid 6464] set_robust_list(0x7f7ba9d249a0, 24 [pid 6463] rt_sigprocmask(SIG_SETMASK, [], [pid 6464] <... set_robust_list resumed>) = 0 [pid 6463] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6464] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6464] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6463] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6464] <... futex resumed>) = 0 [pid 6463] <... futex resumed>) = 1 [pid 6464] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6463] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6464] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6463] <... futex resumed>) = 0 [pid 6463] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6463] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6464] 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 6464] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6464] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6464] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6463] <... futex resumed>) = 0 [pid 6463] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6463] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6464] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6463] <... futex resumed>) = 0 [pid 6463] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6463] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6464] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6463] <... futex resumed>) = 0 [pid 6463] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6463] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6464] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6461] <... io_uring_enter resumed>) = ? [pid 6461] +++ exited with 0 +++ [pid 6460] +++ exited with 0 +++ [pid 6463] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6460, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6465 attached , child_tidptr=0x555565a8a690) = 6465 [pid 6465] set_robust_list(0x555565a8a6a0, 24) = 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 executing program [pid 6465] write(3, "1000", 4) = 4 [pid 6465] close(3) = 0 [pid 6465] write(1, "executing program\n", 18) = 18 [pid 6465] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6465] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6465] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6466 attached [pid 6466] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6465] <... clone3 resumed> => {parent_tid=[6466]}, 88) = 6466 [pid 6466] <... rseq resumed>) = 0 [pid 6465] rt_sigprocmask(SIG_SETMASK, [], [pid 6466] set_robust_list(0x7f7ba9d249a0, 24 [pid 6465] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6466] <... set_robust_list resumed>) = 0 [pid 6465] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6466] rt_sigprocmask(SIG_SETMASK, [], [pid 6465] <... futex resumed>) = 0 [pid 6466] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6465] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6466] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6466] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6465] <... futex resumed>) = 0 [pid 6466] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6465] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [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 6465] <... futex resumed>) = 0 [pid 6465] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6466] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6466] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6466] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6465] <... futex resumed>) = 0 [pid 6465] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6465] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6466] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6465] <... futex resumed>) = 0 [pid 6466] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6465] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6466] <... futex resumed>) = 0 [pid 6465] <... futex resumed>) = 0 [pid 6466] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6465] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6465] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6466] <... futex resumed>) = 0 [pid 6465] <... futex resumed>) = 1 [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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6464] <... io_uring_enter resumed>) = 4096 [pid 6464] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] exit_group(0) = ? [pid 6464] <... futex resumed>) = ? [pid 6464] +++ exited with 0 +++ [pid 6463] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6463, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6467 ./strace-static-x86_64: Process 6467 attached executing program [pid 6467] set_robust_list(0x555565a8a6a0, 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 [pid 6467] close(3) = 0 [pid 6467] write(1, "executing program\n", 18) = 18 [pid 6467] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6467] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6467] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6468 attached => {parent_tid=[6468]}, 88) = 6468 [pid 6468] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6467] rt_sigprocmask(SIG_SETMASK, [], [pid 6468] <... rseq resumed>) = 0 [pid 6467] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6468] set_robust_list(0x7f7ba9d249a0, 24 [pid 6467] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6468] <... set_robust_list resumed>) = 0 [pid 6467] <... futex resumed>) = 0 [pid 6468] rt_sigprocmask(SIG_SETMASK, [], [pid 6467] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6468] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6468] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6468] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6467] <... futex resumed>) = 0 [pid 6468] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6467] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6468] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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 6467] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6468] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6468] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6468] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6467] <... futex resumed>) = 0 [pid 6467] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6467] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6468] <... futex resumed>) = 1 [pid 6468] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6467] <... futex resumed>) = 0 [pid 6467] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6467] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6468] <... futex resumed>) = 1 [pid 6468] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6467] <... futex resumed>) = 0 [pid 6467] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6467] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6468] <... futex resumed>) = 1 [pid 6468] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6467] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6466] <... io_uring_enter resumed>) = 4096 [pid 6466] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6465] exit_group(0) = ? [pid 6466] +++ exited with 0 +++ [pid 6465] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6465, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6469 attached , child_tidptr=0x555565a8a690) = 6469 [pid 6469] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6469] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6469] setpgid(0, 0) = 0 [pid 6469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6469] write(3, "1000", 4) = 4 [pid 6469] close(3executing program ) = 0 [pid 6469] write(1, "executing program\n", 18) = 18 [pid 6469] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6469] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6469] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6469] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6469] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6469] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6469] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6470 attached [pid 6470] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6469] <... clone3 resumed> => {parent_tid=[6470]}, 88) = 6470 [pid 6470] <... rseq resumed>) = 0 [pid 6469] rt_sigprocmask(SIG_SETMASK, [], [pid 6470] set_robust_list(0x7f7ba9d249a0, 24 [pid 6469] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6470] <... set_robust_list resumed>) = 0 [pid 6469] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6470] rt_sigprocmask(SIG_SETMASK, [], [pid 6469] <... futex resumed>) = 0 [pid 6469] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6470] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6470] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6470] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6470] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6469] <... futex resumed>) = 0 [pid 6469] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6470] <... futex resumed>) = 0 [pid 6469] <... futex resumed>) = 1 [pid 6470] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6469] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6470] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6470] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6470] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6470] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6470] <... futex resumed>) = 0 [pid 6469] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6470] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] <... futex resumed>) = 0 [pid 6470] <... futex resumed>) = 0 [pid 6469] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6470] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6469] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6469] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6470] <... futex resumed>) = 0 [pid 6469] <... futex resumed>) = 1 [pid 6470] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6470] <... futex resumed>) = 0 [pid 6469] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6470] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6469] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6468] <... io_uring_enter resumed>) = 4096 [pid 6470] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6469] <... futex resumed>) = 0 [pid 6470] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6469] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6468] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6468] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6467] exit_group(0) = ? [pid 6468] <... futex resumed>) = ? [pid 6468] +++ exited with 0 +++ [pid 6467] +++ exited with 0 +++ [pid 6469] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6467, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6471 attached [pid 6471] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6471 [pid 6471] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6471] setpgid(0, 0) = 0 [pid 6471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6471] write(3, "1000", 4) = 4 [pid 6471] close(3) = 0 executing program [pid 6471] write(1, "executing program\n", 18) = 18 [pid 6471] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6471] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6471] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6471] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6471] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6471] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6471] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6472 attached => {parent_tid=[6472]}, 88) = 6472 [pid 6472] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6472] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6472] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6472] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6471] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6471] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6472] <... futex resumed>) = 0 [pid 6472] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6471] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6472] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6471] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6471] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6472] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6471] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6472] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6472] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6472] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6472] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6471] <... futex resumed>) = 0 [pid 6472] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6471] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6472] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6471] <... futex resumed>) = 0 [pid 6472] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6471] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6472] <... futex resumed>) = 0 [pid 6471] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6472] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6471] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6472] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6471] <... futex resumed>) = 0 [pid 6471] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6472] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6471] <... futex resumed>) = 0 [pid 6472] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6471] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6472] <... futex resumed>) = 0 [pid 6471] <... futex resumed>) = 1 [pid 6472] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6471] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6469] exit_group(0) = ? [pid 6470] <... io_uring_enter resumed>) = ? [pid 6470] +++ exited with 0 +++ [pid 6469] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6469, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6473 attached , child_tidptr=0x555565a8a690) = 6473 [pid 6473] set_robust_list(0x555565a8a6a0, 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_CLOEXECexecuting program ) = 3 [pid 6473] write(3, "1000", 4) = 4 [pid 6473] close(3) = 0 [pid 6473] write(1, "executing program\n", 18) = 18 [pid 6473] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6473] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6473] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6474 attached => {parent_tid=[6474]}, 88) = 6474 [pid 6473] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6473] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6474] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6473] <... futex resumed>) = 0 [pid 6474] <... rseq resumed>) = 0 [pid 6473] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6474] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6474] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6474] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6474] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6473] <... futex resumed>) = 0 [pid 6473] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6474] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6473] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6474] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6474] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6474] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6474] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6473] <... futex resumed>) = 0 [pid 6473] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6474] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6473] <... futex resumed>) = 0 [pid 6474] <... futex resumed>) = 0 [pid 6473] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6474] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6473] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6474] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6473] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6474] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6473] <... futex resumed>) = 0 [pid 6474] <... futex resumed>) = 0 [pid 6473] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6474] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6473] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6474] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6473] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6474] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6473] <... futex resumed>) = 0 [pid 6473] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6471] exit_group(0) = ? [pid 6472] <... io_uring_enter resumed>) = ? [pid 6472] +++ exited with 0 +++ [pid 6471] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6471, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6475 ./strace-static-x86_64: Process 6475 attached [pid 6475] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6475] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6475] setpgid(0, 0) = 0 [pid 6475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6475] write(3, "1000", 4) = 4 [pid 6475] close(3) = 0 executing program [pid 6475] write(1, "executing program\n", 18) = 18 [pid 6475] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6475] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6475] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6475] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6475] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6473] exit_group(0) = ? [pid 6475] <... mprotect resumed>) = 0 [pid 6475] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6475] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6476 attached => {parent_tid=[6476]}, 88) = 6476 [pid 6474] <... io_uring_enter resumed>) = ? [pid 6476] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6475] rt_sigprocmask(SIG_SETMASK, [], [pid 6476] <... rseq resumed>) = 0 [pid 6475] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6476] set_robust_list(0x7f7ba9d249a0, 24 [pid 6475] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6476] <... set_robust_list resumed>) = 0 [pid 6476] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6475] <... futex resumed>) = 0 [pid 6476] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6475] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6476] <... openat resumed>) = 3 [pid 6476] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6475] <... futex resumed>) = 0 [pid 6474] +++ exited with 0 +++ [pid 6473] +++ exited with 0 +++ [pid 6476] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6475] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6473, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 6476] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6475] <... futex resumed>) = 0 [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 6476] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5877] <... restart_syscall resumed>) = 0 [pid 6475] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6476] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6477 ./strace-static-x86_64: Process 6477 attached [pid 6476] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6477] set_robust_list(0x555565a8a6a0, 24 [pid 6476] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6477] <... set_robust_list resumed>) = 0 [pid 6476] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6475] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6477] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6476] <... futex resumed>) = 0 [pid 6475] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6477] <... prctl resumed>) = 0 [pid 6476] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6475] <... futex resumed>) = 0 [pid 6477] setpgid(0, 0 [pid 6475] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6477] <... setpgid resumed>) = 0 [pid 6476] <... futex resumed>) = 0 [pid 6477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6476] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6477] <... openat resumed>) = 3 [pid 6475] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6477] write(3, "1000", 4 [pid 6476] <... futex resumed>) = 0 [pid 6475] <... futex resumed>) = 1 [pid 6476] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6475] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6476] <... futex resumed>) = 0 [pid 6477] <... write resumed>) = 4 [pid 6476] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6477] close(3) = 0 executing program [pid 6477] write(1, "executing program\n", 18 [pid 6475] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6477] <... write resumed>) = 18 [pid 6476] <... futex resumed>) = 0 [pid 6475] <... futex resumed>) = 1 [pid 6477] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6476] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6475] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6477] <... futex resumed>) = 0 [pid 6477] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6477] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6477] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6477] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6477] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6477] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6478]}, 88) = 6478 [pid 6477] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6477] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6477] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6478 attached [pid 6478] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6478] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6478] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6478] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6478] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6477] <... futex resumed>) = 0 [pid 6477] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6477] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6478] 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 6478] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6478] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6478] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6477] <... futex resumed>) = 0 [pid 6477] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6477] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6478] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6477] <... futex resumed>) = 0 [pid 6477] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6477] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6475] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6478] <... futex resumed>) = 1 [pid 6478] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6477] <... futex resumed>) = 0 [pid 6477] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6477] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6478] <... futex resumed>) = 1 [pid 6478] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6477] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6476] <... io_uring_enter resumed>) = 4096 [pid 6476] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6475] exit_group(0 [pid 6476] ???( [pid 6475] <... exit_group resumed>) = ? [pid 6476] <... ??? resumed>) = ? [pid 6476] +++ exited with 0 +++ [pid 6475] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6475, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6479 attached [pid 6479] set_robust_list(0x555565a8a6a0, 24 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6479 [pid 6479] <... set_robust_list resumed>) = 0 [pid 6479] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6479] setpgid(0, 0) = 0 [pid 6479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6477] exit_group(0) = ? [pid 6479] <... openat resumed>) = 3 [pid 6478] <... io_uring_enter resumed>) = ? [pid 6479] write(3, "1000", 4) = 4 [pid 6479] close(3) = 0 [pid 6478] +++ exited with 0 +++ [pid 6477] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6477, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6479] write(1, "executing program\n", 18executing program ) = 18 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6479] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6480 ./strace-static-x86_64: Process 6480 attached [pid 6479] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6480] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6479] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6479] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6480] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6479] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6479] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6480] <... prctl resumed>) = 0 [pid 6479] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6480] setpgid(0, 0 [pid 6479] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6480] <... setpgid resumed>) = 0 [pid 6479] <... mprotect resumed>) = 0 [pid 6480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6479] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6480] <... openat resumed>) = 3 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6481 attached [pid 6480] write(3, "1000", 4 [pid 6481] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6480] <... write resumed>) = 4 [pid 6479] <... clone3 resumed> => {parent_tid=[6481]}, 88) = 6481 [pid 6481] <... rseq resumed>) = 0 [pid 6481] set_robust_list(0x7f7ba9d249a0, 24 [pid 6479] rt_sigprocmask(SIG_SETMASK, [], [pid 6481] <... set_robust_list resumed>) = 0 [pid 6480] close(3 [pid 6479] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6479] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6481] rt_sigprocmask(SIG_SETMASK, [], [pid 6480] <... close resumed>) = 0 [pid 6481] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 6480] write(1, "executing program\n", 18 [pid 6479] <... futex resumed>) = 0 [pid 6481] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6480] <... write resumed>) = 18 [pid 6479] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6480] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6481] <... openat resumed>) = 3 [pid 6480] <... futex resumed>) = 0 [pid 6481] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6480] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6481] <... futex resumed>) = 1 [pid 6480] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6479] <... futex resumed>) = 0 [pid 6480] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6480] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6479] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6480] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6479] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6480] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6480] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6481] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6480] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6482 attached [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] <... clone3 resumed> => {parent_tid=[6482]}, 88) = 6482 [pid 6480] rt_sigprocmask(SIG_SETMASK, [], [pid 6482] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6480] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6481] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6480] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6481] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6482] <... rseq resumed>) = 0 [pid 6480] <... futex resumed>) = 0 [pid 6480] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6482] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6481] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6482] rt_sigprocmask(SIG_SETMASK, [], [pid 6481] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6479] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6482] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6479] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6482] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6479] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6482] <... openat resumed>) = 3 [pid 6481] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6479] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6482] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6481] <... futex resumed>) = 0 [pid 6479] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6481] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6480] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6482] <... futex resumed>) = 0 [pid 6482] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6480] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6479] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6482] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6480] <... futex resumed>) = 0 [pid 6482] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6480] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6482] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6479] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6482] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 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=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0} => {parent_tid=[6483]}, 88) = 6483 ./strace-static-x86_64: Process 6483 attached [pid 6479] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6479] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6479] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6482] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6482] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6483] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6482] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6483] <... rseq resumed>) = 0 [pid 6482] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] set_robust_list(0x7f7ba9c9e9a0, 24 [pid 6482] <... futex resumed>) = 1 [pid 6480] <... futex resumed>) = 0 [pid 6483] <... set_robust_list resumed>) = 0 [pid 6482] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6480] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6482] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6482] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6482] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6480] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6483] rt_sigprocmask(SIG_SETMASK, [], [pid 6480] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6483] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6479] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6483] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6479] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] <... futex resumed>) = 0 [pid 6479] <... futex resumed>) = 1 [pid 6483] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6479] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6481] <... futex resumed>) = 0 [pid 6480] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6482] <... futex resumed>) = 0 [pid 6481] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6480] <... futex resumed>) = 1 [pid 6482] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6481] <... futex resumed>) = 1 [pid 6480] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6479] <... futex resumed>) = 0 [pid 6482] <... futex resumed>) = 0 [pid 6481] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6480] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6479] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6482] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6481] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6480] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6479] <... futex resumed>) = 0 [pid 6482] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6481] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6480] <... futex resumed>) = 0 [pid 6479] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6482] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6480] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6480] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6480] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6480] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6479] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6481] <... io_uring_enter resumed>) = 4096 [pid 6481] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6481] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6479] exit_group(0) = ? [pid 6483] <... futex resumed>) = ? [pid 6481] <... futex resumed>) = ? [pid 6483] +++ exited with 0 +++ [pid 6481] +++ exited with 0 +++ [pid 6479] +++ exited with 0 +++ [pid 5880] --- 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 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6484 attached [pid 6480] exit_group(0) = ? [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6484 [pid 6484] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6484] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6482] <... io_uring_enter resumed>) = ? [pid 6484] setpgid(0, 0) = 0 [pid 6484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6482] +++ exited with 0 +++ [pid 6480] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6480, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6484] write(3, "1000", 4 [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 6484] <... write resumed>) = 4 [pid 6484] close(3) = 0 [pid 6484] write(1, "executing program\n", 18executing program ) = 18 [pid 6484] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6484] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5877] <... restart_syscall resumed>) = 0 [pid 6484] <... rt_sigaction resumed>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 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6485 attached , child_tidptr=0x555565a8a690) = 6485 [pid 6485] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6485] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6485] setpgid(0, 0) = 0 [pid 6485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 6484] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6485] write(3, "1000", 4) = 4 [pid 6485] close(3) = 0 [pid 6484] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6485] write(1, "executing program\n", 18) = 18 [pid 6484] <... mprotect resumed>) = 0 [pid 6485] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6484] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6485] <... futex resumed>) = 0 [pid 6485] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6484] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6485] <... rt_sigaction resumed>NULL, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6485] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 6486 attached NULL, 8) = 0 [pid 6485] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6484] <... clone3 resumed> => {parent_tid=[6486]}, 88) = 6486 [pid 6486] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6485] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6484] rt_sigprocmask(SIG_SETMASK, [], [pid 6486] <... rseq resumed>) = 0 [pid 6485] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6486] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6485] <... mprotect resumed>) = 0 [pid 6484] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6486] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6484] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6486] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6484] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6486] <... openat resumed>) = 3 [pid 6486] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6484] <... futex resumed>) = 0 [pid 6486] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6484] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6486] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6484] <... futex resumed>) = 0 [pid 6486] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6484] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6486] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6486] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6485] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6486] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6485] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6487 attached [pid 6486] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6484] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6486] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6484] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6487] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6486] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6484] <... futex resumed>) = 0 [pid 6487] <... rseq resumed>) = 0 [pid 6487] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6487] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6487] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6484] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6486] <... futex resumed>) = 0 [pid 6484] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6486] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6484] mprotect(0x7f7ba9c7f000, 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=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0}./strace-static-x86_64: Process 6488 attached [pid 6485] <... clone3 resumed> => {parent_tid=[6487]}, 88) = 6487 [pid 6485] rt_sigprocmask(SIG_SETMASK, [], [pid 6484] <... clone3 resumed> => {parent_tid=[6488]}, 88) = 6488 [pid 6485] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6484] rt_sigprocmask(SIG_SETMASK, [], [pid 6485] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6484] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6485] <... futex resumed>) = 1 [pid 6484] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6488] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6487] <... futex resumed>) = 0 [pid 6485] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6484] <... futex resumed>) = 0 [pid 6488] <... rseq resumed>) = 0 [pid 6487] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6488] set_robust_list(0x7f7ba9c9e9a0, 24 [pid 6487] <... openat resumed>) = 3 [pid 6484] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6488] <... set_robust_list resumed>) = 0 [pid 6488] rt_sigprocmask(SIG_SETMASK, [], [pid 6487] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6488] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6488] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6487] <... futex resumed>) = 0 [pid 6485] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6488] <... futex resumed>) = 1 [pid 6487] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6484] <... futex resumed>) = 0 [pid 6485] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6488] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6487] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6485] <... futex resumed>) = 0 [pid 6484] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6485] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6487] 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 6487] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6487] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6487] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6486] <... futex resumed>) = 0 [pid 6485] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6484] <... futex resumed>) = 1 [pid 6485] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6484] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6486] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6485] <... futex resumed>) = 0 [pid 6486] <... futex resumed>) = 0 [pid 6485] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6484] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6486] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6484] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6487] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6485] <... futex resumed>) = 0 [pid 6485] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6485] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6487] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6485] <... futex resumed>) = 0 [pid 6485] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6485] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6487] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6484] <... futex resumed>) = 0 [pid 6484] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6485] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6485] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6484] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6485] exit_group(0) = ? [pid 6484] exit_group(0) = ? [pid 6488] <... futex resumed>) = ? [pid 6488] +++ exited with 0 +++ [pid 6487] <... io_uring_enter resumed>) = ? [pid 6486] <... io_uring_enter resumed>) = ? [pid 6487] +++ exited with 0 +++ [pid 6486] +++ exited with 0 +++ [pid 6485] +++ exited with 0 +++ [pid 6484] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6484, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6485, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6489 attached [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6489] set_robust_list(0x555565a8a6a0, 24 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6489 ./strace-static-x86_64: Process 6490 attached [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6490 [pid 6490] set_robust_list(0x555565a8a6a0, 24 [pid 6489] <... set_robust_list resumed>) = 0 [pid 6490] <... set_robust_list resumed>) = 0 [pid 6489] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6490] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6489] <... prctl resumed>) = 0 [pid 6489] setpgid(0, 0 [pid 6490] <... prctl resumed>) = 0 [pid 6490] setpgid(0, 0 [pid 6489] <... setpgid resumed>) = 0 [pid 6490] <... setpgid resumed>) = 0 [pid 6489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6489] <... openat resumed>) = 3 [pid 6490] <... openat resumed>) = 3 [pid 6489] write(3, "1000", 4 [pid 6490] write(3, "1000", 4) = 4 [pid 6489] <... write resumed>) = 4 [pid 6490] close(3 [pid 6489] close(3 [pid 6490] <... close resumed>) = 0 executing program executing program [pid 6490] write(1, "executing program\n", 18 [pid 6489] <... close resumed>) = 0 [pid 6490] <... write resumed>) = 18 [pid 6489] write(1, "executing program\n", 18 [pid 6490] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6489] <... write resumed>) = 18 [pid 6490] <... futex resumed>) = 0 [pid 6489] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6490] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6489] <... futex resumed>) = 0 [pid 6490] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6490] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6490] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6489] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6489] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6490] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6490] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6489] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6490] <... mprotect resumed>) = 0 [pid 6489] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6490] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6489] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6490] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6489] <... mprotect resumed>) = 0 [pid 6490] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6489] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 ./strace-static-x86_64: Process 6491 attached [pid 6489] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6492 attached [pid 6491] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6490] <... clone3 resumed> => {parent_tid=[6491]}, 88) = 6491 [pid 6492] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6491] <... rseq resumed>) = 0 [pid 6490] rt_sigprocmask(SIG_SETMASK, [], [pid 6489] <... clone3 resumed> => {parent_tid=[6492]}, 88) = 6492 [pid 6489] rt_sigprocmask(SIG_SETMASK, [], [pid 6492] <... rseq resumed>) = 0 [pid 6491] set_robust_list(0x7f7ba9d249a0, 24 [pid 6490] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6489] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6492] set_robust_list(0x7f7ba9d249a0, 24 [pid 6491] <... set_robust_list resumed>) = 0 [pid 6490] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6489] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6490] <... futex resumed>) = 0 [pid 6491] rt_sigprocmask(SIG_SETMASK, [], [pid 6489] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6492] <... set_robust_list resumed>) = 0 [pid 6491] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6490] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6491] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6492] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6492] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6491] <... openat resumed>) = 3 [pid 6492] <... openat resumed>) = 3 [pid 6491] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6490] <... futex resumed>) = 0 [pid 6490] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6490] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6491] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6492] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6491] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6492] <... futex resumed>) = 1 [pid 6489] <... futex resumed>) = 0 [pid 6489] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6489] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6492] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6491] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [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] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6491] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6492] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6492] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6491] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6491] <... futex resumed>) = 1 [pid 6490] <... futex resumed>) = 0 [pid 6490] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6490] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6491] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6490] <... futex resumed>) = 0 [pid 6490] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6491] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6490] <... futex resumed>) = 0 [pid 6492] <... futex resumed>) = 1 [pid 6491] <... futex resumed>) = 0 [pid 6490] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6489] <... futex resumed>) = 0 [pid 6492] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6491] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6490] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6489] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6490] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6489] <... futex resumed>) = 0 [pid 6492] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6491] <... futex resumed>) = 0 [pid 6490] <... futex resumed>) = 1 [pid 6489] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6492] <... futex resumed>) = 0 [pid 6491] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6489] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6489] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6489] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6492] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6490] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6492] <... futex resumed>) = 1 [pid 6489] <... futex resumed>) = 0 [pid 6489] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6489] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6492] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6490] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6489] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6489] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6490] exit_group(0) = ? [pid 6489] exit_group(0) = ? [pid 6492] <... io_uring_enter resumed>) = ? [pid 6492] +++ exited with 0 +++ [pid 6489] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6489, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6493 attached , child_tidptr=0x555565a8a690) = 6493 [pid 6493] set_robust_list(0x555565a8a6a0, 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 executing program [pid 6493] write(1, "executing program\n", 18) = 18 [pid 6493] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6493] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6493] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6494]}, 88) = 6494 [pid 6493] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6493] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6493] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6494 attached [pid 6491] <... io_uring_enter resumed>) = ? [pid 6494] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6491] +++ exited with 0 +++ [pid 6490] +++ exited with 0 +++ [pid 6494] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6494] rt_sigprocmask(SIG_SETMASK, [], [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6490, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6494] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 6494] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5877] <... restart_syscall resumed>) = 0 [pid 6494] <... openat resumed>) = 3 [pid 6494] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6495 attached [pid 6494] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6493] <... futex resumed>) = 0 [pid 6493] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6494] <... futex resumed>) = 0 [pid 6493] <... futex resumed>) = 1 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6495 [pid 6495] set_robust_list(0x555565a8a6a0, 24 [pid 6494] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6493] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6494] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6494] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6495] <... set_robust_list resumed>) = 0 [pid 6494] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6495] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6494] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6495] setpgid(0, 0 [pid 6494] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6495] <... setpgid resumed>) = 0 [pid 6494] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6494] <... futex resumed>) = 1 [pid 6495] <... openat resumed>) = 3 [pid 6494] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6493] <... futex resumed>) = 0 [pid 6493] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6494] <... futex resumed>) = 0 [pid 6493] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6494] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6493] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6494] <... futex resumed>) = 0 [pid 6493] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6494] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6493] <... futex resumed>) = 0 [pid 6494] <... futex resumed>) = 0 [pid 6493] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6494] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6493] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6493] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6495] write(3, "1000", 4 [pid 6494] <... futex resumed>) = 0 [pid 6493] <... futex resumed>) = 1 [pid 6494] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6493] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6495] <... write resumed>) = 4 [pid 6495] close(3) = 0 [pid 6495] write(1, "executing program\n", 18executing program ) = 18 [pid 6495] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6495] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6495] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6495] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6495] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6495] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6495] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6496 attached [pid 6496] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6495] <... clone3 resumed> => {parent_tid=[6496]}, 88) = 6496 [pid 6496] <... rseq resumed>) = 0 [pid 6495] rt_sigprocmask(SIG_SETMASK, [], [pid 6493] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6496] set_robust_list(0x7f7ba9d249a0, 24 [pid 6495] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6495] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6496] <... set_robust_list resumed>) = 0 [pid 6495] <... futex resumed>) = 0 [pid 6496] rt_sigprocmask(SIG_SETMASK, [], [pid 6495] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6496] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6496] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6496] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6495] <... futex resumed>) = 0 [pid 6495] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6495] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6496] 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 6496] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6496] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6495] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6495] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6495] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9c7e000 [pid 6495] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE [pid 6496] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6495] <... mprotect resumed>) = 0 [pid 6496] <... futex resumed>) = 0 [pid 6495] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6496] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6495] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6495] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0}./strace-static-x86_64: Process 6497 attached => {parent_tid=[6497]}, 88) = 6497 [pid 6497] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6495] rt_sigprocmask(SIG_SETMASK, [], [pid 6497] <... rseq resumed>) = 0 [pid 6495] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6497] set_robust_list(0x7f7ba9c9e9a0, 24 [pid 6495] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6497] <... set_robust_list resumed>) = 0 [pid 6495] <... futex resumed>) = 0 [pid 6497] rt_sigprocmask(SIG_SETMASK, [], [pid 6495] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6497] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6497] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6495] <... futex resumed>) = 0 [pid 6497] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6495] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6495] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6496] <... futex resumed>) = 0 [pid 6496] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6495] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6495] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6495] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6496] <... futex resumed>) = 1 [pid 6495] <... futex resumed>) = 0 [pid 6496] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6495] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=41000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6495] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6495] exit_group(0 [pid 6497] <... futex resumed>) = ? [pid 6497] +++ exited with 0 +++ [pid 6495] <... exit_group resumed>) = ? [pid 6493] exit_group(0) = ? [pid 6494] <... io_uring_enter resumed>) = ? [pid 6494] +++ exited with 0 +++ [pid 6493] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6493, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6498 attached , child_tidptr=0x555565a8a690) = 6498 [pid 6498] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6498] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6498] setpgid(0, 0) = 0 [pid 6498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6498] write(3, "1000", 4) = 4 [pid 6498] close(3) = 0 executing program [pid 6498] write(1, "executing program\n", 18) = 18 [pid 6496] <... io_uring_enter resumed>) = ? [pid 6498] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6498] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6498] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6498] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6498] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6498] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6496] +++ exited with 0 +++ [pid 6495] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6495, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6499 attached , child_tidptr=0x555565a8a690) = 6499 [pid 6499] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6499] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6498] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6499] <... prctl resumed>) = 0 [pid 6498] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6500 attached [pid 6499] setpgid(0, 0 [pid 6500] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6499] <... setpgid resumed>) = 0 [pid 6498] <... clone3 resumed> => {parent_tid=[6500]}, 88) = 6500 [pid 6500] <... rseq resumed>) = 0 [pid 6500] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6500] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6500] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6498] rt_sigprocmask(SIG_SETMASK, [], [pid 6499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6498] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6498] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6500] <... futex resumed>) = 0 [pid 6498] <... futex resumed>) = 1 [pid 6500] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6499] <... openat resumed>) = 3 [pid 6498] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6499] write(3, "1000", 4 [pid 6500] <... openat resumed>) = 3 [pid 6499] <... write resumed>) = 4 [pid 6499] close(3 [pid 6500] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6498] <... futex resumed>) = 0 [pid 6498] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6498] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6500] 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 6500] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6500] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6500] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6499] <... close resumed>) = 0 [pid 6498] <... futex resumed>) = 0 [pid 6498] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6498] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6500] <... futex resumed>) = 1 [pid 6500] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6498] <... futex resumed>) = 0 [pid 6498] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6498] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6500] <... futex resumed>) = 1 [pid 6500] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6498] <... futex resumed>) = 0 [pid 6498] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6498] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6500] <... futex resumed>) = 1 [pid 6500] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0executing program [pid 6499] write(1, "executing program\n", 18) = 18 [pid 6499] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6499] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6498] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6499] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6499] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6498] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6499] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6499] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6499] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6499] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6499] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6501 attached => {parent_tid=[6501]}, 88) = 6501 [pid 6501] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6499] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6499] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6501] <... rseq resumed>) = 0 [pid 6501] set_robust_list(0x7f7ba9d249a0, 24 [pid 6499] <... futex resumed>) = 0 [pid 6501] <... set_robust_list resumed>) = 0 [pid 6499] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6501] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6501] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6501] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6499] <... futex resumed>) = 0 [pid 6501] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6499] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6501] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6501] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6499] <... futex resumed>) = 0 [pid 6499] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6501] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6501] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6501] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6499] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6499] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6501] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6499] <... futex resumed>) = 0 [pid 6501] <... futex resumed>) = 0 [pid 6499] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6501] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6499] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6499] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6499] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6499] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0}./strace-static-x86_64: Process 6502 attached => {parent_tid=[6502]}, 88) = 6502 [pid 6502] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6499] rt_sigprocmask(SIG_SETMASK, [], [pid 6502] <... rseq resumed>) = 0 [pid 6499] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6502] set_robust_list(0x7f7ba9c9e9a0, 24 [pid 6499] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6502] <... set_robust_list resumed>) = 0 [pid 6499] <... futex resumed>) = 0 [pid 6502] rt_sigprocmask(SIG_SETMASK, [], [pid 6499] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6502] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6502] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6499] <... futex resumed>) = 0 [pid 6502] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6499] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6501] <... futex resumed>) = 0 [pid 6499] <... futex resumed>) = 1 [pid 6501] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6499] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6501] <... futex resumed>) = 0 [pid 6501] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6499] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6499] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6501] <... futex resumed>) = 0 [pid 6499] <... futex resumed>) = 1 [pid 6501] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6499] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6498] exit_group(0) = ? [pid 6499] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6500] <... io_uring_enter resumed>) = ? [pid 6500] +++ exited with 0 +++ [pid 6498] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6498, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6503 attached , child_tidptr=0x555565a8a690) = 6503 [pid 6503] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6503] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6503] setpgid(0, 0) = 0 [pid 6503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6503] write(3, "1000", 4) = 4 [pid 6503] close(3) = 0 executing program [pid 6503] write(1, "executing program\n", 18) = 18 [pid 6503] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6503] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6503] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6503] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6503] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6503] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6503] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6504 attached [pid 6504] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6503] <... clone3 resumed> => {parent_tid=[6504]}, 88) = 6504 [pid 6504] set_robust_list(0x7f7ba9d249a0, 24 [pid 6503] rt_sigprocmask(SIG_SETMASK, [], [pid 6504] <... set_robust_list resumed>) = 0 [pid 6503] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6504] rt_sigprocmask(SIG_SETMASK, [], [pid 6503] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6504] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6503] <... futex resumed>) = 0 [pid 6504] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6503] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6504] <... openat resumed>) = 3 [pid 6504] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6503] <... futex resumed>) = 0 [pid 6504] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6503] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6504] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6503] <... futex resumed>) = 0 [pid 6503] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6504] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6504] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6504] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6503] <... futex resumed>) = 0 [pid 6504] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6503] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6504] <... futex resumed>) = 0 [pid 6503] <... futex resumed>) = 0 [pid 6504] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6503] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6503] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6504] <... futex resumed>) = 0 [pid 6503] <... futex resumed>) = 1 [pid 6504] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6503] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6504] <... futex resumed>) = 0 [pid 6503] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6504] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6503] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6503] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6499] exit_group(0 [pid 6502] <... futex resumed>) = ? [pid 6499] <... exit_group resumed>) = ? [pid 6502] +++ exited with 0 +++ [pid 6501] <... io_uring_enter resumed>) = ? [pid 6501] +++ exited with 0 +++ [pid 6499] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6499, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6505 ./strace-static-x86_64: Process 6505 attached [pid 6505] set_robust_list(0x555565a8a6a0, 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", 4executing program ) = 4 [pid 6505] close(3) = 0 [pid 6505] write(1, "executing program\n", 18) = 18 [pid 6505] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6505] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6505] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6506 attached [pid 6506] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6505] <... clone3 resumed> => {parent_tid=[6506]}, 88) = 6506 [pid 6505] rt_sigprocmask(SIG_SETMASK, [], [pid 6506] set_robust_list(0x7f7ba9d249a0, 24 [pid 6505] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6506] <... set_robust_list resumed>) = 0 [pid 6505] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6506] rt_sigprocmask(SIG_SETMASK, [], [pid 6505] <... futex resumed>) = 0 [pid 6506] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6505] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6506] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6506] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6506] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6505] <... futex resumed>) = 0 [pid 6505] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6506] <... futex resumed>) = 0 [pid 6505] <... futex resumed>) = 1 [pid 6506] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6505] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6506] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6504] <... io_uring_enter resumed>) = 4096 [pid 6506] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6506] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6505] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6505] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6506] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6505] <... futex resumed>) = 0 [pid 6506] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6505] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6506] <... futex resumed>) = 0 [pid 6505] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6506] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6505] mprotect(0x7f7ba9c7f000, 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=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0}./strace-static-x86_64: Process 6507 attached => {parent_tid=[6507]}, 88) = 6507 [pid 6507] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6505] rt_sigprocmask(SIG_SETMASK, [], [pid 6507] <... rseq resumed>) = 0 [pid 6507] set_robust_list(0x7f7ba9c9e9a0, 24 [pid 6505] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6507] <... set_robust_list resumed>) = 0 [pid 6505] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6507] rt_sigprocmask(SIG_SETMASK, [], [pid 6505] <... futex resumed>) = 0 [pid 6507] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6505] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6507] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6505] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6505] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6507] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6506] <... futex resumed>) = 0 [pid 6505] <... futex resumed>) = 1 [pid 6504] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6506] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6505] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6504] <... futex resumed>) = 0 [pid 6503] exit_group(0 [pid 6506] <... futex resumed>) = 0 [pid 6503] <... exit_group resumed>) = ? [pid 6506] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6505] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6505] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6506] <... futex resumed>) = 0 [pid 6505] <... futex resumed>) = 1 executing program [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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6504] +++ exited with 0 +++ [pid 6503] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6503, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6508 ./strace-static-x86_64: Process 6508 attached [pid 6508] set_robust_list(0x555565a8a6a0, 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 [pid 6508] write(1, "executing program\n", 18) = 18 [pid 6508] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6508] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6508] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6509 attached => {parent_tid=[6509]}, 88) = 6509 [pid 6508] rt_sigprocmask(SIG_SETMASK, [], [pid 6509] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6508] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6509] <... rseq resumed>) = 0 [pid 6508] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6509] set_robust_list(0x7f7ba9d249a0, 24 [pid 6508] <... futex resumed>) = 0 [pid 6508] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6508] <... futex resumed>) = 0 [pid 6508] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6508] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6509] 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 6509] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6509] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6509] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6508] <... futex resumed>) = 0 [pid 6509] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6508] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6508] <... futex resumed>) = 0 [pid 6509] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6508] futex(0x7f7ba9df532c, 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 6509] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6508] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6509] <... futex resumed>) = 0 [pid 6508] <... futex resumed>) = 0 [pid 6509] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6508] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6508] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6509] <... futex resumed>) = 0 [pid 6508] <... futex resumed>) = 1 [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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6505] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6508] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6505] exit_group(0) = ? [pid 6507] <... futex resumed>) = ? [pid 6507] +++ exited with 0 +++ [pid 6508] exit_group(0) = ? [pid 6506] <... io_uring_enter resumed>) = ? [pid 6506] +++ exited with 0 +++ [pid 6505] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6505, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6510 attached , child_tidptr=0x555565a8a690) = 6510 [pid 6510] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6510] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6510] setpgid(0, 0 [pid 6509] <... io_uring_enter resumed>) = ? [pid 6509] +++ exited with 0 +++ [pid 6508] +++ exited with 0 +++ [pid 5880] --- 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 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6511 attached , child_tidptr=0x555565a8a690) = 6511 [pid 6511] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6511] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6511] setpgid(0, 0 [pid 6510] <... setpgid resumed>) = 0 [pid 6511] <... setpgid resumed>) = 0 [pid 6511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6511] write(3, "1000", 4 [pid 6510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6511] <... write resumed>) = 4 [pid 6510] <... openat resumed>) = 3 [pid 6511] close(3) = 0 [pid 6511] write(1, "executing program\n", 18executing program ) = 18 [pid 6510] write(3, "1000", 4 [pid 6511] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6510] <... write resumed>) = 4 [pid 6511] <... futex resumed>) = 0 [pid 6510] close(3 [pid 6511] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6510] <... close resumed>) = 0 executing program [pid 6511] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6510] write(1, "executing program\n", 18 [pid 6511] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6510] <... write resumed>) = 18 [pid 6511] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6510] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6511] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6510] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6511] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6510] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6511] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6510] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6511] <... mprotect resumed>) = 0 [pid 6510] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6511] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6510] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6511] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6510] <... mprotect resumed>) = 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6510] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6512 attached [], 8) = 0 [pid 6510] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6511] <... clone3 resumed> => {parent_tid=[6512]}, 88) = 6512 [pid 6511] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6511] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6511] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6513 attached [pid 6512] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6513] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6512] <... rseq resumed>) = 0 [pid 6510] <... clone3 resumed> => {parent_tid=[6513]}, 88) = 6513 [pid 6510] rt_sigprocmask(SIG_SETMASK, [], [pid 6513] <... rseq resumed>) = 0 [pid 6512] set_robust_list(0x7f7ba9d249a0, 24 [pid 6510] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6513] set_robust_list(0x7f7ba9d249a0, 24 [pid 6512] <... set_robust_list resumed>) = 0 [pid 6510] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] <... set_robust_list resumed>) = 0 [pid 6512] rt_sigprocmask(SIG_SETMASK, [], [pid 6510] <... futex resumed>) = 0 [pid 6513] rt_sigprocmask(SIG_SETMASK, [], [pid 6512] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6510] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6512] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6513] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6513] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6512] <... openat resumed>) = 3 [pid 6511] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6511] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6511] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9ce3000 [pid 6511] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE [pid 6512] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6511] <... mprotect resumed>) = 0 [pid 6513] <... openat resumed>) = 3 [pid 6512] <... futex resumed>) = 0 [pid 6511] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6513] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6512] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6511] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6513] <... futex resumed>) = 1 [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=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0} [pid 6510] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6514 attached [pid 6513] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6510] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6514] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 6513] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6511] <... clone3 resumed> => {parent_tid=[6514]}, 88) = 6514 [pid 6510] <... futex resumed>) = 0 [pid 6514] <... rseq resumed>) = 0 [pid 6513] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6511] rt_sigprocmask(SIG_SETMASK, [], [pid 6510] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6514] set_robust_list(0x7f7ba9d039a0, 24 [pid 6513] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6514] <... set_robust_list resumed>) = 0 [pid 6513] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6511] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6514] rt_sigprocmask(SIG_SETMASK, [], [pid 6511] <... futex resumed>) = 0 [pid 6514] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6511] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6514] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6513] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6514] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6513] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6514] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cbe000 [pid 6513] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6514] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c7e000 [pid 6514] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6511] <... futex resumed>) = 0 [pid 6513] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6511] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] <... futex resumed>) = 1 [pid 6510] <... futex resumed>) = 0 [pid 6511] <... futex resumed>) = 1 [pid 6512] <... futex resumed>) = 0 [pid 6510] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6512] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6510] <... futex resumed>) = 0 [pid 6511] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6511] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6511] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6514] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6512] <... futex resumed>) = 1 [pid 6511] <... futex resumed>) = 0 [pid 6510] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6513] <... futex resumed>) = 0 [pid 6513] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6512] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6511] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=41000000} [pid 6510] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6512] <... futex resumed>) = 0 [pid 6511] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6512] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6511] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6510] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6512] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6511] <... futex resumed>) = 0 [pid 6511] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6513] <... futex resumed>) = 0 [pid 6512] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6510] <... futex resumed>) = 1 [pid 6510] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6513] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6510] <... futex resumed>) = 0 [pid 6511] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6510] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6510] <... futex resumed>) = 0 [pid 6510] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6512] <... io_uring_enter resumed>) = 4096 [pid 6512] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6512] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6511] exit_group(0 [pid 6514] <... futex resumed>) = ? [pid 6512] <... futex resumed>) = ? [pid 6511] <... exit_group resumed>) = ? [pid 6514] +++ exited with 0 +++ [pid 6512] +++ exited with 0 +++ [pid 6511] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6511, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6513] <... io_uring_enter resumed>) = 4096 [pid 6513] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6515 attached , child_tidptr=0x555565a8a690) = 6515 [pid 6510] exit_group(0) = ? [pid 6515] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6513] <... futex resumed>) = ? [pid 6515] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6515] setpgid(0, 0) = 0 [pid 6515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6515] write(3, "1000", 4) = 4 [pid 6515] close(3) = 0 executing program [pid 6515] write(1, "executing program\n", 18) = 18 [pid 6515] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6513] +++ exited with 0 +++ [pid 6510] +++ exited with 0 +++ [pid 6515] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6510, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 6515] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6515] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6515] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6516 attached [pid 6515] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6516 [pid 6515] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6516] set_robust_list(0x555565a8a6a0, 24 [pid 6515] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6516] <... set_robust_list resumed>) = 0 [pid 6516] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6516] setpgid(0, 0 [pid 6515] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6516] <... setpgid resumed>) = 0 [pid 6516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6515] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6515] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6516] <... openat resumed>) = 3 [pid 6515] <... clone3 resumed> => {parent_tid=[6517]}, 88) = 6517 [pid 6516] write(3, "1000", 4 [pid 6515] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6517 attached [pid 6516] <... write resumed>) = 4 [pid 6515] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6516] close(3 [pid 6515] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] <... close resumed>) = 0 [pid 6515] <... futex resumed>) = 0 [pid 6515] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6516] write(1, "executing program\n", 18) = 18 [pid 6516] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6517] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6516] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6517] set_robust_list(0x7f7ba9d249a0, 24 [pid 6516] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6517] <... set_robust_list resumed>) = 0 [pid 6517] rt_sigprocmask(SIG_SETMASK, [], [pid 6516] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6517] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6517] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6516] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6517] <... openat resumed>) = 3 [pid 6516] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6517] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6517] <... futex resumed>) = 1 [pid 6516] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6515] <... futex resumed>) = 0 [pid 6517] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6516] <... mprotect resumed>) = 0 [pid 6515] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6517] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6516] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6515] <... futex resumed>) = 0 [pid 6517] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6515] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6516] <... rt_sigprocmask resumed>[], 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6518 attached [pid 6517] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6517] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6516] <... clone3 resumed> => {parent_tid=[6518]}, 88) = 6518 [pid 6516] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6518] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6516] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6518] <... rseq resumed>) = 0 [pid 6516] <... futex resumed>) = 0 [pid 6518] set_robust_list(0x7f7ba9d249a0, 24 [pid 6516] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6518] <... set_robust_list resumed>) = 0 [pid 6518] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6518] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6518] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6516] <... futex resumed>) = 0 [pid 6518] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6516] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6518] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6516] <... futex resumed>) = 0 [pid 6516] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6517] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6518] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6517] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6518] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6517] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6518] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6518] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6518] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6516] <... futex resumed>) = 0 [pid 6518] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6516] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6518] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] <... futex resumed>) = 0 [pid 6518] <... futex resumed>) = 0 [pid 6516] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6518] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6517] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6517] <... futex resumed>) = 1 [pid 6515] <... futex resumed>) = 0 [pid 6517] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6516] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6515] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6518] <... futex resumed>) = 0 [pid 6517] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6516] <... futex resumed>) = 1 [pid 6515] <... futex resumed>) = 0 [pid 6518] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6517] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6515] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6518] <... futex resumed>) = 0 [pid 6517] <... futex resumed>) = 0 [pid 6516] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6515] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6515] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6515] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6518] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6516] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6518] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6516] <... futex resumed>) = 0 [pid 6517] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6517] <... futex resumed>) = 1 [pid 6515] <... futex resumed>) = 0 [pid 6517] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6515] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6517] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6515] <... futex resumed>) = 0 [pid 6517] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6515] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6516] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6515] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6516] exit_group(0) = ? [pid 6518] <... io_uring_enter resumed>) = ? [pid 6518] +++ exited with 0 +++ [pid 6517] <... io_uring_enter resumed>) = 4096 [pid 6516] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6516, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6517] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6517] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6515] exit_group(0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6515] <... exit_group resumed>) = ? [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6519 [pid 6517] <... futex resumed>) = ? [pid 6517] +++ exited with 0 +++ ./strace-static-x86_64: Process 6519 attached [pid 6519] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6519] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6519] setpgid(0, 0) = 0 [pid 6515] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6515, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6520 attached [pid 6519] <... openat resumed>) = 3 [pid 6519] write(3, "1000", 4 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6520 [pid 6520] set_robust_list(0x555565a8a6a0, 24 [pid 6519] <... write resumed>) = 4 [pid 6519] close(3 [pid 6520] <... set_robust_list resumed>) = 0 [pid 6519] <... close resumed>) = 0 executing program [pid 6520] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6519] write(1, "executing program\n", 18 [pid 6520] <... prctl resumed>) = 0 [pid 6519] <... write resumed>) = 18 [pid 6520] setpgid(0, 0 [pid 6519] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6520] <... setpgid resumed>) = 0 [pid 6519] <... futex resumed>) = 0 [pid 6520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6519] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6520] <... openat resumed>) = 3 [pid 6519] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6520] write(3, "1000", 4 [pid 6519] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6520] <... write resumed>) = 4 [pid 6519] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6520] close(3 [pid 6519] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6520] <... close resumed>) = 0 [pid 6519] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6520] write(1, "executing program\n", 18 [pid 6519] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6520] <... write resumed>) = 18 executing program [pid 6520] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6519] <... mprotect resumed>) = 0 [pid 6520] <... futex resumed>) = 0 [pid 6520] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6519] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6520] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6519] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6520] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6519] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6520] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6520] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6521 attached => {parent_tid=[6521]}, 88) = 6521 [pid 6521] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6520] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6522 attached [pid 6521] <... rseq resumed>) = 0 [pid 6519] <... clone3 resumed> => {parent_tid=[6522]}, 88) = 6522 [pid 6522] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6519] rt_sigprocmask(SIG_SETMASK, [], [pid 6522] <... rseq resumed>) = 0 [pid 6519] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6522] set_robust_list(0x7f7ba9d249a0, 24 [pid 6519] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6522] <... set_robust_list resumed>) = 0 [pid 6520] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6520] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6521] set_robust_list(0x7f7ba9d249a0, 24 [pid 6520] <... futex resumed>) = 0 [pid 6521] <... set_robust_list resumed>) = 0 [pid 6520] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6521] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6521] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6521] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6520] <... futex resumed>) = 0 [pid 6520] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6520] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6521] 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] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6521] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6521] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6520] <... futex resumed>) = 0 [pid 6520] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6520] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6521] <... futex resumed>) = 1 [pid 6521] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6520] <... futex resumed>) = 0 [pid 6520] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6520] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6521] <... futex resumed>) = 1 [pid 6521] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6520] <... futex resumed>) = 0 [pid 6521] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6520] futex(0x7f7ba9df5328, 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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6522] rt_sigprocmask(SIG_SETMASK, [], [pid 6519] <... futex resumed>) = 0 [pid 6522] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6519] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6522] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6522] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6519] <... futex resumed>) = 0 [pid 6519] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6522] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6519] <... futex resumed>) = 0 [pid 6522] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6522] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6522] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6520] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6522] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6519] <... futex resumed>) = 0 [pid 6522] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6519] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6522] <... futex resumed>) = 0 [pid 6519] <... futex resumed>) = 0 [pid 6522] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6519] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6519] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6522] <... futex resumed>) = 0 [pid 6519] <... futex resumed>) = 1 [pid 6522] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6519] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6522] <... futex resumed>) = 0 [pid 6519] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6522] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6519] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6519] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6519] exit_group(0) = ? [pid 6522] <... io_uring_enter resumed>) = ? [pid 6522] +++ exited with 0 +++ [pid 6519] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6519, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6523 attached [pid 6523] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6523] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6523 [pid 6523] setpgid(0, 0 [pid 6521] <... io_uring_enter resumed>) = 4096 [pid 6523] <... setpgid resumed>) = 0 [pid 6521] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6523] write(3, "1000", 4 [pid 6521] <... futex resumed>) = 0 [pid 6521] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6520] exit_group(0 [pid 6523] <... write resumed>) = 4 [pid 6521] <... futex resumed>) = ? [pid 6520] <... exit_group resumed>) = ? [pid 6523] close(3) = 0 [pid 6521] +++ exited with 0 +++ [pid 6523] write(1, "executing program\n", 18) = 18 [pid 6523] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6520] +++ exited with 0 +++ [pid 6523] <... futex resumed>) = 0 [pid 6523] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6520, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6523] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6523] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6523] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6525 attached ./strace-static-x86_64: Process 6524 attached [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6524 [pid 6523] <... clone3 resumed> => {parent_tid=[6525]}, 88) = 6525 [pid 6524] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6523] rt_sigprocmask(SIG_SETMASK, [], [pid 6525] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6524] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6523] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6524] <... prctl resumed>) = 0 [pid 6525] <... rseq resumed>) = 0 [pid 6524] setpgid(0, 0 [pid 6523] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6524] <... setpgid resumed>) = 0 [pid 6525] set_robust_list(0x7f7ba9d249a0, 24 [pid 6523] <... futex resumed>) = 0 [pid 6525] <... set_robust_list resumed>) = 0 [pid 6523] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6525] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6525] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6524] <... openat resumed>) = 3 [pid 6525] <... openat resumed>) = 3 [pid 6524] write(3, "1000", 4 [pid 6525] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6524] <... write resumed>) = 4 [pid 6524] close(3executing program [pid 6525] <... futex resumed>) = 1 [pid 6524] <... close resumed>) = 0 [pid 6523] <... futex resumed>) = 0 [pid 6525] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6523] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6524] write(1, "executing program\n", 18 [pid 6525] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] <... write resumed>) = 18 [pid 6523] <... futex resumed>) = 0 [pid 6524] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6524] <... futex resumed>) = 0 [pid 6524] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6524] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6525] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6524] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6525] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6524] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6524] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6525] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6524] <... mprotect resumed>) = 0 [pid 6525] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6524] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6525] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6524] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6524] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6525] <... futex resumed>) = 1 [pid 6523] <... futex resumed>) = 0 [pid 6523] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6524] <... clone3 resumed> => {parent_tid=[6526]}, 88) = 6526 ./strace-static-x86_64: Process 6526 attached [pid 6524] rt_sigprocmask(SIG_SETMASK, [], [pid 6526] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6524] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6526] <... rseq resumed>) = 0 [pid 6525] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6524] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] <... futex resumed>) = 0 [pid 6526] set_robust_list(0x7f7ba9d249a0, 24 [pid 6525] <... futex resumed>) = 0 [pid 6524] <... futex resumed>) = 0 [pid 6526] <... set_robust_list resumed>) = 0 [pid 6524] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6526] rt_sigprocmask(SIG_SETMASK, [], [pid 6525] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6523] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6526] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6526] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6523] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6526] <... openat resumed>) = 3 [pid 6523] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6526] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] <... futex resumed>) = 1 [pid 6526] <... futex resumed>) = 1 [pid 6525] <... futex resumed>) = 0 [pid 6524] <... futex resumed>) = 0 [pid 6523] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6526] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6525] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6524] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6525] <... futex resumed>) = 0 [pid 6523] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6525] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6524] <... futex resumed>) = 0 [pid 6523] <... futex resumed>) = 0 [pid 6524] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6523] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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) = 0x7f7ba9cdf000 [pid 6526] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6526] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6524] <... futex resumed>) = 0 [pid 6524] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6524] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6526] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6526] <... futex resumed>) = 1 [pid 6524] <... futex resumed>) = 0 [pid 6526] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6524] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6526] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6524] <... futex resumed>) = 0 [pid 6526] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6524] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6526] <... futex resumed>) = 0 [pid 6524] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6526] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6524] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6526] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6526] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6524] <... futex resumed>) = 0 [pid 6524] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6525] <... io_uring_enter resumed>) = 4096 [pid 6525] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] exit_group(0 [pid 6525] <... futex resumed>) = 0 [pid 6523] <... exit_group resumed>) = ? [pid 6526] <... io_uring_enter resumed>) = 4096 [pid 6525] +++ exited with 0 +++ [pid 6523] +++ exited with 0 +++ [pid 6526] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6523, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 6524] exit_group(0) = ? [pid 6526] <... futex resumed>) = ? [pid 6526] +++ exited with 0 +++ [pid 6524] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6524, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6527 ./strace-static-x86_64: Process 6527 attached [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6528 [pid 6527] set_robust_list(0x555565a8a6a0, 24./strace-static-x86_64: Process 6528 attached ) = 0 [pid 6528] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6528] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6527] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6528] <... prctl resumed>) = 0 [pid 6527] setpgid(0, 0) = 0 [pid 6528] setpgid(0, 0) = 0 [pid 6528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6528] <... openat resumed>) = 3 [pid 6527] <... openat resumed>) = 3 executing program [pid 6528] write(3, "1000", 4 [pid 6527] write(3, "1000", 4 [pid 6528] <... write resumed>) = 4 [pid 6528] close(3) = 0 [pid 6528] write(1, "executing program\n", 18executing program ) = 18 [pid 6527] <... write resumed>) = 4 [pid 6528] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6527] close(3 [pid 6528] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6527] <... close resumed>) = 0 [pid 6528] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6527] write(1, "executing program\n", 18 [pid 6528] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6527] <... write resumed>) = 18 [pid 6528] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6528] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6527] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6528] <... mprotect resumed>) = 0 [pid 6527] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6528] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6527] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6528] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6527] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6528] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6527] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6527] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6527] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6527] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6528] <... clone3 resumed> => {parent_tid=[6529]}, 88) = 6529 ./strace-static-x86_64: Process 6529 attached [pid 6528] rt_sigprocmask(SIG_SETMASK, [], [pid 6527] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6529] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6529] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6529] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6529] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6528] <... rt_sigprocmask resumed>NULL, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6530 attached [pid 6530] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6527] <... clone3 resumed> => {parent_tid=[6530]}, 88) = 6530 [pid 6528] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6530] <... rseq resumed>) = 0 [pid 6528] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6527] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6530] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6529] <... futex resumed>) = 0 [pid 6527] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6530] rt_sigprocmask(SIG_SETMASK, [], [pid 6527] <... futex resumed>) = 0 [pid 6527] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6530] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6530] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6529] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6530] <... openat resumed>) = 3 [pid 6530] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6527] <... futex resumed>) = 0 [pid 6527] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6527] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6530] 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 6530] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6530] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6529] <... openat resumed>) = 3 [pid 6529] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6530] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6529] <... futex resumed>) = 1 [pid 6529] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6530] <... futex resumed>) = 1 [pid 6527] <... futex resumed>) = 0 [pid 6527] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6527] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6530] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6528] <... futex resumed>) = 0 [pid 6530] <... futex resumed>) = 1 [pid 6528] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6527] <... futex resumed>) = 0 [pid 6529] <... futex resumed>) = 0 [pid 6528] <... futex resumed>) = 1 [pid 6527] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6529] 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 6527] <... futex resumed>) = 0 [pid 6529] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6527] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6529] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6529] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6530] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6529] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6530] <... futex resumed>) = 1 [pid 6529] <... futex resumed>) = 0 [pid 6527] <... futex resumed>) = 0 [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(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6528] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6527] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6527] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6528] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6528] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6529] <... futex resumed>) = 0 [pid 6528] <... futex resumed>) = 1 [pid 6529] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6528] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6529] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6528] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6528] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6529] <... futex resumed>) = 0 [pid 6528] <... futex resumed>) = 1 [pid 6529] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6528] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6529] <... futex resumed>) = 0 [pid 6529] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6528] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6528] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6529] <... futex resumed>) = 0 [pid 6528] <... futex resumed>) = 1 [pid 6529] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6528] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6527] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6528] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6529] <... io_uring_enter resumed>) = 4096 [pid 6529] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6529] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6528] exit_group(0) = ? [pid 6529] <... futex resumed>) = ? [pid 6529] +++ exited with 0 +++ [pid 6528] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6528, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...> [pid 6530] <... io_uring_enter resumed>) = 4096 executing program [pid 5880] <... restart_syscall resumed>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6531 attached , child_tidptr=0x555565a8a690) = 6531 [pid 6531] set_robust_list(0x555565a8a6a0, 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 6530] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6527] exit_group(0) = ? [pid 6531] write(3, "1000", 4) = 4 [pid 6531] close(3) = 0 [pid 6531] write(1, "executing program\n", 18) = 18 [pid 6531] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6531] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6530] +++ exited with 0 +++ [pid 6527] +++ exited with 0 +++ [pid 6531] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5877] --- 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 6531] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 6531] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6531] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 5877] <... restart_syscall resumed>) = 0 [pid 6531] <... clone3 resumed> => {parent_tid=[6532]}, 88) = 6532 [pid 6531] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6533 attached [pid 6531] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6533 [pid 6531] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6532 attached [pid 6532] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6533] set_robust_list(0x555565a8a6a0, 24 [pid 6532] <... rseq resumed>) = 0 [pid 6532] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6532] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6532] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6532] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6531] <... futex resumed>) = 0 [pid 6533] <... set_robust_list resumed>) = 0 [pid 6532] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6531] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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 resumed>) = 0 [pid 6532] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6531] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6532] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6532] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6533] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6532] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6531] <... futex resumed>) = 0 [pid 6531] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6531] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6532] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6531] <... futex resumed>) = 0 [pid 6531] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6531] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6532] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6531] <... futex resumed>) = 0 [pid 6531] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6531] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6532] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6533] <... prctl resumed>) = 0 [pid 6533] setpgid(0, 0) = 0 [pid 6533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6533] write(3, "1000", 4 [pid 6531] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6533] <... write resumed>) = 4 [pid 6533] close(3executing program ) = 0 [pid 6533] write(1, "executing program\n", 18) = 18 [pid 6533] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6533] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6533] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6533] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6533] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6533] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6533] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6534 attached => {parent_tid=[6534]}, 88) = 6534 [pid 6533] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6533] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6533] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6534] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6534] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6534] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6533] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6534] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6533] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6534] <... openat resumed>) = 3 [pid 6533] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9ce3000 [pid 6534] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6533] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE [pid 6534] <... futex resumed>) = 0 [pid 6533] <... mprotect resumed>) = 0 [pid 6534] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6533] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6533] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0}./strace-static-x86_64: Process 6535 attached => {parent_tid=[6535]}, 88) = 6535 [pid 6533] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6533] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6535] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 6533] <... futex resumed>) = 0 [pid 6535] <... rseq resumed>) = 0 [pid 6533] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6535] set_robust_list(0x7f7ba9d039a0, 24) = 0 [pid 6535] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [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) = 0x7f7ba9cbe000 [pid 6535] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6533] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6533] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6535] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6534] <... futex resumed>) = 0 [pid 6533] <... futex resumed>) = 1 [pid 6535] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6534] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6533] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6535] <... futex resumed>) = ? [pid 6533] <... futex resumed>) = ? [pid 6535] +++ killed by SIGSEGV +++ [pid 6534] +++ killed by SIGSEGV +++ [pid 6533] +++ killed by SIGSEGV +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6533, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6536 attached , child_tidptr=0x555565a8a690) = 6536 [pid 6536] set_robust_list(0x555565a8a6a0, 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(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6536] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6536] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6537 attached [pid 6537] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6537] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6536] <... clone3 resumed> => {parent_tid=[6537]}, 88) = 6537 [pid 6537] rt_sigprocmask(SIG_SETMASK, [], [pid 6536] rt_sigprocmask(SIG_SETMASK, [], [pid 6537] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6536] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6537] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6536] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6537] <... openat resumed>) = 3 [pid 6536] <... futex resumed>) = 0 [pid 6536] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6537] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6536] <... futex resumed>) = 0 [pid 6537] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6536] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6537] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6537] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6537] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6537] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6531] exit_group(0 [pid 6537] <... futex resumed>) = 1 [pid 6536] <... futex resumed>) = 0 [pid 6531] <... exit_group resumed>) = ? [pid 6537] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6536] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6537] <... futex resumed>) = 0 [pid 6536] <... futex resumed>) = 0 [pid 6537] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6536] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6536] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6536] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6537] <... futex resumed>) = 0 [pid 6537] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6536] <... futex resumed>) = 0 [pid 6536] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6537] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6536] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6532] <... io_uring_enter resumed>) = ? [pid 6532] +++ exited with 0 +++ [pid 6531] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6531, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6538 attached [pid 6538] set_robust_list(0x555565a8a6a0, 24 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6538 [pid 6538] <... set_robust_list resumed>) = 0 [pid 6538] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6538] setpgid(0, 0) = 0 [pid 6538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6538] write(3, "1000", 4) = 4 [pid 6538] close(3) = 0 executing program [pid 6538] write(1, "executing program\n", 18) = 18 [pid 6538] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6538] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6538] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6538] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6538] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6538] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6538] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6539 attached [pid 6539] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6538] <... clone3 resumed> => {parent_tid=[6539]}, 88) = 6539 [pid 6539] <... rseq resumed>) = 0 [pid 6539] set_robust_list(0x7f7ba9d249a0, 24 [pid 6538] rt_sigprocmask(SIG_SETMASK, [], [pid 6539] <... set_robust_list resumed>) = 0 [pid 6538] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6539] rt_sigprocmask(SIG_SETMASK, [], [pid 6538] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6539] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6538] <... futex resumed>) = 0 [pid 6539] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6538] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6539] <... openat resumed>) = 3 [pid 6539] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6538] <... futex resumed>) = 0 [pid 6539] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6538] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6538] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6539] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6539] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6539] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6538] <... futex resumed>) = 0 [pid 6538] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6539] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6538] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6539] <... futex resumed>) = 0 [pid 6538] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6539] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6538] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6539] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6538] <... futex resumed>) = 0 [pid 6539] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6538] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6539] <... futex resumed>) = 0 [pid 6538] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6539] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6538] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6538] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6536] exit_group(0) = ? [pid 6538] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6537] <... io_uring_enter resumed>) = ? [pid 6537] +++ exited with 0 +++ [pid 6536] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6536, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6540 ./strace-static-x86_64: Process 6540 attached [pid 6540] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6540] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6540] setpgid(0, 0) = 0 [pid 6540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6540] write(3, "1000", 4) = 4 [pid 6540] close(3) = 0 [pid 6540] write(1, "executing program\n", 18executing program ) = 18 [pid 6540] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6540] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6540] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6540] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6538] exit_group(0 [pid 6540] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6538] <... exit_group resumed>) = ? [pid 6540] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6540] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6540] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6541 attached => {parent_tid=[6541]}, 88) = 6541 [pid 6540] rt_sigprocmask(SIG_SETMASK, [], [pid 6541] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6540] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6541] <... rseq resumed>) = 0 [pid 6540] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6541] set_robust_list(0x7f7ba9d249a0, 24 [pid 6540] <... futex resumed>) = 0 [pid 6541] <... set_robust_list resumed>) = 0 [pid 6540] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6541] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6541] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6541] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6540] <... futex resumed>) = 0 [pid 6541] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6540] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6540] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6541] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6541] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6541] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6541] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6540] <... futex resumed>) = 0 [pid 6540] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6541] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6540] <... futex resumed>) = 0 [pid 6540] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6541] <... futex resumed>) = 0 [pid 6541] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6540] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6541] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6540] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6541] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6540] <... futex resumed>) = 0 [pid 6541] <... futex resumed>) = 0 [pid 6540] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6541] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6540] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6541] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6540] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6541] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6540] <... futex resumed>) = 0 [pid 6540] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6539] <... io_uring_enter resumed>) = ? [pid 6540] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6539] +++ exited with 0 +++ [pid 6538] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6538, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6542 attached [pid 6542] set_robust_list(0x555565a8a6a0, 24 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6542 [pid 6542] <... set_robust_list resumed>) = 0 [pid 6542] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6542] setpgid(0, 0) = 0 [pid 6542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6542] write(3, "1000", 4executing program ) = 4 [pid 6542] close(3) = 0 [pid 6542] write(1, "executing program\n", 18) = 18 [pid 6542] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6542] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6542] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6542] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6542] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6542] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6542] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6543]}, 88) = 6543 [pid 6542] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6542] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6542] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6543 attached [pid 6543] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6543] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6543] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6543] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6543] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6542] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6542] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6542] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6543] <... futex resumed>) = 1 [pid 6542] <... futex resumed>) = 0 [pid 6542] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=48000000} [pid 6543] 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 6543] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6543] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6543] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6542] <... futex resumed>) = 0 [pid 6543] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6542] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6543] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6542] <... futex resumed>) = 0 [pid 6542] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6543] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6542] <... futex resumed>) = 0 [pid 6543] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6542] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6542] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6543] <... futex resumed>) = 0 [pid 6543] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6543] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6542] <... futex resumed>) = 0 [pid 6542] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6543] <... futex resumed>) = 0 [pid 6542] <... futex resumed>) = 1 [pid 6543] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6542] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6541] <... io_uring_enter resumed>) = 4096 [pid 6541] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6541] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6540] exit_group(0 [pid 6541] <... futex resumed>) = ? [pid 6540] <... exit_group resumed>) = ? [pid 6541] +++ exited with 0 +++ [pid 6540] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6540, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6544 attached , child_tidptr=0x555565a8a690) = 6544 [pid 6544] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6544] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6544] setpgid(0, 0) = 0 [pid 6544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6544] write(3, "1000", 4) = 4 [pid 6544] close(3) = 0 executing program [pid 6544] write(1, "executing program\n", 18) = 18 [pid 6544] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6544] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6544] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6544] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6544] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6544] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6544] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6545 attached => {parent_tid=[6545]}, 88) = 6545 [pid 6544] rt_sigprocmask(SIG_SETMASK, [], [pid 6545] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6544] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6545] <... rseq resumed>) = 0 [pid 6544] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6545] set_robust_list(0x7f7ba9d249a0, 24 [pid 6544] <... futex resumed>) = 0 [pid 6545] <... set_robust_list resumed>) = 0 [pid 6544] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6545] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6545] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6545] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6544] <... futex resumed>) = 0 [pid 6545] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6544] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6545] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] <... futex resumed>) = 0 [pid 6544] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6545] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6545] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6545] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6544] <... futex resumed>) = 0 [pid 6544] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6545] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6544] <... futex resumed>) = 0 [pid 6545] <... futex resumed>) = 0 [pid 6544] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6545] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6544] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6545] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6544] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6545] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6544] <... futex resumed>) = 0 [pid 6545] <... futex resumed>) = 0 [pid 6544] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6545] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6544] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6545] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6544] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6545] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6544] <... futex resumed>) = 0 [pid 6544] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6542] exit_group(0) = ? [pid 6544] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6543] <... io_uring_enter resumed>) = ? [pid 6543] +++ exited with 0 +++ [pid 6542] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6542, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6546 attached , child_tidptr=0x555565a8a690) = 6546 [pid 6546] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6546] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6546] setpgid(0, 0) = 0 [pid 6546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6546] write(3, "1000", 4) = 4 [pid 6546] close(3) = 0 executing program [pid 6546] write(1, "executing program\n", 18) = 18 [pid 6546] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6546] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6546] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6546] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6546] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6546] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6546] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6547 attached [pid 6547] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6546] <... clone3 resumed> => {parent_tid=[6547]}, 88) = 6547 [pid 6547] <... rseq resumed>) = 0 [pid 6546] rt_sigprocmask(SIG_SETMASK, [], [pid 6547] set_robust_list(0x7f7ba9d249a0, 24 [pid 6546] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6547] <... set_robust_list resumed>) = 0 [pid 6546] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6547] rt_sigprocmask(SIG_SETMASK, [], [pid 6546] <... futex resumed>) = 0 [pid 6547] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6546] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6547] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6546] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6544] exit_group(0) = ? [pid 6547] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6546] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6547] <... futex resumed>) = 0 [pid 6547] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6546] <... futex resumed>) = 0 [pid 6546] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6547] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6547] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6547] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6547] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6546] <... futex resumed>) = 0 [pid 6547] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6546] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6545] <... io_uring_enter resumed>) = ? [pid 6547] <... futex resumed>) = 0 [pid 6546] <... futex resumed>) = 0 [pid 6547] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6546] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6546] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6547] <... futex resumed>) = 0 [pid 6546] <... futex resumed>) = 1 [pid 6547] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6546] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6547] <... futex resumed>) = 0 [pid 6546] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6547] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6546] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6547] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6546] <... futex resumed>) = 0 [pid 6547] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6546] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6545] +++ exited with 0 +++ [pid 6544] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6544, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6548 attached , child_tidptr=0x555565a8a690) = 6548 [pid 6548] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6548] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6546] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6548] setpgid(0, 0) = 0 [pid 6548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6548] write(3, "1000", 4executing program ) = 4 [pid 6548] close(3) = 0 [pid 6548] write(1, "executing program\n", 18) = 18 [pid 6548] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6548] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6548] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6548] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6548] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6548] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6548] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6549 attached => {parent_tid=[6549]}, 88) = 6549 [pid 6548] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6548] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6548] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6549] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6549] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6549] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6549] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6549] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6548] <... futex resumed>) = 0 [pid 6549] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6548] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6548] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6549] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6549] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6549] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6549] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6548] <... futex resumed>) = 0 [pid 6548] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6548] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6549] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6548] <... futex resumed>) = 0 [pid 6548] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6548] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6549] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6548] <... futex resumed>) = 0 [pid 6548] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6548] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6549] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6548] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6548] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6546] exit_group(0) = ? [pid 6547] <... io_uring_enter resumed>) = ? [pid 6547] +++ exited with 0 +++ [pid 6546] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6546, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6548] exit_group(0) = ? [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6550 attached , child_tidptr=0x555565a8a690) = 6550 [pid 6550] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6550] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6550] setpgid(0, 0) = 0 [pid 6550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6550] write(3, "1000", 4) = 4 [pid 6550] close(3) = 0 [pid 6550] write(1, "executing program\n", 18executing program ) = 18 [pid 6550] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6550] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6550] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6550] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6550] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6550] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6550] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6551 attached => {parent_tid=[6551]}, 88) = 6551 [pid 6551] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6550] rt_sigprocmask(SIG_SETMASK, [], [pid 6551] <... rseq resumed>) = 0 [pid 6550] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6551] set_robust_list(0x7f7ba9d249a0, 24 [pid 6550] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6551] <... set_robust_list resumed>) = 0 [pid 6550] <... futex resumed>) = 0 [pid 6551] rt_sigprocmask(SIG_SETMASK, [], [pid 6550] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6551] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6551] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6551] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6550] <... futex resumed>) = 0 [pid 6551] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6550] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6549] <... io_uring_enter resumed>) = ? [pid 6551] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] <... futex resumed>) = 0 [pid 6551] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6550] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6549] +++ exited with 0 +++ [pid 6548] +++ exited with 0 +++ [pid 6551] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6548, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6551] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6552 ./strace-static-x86_64: Process 6552 attached [pid 6551] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6552] set_robust_list(0x555565a8a6a0, 24 [pid 6551] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] <... set_robust_list resumed>) = 0 [pid 6551] <... futex resumed>) = 0 [pid 6550] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6550] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6551] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6551] <... futex resumed>) = 0 [pid 6550] <... futex resumed>) = 0 [pid 6552] <... prctl resumed>) = 0 [pid 6551] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6550] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6552] setpgid(0, 0) = 0 [pid 6550] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6551] <... futex resumed>) = 0 [pid 6552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6551] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6550] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6551] <... futex resumed>) = 0 [pid 6550] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6552] <... openat resumed>) = 3 [pid 6551] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6550] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6552] write(3, "1000", 4 [pid 6550] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6552] <... write resumed>) = 4 [pid 6552] close(3executing program ) = 0 [pid 6552] write(1, "executing program\n", 18) = 18 [pid 6552] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6550] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6552] <... futex resumed>) = 0 [pid 6552] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6552] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6552] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6552] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6552] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6552] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6553]}, 88) = 6553 ./strace-static-x86_64: Process 6553 attached [pid 6552] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6553] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6552] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6553] <... rseq resumed>) = 0 [pid 6552] <... futex resumed>) = 0 [pid 6552] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6553] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6553] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6553] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6553] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6552] <... futex resumed>) = 0 [pid 6553] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6552] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6553] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6553] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6553] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6553] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6552] <... futex resumed>) = 0 [pid 6552] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6552] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6553] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6552] <... futex resumed>) = 0 [pid 6552] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6553] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6553] <... futex resumed>) = 0 [pid 6552] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6553] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6552] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6552] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6551] <... io_uring_enter resumed>) = 4096 [pid 6551] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6550] exit_group(0) = ? [pid 6551] <... futex resumed>) = ? [pid 6551] +++ exited with 0 +++ [pid 6550] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6550, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6554 ./strace-static-x86_64: Process 6554 attached [pid 6552] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6554] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6554] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6554] setpgid(0, 0) = 0 [pid 6554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6554] write(3, "1000", 4) = 4 [pid 6554] close(3) = 0 executing program [pid 6554] write(1, "executing program\n", 18) = 18 [pid 6554] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6554] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6554] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6554] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6554] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6554] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6554] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6555]}, 88) = 6555 [pid 6554] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6555 attached [pid 6554] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6555] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6554] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6555] <... rseq resumed>) = 0 [pid 6555] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6555] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6555] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6555] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6554] <... futex resumed>) = 0 [pid 6554] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6555] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6554] futex(0x7f7ba9df532c, 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 6555] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6555] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6555] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6554] <... futex resumed>) = 0 [pid 6555] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6554] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6554] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6555] <... futex resumed>) = 0 [pid 6555] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6555] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6554] <... futex resumed>) = 0 [pid 6554] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6555] <... futex resumed>) = 0 [pid 6555] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6555] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6554] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6553] <... io_uring_enter resumed>) = 4096 [pid 6554] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] <... futex resumed>) = 0 [pid 6554] <... futex resumed>) = 1 [pid 6553] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6554] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6553] <... futex resumed>) = 0 [pid 6552] exit_group(0) = ? [pid 6553] +++ exited with 0 +++ [pid 6552] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6552, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6556 ./strace-static-x86_64: Process 6556 attached [pid 6556] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6554] <... 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(3executing program ) = 0 [pid 6556] write(1, "executing program\n", 18) = 18 [pid 6556] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6556] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6556] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6557 attached [pid 6557] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6557] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6557] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6557] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6556] <... clone3 resumed> => {parent_tid=[6557]}, 88) = 6557 [pid 6556] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6556] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6557] <... futex resumed>) = 0 [pid 6556] futex(0x7f7ba9df532c, 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(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6556] <... futex resumed>) = 0 [pid 6556] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6556] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6557] 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 6557] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6557] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6557] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6556] <... futex resumed>) = 0 [pid 6557] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6556] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6556] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6557] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6557] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6556] <... futex resumed>) = 0 [pid 6556] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6557] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6556] <... futex resumed>) = 0 [pid 6556] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6556] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6556] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6557] <... futex resumed>) = 1 [pid 6556] <... futex resumed>) = 0 [pid 6556] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=42000000} [pid 6555] <... io_uring_enter resumed>) = 4096 [pid 6557] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6555] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6554] exit_group(0) = ? [pid 6556] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6555] +++ exited with 0 +++ [pid 6554] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6554, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6558 attached , child_tidptr=0x555565a8a690) = 6558 [pid 6558] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6558] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6558] setpgid(0, 0) = 0 [pid 6558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6558] write(3, "1000", 4) = 4 [pid 6558] close(3) = 0 executing program [pid 6558] write(1, "executing program\n", 18) = 18 [pid 6558] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6558] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6558] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6558] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6558] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6558] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6558] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6559 attached => {parent_tid=[6559]}, 88) = 6559 [pid 6558] rt_sigprocmask(SIG_SETMASK, [], [pid 6559] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6558] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6559] <... rseq resumed>) = 0 [pid 6558] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6559] set_robust_list(0x7f7ba9d249a0, 24 [pid 6558] <... futex resumed>) = 0 [pid 6559] <... set_robust_list resumed>) = 0 [pid 6558] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6559] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6559] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6559] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6558] <... futex resumed>) = 0 [pid 6559] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6558] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6559] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6558] <... futex resumed>) = 0 [pid 6558] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6559] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6559] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6559] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6558] <... futex resumed>) = 0 [pid 6559] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6558] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6559] <... futex resumed>) = 0 [pid 6558] <... futex resumed>) = 0 [pid 6559] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6558] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6558] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6559] <... futex resumed>) = 0 [pid 6558] <... futex resumed>) = 1 [pid 6559] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6558] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6559] <... futex resumed>) = 0 [pid 6558] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6559] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6558] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6559] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6559] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6558] <... futex resumed>) = 0 [pid 6558] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6556] exit_group(0) = ? [pid 6558] exit_group(0 [pid 6559] <... io_uring_enter resumed>) = ? [pid 6558] <... exit_group resumed>) = ? [pid 6557] <... io_uring_enter resumed>) = ? [pid 6557] +++ exited with 0 +++ [pid 6556] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6556, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6560 attached [pid 6560] set_robust_list(0x555565a8a6a0, 24 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6560 [pid 6560] <... set_robust_list resumed>) = 0 [pid 6560] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6560] setpgid(0, 0) = 0 [pid 6560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6560] write(3, "1000", 4 [pid 6559] +++ exited with 0 +++ [pid 6558] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6558, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6560] <... write resumed>) = 4 [pid 6560] close(3executing program ) = 0 [pid 6560] write(1, "executing program\n", 18) = 18 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6561 [pid 6560] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6560] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6560] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6560] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6560] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6560] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6560] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6562 attached => {parent_tid=[6562]}, 88) = 6562 [pid 6560] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6560] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6562] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6560] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6562] <... rseq resumed>) = 0 [pid 6562] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6562] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6562] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6562] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6560] <... futex resumed>) = 0 [pid 6560] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6560] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6562] 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 6562] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6562] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6562] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6560] <... futex resumed>) = 0 [pid 6560] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6560] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6562] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6560] <... futex resumed>) = 0 [pid 6562] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6560] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6562] <... futex resumed>) = 0 [pid 6560] <... futex resumed>) = 0 [pid 6562] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6560] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6561 attached ) = -1 EAGAIN (Resource temporarily unavailable) [pid 6560] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6562] <... futex resumed>) = 0 [pid 6561] set_robust_list(0x555565a8a6a0, 24 [pid 6560] <... futex resumed>) = 1 [pid 6562] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6561] <... set_robust_list resumed>) = 0 [pid 6560] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6561] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6561] setpgid(0, 0) = 0 [pid 6561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6560] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6561] write(3, "1000", 4executing program ) = 4 [pid 6561] close(3) = 0 [pid 6561] write(1, "executing program\n", 18) = 18 [pid 6561] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6561] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6561] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6561] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6561] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6561] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6561] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6563 attached [pid 6563] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6561] <... clone3 resumed> => {parent_tid=[6563]}, 88) = 6563 [pid 6563] <... rseq resumed>) = 0 [pid 6563] set_robust_list(0x7f7ba9d249a0, 24 [pid 6561] rt_sigprocmask(SIG_SETMASK, [], [pid 6563] <... set_robust_list resumed>) = 0 [pid 6563] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6561] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6561] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6563] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6561] <... futex resumed>) = 0 [pid 6563] <... openat resumed>) = 3 [pid 6561] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6563] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6561] <... futex resumed>) = 0 [pid 6563] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6561] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6561] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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 6563] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6561] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6563] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6561] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6563] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6561] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6563] <... futex resumed>) = 0 [pid 6561] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6563] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6561] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6561] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6561] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0}./strace-static-x86_64: Process 6564 attached [pid 6564] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6561] <... clone3 resumed> => {parent_tid=[6564]}, 88) = 6564 [pid 6564] <... rseq resumed>) = 0 [pid 6561] rt_sigprocmask(SIG_SETMASK, [], [pid 6564] set_robust_list(0x7f7ba9c9e9a0, 24 [pid 6561] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6561] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6561] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6564] <... set_robust_list resumed>) = 0 [pid 6564] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6564] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6561] <... futex resumed>) = 0 [pid 6564] <... futex resumed>) = 1 [pid 6561] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6564] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6563] <... futex resumed>) = 0 [pid 6561] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6563] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6561] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6563] <... futex resumed>) = 0 [pid 6561] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6563] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6561] <... futex resumed>) = 0 [pid 6561] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6562] <... io_uring_enter resumed>) = 4096 [pid 6562] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6560] exit_group(0) = ? [pid 6562] <... futex resumed>) = ? [pid 6562] +++ exited with 0 +++ [pid 6560] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6560, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6565 ./strace-static-x86_64: Process 6565 attached [pid 6565] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6565] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6565] setpgid(0, 0) = 0 [pid 6565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6565] write(3, "1000", 4) = 4 [pid 6565] close(3) = 0 [pid 6565] write(1, "executing program\n", 18executing program ) = 18 [pid 6565] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6565] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6565] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6565] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6565] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6565] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6565] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6566 attached => {parent_tid=[6566]}, 88) = 6566 [pid 6565] rt_sigprocmask(SIG_SETMASK, [], [pid 6566] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6565] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6565] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] set_robust_list(0x7f7ba9d249a0, 24 [pid 6565] <... futex resumed>) = 0 [pid 6566] <... set_robust_list resumed>) = 0 [pid 6565] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6566] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6566] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6566] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6565] <... futex resumed>) = 0 [pid 6565] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6566] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6565] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6566] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6566] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6565] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6566] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6565] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6566] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6565] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9cbe000 [pid 6566] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6565] mprotect(0x7f7ba9cbf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6566] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6565] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6566] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6565] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6565] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9cde990, parent_tid=0x7f7ba9cde990, exit_signal=0, stack=0x7f7ba9cbe000, stack_size=0x20300, tls=0x7f7ba9cde6c0}./strace-static-x86_64: Process 6567 attached => {parent_tid=[6567]}, 88) = 6567 [pid 6567] rseq(0x7f7ba9cdefe0, 0x20, 0, 0x53053053 [pid 6565] rt_sigprocmask(SIG_SETMASK, [], [pid 6567] <... rseq resumed>) = 0 [pid 6565] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6567] set_robust_list(0x7f7ba9cde9a0, 24 [pid 6565] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6567] <... set_robust_list resumed>) = 0 [pid 6567] rt_sigprocmask(SIG_SETMASK, [], [pid 6565] <... futex resumed>) = 0 [pid 6567] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6565] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6567] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6567] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6565] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] <... futex resumed>) = 0 [pid 6565] <... futex resumed>) = 1 [pid 6566] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6566] <... futex resumed>) = 0 [pid 6565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6566] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6565] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6565] <... futex resumed>) = 0 [pid 6566] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6565] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6563] <... io_uring_enter resumed>) = 4096 [pid 6563] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6561] exit_group(0 [pid 6564] <... futex resumed>) = ? [pid 6561] <... exit_group resumed>) = ? [pid 6564] +++ exited with 0 +++ [pid 6565] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6563] +++ exited with 0 +++ [pid 6561] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6561, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6568 ./strace-static-x86_64: Process 6568 attached [pid 6568] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6568] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6568] setpgid(0, 0) = 0 [pid 6568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6568] write(3, "1000", 4) = 4 [pid 6568] close(3) = 0 executing program [pid 6568] write(1, "executing program\n", 18) = 18 [pid 6568] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6568] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6568] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6568] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6568] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6568] rt_sigprocmask(SIG_BLOCK, ~[], [], 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6569]}, 88) = 6569 [pid 6568] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6568] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6568] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6569 attached [pid 6569] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6569] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6569] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6569] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6569] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6569] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6568] <... futex resumed>) = 0 [pid 6568] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6569] <... futex resumed>) = 0 [pid 6568] <... futex resumed>) = 1 [pid 6569] 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 6569] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6568] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6569] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6569] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6568] <... futex resumed>) = 0 [pid 6568] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6568] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6569] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6568] <... futex resumed>) = 0 [pid 6569] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6568] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6569] <... futex resumed>) = 0 [pid 6568] <... futex resumed>) = 0 [pid 6569] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6568] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6568] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6569] <... futex resumed>) = 0 [pid 6569] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6568] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6566] <... io_uring_enter resumed>) = 4096 [pid 6566] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] exit_group(0 [pid 6567] <... futex resumed>) = ? [pid 6565] <... exit_group resumed>) = ? [pid 6567] +++ exited with 0 +++ [pid 6566] <... futex resumed>) = ? [pid 6566] +++ exited with 0 +++ [pid 6565] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6565, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6570 attached , child_tidptr=0x555565a8a690) = 6570 [pid 6570] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6570] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6570] setpgid(0, 0) = 0 [pid 6570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6570] write(3, "1000", 4) = 4 [pid 6570] close(3executing program ) = 0 [pid 6570] write(1, "executing program\n", 18) = 18 [pid 6570] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6570] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6570] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6570] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6570] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6570] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6570] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6571 attached [pid 6571] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6570] <... clone3 resumed> => {parent_tid=[6571]}, 88) = 6571 [pid 6571] <... rseq resumed>) = 0 [pid 6570] rt_sigprocmask(SIG_SETMASK, [], [pid 6571] set_robust_list(0x7f7ba9d249a0, 24 [pid 6570] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6571] <... set_robust_list resumed>) = 0 [pid 6570] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6571] rt_sigprocmask(SIG_SETMASK, [], [pid 6570] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6571] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6571] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6571] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6570] <... futex resumed>) = 0 [pid 6570] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6570] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6571] 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] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6571] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6571] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6570] <... futex resumed>) = 0 [pid 6570] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6571] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] <... futex resumed>) = 0 [pid 6571] <... futex resumed>) = 0 [pid 6570] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6571] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6570] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6571] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] <... futex resumed>) = 0 [pid 6570] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6571] <... futex resumed>) = 0 [pid 6570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6571] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6570] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6570] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6568] exit_group(0) = ? [pid 6569] <... io_uring_enter resumed>) = ? [pid 6569] +++ exited with 0 +++ [pid 6568] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6568, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6572 ./strace-static-x86_64: Process 6572 attached [pid 6572] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6570] exit_group(0) = ? [pid 6572] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6572] setpgid(0, 0) = 0 [pid 6572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6572] write(3, "1000", 4) = 4 [pid 6572] close(3) = 0 executing program [pid 6572] write(1, "executing program\n", 18) = 18 [pid 6572] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6572] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6572] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6572] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6572] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6572] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6571] <... io_uring_enter resumed>) = ? [pid 6572] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6572] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6573 attached [pid 6571] +++ exited with 0 +++ [pid 6570] +++ exited with 0 +++ [pid 6572] <... clone3 resumed> => {parent_tid=[6573]}, 88) = 6573 [pid 6573] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6572] rt_sigprocmask(SIG_SETMASK, [], [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6570, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6573] <... rseq resumed>) = 0 [pid 6572] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 6573] set_robust_list(0x7f7ba9d249a0, 24 [pid 6572] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6573] <... set_robust_list resumed>) = 0 [pid 6572] <... futex resumed>) = 0 [pid 6573] rt_sigprocmask(SIG_SETMASK, [], [pid 6572] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6573] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6573] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6573] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6572] <... futex resumed>) = 0 [pid 6573] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6572] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6573] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6572] <... futex resumed>) = 0 [pid 6573] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5877] <... restart_syscall resumed>) = 0 [pid 6572] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6573] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6574 attached [pid 6574] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6574] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6574] setpgid(0, 0) = 0 [pid 6574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6574] write(3, "1000", 4) = 4 [pid 6574] close(3executing program ) = 0 [pid 6574] write(1, "executing program\n", 18) = 18 [pid 6574] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6574] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6574] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6574] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6574] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6574] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6574 [pid 6574] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6573] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6574] <... clone3 resumed> => {parent_tid=[6575]}, 88) = 6575 [pid 6574] rt_sigprocmask(SIG_SETMASK, [], [pid 6573] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6574] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6573] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6574] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 6575 attached [pid 6574] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6573] <... futex resumed>) = 1 [pid 6572] <... futex resumed>) = 0 [pid 6572] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6573] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6572] <... futex resumed>) = 0 [pid 6573] <... futex resumed>) = 0 [pid 6575] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6573] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6572] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6575] <... rseq resumed>) = 0 [pid 6575] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6575] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6575] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6575] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6574] <... futex resumed>) = 0 [pid 6575] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6574] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6574] <... futex resumed>) = 0 [pid 6574] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6572] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6572] <... futex resumed>) = 1 [pid 6572] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6575] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6575] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6574] <... futex resumed>) = 0 [pid 6575] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6574] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] <... futex resumed>) = 0 [pid 6574] <... futex resumed>) = 0 [pid 6575] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6574] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6574] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] <... futex resumed>) = 0 [pid 6574] <... futex resumed>) = 1 [pid 6575] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6574] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6575] <... futex resumed>) = 0 [pid 6574] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6575] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6574] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6573] <... futex resumed>) = 0 [pid 6574] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6573] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6572] <... futex resumed>) = 0 [pid 6572] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6573] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6572] <... futex resumed>) = 0 [pid 6572] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6574] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6572] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6574] exit_group(0) = ? [pid 6575] <... io_uring_enter resumed>) = ? [pid 6575] +++ exited with 0 +++ [pid 6574] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6574, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6576 attached , child_tidptr=0x555565a8a690) = 6576 [pid 6576] set_robust_list(0x555565a8a6a0, 24) = 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 executing program [pid 6576] close(3) = 0 [pid 6576] write(1, "executing program\n", 18) = 18 [pid 6576] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6576] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6576] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6577 attached => {parent_tid=[6577]}, 88) = 6577 [pid 6577] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6576] rt_sigprocmask(SIG_SETMASK, [], [pid 6577] <... rseq resumed>) = 0 [pid 6576] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6577] set_robust_list(0x7f7ba9d249a0, 24 [pid 6576] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] <... set_robust_list resumed>) = 0 [pid 6576] <... futex resumed>) = 0 [pid 6577] rt_sigprocmask(SIG_SETMASK, [], [pid 6576] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6577] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6577] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6577] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6576] <... futex resumed>) = 0 [pid 6577] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6576] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6576] <... futex resumed>) = 0 [pid 6577] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6576] futex(0x7f7ba9df532c, 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) = 0x7f7ba9cdf000 [pid 6577] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6577] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6576] <... futex resumed>) = 0 [pid 6576] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6577] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6576] futex(0x7f7ba9df532c, 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(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6576] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6576] <... futex resumed>) = 0 [pid 6577] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6576] futex(0x7f7ba9df532c, 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] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6576] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6576] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6573] <... io_uring_enter resumed>) = 4096 [pid 6573] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6572] exit_group(0) = ? [pid 6576] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6573] +++ exited with 0 +++ [pid 6572] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6572, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6578 attached , child_tidptr=0x555565a8a690) = 6578 [pid 6578] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6578] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6578] setpgid(0, 0) = 0 [pid 6578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6578] write(3, "1000", 4executing program ) = 4 [pid 6578] close(3) = 0 [pid 6578] write(1, "executing program\n", 18) = 18 [pid 6578] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6578] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6578] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6578] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6578] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6578] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6578] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6579 attached => {parent_tid=[6579]}, 88) = 6579 [pid 6578] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6578] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6578] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6579] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6579] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6579] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6579] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6579] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6578] <... futex resumed>) = 0 [pid 6578] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6578] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6579] 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 6579] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6579] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6579] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6578] <... futex resumed>) = 0 [pid 6578] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6578] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6579] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6578] <... futex resumed>) = 0 [pid 6578] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6578] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6579] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6578] <... futex resumed>) = 0 [pid 6578] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6578] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6579] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6578] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6577] <... io_uring_enter resumed>) = 4096 [pid 6577] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6576] exit_group(0 [pid 6577] <... futex resumed>) = 0 [pid 6576] <... exit_group resumed>) = ? [pid 6577] +++ exited with 0 +++ [pid 6576] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6576, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6580 attached [pid 6580] set_robust_list(0x555565a8a6a0, 24 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6580 [pid 6580] <... set_robust_list resumed>) = 0 [pid 6580] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6580] setpgid(0, 0) = 0 [pid 6580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6580] write(3, "1000", 4) = 4 [pid 6580] close(3) = 0 [pid 6580] write(1, "executing program\n", 18) = 18 [pid 6580] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6580] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6580] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6580] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6580] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6580] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6580] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6581]}, 88) = 6581 [pid 6580] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6581 attached NULL, 8) = 0 [pid 6580] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6581] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6580] <... futex resumed>) = 0 [pid 6581] <... rseq resumed>) = 0 [pid 6580] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6581] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6581] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6581] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6581] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6580] <... futex resumed>) = 0 [pid 6580] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6580] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6581] 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 6581] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6581] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6581] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6580] <... futex resumed>) = 0 [pid 6580] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6581] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6580] <... futex resumed>) = 0 [pid 6581] <... futex resumed>) = 0 [pid 6580] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6581] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6580] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6581] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6580] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6581] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6580] <... futex resumed>) = 0 [pid 6581] <... futex resumed>) = 0 [pid 6580] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6581] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6580] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6580] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6581] <... futex resumed>) = 0 [pid 6580] <... futex resumed>) = 1 [pid 6581] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6580] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6579] <... io_uring_enter resumed>) = 4096 [pid 6579] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6578] exit_group(0) = ? [pid 6579] +++ exited with 0 +++ [pid 6578] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6578, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6582 attached [pid 6580] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6582 [pid 6582] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6582] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6582] setpgid(0, 0) = 0 [pid 6582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6582] write(3, "1000", 4executing program ) = 4 [pid 6582] close(3) = 0 [pid 6582] write(1, "executing program\n", 18) = 18 [pid 6582] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6582] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6582] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6582] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6582] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6582] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6582] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6583]}, 88) = 6583 [pid 6582] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6582] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6582] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6583 attached [pid 6583] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6583] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6583] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6583] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6582] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6582] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6582] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9ce3000 [pid 6582] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6582] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6582] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0} => {parent_tid=[6584]}, 88) = 6584 [pid 6582] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6582] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6582] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6584 attached [pid 6584] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 6583] <... openat resumed>) = 3 [pid 6584] <... rseq resumed>) = 0 [pid 6584] set_robust_list(0x7f7ba9d039a0, 24) = 0 [pid 6584] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6584] 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 6583] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6584] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cbe000 [pid 6584] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6583] <... futex resumed>) = 0 [pid 6583] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6584] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6582] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6582] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6582] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6583] <... futex resumed>) = 0 [pid 6584] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6583] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6584] <... futex resumed>) = 0 [pid 6582] <... futex resumed>) = ? [pid 6584] +++ killed by SIGSEGV +++ [pid 6583] +++ killed by SIGSEGV +++ [pid 6582] +++ killed by SIGSEGV +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6582, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6585 ./strace-static-x86_64: Process 6585 attached [pid 6585] set_robust_list(0x555565a8a6a0, 24) = 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(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6585] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6585] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6586 attached [pid 6586] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6585] <... clone3 resumed> => {parent_tid=[6586]}, 88) = 6586 [pid 6586] <... rseq resumed>) = 0 [pid 6585] rt_sigprocmask(SIG_SETMASK, [], [pid 6586] set_robust_list(0x7f7ba9d249a0, 24 [pid 6585] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6586] <... set_robust_list resumed>) = 0 [pid 6585] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6586] rt_sigprocmask(SIG_SETMASK, [], [pid 6585] <... futex resumed>) = 0 [pid 6585] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6586] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6586] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6586] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6585] <... futex resumed>) = 0 [pid 6586] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6585] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6585] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6586] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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) = 0x7f7ba9cdf000 [pid 6586] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6586] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6585] <... futex resumed>) = 0 [pid 6585] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6586] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6585] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6586] <... futex resumed>) = 0 [pid 6585] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6586] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6585] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6586] <... futex resumed>) = 0 [pid 6585] <... futex resumed>) = 0 [pid 6586] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6585] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6585] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6586] <... futex resumed>) = 0 [pid 6585] <... futex resumed>) = 1 [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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6581] <... io_uring_enter resumed>) = 4096 [pid 6581] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6580] exit_group(0) = ? [pid 6585] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6581] <... futex resumed>) = ? [pid 6581] +++ exited with 0 +++ [pid 6580] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6580, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6587 attached , child_tidptr=0x555565a8a690) = 6587 [pid 6587] set_robust_list(0x555565a8a6a0, 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 6587] write(3, "1000", 4) = 4 executing program [pid 6587] close(3) = 0 [pid 6587] write(1, "executing program\n", 18) = 18 [pid 6587] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6587] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6587] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6588 attached => {parent_tid=[6588]}, 88) = 6588 [pid 6587] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6587] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6587] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6588] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6588] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6588] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6588] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6588] futex(0x7f7ba9df532c, 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(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [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 resumed>) = 0 [pid 6587] futex(0x7f7ba9df532c, 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) = 0x7f7ba9cdf000 [pid 6588] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6588] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6587] <... futex resumed>) = 0 [pid 6587] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6587] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6588] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6587] <... futex resumed>) = 0 [pid 6587] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6587] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6588] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6587] <... futex resumed>) = 0 [pid 6587] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6587] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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 resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6587] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6587] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6585] exit_group(0) = ? [pid 6587] exit_group(0) = ? [pid 6586] <... io_uring_enter resumed>) = ? [pid 6586] +++ exited with 0 +++ [pid 6585] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6585, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6589 attached , child_tidptr=0x555565a8a690) = 6589 [pid 6589] set_robust_list(0x555565a8a6a0, 24) = 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 [pid 6588] <... io_uring_enter resumed>) = ? [pid 6589] <... openat resumed>) = 3 [pid 6589] write(3, "1000", 4) = 4 [pid 6588] +++ exited with 0 +++ [pid 6587] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6587, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 6589] close(3 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6589] <... close resumed>) = 0 executing program [pid 6589] write(1, "executing program\n", 18) = 18 ./strace-static-x86_64: Process 6590 attached [pid 6589] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6589] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6590 [pid 6589] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6589] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6590] set_robust_list(0x555565a8a6a0, 24 [pid 6589] <... mprotect resumed>) = 0 [pid 6590] <... set_robust_list resumed>) = 0 [pid 6590] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6589] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6590] <... prctl resumed>) = 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6590] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 6591 attached [pid 6590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6589] <... clone3 resumed> => {parent_tid=[6591]}, 88) = 6591 executing program [pid 6590] <... openat resumed>) = 3 [pid 6589] rt_sigprocmask(SIG_SETMASK, [], [pid 6590] write(3, "1000", 4 [pid 6591] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6590] <... write resumed>) = 4 [pid 6589] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6591] <... rseq resumed>) = 0 [pid 6590] close(3 [pid 6589] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6591] set_robust_list(0x7f7ba9d249a0, 24 [pid 6590] <... close resumed>) = 0 [pid 6589] <... futex resumed>) = 0 [pid 6591] <... set_robust_list resumed>) = 0 [pid 6590] write(1, "executing program\n", 18 [pid 6589] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6591] rt_sigprocmask(SIG_SETMASK, [], [pid 6590] <... write resumed>) = 18 [pid 6591] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6590] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6591] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6590] <... futex resumed>) = 0 [pid 6591] <... openat resumed>) = 3 [pid 6590] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6591] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6590] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6591] <... futex resumed>) = 1 [pid 6590] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6589] <... futex resumed>) = 0 [pid 6590] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6591] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6590] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6590] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6590] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6590] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6589] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6592 attached [pid 6591] <... futex resumed>) = 0 [pid 6589] <... futex resumed>) = 1 [pid 6592] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6591] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6589] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6591] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6591] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6590] <... clone3 resumed> => {parent_tid=[6592]}, 88) = 6592 [pid 6591] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6590] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6590] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6590] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6591] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6591] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6589] <... futex resumed>) = 0 [pid 6592] <... rseq resumed>) = 0 [pid 6589] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6592] set_robust_list(0x7f7ba9d249a0, 24 [pid 6589] <... futex resumed>) = 0 [pid 6592] <... set_robust_list resumed>) = 0 [pid 6589] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6592] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6591] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6592] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6591] <... futex resumed>) = 1 [pid 6591] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6589] <... futex resumed>) = 0 [pid 6592] <... openat resumed>) = 3 [pid 6589] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6592] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6591] <... futex resumed>) = 0 [pid 6589] <... futex resumed>) = 1 [pid 6589] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6592] <... futex resumed>) = 1 [pid 6592] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6591] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6590] <... futex resumed>) = 0 [pid 6589] <... futex resumed>) = 0 [pid 6589] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6591] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6590] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6589] <... futex resumed>) = 0 [pid 6592] <... futex resumed>) = 0 [pid 6590] <... futex resumed>) = 1 [pid 6589] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6592] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6590] futex(0x7f7ba9df532c, 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) = 0x7f7ba9cdf000 [pid 6592] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6592] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6590] <... futex resumed>) = 0 [pid 6592] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6590] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6592] <... futex resumed>) = 0 [pid 6590] <... futex resumed>) = 0 [pid 6592] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6590] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6590] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6592] <... futex resumed>) = 0 [pid 6590] <... futex resumed>) = 1 [pid 6592] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6590] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6592] <... futex resumed>) = 0 [pid 6590] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6592] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6590] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6592] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6590] <... 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 6590] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6589] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6590] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6592] <... io_uring_enter resumed>) = 4096 [pid 6592] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6590] exit_group(0 [pid 6592] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6591] <... io_uring_enter resumed>) = 4096 [pid 6592] <... futex resumed>) = ? [pid 6590] <... exit_group resumed>) = ? [pid 6592] +++ exited with 0 +++ [pid 6590] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6590, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6591] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6589] exit_group(0 [pid 6591] <... futex resumed>) = ? [pid 6589] <... exit_group resumed>) = ? [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6593 attached [pid 6591] +++ exited with 0 +++ [pid 6589] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6589, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6593 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6593] set_robust_list(0x555565a8a6a0, 24./strace-static-x86_64: Process 6594 attached ) = 0 [pid 6594] set_robust_list(0x555565a8a6a0, 24 [pid 6593] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6594 [pid 6594] <... set_robust_list resumed>) = 0 [pid 6593] <... prctl resumed>) = 0 [pid 6594] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6593] setpgid(0, 0) = 0 [pid 6594] <... prctl resumed>) = 0 [pid 6594] setpgid(0, 0 [pid 6593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6594] <... setpgid resumed>) = 0 [pid 6593] <... openat resumed>) = 3 [pid 6594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6593] write(3, "1000", 4) = 4 [pid 6593] close(3) = 0 executing program [pid 6594] <... openat resumed>) = 3 [pid 6593] write(1, "executing program\n", 18) = 18 [pid 6594] write(3, "1000", 4) = 4 [pid 6594] close(3 [pid 6593] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6594] <... close resumed>) = 0 [pid 6593] <... futex resumed>) = 0 [pid 6594] write(1, "executing program\n", 18 [pid 6593] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, executing program [pid 6594] <... write resumed>) = 18 [pid 6593] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6594] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6593] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6594] <... futex resumed>) = 0 [pid 6593] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6594] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6594] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6593] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6594] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6593] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6594] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6593] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6594] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6593] <... mprotect resumed>) = 0 [pid 6593] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6594] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6593] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6594] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6593] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6594] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6595 attached [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6593] <... clone3 resumed> => {parent_tid=[6595]}, 88) = 6595 ./strace-static-x86_64: Process 6596 attached [pid 6593] rt_sigprocmask(SIG_SETMASK, [], [pid 6595] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6593] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6594] <... clone3 resumed> => {parent_tid=[6596]}, 88) = 6596 [pid 6596] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6595] <... rseq resumed>) = 0 [pid 6594] rt_sigprocmask(SIG_SETMASK, [], [pid 6593] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] <... rseq resumed>) = 0 [pid 6595] set_robust_list(0x7f7ba9d249a0, 24 [pid 6594] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6593] <... futex resumed>) = 0 [pid 6596] set_robust_list(0x7f7ba9d249a0, 24 [pid 6595] <... set_robust_list resumed>) = 0 [pid 6594] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6593] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6596] <... set_robust_list resumed>) = 0 [pid 6595] rt_sigprocmask(SIG_SETMASK, [], [pid 6594] <... futex resumed>) = 0 [pid 6596] rt_sigprocmask(SIG_SETMASK, [], [pid 6595] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6594] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6596] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6596] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6595] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6596] <... openat resumed>) = 3 [pid 6595] <... openat resumed>) = 3 [pid 6596] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6595] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6594] <... futex resumed>) = 0 [pid 6596] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6595] <... futex resumed>) = 1 [pid 6594] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6593] <... futex resumed>) = 0 [pid 6596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6595] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6594] <... futex resumed>) = 0 [pid 6593] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6595] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6594] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6593] <... futex resumed>) = 0 [pid 6596] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6595] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6593] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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 6596] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6596] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6595] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6596] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6595] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6596] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6595] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6595] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] <... futex resumed>) = 0 [pid 6595] <... futex resumed>) = 1 [pid 6594] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6593] <... futex resumed>) = 0 [pid 6595] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6594] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6593] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6595] <... futex resumed>) = 0 [pid 6594] <... futex resumed>) = 0 [pid 6593] <... futex resumed>) = 0 [pid 6595] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6594] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6593] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6596] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6593] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] <... futex resumed>) = 1 [pid 6595] <... futex resumed>) = 0 [pid 6594] <... futex resumed>) = 0 [pid 6593] <... futex resumed>) = 1 [pid 6596] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6595] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6594] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6593] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6596] <... futex resumed>) = 0 [pid 6595] <... futex resumed>) = 0 [pid 6594] <... futex resumed>) = 0 [pid 6593] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6593] <... futex resumed>) = 0 [pid 6594] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6593] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6594] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] <... futex resumed>) = 0 [pid 6594] <... futex resumed>) = 1 [pid 6596] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6594] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6593] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6594] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6596] <... io_uring_enter resumed>) = 4096 [pid 6596] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6596] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6594] exit_group(0) = ? [pid 6596] <... futex resumed>) = ? [pid 6596] +++ exited with 0 +++ [pid 6594] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6594, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6597 attached , child_tidptr=0x555565a8a690) = 6597 [pid 6597] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6597] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6597] setpgid(0, 0) = 0 [pid 6597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6597] write(3, "1000", 4) = 4 [pid 6597] close(3) = 0 executing program [pid 6597] write(1, "executing program\n", 18) = 18 [pid 6597] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6597] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6597] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6597] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6597] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6597] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6597] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6598 attached => {parent_tid=[6598]}, 88) = 6598 [pid 6597] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6597] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6598] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6597] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6598] <... rseq resumed>) = 0 [pid 6598] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6598] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6595] <... io_uring_enter resumed>) = 4096 [pid 6598] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6595] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6593] exit_group(0 [pid 6595] <... futex resumed>) = 0 [pid 6598] <... futex resumed>) = 1 [pid 6593] <... exit_group resumed>) = ? [pid 6597] <... futex resumed>) = 0 [pid 6598] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6597] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] <... futex resumed>) = 0 [pid 6597] <... futex resumed>) = 1 [pid 6598] 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 6598] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6598] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6598] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6598] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6597] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6595] +++ exited with 0 +++ [pid 6593] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6593, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6597] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6597] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6599 ./strace-static-x86_64: Process 6599 attached [pid 6597] <... futex resumed>) = 1 [pid 6599] set_robust_list(0x555565a8a6a0, 24 [pid 6598] <... futex resumed>) = 0 [pid 6597] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6598] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6598] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6597] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6599] <... set_robust_list resumed>) = 0 [pid 6597] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6599] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6598] <... futex resumed>) = 0 [pid 6597] <... futex resumed>) = 1 [pid 6598] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6599] setpgid(0, 0 [pid 6597] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6599] <... setpgid resumed>) = 0 [pid 6597] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] <... futex resumed>) = 0 [pid 6599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6597] <... futex resumed>) = 0 [pid 6598] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6597] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6599] <... openat resumed>) = 3 [pid 6599] write(3, "1000", 4) = 4 [pid 6597] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6599] close(3) = 0 [pid 6599] write(1, "executing program\n", 18executing program ) = 18 [pid 6599] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6599] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6599] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6599] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6599] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6599] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6599] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6600 attached [pid 6600] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6599] <... clone3 resumed> => {parent_tid=[6600]}, 88) = 6600 [pid 6600] <... rseq resumed>) = 0 [pid 6599] rt_sigprocmask(SIG_SETMASK, [], [pid 6600] set_robust_list(0x7f7ba9d249a0, 24 [pid 6599] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6599] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6600] <... set_robust_list resumed>) = 0 [pid 6599] <... futex resumed>) = 0 [pid 6600] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6599] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6600] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6600] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6599] <... futex resumed>) = 0 [pid 6600] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6599] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6600] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6599] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6600] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6600] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6600] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6600] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6599] <... futex resumed>) = 0 [pid 6599] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6600] <... futex resumed>) = 0 [pid 6600] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6599] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6600] <... futex resumed>) = 0 [pid 6599] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6600] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6599] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6600] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6599] <... futex resumed>) = 0 [pid 6600] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6599] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6600] <... futex resumed>) = 0 [pid 6599] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6600] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6599] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6600] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6599] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6600] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6599] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6598] <... io_uring_enter resumed>) = 4096 [pid 6598] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] exit_group(0) = ? [pid 6598] <... futex resumed>) = ? [pid 6598] +++ exited with 0 +++ [pid 6597] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6597, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6601 attached [pid 6601] set_robust_list(0x555565a8a6a0, 24 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6601 [pid 6601] <... set_robust_list resumed>) = 0 [pid 6601] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6601] setpgid(0, 0) = 0 [pid 6601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6601] write(3, "1000", 4) = 4 [pid 6601] close(3) = 0 executing program [pid 6601] write(1, "executing program\n", 18) = 18 [pid 6601] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6601] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6601] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6601] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6601] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6601] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6601] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6602]}, 88) = 6602 [pid 6601] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6601] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6602 attached [pid 6602] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6601] <... futex resumed>) = 0 [pid 6602] <... rseq resumed>) = 0 [pid 6601] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6602] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6602] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6602] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6602] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6601] <... futex resumed>) = 0 [pid 6602] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6601] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6601] <... futex resumed>) = 0 [pid 6602] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6601] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6602] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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) = 0x7f7ba9cdf000 [pid 6602] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6602] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6601] <... futex resumed>) = 0 [pid 6602] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6601] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6601] <... futex resumed>) = 0 [pid 6601] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6602] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6600] <... io_uring_enter resumed>) = 4096 [pid 6602] <... futex resumed>) = 1 [pid 6601] <... futex resumed>) = 0 [pid 6601] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6601] <... futex resumed>) = 0 [pid 6602] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6601] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6601] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] <... futex resumed>) = 0 [pid 6601] <... futex resumed>) = 1 [pid 6602] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6601] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6600] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6600] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6599] exit_group(0 [pid 6600] <... futex resumed>) = ? [pid 6599] <... exit_group resumed>) = ? [pid 6600] +++ exited with 0 +++ [pid 6599] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6599, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6601] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6603 attached , child_tidptr=0x555565a8a690) = 6603 [pid 6603] set_robust_list(0x555565a8a6a0, 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 [pid 6603] close(3) = 0 executing program [pid 6603] write(1, "executing program\n", 18) = 18 [pid 6603] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6603] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6603] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6604 attached [pid 6604] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6603] <... clone3 resumed> => {parent_tid=[6604]}, 88) = 6604 [pid 6604] <... rseq resumed>) = 0 [pid 6603] rt_sigprocmask(SIG_SETMASK, [], [pid 6604] set_robust_list(0x7f7ba9d249a0, 24 [pid 6603] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6604] <... set_robust_list resumed>) = 0 [pid 6603] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6604] rt_sigprocmask(SIG_SETMASK, [], [pid 6603] <... futex resumed>) = 0 [pid 6604] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6604] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6603] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6604] <... openat resumed>) = 3 [pid 6604] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6603] <... futex resumed>) = 0 [pid 6604] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6603] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6604] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6603] <... futex resumed>) = 0 [pid 6603] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6604] 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 6604] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6604] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6603] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6603] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6604] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6603] <... futex resumed>) = 0 [pid 6604] <... futex resumed>) = 0 [pid 6603] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6604] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6603] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6603] mprotect(0x7f7ba9c7f000, 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=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0} [pid 6602] <... io_uring_enter resumed>) = 4096 ./strace-static-x86_64: Process 6605 attached [pid 6602] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6605] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6603] <... clone3 resumed> => {parent_tid=[6605]}, 88) = 6605 [pid 6602] <... futex resumed>) = 0 [pid 6605] <... rseq resumed>) = 0 [pid 6603] rt_sigprocmask(SIG_SETMASK, [], [pid 6602] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6601] exit_group(0 [pid 6605] set_robust_list(0x7f7ba9c9e9a0, 24 [pid 6603] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6605] <... set_robust_list resumed>) = 0 [pid 6602] <... futex resumed>) = ? [pid 6601] <... exit_group resumed>) = ? [pid 6605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6603] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] +++ exited with 0 +++ [pid 6601] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6601, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6605] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6606 ./strace-static-x86_64: Process 6606 attached [pid 6605] <... futex resumed>) = 0 [pid 6603] <... futex resumed>) = 0 [pid 6605] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6603] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6606] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6603] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6606] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6603] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6606] <... prctl resumed>) = 0 [pid 6604] <... futex resumed>) = 0 [pid 6603] <... futex resumed>) = 1 [pid 6606] setpgid(0, 0 [pid 6604] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6603] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6606] <... setpgid resumed>) = 0 [pid 6604] <... futex resumed>) = 0 [pid 6603] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6604] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6603] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6604] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6603] <... futex resumed>) = 0 [pid 6606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6606] <... openat resumed>) = 3 [pid 6606] write(3, "1000", 4) = 4 [pid 6606] close(3) = 0 executing program [pid 6606] write(1, "executing program\n", 18) = 18 [pid 6606] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6606] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6606] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6606] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6606] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6606] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6606] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6603] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6607 attached [pid 6606] <... clone3 resumed> => {parent_tid=[6607]}, 88) = 6607 [pid 6606] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6606] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6606] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6607] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6607] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6607] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6607] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6606] <... futex resumed>) = 0 [pid 6607] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6606] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6607] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6606] <... futex resumed>) = 0 [pid 6607] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6606] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6607] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6607] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6607] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6607] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6606] <... futex resumed>) = 0 [pid 6606] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6607] <... futex resumed>) = 0 [pid 6606] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6607] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6606] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6607] <... futex resumed>) = 0 [pid 6607] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6606] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6607] <... futex resumed>) = 0 [pid 6607] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6606] <... futex resumed>) = 0 [pid 6606] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6606] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6607] <... futex resumed>) = 0 [pid 6607] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6606] <... futex resumed>) = 1 [pid 6606] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6604] <... io_uring_enter resumed>) = 4096 [pid 6604] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6603] exit_group(0) = ? [pid 6605] <... futex resumed>) = ? [pid 6605] +++ exited with 0 +++ [pid 6604] <... futex resumed>) = ? [pid 6604] +++ exited with 0 +++ [pid 6603] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6603, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6608 ./strace-static-x86_64: Process 6608 attached [pid 6608] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6608] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6608] setpgid(0, 0) = 0 [pid 6608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6608] write(3, "1000", 4) = 4 executing program [pid 6608] close(3) = 0 [pid 6608] write(1, "executing program\n", 18) = 18 [pid 6608] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6608] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6607] <... io_uring_enter resumed>) = 4096 [pid 6608] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6608] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6607] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6608] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6607] <... futex resumed>) = 0 [pid 6606] exit_group(0) = ? [pid 6608] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6607] +++ exited with 0 +++ [pid 6606] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6606, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 6608] <... mprotect resumed>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6609 ./strace-static-x86_64: Process 6609 attached [pid 6609] set_robust_list(0x555565a8a6a0, 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 [pid 6608] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6609] <... openat resumed>) = 3 [pid 6608] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6609] write(3, "1000", 4) = 4 [pid 6609] close(3) = 0 executing program ./strace-static-x86_64: Process 6610 attached [pid 6609] write(1, "executing program\n", 18 [pid 6610] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6609] <... write resumed>) = 18 [pid 6608] <... clone3 resumed> => {parent_tid=[6610]}, 88) = 6610 [pid 6610] <... rseq resumed>) = 0 [pid 6609] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6608] rt_sigprocmask(SIG_SETMASK, [], [pid 6609] <... futex resumed>) = 0 [pid 6609] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6609] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6611 attached [pid 6610] set_robust_list(0x7f7ba9d249a0, 24 [pid 6608] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6610] <... set_robust_list resumed>) = 0 [pid 6610] rt_sigprocmask(SIG_SETMASK, [], [pid 6608] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6610] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6608] <... futex resumed>) = 0 [pid 6610] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6609] <... clone3 resumed> => {parent_tid=[6611]}, 88) = 6611 [pid 6608] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6611] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6610] <... openat resumed>) = 3 [pid 6609] rt_sigprocmask(SIG_SETMASK, [], [pid 6611] <... rseq resumed>) = 0 [pid 6611] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6611] rt_sigprocmask(SIG_SETMASK, [], [pid 6609] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6611] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6609] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6611] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6609] <... futex resumed>) = 0 [pid 6611] <... openat resumed>) = 3 [pid 6609] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6611] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6610] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6611] <... futex resumed>) = 1 [pid 6609] <... futex resumed>) = 0 [pid 6611] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6609] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6611] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6609] <... futex resumed>) = 0 [pid 6609] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6611] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6611] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6611] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6609] <... futex resumed>) = 0 [pid 6609] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6609] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6611] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6610] <... futex resumed>) = 1 [pid 6608] <... futex resumed>) = 0 [pid 6611] <... futex resumed>) = 1 [pid 6610] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6609] <... futex resumed>) = 0 [pid 6608] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6609] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [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 6609] <... futex resumed>) = 0 [pid 6608] <... futex resumed>) = 0 [pid 6609] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6611] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6609] <... futex resumed>) = 0 [pid 6609] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6609] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6611] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6608] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6610] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6610] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6610] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6609] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6608] <... futex resumed>) = 0 [pid 6610] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6608] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6610] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6608] <... futex resumed>) = 0 [pid 6610] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6608] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6610] <... futex resumed>) = 0 [pid 6608] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6610] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6608] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6610] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6608] <... futex resumed>) = 0 [pid 6610] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6608] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6610] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6608] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6608] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6610] <... futex resumed>) = 0 [pid 6608] <... futex resumed>) = 1 [pid 6610] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6608] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6609] exit_group(0) = ? [pid 6610] <... io_uring_enter resumed>) = 4096 [pid 6610] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6608] exit_group(0) = ? [pid 6610] +++ exited with 0 +++ [pid 6608] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6608, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 6611] <... io_uring_enter resumed>) = ? [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6612 ./strace-static-x86_64: Process 6612 attached [pid 6612] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6612] setpgid(0, 0) = 0 [pid 6612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6612] write(3, "1000", 4) = 4 executing program [pid 6612] close(3 [pid 6611] +++ exited with 0 +++ [pid 6609] +++ exited with 0 +++ [pid 6612] <... close resumed>) = 0 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6609, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6612] write(1, "executing program\n", 18) = 18 [pid 6612] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6613 attached [pid 6612] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6612] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6613 [pid 6612] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6612] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6612] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6613] set_robust_list(0x555565a8a6a0, 24 [pid 6612] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6613] <... set_robust_list resumed>) = 0 [pid 6612] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6613] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6612] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6614 attached [pid 6613] <... prctl resumed>) = 0 [pid 6612] <... clone3 resumed> => {parent_tid=[6614]}, 88) = 6614 [pid 6613] setpgid(0, 0 [pid 6612] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6613] <... setpgid resumed>) = 0 [pid 6612] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6612] <... futex resumed>) = 0 [pid 6613] <... openat resumed>) = 3 [pid 6612] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6614] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6613] write(3, "1000", 4) = 4 [pid 6613] close(3) = 0 executing program [pid 6613] write(1, "executing program\n", 18) = 18 [pid 6613] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6614] <... rseq resumed>) = 0 [pid 6613] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6613] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6613] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6614] set_robust_list(0x7f7ba9d249a0, 24 [pid 6613] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6613] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6613] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6614] <... set_robust_list resumed>) = 0 [pid 6614] rt_sigprocmask(SIG_SETMASK, [], [pid 6613] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6615 attached [pid 6614] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6615] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6614] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6613] <... clone3 resumed> => {parent_tid=[6615]}, 88) = 6615 [pid 6615] <... rseq resumed>) = 0 [pid 6614] <... openat resumed>) = 3 [pid 6613] rt_sigprocmask(SIG_SETMASK, [], [pid 6614] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] set_robust_list(0x7f7ba9d249a0, 24 [pid 6614] <... futex resumed>) = 1 [pid 6613] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6612] <... futex resumed>) = 0 [pid 6615] <... set_robust_list resumed>) = 0 [pid 6614] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6613] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6612] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] rt_sigprocmask(SIG_SETMASK, [], [pid 6613] <... futex resumed>) = 0 [pid 6612] <... futex resumed>) = 0 [pid 6615] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6614] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6613] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6612] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6615] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6614] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6615] <... openat resumed>) = 3 [pid 6614] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6614] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6615] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6613] <... futex resumed>) = 0 [pid 6615] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6613] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6614] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6613] <... futex resumed>) = 0 [pid 6613] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6614] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6612] <... futex resumed>) = 0 [pid 6615] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6614] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6612] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6614] <... futex resumed>) = 0 [pid 6612] <... futex resumed>) = 0 [pid 6612] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6614] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6612] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6615] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6614] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6612] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6614] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6612] <... futex resumed>) = 0 [pid 6614] <... futex resumed>) = 0 [pid 6612] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6614] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6612] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6615] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6612] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] <... futex resumed>) = 1 [pid 6614] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6613] <... futex resumed>) = 0 [pid 6612] <... futex resumed>) = 0 [pid 6615] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6614] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6613] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6612] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6615] <... futex resumed>) = 0 [pid 6615] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6613] <... futex resumed>) = 0 [pid 6613] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6613] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] <... futex resumed>) = 0 [pid 6613] <... futex resumed>) = 1 [pid 6615] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6613] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6615] <... futex resumed>) = 0 [pid 6613] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6615] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6613] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6613] <... futex resumed>) = 0 [pid 6615] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6613] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6612] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6613] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6612] exit_group(0) = ? [pid 6613] exit_group(0) = ? [pid 6615] <... io_uring_enter resumed>) = ? [pid 6615] +++ exited with 0 +++ [pid 6613] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6613, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6616 attached , child_tidptr=0x555565a8a690) = 6616 [pid 6616] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6616] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6616] setpgid(0, 0) = 0 [pid 6616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6616] write(3, "1000", 4) = 4 [pid 6616] close(3) = 0 executing program [pid 6616] write(1, "executing program\n", 18) = 18 [pid 6616] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6616] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6616] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6616] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6616] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6616] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6616] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6617 attached [pid 6617] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6617] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6616] <... clone3 resumed> => {parent_tid=[6617]}, 88) = 6617 [pid 6617] rt_sigprocmask(SIG_SETMASK, [], [pid 6616] rt_sigprocmask(SIG_SETMASK, [], [pid 6617] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6616] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6617] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6616] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6617] <... openat resumed>) = 3 [pid 6616] <... futex resumed>) = 0 [pid 6616] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6617] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6616] <... futex resumed>) = 0 [pid 6617] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6616] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6617] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6616] <... futex resumed>) = 0 [pid 6616] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6617] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6614] <... io_uring_enter resumed>) = ? [pid 6617] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6617] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6616] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6617] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6616] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6617] <... futex resumed>) = 0 [pid 6616] <... futex resumed>) = 0 [pid 6616] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6617] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6616] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6617] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6616] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6617] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6617] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6616] <... futex resumed>) = 0 [pid 6614] +++ exited with 0 +++ [pid 6612] +++ exited with 0 +++ [pid 6617] <... futex resumed>) = 0 [pid 6616] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6617] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6616] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6616] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6612, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6617] <... futex resumed>) = 0 [pid 6616] <... futex resumed>) = 1 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6617] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6616] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6618 attached [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6618 [pid 6618] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6618] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6616] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6618] setpgid(0, 0) = 0 [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", 18executing program ) = 18 [pid 6618] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6618] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6618] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6618] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6619]}, 88) = 6619 [pid 6618] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6618] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6618] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6619 attached [pid 6619] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6619] set_robust_list(0x7f7ba9d249a0, 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(0x7f7ba9df532c, 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(0x7f7ba9df5328, 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 6619] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6618] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6619] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6619] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6619] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6618] <... futex resumed>) = 0 [pid 6618] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6619] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6618] <... futex resumed>) = 0 [pid 6619] <... futex resumed>) = 0 [pid 6618] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6619] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6618] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6618] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6619] <... futex resumed>) = 0 [pid 6618] <... futex resumed>) = 1 [pid 6619] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6618] futex(0x7f7ba9df532c, 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 6619] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6618] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6619] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6618] <... futex resumed>) = 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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6616] exit_group(0) = ? [pid 6618] exit_group(0) = ? [pid 6617] <... io_uring_enter resumed>) = ? [pid 6617] +++ exited with 0 +++ [pid 6616] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6616, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6620 ./strace-static-x86_64: Process 6620 attached [pid 6619] <... io_uring_enter resumed>) = ? [pid 6619] +++ exited with 0 +++ [pid 6618] +++ exited with 0 +++ [pid 6620] set_robust_list(0x555565a8a6a0, 24 [pid 5877] --- 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 6620] <... set_robust_list resumed>) = 0 [pid 6620] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6621 [pid 6620] setpgid(0, 0./strace-static-x86_64: Process 6621 attached ) = 0 [pid 6620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6620] write(3, "1000", 4) = 4 [pid 6620] close(3) = 0 [pid 6620] write(1, "executing program\n", 18executing program [pid 6621] set_robust_list(0x555565a8a6a0, 24 [pid 6620] <... write resumed>) = 18 [pid 6621] <... set_robust_list resumed>) = 0 [pid 6620] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6621] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6620] <... futex resumed>) = 0 [pid 6621] <... prctl resumed>) = 0 [pid 6620] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6621] setpgid(0, 0 [pid 6620] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6621] <... setpgid resumed>) = 0 [pid 6620] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6620] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6620] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6621] <... openat resumed>) = 3 [pid 6620] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6620] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6621] write(3, "1000", 4) = 4 [pid 6621] close(3 [pid 6620] <... mprotect resumed>) = 0 [pid 6621] <... close resumed>) = 0 [pid 6620] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6621] write(1, "executing program\n", 18 [pid 6620] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6621] <... write resumed>) = 18 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}executing program ./strace-static-x86_64: Process 6622 attached [pid 6621] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6620] <... clone3 resumed> => {parent_tid=[6622]}, 88) = 6622 [pid 6621] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6620] rt_sigprocmask(SIG_SETMASK, [], [pid 6621] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6620] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6621] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6620] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6622] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6621] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6620] <... futex resumed>) = 0 [pid 6622] <... rseq resumed>) = 0 [pid 6621] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6620] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6622] set_robust_list(0x7f7ba9d249a0, 24 [pid 6621] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6622] <... set_robust_list resumed>) = 0 [pid 6622] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6621] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6622] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6621] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6622] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6621] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6622] <... futex resumed>) = 1 [pid 6621] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6620] <... futex resumed>) = 0 [pid 6622] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6620] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6622] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6620] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6623 attached [pid 6622] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6620] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6623] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6622] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6621] <... clone3 resumed> => {parent_tid=[6623]}, 88) = 6623 [pid 6622] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6623] <... rseq resumed>) = 0 [pid 6623] set_robust_list(0x7f7ba9d249a0, 24 [pid 6622] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6623] <... set_robust_list resumed>) = 0 [pid 6622] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6621] rt_sigprocmask(SIG_SETMASK, [], [pid 6623] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6622] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6621] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6623] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6621] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6621] <... futex resumed>) = 0 [pid 6623] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6621] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6620] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6623] <... openat resumed>) = 3 [pid 6622] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6623] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6620] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6622] <... futex resumed>) = 0 [pid 6620] <... futex resumed>) = 0 [pid 6623] <... futex resumed>) = 1 [pid 6621] <... futex resumed>) = 0 [pid 6622] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6620] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6621] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6623] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6622] <... futex resumed>) = 0 [pid 6622] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6621] <... futex resumed>) = 0 [pid 6620] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6623] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6622] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6621] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6620] <... futex resumed>) = 0 [pid 6623] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6622] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6620] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6622] <... futex resumed>) = 0 [pid 6620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6622] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6623] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6620] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6622] <... futex resumed>) = 0 [pid 6622] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6620] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6623] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6623] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6621] <... futex resumed>) = 0 [pid 6621] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6623] <... futex resumed>) = 1 [pid 6621] <... futex resumed>) = 0 [pid 6623] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6621] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6623] <... futex resumed>) = 0 [pid 6621] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6623] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6621] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6623] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6621] <... futex resumed>) = 0 [pid 6623] <... futex resumed>) = 0 [pid 6621] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6623] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6621] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6620] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6621] <... futex resumed>) = 0 [pid 6623] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6621] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6622] <... io_uring_enter resumed>) = 4096 [pid 6622] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6620] exit_group(0) = ? [pid 6623] <... io_uring_enter resumed>) = 4096 [pid 6622] +++ exited with 0 +++ [pid 6620] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6620, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6623] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6621] exit_group(0./strace-static-x86_64: Process 6624 attached [pid 6623] <... futex resumed>) = ? [pid 6621] <... exit_group resumed>) = ? [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6624 [pid 6624] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6624] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6624] setpgid(0, 0) = 0 [pid 6623] +++ exited with 0 +++ [pid 6621] +++ exited with 0 +++ [pid 6624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6621, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 6624] <... openat resumed>) = 3 [pid 5877] <... restart_syscall resumed>) = 0 [pid 6624] write(3, "1000", 4) = 4 executing program [pid 6624] close(3) = 0 [pid 6624] write(1, "executing program\n", 18 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6624] <... write resumed>) = 18 [pid 6624] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6625 [pid 6624] <... futex resumed>) = 0 [pid 6624] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6624] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 6625 attached [pid 6625] set_robust_list(0x555565a8a6a0, 24 [pid 6624] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6624] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6625] <... set_robust_list resumed>) = 0 [pid 6625] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6625] setpgid(0, 0) = 0 [pid 6625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6625] write(3, "1000", 4) = 4 [pid 6625] close(3) = 0 executing program [pid 6625] write(1, "executing program\n", 18) = 18 [pid 6625] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6625] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6625] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6625] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6625] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6625] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6625] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6624] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6625] <... clone3 resumed> => {parent_tid=[6626]}, 88) = 6626 [pid 6625] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6625] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6624] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6626 attached [pid 6625] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6626] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6624] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6626] <... rseq resumed>) = 0 [pid 6624] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6626] set_robust_list(0x7f7ba9d249a0, 24 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6626] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 6627 attached [pid 6626] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6627] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6626] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6624] <... clone3 resumed> => {parent_tid=[6627]}, 88) = 6627 [pid 6627] <... rseq resumed>) = 0 [pid 6626] <... openat resumed>) = 3 [pid 6624] rt_sigprocmask(SIG_SETMASK, [], [pid 6627] set_robust_list(0x7f7ba9d249a0, 24 [pid 6626] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6624] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6627] <... set_robust_list resumed>) = 0 [pid 6626] <... futex resumed>) = 1 [pid 6624] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6626] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6624] <... futex resumed>) = 0 [pid 6627] rt_sigprocmask(SIG_SETMASK, [], [pid 6624] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6627] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6625] <... futex resumed>) = 0 [pid 6625] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6626] <... futex resumed>) = 0 [pid 6625] <... futex resumed>) = 1 [pid 6627] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6625] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6627] <... openat resumed>) = 3 [pid 6626] 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 6627] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6626] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6627] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6624] <... futex resumed>) = 0 [pid 6626] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6624] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6627] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6626] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6624] <... futex resumed>) = 0 [pid 6627] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6626] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6624] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6627] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6626] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6627] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6626] <... futex resumed>) = 1 [pid 6625] <... futex resumed>) = 0 [pid 6626] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6627] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6625] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6626] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6625] <... futex resumed>) = 0 [pid 6625] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6627] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6627] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6626] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6627] <... futex resumed>) = 1 [pid 6626] <... futex resumed>) = 1 [pid 6625] <... futex resumed>) = 0 [pid 6624] <... futex resumed>) = 0 [pid 6627] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6626] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6625] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6627] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6626] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6625] <... futex resumed>) = 0 [pid 6624] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6627] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6626] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6625] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6624] <... futex resumed>) = 0 [pid 6627] <... futex resumed>) = 0 [pid 6625] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6627] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6626] <... futex resumed>) = 0 [pid 6625] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6624] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6626] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6625] <... futex resumed>) = 0 [pid 6625] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6624] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6627] <... futex resumed>) = 0 [pid 6624] <... futex resumed>) = 1 [pid 6627] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6624] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6627] <... futex resumed>) = 0 [pid 6624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6627] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6624] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6624] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6625] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6624] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6624] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6626] <... io_uring_enter resumed>) = 4096 [pid 6626] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6626] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6625] exit_group(0 [pid 6626] <... futex resumed>) = ? [pid 6625] <... exit_group resumed>) = ? [pid 6626] +++ exited with 0 +++ [pid 6625] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6625, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6629 attached , child_tidptr=0x555565a8a690) = 6629 [pid 6629] set_robust_list(0x555565a8a6a0, 24) = 0 executing program [pid 6629] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6629] setpgid(0, 0) = 0 [pid 6629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6627] <... io_uring_enter resumed>) = 4096 [pid 6629] write(3, "1000", 4) = 4 [pid 6629] close(3) = 0 [pid 6629] write(1, "executing program\n", 18) = 18 [pid 6629] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6629] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6629] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6629] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6629] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6629] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6629] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6630 attached [pid 6630] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6630] set_robust_list(0x7f7ba9d249a0, 24 [pid 6629] <... clone3 resumed> => {parent_tid=[6630]}, 88) = 6630 [pid 6630] <... set_robust_list resumed>) = 0 [pid 6629] rt_sigprocmask(SIG_SETMASK, [], [pid 6630] rt_sigprocmask(SIG_SETMASK, [], [pid 6629] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6630] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6627] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6624] exit_group(0) = ? [pid 6629] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6630] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6629] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6630] <... openat resumed>) = 3 [pid 6630] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6629] <... futex resumed>) = 0 [pid 6629] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6630] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6629] <... futex resumed>) = 0 [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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6627] <... futex resumed>) = ? [pid 6630] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6630] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6630] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6629] <... futex resumed>) = 0 [pid 6629] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6629] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6630] <... futex resumed>) = 1 [pid 6630] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6627] +++ exited with 0 +++ [pid 6624] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6624, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6631 [pid 6630] <... futex resumed>) = 1 [pid 6629] <... futex resumed>) = 0 [pid 6630] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6629] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6630] <... futex resumed>) = 0 [pid 6629] <... futex resumed>) = 0 [pid 6630] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6629] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6629] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6630] <... futex resumed>) = 0 [pid 6629] <... futex resumed>) = 1 [pid 6630] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6629] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6631 attached [pid 6631] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6631] setpgid(0, 0) = 0 [pid 6631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6629] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6631] <... openat resumed>) = 3 [pid 6631] write(3, "1000", 4) = 4 [pid 6631] close(3) = 0 [pid 6631] write(1, "executing program\n", 18executing program ) = 18 [pid 6631] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6631] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6631] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6631] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6631] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6631] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6632 attached => {parent_tid=[6632]}, 88) = 6632 [pid 6632] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6631] rt_sigprocmask(SIG_SETMASK, [], [pid 6632] <... rseq resumed>) = 0 [pid 6631] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6632] set_robust_list(0x7f7ba9d249a0, 24 [pid 6631] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6632] <... set_robust_list resumed>) = 0 [pid 6631] <... futex resumed>) = 0 [pid 6632] rt_sigprocmask(SIG_SETMASK, [], [pid 6631] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6632] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6632] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6632] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6631] <... futex resumed>) = 0 [pid 6631] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6632] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6631] <... futex resumed>) = 0 [pid 6631] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6632] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6632] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6632] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6632] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6631] <... futex resumed>) = 0 [pid 6632] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6631] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6632] <... futex resumed>) = 0 [pid 6632] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6631] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6631] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6632] <... futex resumed>) = 0 [pid 6632] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6631] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6632] <... futex resumed>) = 0 [pid 6632] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6631] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6631] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6632] <... futex resumed>) = 0 [pid 6632] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6631] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6630] <... io_uring_enter resumed>) = 4096 [pid 6630] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6630] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6629] exit_group(0 [pid 6630] <... futex resumed>) = ? [pid 6629] <... exit_group resumed>) = ? executing program [pid 6630] +++ exited with 0 +++ [pid 6629] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6629, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6634 attached , child_tidptr=0x555565a8a690) = 6634 [pid 6634] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6634] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6634] setpgid(0, 0) = 0 [pid 6634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6634] write(3, "1000", 4) = 4 [pid 6634] close(3) = 0 [pid 6634] write(1, "executing program\n", 18) = 18 [pid 6634] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6634] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6634] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6634] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6634] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6634] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6634] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6635 attached => {parent_tid=[6635]}, 88) = 6635 [pid 6634] rt_sigprocmask(SIG_SETMASK, [], [pid 6635] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6634] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6635] <... rseq resumed>) = 0 [pid 6634] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6635] set_robust_list(0x7f7ba9d249a0, 24 [pid 6634] <... futex resumed>) = 0 [pid 6635] <... set_robust_list resumed>) = 0 [pid 6634] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6635] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6635] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6635] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6634] <... futex resumed>) = 0 [pid 6634] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6634] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6635] <... futex resumed>) = 1 [pid 6635] 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 6635] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6635] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6635] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6635] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6634] <... futex resumed>) = 0 [pid 6634] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6635] <... futex resumed>) = 0 [pid 6635] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6634] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6635] <... futex resumed>) = 0 [pid 6635] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6634] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6635] <... futex resumed>) = 0 [pid 6634] <... futex resumed>) = 1 [pid 6635] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6634] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6635] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6634] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6635] <... futex resumed>) = 0 [pid 6635] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6634] <... futex resumed>) = 1 [pid 6634] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6631] exit_group(0) = ? [pid 6632] <... io_uring_enter resumed>) = ? [pid 6634] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6632] +++ exited with 0 +++ [pid 6631] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6631, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6636 attached , child_tidptr=0x555565a8a690) = 6636 [pid 6636] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6636] setpgid(0, 0) = 0 [pid 6636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 6636] write(3, "1000", 4) = 4 [pid 6636] close(3) = 0 [pid 6636] write(1, "executing program\n", 18) = 18 [pid 6636] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6636] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6636] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6637 attached => {parent_tid=[6637]}, 88) = 6637 [pid 6637] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6636] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6636] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6636] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6637] <... rseq resumed>) = 0 [pid 6637] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6637] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6637] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6637] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6636] <... futex resumed>) = 0 [pid 6636] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6636] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6637] 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 6637] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6637] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6637] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6636] <... futex resumed>) = 0 [pid 6637] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6636] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6637] <... futex resumed>) = 0 [pid 6636] <... futex resumed>) = 0 [pid 6636] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6637] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6636] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6637] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6637] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL) = 0 [pid 6636] <... futex resumed>) = 1 [pid 6637] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6636] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6636] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6637] <... futex resumed>) = 0 [pid 6636] <... futex resumed>) = 1 [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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6635] <... io_uring_enter resumed>) = 4096 [pid 6635] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6635] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6634] exit_group(0 [pid 6635] <... futex resumed>) = ? [pid 6634] <... exit_group resumed>) = ? [pid 6635] +++ exited with 0 +++ [pid 6634] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6634, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6638 ./strace-static-x86_64: Process 6638 attached [pid 6638] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6638] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6638] setpgid(0, 0) = 0 [pid 6638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6638] write(3, "1000", 4) = 4 [pid 6638] close(3) = 0 executing program [pid 6638] write(1, "executing program\n", 18) = 18 [pid 6638] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6638] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6638] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6638] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6638] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6638] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6637] <... io_uring_enter resumed>) = 4096 [pid 6638] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6638] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6637] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6639 attached ) = 0 [pid 6638] <... clone3 resumed> => {parent_tid=[6639]}, 88) = 6639 [pid 6637] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6639] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6638] rt_sigprocmask(SIG_SETMASK, [], [pid 6636] exit_group(0 [pid 6639] <... rseq resumed>) = 0 [pid 6638] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6636] <... exit_group resumed>) = ? [pid 6637] <... futex resumed>) = ? [pid 6639] set_robust_list(0x7f7ba9d249a0, 24 [pid 6638] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6639] <... set_robust_list resumed>) = 0 [pid 6638] <... futex resumed>) = 0 [pid 6637] +++ exited with 0 +++ [pid 6639] rt_sigprocmask(SIG_SETMASK, [], [pid 6638] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6639] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6639] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6639] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6638] <... futex resumed>) = 0 [pid 6639] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6638] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6639] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6638] <... futex resumed>) = 0 [pid 6639] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6638] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6639] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] +++ exited with 0 +++ [pid 6639] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6636, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6639] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6639] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6639] <... futex resumed>) = 1 [pid 6638] <... futex resumed>) = 0 [pid 6638] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6639] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6638] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6640 attached [pid 6639] <... futex resumed>) = 0 [pid 6638] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6639] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6640] set_robust_list(0x555565a8a6a0, 24 [pid 6638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6640 [pid 6640] <... set_robust_list resumed>) = 0 [pid 6638] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6639] <... futex resumed>) = 0 [pid 6640] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6639] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6638] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6640] <... prctl resumed>) = 0 [pid 6639] <... futex resumed>) = 0 [pid 6638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6640] setpgid(0, 0 [pid 6639] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6638] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6640] <... setpgid resumed>) = 0 [pid 6638] <... futex resumed>) = 0 [pid 6640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6638] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6640] <... openat resumed>) = 3 [pid 6640] write(3, "1000", 4) = 4 [pid 6640] close(3) = 0 [pid 6640] write(1, "executing program\n", 18executing program ) = 18 [pid 6640] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6640] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6640] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6640] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6640] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6640] rt_sigprocmask(SIG_BLOCK, ~[], [], 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6638] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6641 attached [pid 6640] <... clone3 resumed> => {parent_tid=[6641]}, 88) = 6641 [pid 6640] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6641] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6640] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6641] set_robust_list(0x7f7ba9d249a0, 24 [pid 6640] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6641] <... set_robust_list resumed>) = 0 [pid 6641] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6641] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6641] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6640] <... futex resumed>) = 0 [pid 6641] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6640] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6641] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6640] <... futex resumed>) = 0 [pid 6641] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6640] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6641] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6641] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6641] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6640] <... futex resumed>) = 0 [pid 6641] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6640] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6640] <... futex resumed>) = 0 [pid 6641] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6640] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6641] <... futex resumed>) = 0 [pid 6640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6641] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6640] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6640] <... futex resumed>) = 0 [pid 6641] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6640] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6641] <... futex resumed>) = 0 [pid 6640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6641] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6640] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6640] <... futex resumed>) = 0 [pid 6641] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6640] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6639] <... io_uring_enter resumed>) = 4096 [pid 6639] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6639] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6638] exit_group(0 [pid 6639] <... futex resumed>) = ? [pid 6638] <... exit_group resumed>) = ? [pid 6639] +++ exited with 0 +++ [pid 6638] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6638, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6642 attached , child_tidptr=0x555565a8a690) = 6642 [pid 6642] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6642] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6642] setpgid(0, 0) = 0 [pid 6642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6642] write(3, "1000", 4) = 4 [pid 6642] close(3) = 0 [pid 6642] write(1, "executing program\n", 18) = 18 [pid 6642] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6642] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6642] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6642] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6642] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6642] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6640] exit_group(0) = ? [pid 6642] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6642] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6644]}, 88) = 6644 [pid 6642] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6642] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6642] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6644 attached [pid 6644] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6644] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6644] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6644] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6644] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6642] <... futex resumed>) = 0 [pid 6642] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6642] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6644] 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 6644] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6644] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6644] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6642] <... futex resumed>) = 0 [pid 6644] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6642] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6642] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6642] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6642] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6644] <... futex resumed>) = 1 [pid 6642] <... futex resumed>) = 0 [pid 6644] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6642] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=49000000} [pid 6644] <... futex resumed>) = 0 [pid 6642] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6644] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6642] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6642] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6641] <... io_uring_enter resumed>) = ? [pid 6641] +++ exited with 0 +++ [pid 6640] +++ exited with 0 +++ [pid 5880] --- 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 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6645 ./strace-static-x86_64: Process 6645 attached [pid 6645] set_robust_list(0x555565a8a6a0, 24 [pid 6642] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6645] <... set_robust_list resumed>) = 0 [pid 6645] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6645] setpgid(0, 0) = 0 [pid 6645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6645] write(3, "1000", 4) = 4 [pid 6645] close(3executing program ) = 0 [pid 6645] write(1, "executing program\n", 18) = 18 [pid 6645] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6645] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6645] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6645] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6645] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6645] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6645] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6647 attached => {parent_tid=[6647]}, 88) = 6647 [pid 6647] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6645] rt_sigprocmask(SIG_SETMASK, [], [pid 6647] <... rseq resumed>) = 0 [pid 6645] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6647] set_robust_list(0x7f7ba9d249a0, 24 [pid 6645] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6647] <... set_robust_list resumed>) = 0 [pid 6645] <... futex resumed>) = 0 [pid 6647] rt_sigprocmask(SIG_SETMASK, [], [pid 6645] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6647] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6647] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6647] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6645] <... futex resumed>) = 0 [pid 6645] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6645] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6647] 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 6647] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6647] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6647] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6645] <... futex resumed>) = 0 [pid 6645] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6645] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6647] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6645] <... futex resumed>) = 0 [pid 6647] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6645] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6647] <... futex resumed>) = 0 [pid 6645] <... futex resumed>) = 0 [pid 6647] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6645] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6645] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6647] <... futex resumed>) = 0 [pid 6645] <... futex resumed>) = 1 [pid 6647] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6645] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6644] <... io_uring_enter resumed>) = 4096 [pid 6644] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6642] exit_group(0) = ? [pid 6644] +++ exited with 0 +++ [pid 6642] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6642, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6648 ./strace-static-x86_64: Process 6648 attached [pid 6648] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6648] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6648] setpgid(0, 0) = 0 executing program [pid 6648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6648] write(3, "1000", 4) = 4 [pid 6648] close(3) = 0 [pid 6648] write(1, "executing program\n", 18) = 18 [pid 6648] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6648] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6648] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6648] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6648] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6648] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6648] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6649]}, 88) = 6649 [pid 6648] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6648] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6648] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6649 attached [pid 6649] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6649] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6649] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6649] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6649] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6648] <... futex resumed>) = 0 [pid 6648] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6648] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6649] 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 6649] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6649] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6649] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6648] <... futex resumed>) = 0 [pid 6649] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6648] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6649] <... futex resumed>) = 0 [pid 6648] <... futex resumed>) = 0 [pid 6649] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6648] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6648] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6649] <... futex resumed>) = 0 [pid 6648] <... futex resumed>) = 1 [pid 6649] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6648] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6649] <... futex resumed>) = 0 [pid 6648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6649] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6648] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6648] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6648] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6647] <... io_uring_enter resumed>) = 4096 [pid 6647] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6647] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6645] exit_group(0 [pid 6647] <... futex resumed>) = ? [pid 6645] <... exit_group resumed>) = ? [pid 6647] +++ exited with 0 +++ [pid 6645] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6645, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6650 ./strace-static-x86_64: Process 6650 attached [pid 6650] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6650] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6650] setpgid(0, 0) = 0 [pid 6650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 6650] write(3, "1000", 4) = 4 [pid 6650] close(3) = 0 [pid 6650] write(1, "executing program\n", 18) = 18 [pid 6650] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6650] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6650] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6650] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6650] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6650] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6650] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6651]}, 88) = 6651 ./strace-static-x86_64: Process 6651 attached [pid 6650] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6651] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6650] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6650] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6651] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6651] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6651] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6651] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6650] <... futex resumed>) = 0 [pid 6651] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6650] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6651] <... futex resumed>) = 0 [pid 6650] <... futex resumed>) = 1 [pid 6650] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6651] 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 6651] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6651] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6650] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6651] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6650] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6651] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6650] <... futex resumed>) = 0 [pid 6651] <... futex resumed>) = 0 [pid 6650] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6651] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6650] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6651] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6650] <... futex resumed>) = 0 [pid 6650] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6651] <... futex resumed>) = 0 [pid 6651] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6650] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6651] <... futex resumed>) = 0 [pid 6650] <... futex resumed>) = 1 [pid 6651] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6650] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6648] exit_group(0) = ? [pid 6650] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6649] <... io_uring_enter resumed>) = ? [pid 6649] +++ exited with 0 +++ [pid 6648] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6648, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6652 attached , child_tidptr=0x555565a8a690) = 6652 [pid 6652] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6652] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6652] setpgid(0, 0) = 0 [pid 6652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6652] write(3, "1000", 4) = 4 [pid 6652] close(3executing program ) = 0 [pid 6652] write(1, "executing program\n", 18) = 18 [pid 6652] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6652] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6652] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6652] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6652] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6652] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6652] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6653 attached [pid 6653] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6652] <... clone3 resumed> => {parent_tid=[6653]}, 88) = 6653 [pid 6653] set_robust_list(0x7f7ba9d249a0, 24 [pid 6652] rt_sigprocmask(SIG_SETMASK, [], [pid 6653] <... set_robust_list resumed>) = 0 [pid 6653] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6653] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6652] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6652] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6653] <... futex resumed>) = 0 [pid 6652] <... futex resumed>) = 1 [pid 6653] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6652] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6653] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6652] <... futex resumed>) = 0 [pid 6652] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6653] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6652] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6653] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6653] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6653] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6653] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6652] <... futex resumed>) = 0 [pid 6653] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6652] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6653] <... futex resumed>) = 0 [pid 6652] <... futex resumed>) = 0 [pid 6653] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6652] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6652] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6653] <... futex resumed>) = 0 [pid 6652] <... futex resumed>) = 1 [pid 6653] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6652] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6653] <... futex resumed>) = 0 [pid 6652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6653] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6652] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6652] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6651] <... io_uring_enter resumed>) = 4096 [pid 6651] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6651] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6650] exit_group(0 [pid 6651] <... futex resumed>) = ? [pid 6650] <... exit_group resumed>) = ? [pid 6651] +++ exited with 0 +++ [pid 6650] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6650, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6654 ./strace-static-x86_64: Process 6654 attached [pid 6654] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6654] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6654] setpgid(0, 0) = 0 [pid 6654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6654] write(3, "1000", 4) = 4 [pid 6654] close(3) = 0 [pid 6654] write(1, "executing program\n", 18executing program ) = 18 [pid 6654] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6654] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6654] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6654] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6654] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6654] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6654] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6655 attached [pid 6655] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6654] <... clone3 resumed> => {parent_tid=[6655]}, 88) = 6655 [pid 6655] <... rseq resumed>) = 0 [pid 6655] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6654] rt_sigprocmask(SIG_SETMASK, [], [pid 6655] rt_sigprocmask(SIG_SETMASK, [], [pid 6654] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6655] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6654] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6655] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6654] <... futex resumed>) = 0 [pid 6654] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6655] <... openat resumed>) = 3 [pid 6655] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6655] <... futex resumed>) = 0 [pid 6655] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6654] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6655] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] <... futex resumed>) = 0 [pid 6654] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6653] <... io_uring_enter resumed>) = 4096 [pid 6655] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6653] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6655] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6653] <... futex resumed>) = 0 [pid 6652] exit_group(0) = ? [pid 6655] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6655] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6655] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6654] <... futex resumed>) = 0 [pid 6654] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6655] <... futex resumed>) = 0 [pid 6654] <... futex resumed>) = 1 [pid 6655] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6654] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6655] <... futex resumed>) = 0 [pid 6654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6655] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6654] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6655] <... futex resumed>) = 0 [pid 6654] <... futex resumed>) = 0 [pid 6655] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6654] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6653] +++ exited with 0 +++ [pid 6652] +++ exited with 0 +++ [pid 6654] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6652, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 6655] <... futex resumed>) = 0 [pid 6654] <... futex resumed>) = 1 [pid 6655] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5877] <... restart_syscall resumed>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6657 ./strace-static-x86_64: Process 6657 attached [pid 6654] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6657] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6654] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [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(3executing program ) = 0 [pid 6657] write(1, "executing program\n", 18) = 18 [pid 6657] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6657] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6657] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6658 attached [pid 6658] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6657] <... clone3 resumed> => {parent_tid=[6658]}, 88) = 6658 [pid 6657] rt_sigprocmask(SIG_SETMASK, [], [pid 6658] <... rseq resumed>) = 0 [pid 6657] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6658] set_robust_list(0x7f7ba9d249a0, 24 [pid 6657] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6658] <... set_robust_list resumed>) = 0 [pid 6657] <... futex resumed>) = 0 [pid 6658] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6657] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6658] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6658] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6657] <... futex resumed>) = 0 [pid 6658] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6657] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6657] <... futex resumed>) = 0 [pid 6657] futex(0x7f7ba9df532c, 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) = 0x7f7ba9cdf000 [pid 6658] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6658] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6657] <... futex resumed>) = 0 [pid 6658] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6657] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6658] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6657] <... futex resumed>) = 0 [pid 6657] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6658] <... futex resumed>) = 0 [pid 6657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6658] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6657] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6657] <... futex resumed>) = 0 [pid 6658] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6657] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6658] <... futex resumed>) = 0 [pid 6657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6658] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6657] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6657] <... futex resumed>) = 0 [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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6654] exit_group(0) = ? [pid 6655] <... io_uring_enter resumed>) = ? [pid 6655] +++ exited with 0 +++ [pid 6654] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6654, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6659 attached [pid 6659] set_robust_list(0x555565a8a6a0, 24 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6659 [pid 6659] <... set_robust_list resumed>) = 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 executing program [pid 6659] write(3, "1000", 4) = 4 [pid 6659] close(3) = 0 [pid 6659] write(1, "executing program\n", 18) = 18 [pid 6659] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6659] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6659] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6660 attached => {parent_tid=[6660]}, 88) = 6660 [pid 6659] rt_sigprocmask(SIG_SETMASK, [], [pid 6660] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6659] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6660] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6660] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6660] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6659] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6660] <... futex resumed>) = 0 [pid 6659] <... futex resumed>) = 1 [pid 6660] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6659] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6658] <... io_uring_enter resumed>) = 4096 [pid 6660] <... openat resumed>) = 3 [pid 6660] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6660] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6659] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6660] <... futex resumed>) = 0 [pid 6659] <... futex resumed>) = 1 [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 6659] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6660] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6660] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6660] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6659] <... futex resumed>) = 0 [pid 6659] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6658] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] <... futex resumed>) = 0 [pid 6660] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6658] <... futex resumed>) = 0 [pid 6659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6658] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6660] <... futex resumed>) = 0 [pid 6660] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6660] <... futex resumed>) = 0 [pid 6659] <... futex resumed>) = 0 [pid 6660] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6659] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6657] exit_group(0 [pid 6659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6658] <... futex resumed>) = ? [pid 6657] <... exit_group resumed>) = ? [pid 6658] +++ exited with 0 +++ [pid 6657] +++ exited with 0 +++ [pid 6659] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6660] <... futex resumed>) = 0 [pid 6659] <... futex resumed>) = 1 [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6657, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6659] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6660] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6662 attached [pid 6662] set_robust_list(0x555565a8a6a0, 24 [pid 6659] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6662 [pid 6662] <... set_robust_list resumed>) = 0 [pid 6662] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6662] setpgid(0, 0) = 0 [pid 6662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6662] write(3, "1000", 4) = 4 [pid 6662] close(3) = 0 executing program [pid 6662] write(1, "executing program\n", 18) = 18 [pid 6662] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6662] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6662] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6662] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6662] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6662] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6662] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6663]}, 88) = 6663 [pid 6662] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6662] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 6663 attached [pid 6663] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6663] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6663] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6663] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6662] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6663] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6663] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6662] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6662] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6663] <... futex resumed>) = 0 [pid 6663] 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 6663] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6663] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6663] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6663] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6662] <... futex resumed>) = 0 [pid 6662] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6663] <... futex resumed>) = 0 [pid 6663] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6663] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6662] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6662] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6663] <... futex resumed>) = 0 [pid 6663] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6663] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6662] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6662] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6663] <... futex resumed>) = 0 [pid 6663] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6662] futex(0x7f7ba9df532c, 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(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] exit_group(0) = ? [pid 6660] <... futex resumed>) = ? [pid 6660] +++ exited with 0 +++ [pid 6659] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6659, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6664 attached , child_tidptr=0x555565a8a690) = 6664 [pid 6664] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6664] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6664] setpgid(0, 0) = 0 [pid 6664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6664] write(3, "1000", 4) = 4 [pid 6664] close(3executing program ) = 0 [pid 6664] write(1, "executing program\n", 18) = 18 [pid 6664] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6664] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6664] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6664] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6664] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6664] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6664] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6665]}, 88) = 6665 [pid 6664] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6664] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6664] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6665 attached [pid 6665] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6665] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6665] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6665] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6665] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6664] <... futex resumed>) = 0 [pid 6664] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6664] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6665] 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 6665] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6665] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6664] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6664] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6664] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9c7e000 [pid 6664] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6664] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6664] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0} => {parent_tid=[6666]}, 88) = 6666 [pid 6664] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6664] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6664] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6666 attached [pid 6665] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6666] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6665] <... futex resumed>) = 0 [pid 6666] <... rseq resumed>) = 0 [pid 6665] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6666] set_robust_list(0x7f7ba9c9e9a0, 24) = 0 [pid 6666] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6666] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6666] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6664] <... futex resumed>) = 0 [pid 6664] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6665] <... futex resumed>) = 0 [pid 6665] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6664] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6665] <... futex resumed>) = 0 [pid 6664] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6665] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6664] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6665] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6664] <... futex resumed>) = 0 [pid 6665] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6664] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6663] <... io_uring_enter resumed>) = 4096 [pid 6663] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6662] exit_group(0) = ? [pid 6663] +++ exited with 0 +++ [pid 6662] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6662, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6667 attached [pid 6667] set_robust_list(0x555565a8a6a0, 24 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6667 [pid 6667] <... set_robust_list resumed>) = 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 6664] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6667] write(3, "1000", 4) = 4 [pid 6667] close(3executing program ) = 0 [pid 6667] write(1, "executing program\n", 18) = 18 [pid 6667] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6667] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6667] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6668]}, 88) = 6668 [pid 6667] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6667] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6667] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6668 attached [pid 6668] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6668] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6668] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6668] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6668] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6667] <... futex resumed>) = 0 [pid 6667] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6668] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6667] <... futex resumed>) = 0 [pid 6667] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6668] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6668] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6668] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6668] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6667] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6667] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6667] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6668] <... futex resumed>) = 1 [pid 6667] <... futex resumed>) = 0 [pid 6668] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6667] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6668] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6667] <... futex resumed>) = 0 [pid 6668] <... futex resumed>) = 0 [pid 6667] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6668] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6667] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6667] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6667] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6668] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6667] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6665] <... io_uring_enter resumed>) = 4096 [pid 6665] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6664] exit_group(0 [pid 6666] <... futex resumed>) = ? [pid 6665] <... futex resumed>) = ? [pid 6664] <... exit_group resumed>) = ? [pid 6666] +++ exited with 0 +++ executing program [pid 6665] +++ exited with 0 +++ [pid 6664] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6664, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6669 attached , child_tidptr=0x555565a8a690) = 6669 [pid 6669] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6669] prctl(PR_SET_PDEATHSIG, SIGKILL) = 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) = 18 [pid 6669] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6669] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6669] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6669] rt_sigprocmask(SIG_BLOCK, ~[], [], 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6670 attached => {parent_tid=[6670]}, 88) = 6670 [pid 6669] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6669] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6669] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6670] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6670] set_robust_list(0x7f7ba9d249a0, 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(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6669] <... futex resumed>) = 0 [pid 6669] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6670] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6669] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6670] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6670] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6670] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6670] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6670] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6669] <... futex resumed>) = 0 [pid 6669] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6670] <... futex resumed>) = 0 [pid 6669] <... futex resumed>) = 1 [pid 6670] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6669] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6670] <... futex resumed>) = 0 [pid 6669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6670] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6669] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6670] <... futex resumed>) = 0 [pid 6669] <... futex resumed>) = 0 [pid 6670] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6669] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6669] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6670] <... futex resumed>) = 0 [pid 6669] <... futex resumed>) = 1 [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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6667] exit_group(0) = ? [pid 6668] <... io_uring_enter resumed>) = ? [pid 6668] +++ exited with 0 +++ [pid 6667] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6667, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6671 ./strace-static-x86_64: Process 6671 attached [pid 6671] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6671] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6671] setpgid(0, 0) = 0 [pid 6671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6671] write(3, "1000", 4) = 4 [pid 6671] close(3) = 0 executing program [pid 6671] write(1, "executing program\n", 18) = 18 [pid 6671] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6671] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6671] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6671] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6671] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6671] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6671] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6672 attached => {parent_tid=[6672]}, 88) = 6672 [pid 6671] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6671] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6671] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6672] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6672] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6672] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6672] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6672] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6671] <... futex resumed>) = 0 [pid 6672] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6671] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6672] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] <... futex resumed>) = 0 [pid 6672] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6671] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6672] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6672] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6672] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6671] <... futex resumed>) = 0 [pid 6672] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6671] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6672] <... futex resumed>) = 0 [pid 6671] <... futex resumed>) = 0 [pid 6672] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6671] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6671] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6672] <... futex resumed>) = 0 [pid 6671] <... futex resumed>) = 1 [pid 6672] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6671] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6672] <... futex resumed>) = 0 [pid 6671] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6672] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6671] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6671] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6670] <... io_uring_enter resumed>) = 4096 [pid 6670] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6669] exit_group(0) = ? [pid 6670] <... futex resumed>) = ? [pid 6670] +++ exited with 0 +++ [pid 6669] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6669, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6673 attached [pid 6673] set_robust_list(0x555565a8a6a0, 24 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6673 [pid 6673] <... set_robust_list resumed>) = 0 [pid 6673] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6673] setpgid(0, 0) = 0 [pid 6673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6673] write(3, "1000", 4) = 4 [pid 6673] close(3) = 0 executing program [pid 6673] write(1, "executing program\n", 18) = 18 [pid 6673] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6673] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6673] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6673] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6673] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6673] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6673] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6674 attached => {parent_tid=[6674]}, 88) = 6674 [pid 6674] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6673] rt_sigprocmask(SIG_SETMASK, [], [pid 6674] <... rseq resumed>) = 0 [pid 6673] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6673] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6674] set_robust_list(0x7f7ba9d249a0, 24 [pid 6673] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6674] <... set_robust_list resumed>) = 0 [pid 6674] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6674] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6674] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6673] <... futex resumed>) = 0 [pid 6673] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6673] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6674] 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 6674] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6674] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6674] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6673] <... futex resumed>) = 0 [pid 6674] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6673] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6674] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6673] <... futex resumed>) = 0 [pid 6674] <... futex resumed>) = 0 [pid 6673] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6674] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6673] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6673] <... futex resumed>) = 0 [pid 6674] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6673] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6674] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6673] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6673] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6674] <... futex resumed>) = 0 [pid 6672] <... io_uring_enter resumed>) = 4096 [pid 6674] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6672] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6673] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6671] exit_group(0) = ? [pid 6672] +++ exited with 0 +++ [pid 6671] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6671, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6675 ./strace-static-x86_64: Process 6675 attached [pid 6675] set_robust_list(0x555565a8a6a0, 24) = 0 executing program [pid 6675] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6675] setpgid(0, 0) = 0 [pid 6675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6675] write(3, "1000", 4) = 4 [pid 6675] close(3) = 0 [pid 6675] write(1, "executing program\n", 18) = 18 [pid 6675] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6675] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6675] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6675] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6675] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6675] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6675] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6676]}, 88) = 6676 [pid 6675] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6675] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6675] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6676 attached [pid 6676] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6676] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6676] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6676] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6676] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6675] <... futex resumed>) = 0 [pid 6675] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6675] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6676] 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 6676] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6676] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6676] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6676] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6675] <... futex resumed>) = 0 [pid 6675] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6676] <... futex resumed>) = 0 [pid 6676] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6676] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6675] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6675] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6676] <... futex resumed>) = 0 [pid 6675] <... futex resumed>) = 1 [pid 6676] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6676] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6675] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6675] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6676] <... futex resumed>) = 0 [pid 6675] <... futex resumed>) = 1 [pid 6676] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6675] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6675] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6675] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6674] <... io_uring_enter resumed>) = 4096 [pid 6674] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6673] exit_group(0 [pid 6674] <... futex resumed>) = 230 [pid 6673] <... exit_group resumed>) = ? [pid 6674] +++ exited with 0 +++ [pid 6673] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6673, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6677 ./strace-static-x86_64: Process 6677 attached [pid 6677] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6677] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6677] setpgid(0, 0) = 0 [pid 6677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 6677] write(3, "1000", 4) = 4 [pid 6677] close(3) = 0 [pid 6677] write(1, "executing program\n", 18) = 18 [pid 6677] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6677] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6677] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6677] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6677] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6677] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6677] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6678 attached => {parent_tid=[6678]}, 88) = 6678 [pid 6677] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6677] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6677] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6678] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6678] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6678] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6678] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6678] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6677] <... futex resumed>) = 0 [pid 6677] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6677] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6678] 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 6678] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6678] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6678] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6677] <... futex resumed>) = 0 [pid 6677] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6677] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6678] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6677] <... futex resumed>) = 0 [pid 6677] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6678] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6678] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6677] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6677] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6678] <... futex resumed>) = 0 [pid 6677] <... futex resumed>) = 1 [pid 6678] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6677] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6676] <... io_uring_enter resumed>) = 4096 [pid 6676] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6676] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6675] exit_group(0 [pid 6676] <... futex resumed>) = ? [pid 6675] <... exit_group resumed>) = ? [pid 6676] +++ exited with 0 +++ [pid 6675] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6675, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6679 attached , child_tidptr=0x555565a8a690) = 6679 [pid 6679] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6679] setpgid(0, 0) = 0 [pid 6679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6679] write(3, "1000", 4executing program ) = 4 [pid 6679] close(3) = 0 [pid 6679] write(1, "executing program\n", 18) = 18 [pid 6679] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6679] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6679] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6677] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6679] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6679] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6679] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6679] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6680]}, 88) = 6680 ./strace-static-x86_64: Process 6680 attached [pid 6679] rt_sigprocmask(SIG_SETMASK, [], [pid 6680] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6679] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6679] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6679] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6680] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6680] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6680] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6680] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6679] <... futex resumed>) = 0 [pid 6679] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6679] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6680] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6679] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6679] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6679] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9ce3000 [pid 6679] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE [pid 6680] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] <... mprotect resumed>) = 0 [pid 6679] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6680] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6679] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6679] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0}./strace-static-x86_64: Process 6681 attached => {parent_tid=[6681]}, 88) = 6681 [pid 6679] rt_sigprocmask(SIG_SETMASK, [], [pid 6681] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053) = 0 [pid 6680] <... mmap resumed>) = 0x7f7ba9cbe000 [pid 6679] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6681] set_robust_list(0x7f7ba9d039a0, 24 [pid 6679] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6680] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6681] <... set_robust_list resumed>) = 0 [pid 6679] <... futex resumed>) = 0 [pid 6681] rt_sigprocmask(SIG_SETMASK, [], [pid 6680] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6679] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6681] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6680] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6681] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6680] <... futex resumed>) = 0 [pid 6681] <... futex resumed>) = 1 [pid 6681] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6680] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6679] <... futex resumed>) = 0 [pid 6679] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6680] <... futex resumed>) = 0 [pid 6679] <... futex resumed>) = 1 [pid 6680] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6679] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6680] <... futex resumed>) = 0 [pid 6679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6680] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6679] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6679] <... futex resumed>) = 0 [pid 6680] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6679] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6678] <... io_uring_enter resumed>) = 4096 [pid 6678] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6677] exit_group(0) = ? [pid 6678] <... futex resumed>) = ? [pid 6678] +++ exited with 0 +++ [pid 6677] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6677, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6682 attached , child_tidptr=0x555565a8a690) = 6682 [pid 6682] set_robust_list(0x555565a8a6a0, 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 6682] write(3, "1000", 4executing program ) = 4 [pid 6682] close(3) = 0 [pid 6682] write(1, "executing program\n", 18) = 18 [pid 6682] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6682] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6682] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6683 attached [pid 6683] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6683] set_robust_list(0x7f7ba9d249a0, 24 [pid 6682] <... clone3 resumed> => {parent_tid=[6683]}, 88) = 6683 [pid 6683] <... set_robust_list resumed>) = 0 [pid 6682] rt_sigprocmask(SIG_SETMASK, [], [pid 6683] rt_sigprocmask(SIG_SETMASK, [], [pid 6682] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6683] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6682] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6683] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6682] <... futex resumed>) = 0 [pid 6683] <... openat resumed>) = 3 [pid 6682] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6683] futex(0x7f7ba9df532c, 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(0x7f7ba9df5328, 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 6682] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6683] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6683] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6683] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6682] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6680] <... io_uring_enter resumed>) = 4096 [pid 6683] <... futex resumed>) = 0 [pid 6682] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6679] exit_group(0 [pid 6683] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6679] <... exit_group resumed>) = ? [pid 6681] <... futex resumed>) = ? [pid 6683] <... futex resumed>) = 0 [pid 6682] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6681] +++ exited with 0 +++ [pid 6683] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6682] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6682] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6683] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6682] <... futex resumed>) = 0 [pid 6683] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6682] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6682] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6683] <... futex resumed>) = 0 [pid 6682] <... futex resumed>) = 1 [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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6680] +++ exited with 0 +++ [pid 6679] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6679, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6684 attached [pid 6682] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6684] set_robust_list(0x555565a8a6a0, 24 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6684 [pid 6684] <... set_robust_list resumed>) = 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(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6684] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6684] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6685 attached => {parent_tid=[6685]}, 88) = 6685 [pid 6684] rt_sigprocmask(SIG_SETMASK, [], [pid 6685] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6684] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6685] set_robust_list(0x7f7ba9d249a0, 24 [pid 6684] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6685] <... set_robust_list resumed>) = 0 [pid 6684] <... futex resumed>) = 0 [pid 6685] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6684] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6685] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6685] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6684] <... futex resumed>) = 0 [pid 6684] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6684] futex(0x7f7ba9df532c, 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 6683] <... io_uring_enter resumed>) = 4096 [pid 6685] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6685] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6684] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6683] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6685] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6684] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6685] <... futex resumed>) = 0 [pid 6684] <... futex resumed>) = 0 [pid 6682] exit_group(0 [pid 6685] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6684] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6682] <... exit_group resumed>) = ? [pid 6684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6684] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6685] <... futex resumed>) = 0 [pid 6684] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6685] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6685] <... futex resumed>) = 0 [pid 6684] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [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>) = 0 [pid 6684] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6683] <... futex resumed>) = ? [pid 6683] +++ exited with 0 +++ [pid 6682] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6682, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6686 attached [pid 6684] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6686 [pid 6686] set_robust_list(0x555565a8a6a0, 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 [pid 6686] write(3, "1000", 4executing program ) = 4 [pid 6686] close(3) = 0 [pid 6686] write(1, "executing program\n", 18) = 18 [pid 6686] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6686] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6686] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6687 attached [pid 6687] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6686] <... clone3 resumed> => {parent_tid=[6687]}, 88) = 6687 [pid 6686] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6687] <... rseq resumed>) = 0 [pid 6686] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6686] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6687] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6687] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6687] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6687] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6686] <... futex resumed>) = 0 [pid 6687] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6686] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6687] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6686] <... futex resumed>) = 0 [pid 6686] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6687] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6687] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6687] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6687] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6686] <... futex resumed>) = 0 [pid 6687] <... futex resumed>) = 1 [pid 6686] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6687] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6686] <... futex resumed>) = 0 [pid 6686] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6686] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6686] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6687] <... futex resumed>) = 1 [pid 6686] <... futex resumed>) = 0 [pid 6686] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=49000000} [pid 6687] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6686] <... futex resumed>) = 0 [pid 6686] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6687] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6686] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6684] exit_group(0) = ? [pid 6685] <... io_uring_enter resumed>) = ? [pid 6685] +++ exited with 0 +++ [pid 6684] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6684, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6688 [pid 6686] exit_group(0) = ? ./strace-static-x86_64: Process 6688 attached executing program [pid 6688] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6688] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6688] setpgid(0, 0) = 0 [pid 6688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6688] write(3, "1000", 4) = 4 [pid 6688] close(3) = 0 [pid 6688] write(1, "executing program\n", 18) = 18 [pid 6688] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6688] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6688] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6688] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6688] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6688] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6688] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6689 attached => {parent_tid=[6689]}, 88) = 6689 [pid 6689] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6688] rt_sigprocmask(SIG_SETMASK, [], [pid 6689] <... rseq resumed>) = 0 [pid 6688] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6689] set_robust_list(0x7f7ba9d249a0, 24 [pid 6688] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6689] <... set_robust_list resumed>) = 0 [pid 6688] <... futex resumed>) = 0 [pid 6689] rt_sigprocmask(SIG_SETMASK, [], [pid 6688] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6689] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6689] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6689] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6688] <... futex resumed>) = 0 [pid 6688] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6689] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6688] <... futex resumed>) = 0 [pid 6689] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6688] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6689] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6689] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6689] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6689] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6688] <... futex resumed>) = 0 [pid 6688] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6689] <... futex resumed>) = 0 [pid 6689] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6689] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6688] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6688] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6689] <... futex resumed>) = 0 [pid 6689] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6688] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6688] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6688] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6689] <... futex resumed>) = 1 [pid 6689] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6688] <... futex resumed>) = 0 [pid 6688] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=29000000} [pid 6687] <... io_uring_enter resumed>) = ? [pid 6688] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6688] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6688] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6687] +++ exited with 0 +++ [pid 6686] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6686, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6690 ./strace-static-x86_64: Process 6690 attached [pid 6690] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6690] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6690] setpgid(0, 0) = 0 executing program [pid 6690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6690] write(3, "1000", 4) = 4 [pid 6690] close(3) = 0 [pid 6690] write(1, "executing program\n", 18) = 18 [pid 6690] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6690] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6690] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6690] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6690] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6690] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6690] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6691]}, 88) = 6691 [pid 6690] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6690] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6690] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6691 attached [pid 6691] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6691] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6691] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6690] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6690] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6690] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6690] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9ce3000 [pid 6691] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6690] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE [pid 6691] <... openat resumed>) = 3 [pid 6691] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6690] <... mprotect resumed>) = 0 [pid 6690] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6690] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0} [pid 6691] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6692 attached [pid 6692] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053) = 0 [pid 6692] set_robust_list(0x7f7ba9d039a0, 24 [pid 6690] <... clone3 resumed> => {parent_tid=[6692]}, 88) = 6692 [pid 6692] <... set_robust_list resumed>) = 0 [pid 6692] rt_sigprocmask(SIG_SETMASK, [], [pid 6690] rt_sigprocmask(SIG_SETMASK, [], [pid 6691] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6692] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6690] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6690] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6690] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6692] 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 6692] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cbe000 [pid 6692] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c7e000 [pid 6692] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6690] <... futex resumed>) = 0 [pid 6692] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6690] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6690] <... futex resumed>) = 0 [pid 6691] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6690] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6690] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6691] <... futex resumed>) = 0 [pid 6690] <... futex resumed>) = 0 [pid 6690] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6691] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6691] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6690] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6690] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6691] <... futex resumed>) = 0 [pid 6691] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6690] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6689] <... io_uring_enter resumed>) = 4096 [pid 6689] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6688] exit_group(0) = ? [pid 6689] +++ exited with 0 +++ [pid 6688] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6688, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 6690] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5877] <... restart_syscall resumed>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6693 ./strace-static-x86_64: Process 6693 attached [pid 6693] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6693] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6693] setpgid(0, 0) = 0 [pid 6693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6693] write(3, "1000", 4) = 4 [pid 6693] close(3) = 0 [pid 6693] write(1, "executing program\n", 18executing program ) = 18 [pid 6691] <... io_uring_enter resumed>) = 4096 [pid 6693] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6693] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6693] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6693] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6693] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6691] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6690] exit_group(0 [pid 6691] <... futex resumed>) = ? [pid 6692] <... futex resumed>) = ? [pid 6690] <... exit_group resumed>) = ? [pid 6693] <... mprotect resumed>) = 0 [pid 6693] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6691] +++ exited with 0 +++ [pid 6693] <... rt_sigprocmask resumed>[], 8) = 0 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6694 attached [pid 6692] +++ exited with 0 +++ [pid 6690] +++ exited with 0 +++ [pid 6694] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6693] <... clone3 resumed> => {parent_tid=[6694]}, 88) = 6694 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6690, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6693] rt_sigprocmask(SIG_SETMASK, [], [pid 6694] <... rseq resumed>) = 0 [pid 6694] set_robust_list(0x7f7ba9d249a0, 24 [pid 6693] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6694] <... set_robust_list resumed>) = 0 [pid 6693] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6694] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6693] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6694] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6695 attached [pid 6694] <... openat resumed>) = 3 [pid 6694] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6695 [pid 6695] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6694] <... futex resumed>) = 1 [pid 6693] <... futex resumed>) = 0 [pid 6693] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6695] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6694] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6693] <... futex resumed>) = 0 [pid 6695] <... prctl 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 6693] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6695] setpgid(0, 0 [pid 6694] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6695] <... setpgid resumed>) = 0 [pid 6695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6694] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6695] <... openat resumed>) = 3 [pid 6694] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6695] write(3, "1000", 4 [pid 6694] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6694] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6695] <... write resumed>) = 4 [pid 6694] <... futex resumed>) = 1 [pid 6693] <... futex resumed>) = 0 [pid 6694] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6693] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6695] close(3 [pid 6694] <... futex resumed>) = 0 [pid 6693] <... futex resumed>) = 0 [pid 6695] <... close resumed>) = 0 [pid 6694] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program [pid 6693] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6695] write(1, "executing program\n", 18) = 18 [pid 6693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6695] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6693] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6695] <... futex resumed>) = 0 [pid 6694] <... futex resumed>) = 0 [pid 6693] <... futex resumed>) = 1 [pid 6695] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6694] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6693] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6694] <... futex resumed>) = 0 [pid 6693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6694] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6693] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6694] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6695] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6694] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6693] <... futex resumed>) = 0 [pid 6695] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6693] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6695] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6695] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6695] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6695] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6696 attached => {parent_tid=[6696]}, 88) = 6696 [pid 6696] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6695] rt_sigprocmask(SIG_SETMASK, [], [pid 6696] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6696] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6696] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6695] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6695] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6696] <... futex resumed>) = 0 [pid 6695] <... futex resumed>) = 1 [pid 6696] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6695] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6693] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6696] <... openat resumed>) = 3 [pid 6696] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6695] <... futex resumed>) = 0 [pid 6695] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6695] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6696] 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 6696] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6696] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6696] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6696] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6695] <... futex resumed>) = 0 [pid 6695] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6696] <... futex resumed>) = 0 [pid 6696] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6695] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6696] <... futex resumed>) = 0 [pid 6695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6696] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6695] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6696] <... futex resumed>) = 0 [pid 6695] <... futex resumed>) = 0 [pid 6696] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6695] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6695] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6696] <... futex resumed>) = 0 [pid 6695] <... futex resumed>) = 1 [pid 6696] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6695] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6694] <... io_uring_enter resumed>) = 4096 [pid 6694] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6693] exit_group(0) = ? [pid 6694] <... futex resumed>) = ? [pid 6694] +++ exited with 0 +++ [pid 6693] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6693, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6697 ./strace-static-x86_64: Process 6697 attached [pid 6697] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6697] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6697] setpgid(0, 0) = 0 [pid 6697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6697] write(3, "1000", 4) = 4 [pid 6697] close(3executing program ) = 0 [pid 6697] write(1, "executing program\n", 18) = 18 [pid 6697] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6697] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6697] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6697] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6697] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6696] <... io_uring_enter resumed>) = 4096 [pid 6697] <... mprotect resumed>) = 0 [pid 6697] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6696] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6697] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6696] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6698 attached [pid 6696] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6695] exit_group(0) = ? [pid 6698] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6697] <... clone3 resumed> => {parent_tid=[6698]}, 88) = 6698 [pid 6696] <... futex resumed>) = ? [pid 6697] rt_sigprocmask(SIG_SETMASK, [], [pid 6698] <... rseq resumed>) = 0 [pid 6698] set_robust_list(0x7f7ba9d249a0, 24 [pid 6697] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6698] <... set_robust_list resumed>) = 0 [pid 6697] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6698] rt_sigprocmask(SIG_SETMASK, [], [pid 6697] <... futex resumed>) = 0 [pid 6698] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6697] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6698] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6698] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6697] <... futex resumed>) = 0 [pid 6698] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6697] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6698] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6697] <... futex resumed>) = 0 [pid 6696] +++ exited with 0 +++ [pid 6695] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6695, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6698] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6697] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6698] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6698] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6699 attached , child_tidptr=0x555565a8a690) = 6699 [pid 6699] set_robust_list(0x555565a8a6a0, 24 [pid 6698] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6699] <... set_robust_list resumed>) = 0 executing program [pid 6699] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6698] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6699] <... prctl resumed>) = 0 [pid 6699] setpgid(0, 0) = 0 [pid 6699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6699] write(3, "1000", 4) = 4 [pid 6699] close(3) = 0 [pid 6699] write(1, "executing program\n", 18) = 18 [pid 6699] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6699] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6699] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6699] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6698] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6699] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6698] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6697] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6699] <... mprotect resumed>) = 0 [pid 6698] <... futex resumed>) = 0 [pid 6697] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6698] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6697] <... futex resumed>) = 0 [pid 6699] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6698] <... futex resumed>) = 0 [pid 6697] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6699] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6698] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6699] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6699] <... clone3 resumed> => {parent_tid=[6700]}, 88) = 6700 [pid 6697] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6700 attached [pid 6699] rt_sigprocmask(SIG_SETMASK, [], [pid 6698] <... futex resumed>) = 0 [pid 6697] <... futex resumed>) = 1 [pid 6698] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6697] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6698] <... futex resumed>) = 0 [pid 6697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6698] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6697] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6698] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6697] <... futex resumed>) = 0 [pid 6698] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6697] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6699] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6699] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6699] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6700] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6700] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6700] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6700] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6699] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6700] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6699] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6700] <... futex resumed>) = 0 [pid 6699] <... futex resumed>) = 0 [pid 6700] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6699] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9ce3000 [pid 6699] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6699] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6699] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0}./strace-static-x86_64: Process 6701 attached => {parent_tid=[6701]}, 88) = 6701 [pid 6699] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6699] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6699] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6701] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 6697] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6701] <... rseq resumed>) = 0 [pid 6701] set_robust_list(0x7f7ba9d039a0, 24) = 0 [pid 6701] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6701] 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 6701] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cbe000 [pid 6701] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c7e000 [pid 6701] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6699] <... futex resumed>) = 0 [pid 6699] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6700] <... futex resumed>) = 0 [pid 6699] <... futex resumed>) = 1 [pid 6700] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6699] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6700] <... futex resumed>) = 0 [pid 6699] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6700] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6699] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6700] <... futex resumed>) = 0 [pid 6699] <... futex resumed>) = 0 [pid 6700] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6699] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6699] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6700] <... futex resumed>) = 0 [pid 6699] <... futex resumed>) = 1 [pid 6700] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6699] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6701] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6699] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6698] <... io_uring_enter resumed>) = 4096 [pid 6698] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6697] exit_group(0) = ? [pid 6698] +++ exited with 0 +++ [pid 6697] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6697, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6702 ./strace-static-x86_64: Process 6702 attached [pid 6702] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6702] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6702] setpgid(0, 0) = 0 [pid 6702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6702] write(3, "1000", 4) = 4 [pid 6702] close(3) = 0 executing program [pid 6702] write(1, "executing program\n", 18) = 18 [pid 6702] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6702] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6702] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6702] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6702] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6703 attached => {parent_tid=[6703]}, 88) = 6703 [pid 6703] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6702] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6702] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6703] <... rseq resumed>) = 0 [pid 6703] set_robust_list(0x7f7ba9d249a0, 24 [pid 6702] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6703] <... set_robust_list resumed>) = 0 [pid 6703] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6703] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6703] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6702] <... futex resumed>) = 0 [pid 6702] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6702] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6703] 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 6703] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6703] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6699] exit_group(0 [pid 6701] <... futex resumed>) = ? [pid 6699] <... exit_group resumed>) = ? [pid 6702] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6702] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6703] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6702] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9c7e000 [pid 6702] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6702] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6703] <... futex resumed>) = 0 [pid 6702] <... rt_sigprocmask resumed>[], 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=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0}./strace-static-x86_64: Process 6704 attached [pid 6703] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6702] <... clone3 resumed> => {parent_tid=[6704]}, 88) = 6704 [pid 6701] +++ exited with 0 +++ [pid 6702] rt_sigprocmask(SIG_SETMASK, [], [pid 6704] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6700] <... io_uring_enter resumed>) = ? [pid 6704] <... rseq resumed>) = 0 [pid 6702] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6700] +++ exited with 0 +++ [pid 6699] +++ exited with 0 +++ [pid 6704] set_robust_list(0x7f7ba9c9e9a0, 24 [pid 6702] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6699, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6704] <... set_robust_list resumed>) = 0 [pid 6702] <... futex resumed>) = 0 [pid 6704] rt_sigprocmask(SIG_SETMASK, [], [pid 6702] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6704] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6704] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6704] <... futex resumed>) = 1 [pid 6702] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6705 attached [pid 6704] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6702] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6705 [pid 6702] <... futex resumed>) = 1 [pid 6705] set_robust_list(0x555565a8a6a0, 24 [pid 6703] <... futex resumed>) = 0 [pid 6702] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6705] <... set_robust_list resumed>) = 0 [pid 6703] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6702] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6705] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6703] <... futex resumed>) = 0 [pid 6702] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6705] <... prctl 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 6705] setpgid(0, 0) = 0 [pid 6702] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6705] write(3, "1000", 4) = 4 [pid 6705] close(3 [pid 6702] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) executing program [pid 6705] <... close resumed>) = 0 [pid 6705] write(1, "executing program\n", 18) = 18 [pid 6705] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6705] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6705] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6705] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6705] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6705] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6705] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6706 attached [pid 6706] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6705] <... clone3 resumed> => {parent_tid=[6706]}, 88) = 6706 [pid 6706] set_robust_list(0x7f7ba9d249a0, 24 [pid 6705] rt_sigprocmask(SIG_SETMASK, [], [pid 6706] <... set_robust_list resumed>) = 0 [pid 6705] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6705] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6706] rt_sigprocmask(SIG_SETMASK, [], [pid 6705] <... futex resumed>) = 0 [pid 6706] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6705] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6706] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6706] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6705] <... futex resumed>) = 0 [pid 6705] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6706] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6705] <... futex resumed>) = 0 [pid 6706] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6705] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6706] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6706] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6706] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6705] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6705] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6706] <... futex resumed>) = 0 [pid 6705] <... futex resumed>) = 0 [pid 6706] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6705] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6706] <... futex resumed>) = 0 [pid 6706] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6705] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6706] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6705] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6706] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6705] <... futex resumed>) = 0 [pid 6706] <... futex resumed>) = 0 [pid 6705] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6706] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6705] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6705] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6706] <... futex resumed>) = 0 [pid 6706] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6705] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6703] <... io_uring_enter resumed>) = 4096 [pid 6703] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6703] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6702] exit_group(0) = ? [pid 6704] <... futex resumed>) = ? [pid 6704] +++ exited with 0 +++ [pid 6703] <... futex resumed>) = ? [pid 6703] +++ exited with 0 +++ [pid 6702] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6702, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6707 attached , child_tidptr=0x555565a8a690) = 6707 [pid 6707] set_robust_list(0x555565a8a6a0, 24) = 0 executing program [pid 6707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6707] setpgid(0, 0) = 0 [pid 6707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6707] write(3, "1000", 4) = 4 [pid 6707] close(3) = 0 [pid 6707] write(1, "executing program\n", 18) = 18 [pid 6707] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6707] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6707] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6707] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6707] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6707] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6708]}, 88) = 6708 [pid 6707] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6707] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6707] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6708 attached [pid 6708] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6708] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6708] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6708] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6707] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6708] <... openat resumed>) = 3 [pid 6707] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6708] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6707] <... futex resumed>) = 0 [pid 6708] <... futex resumed>) = 0 [pid 6708] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6707] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9ce3000 [pid 6707] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6707] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 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=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0}./strace-static-x86_64: Process 6709 attached [pid 6709] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053) = 0 [pid 6709] set_robust_list(0x7f7ba9d039a0, 24 [pid 6707] <... clone3 resumed> => {parent_tid=[6709]}, 88) = 6709 [pid 6707] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6707] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6707] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6709] <... set_robust_list resumed>) = 0 [pid 6709] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6709] 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 6709] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6707] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6709] <... mmap resumed>) = 0x7f7ba9cbe000 [pid 6707] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6708] <... futex resumed>) = 0 [pid 6707] <... futex resumed>) = 1 [pid 6708] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6707] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = ? [pid 6708] +++ killed by SIGSEGV +++ [pid 6709] +++ killed by SIGSEGV +++ [pid 6707] +++ killed by SIGSEGV +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6707, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6710 attached [pid 6710] set_robust_list(0x555565a8a6a0, 24 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6710 [pid 6710] <... set_robust_list resumed>) = 0 [pid 6710] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6710] setpgid(0, 0) = 0 [pid 6710] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6710] write(3, "1000", 4) = 4 [pid 6710] close(3) = 0 executing program [pid 6710] write(1, "executing program\n", 18) = 18 [pid 6710] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6710] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6706] <... io_uring_enter resumed>) = 4096 [pid 6710] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6706] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6710] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6710] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6710] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6706] <... futex resumed>) = 0 [pid 6710] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6706] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6710] <... rt_sigprocmask resumed>[], 8) = 0 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6711]}, 88) = 6711 [pid 6710] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6710] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6710] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6711 attached [pid 6705] exit_group(0) = ? [pid 6706] <... futex resumed>) = ? [pid 6711] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6706] +++ exited with 0 +++ [pid 6705] +++ exited with 0 +++ [pid 6711] <... rseq resumed>) = 0 [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6705, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6711] set_robust_list(0x7f7ba9d249a0, 24 [pid 5880] restart_syscall(<... resuming interrupted clone ...> [pid 6711] <... set_robust_list resumed>) = 0 [pid 6711] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6711] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6711] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6711] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6710] <... futex resumed>) = 0 [pid 6710] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6711] <... futex resumed>) = 0 [pid 6711] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6710] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6711] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6711] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6711] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6710] <... futex resumed>) = 0 [pid 6711] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6710] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6710] <... futex resumed>) = 0 [pid 6711] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6710] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6711] <... futex resumed>) = 0 [pid 6710] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6711] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6710] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] <... restart_syscall resumed>) = 0 [pid 6710] <... futex resumed>) = 0 [pid 6711] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6710] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6711] <... futex resumed>) = 0 [pid 6710] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6712 attached [pid 6711] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6710] <... futex resumed>) = 0 [pid 6712] set_robust_list(0x555565a8a6a0, 24 [pid 6710] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6712 [pid 6712] <... set_robust_list resumed>) = 0 [pid 6712] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6712] setpgid(0, 0) = 0 [pid 6712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6712] write(3, "1000", 4) = 4 [pid 6712] close(3) = 0 [pid 6712] write(1, "executing program\n", 18) = 18 [pid 6712] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6710] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6712] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6712] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6712] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6712] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6712] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6712] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6713 attached => {parent_tid=[6713]}, 88) = 6713 [pid 6712] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6712] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6713] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6712] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6713] <... rseq resumed>) = 0 [pid 6713] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6713] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6713] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6713] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6713] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6712] <... futex resumed>) = 0 [pid 6713] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6712] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6713] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6712] <... futex resumed>) = 0 [pid 6712] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6713] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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) = 0x7f7ba9cdf000 [pid 6713] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6713] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6712] <... futex resumed>) = 0 [pid 6712] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6712] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6713] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6712] <... futex resumed>) = 0 [pid 6713] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6712] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6713] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6712] <... futex resumed>) = 0 [pid 6713] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6712] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6713] <... futex resumed>) = 0 [pid 6712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6713] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6712] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6713] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6713] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6712] <... futex resumed>) = 0 [pid 6712] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6711] <... io_uring_enter resumed>) = 4096 [pid 6711] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6711] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6710] exit_group(0) = ? [pid 6711] <... futex resumed>) = ? [pid 6711] +++ exited with 0 +++ [pid 6710] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6710, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6714 ./strace-static-x86_64: Process 6714 attached [pid 6714] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6714] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6714] setpgid(0, 0) = 0 [pid 6714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6714] write(3, "1000", 4) = 4 [pid 6714] close(3) = 0 executing program [pid 6714] write(1, "executing program\n", 18) = 18 [pid 6714] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6714] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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, 0) = 0x7f7ba9d04000 [pid 6714] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6715 attached [pid 6715] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6715] set_robust_list(0x7f7ba9d249a0, 24 [pid 6714] <... clone3 resumed> => {parent_tid=[6715]}, 88) = 6715 [pid 6715] <... set_robust_list resumed>) = 0 [pid 6715] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6715] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6714] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6714] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6715] <... futex resumed>) = 0 [pid 6714] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6715] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6715] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6714] <... futex resumed>) = 0 [pid 6714] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6715] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6714] <... futex resumed>) = 0 [pid 6714] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6715] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6715] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6715] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6715] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6714] <... futex resumed>) = 0 [pid 6714] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6714] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6715] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6714] <... futex resumed>) = 0 [pid 6714] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6714] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6715] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6714] <... futex resumed>) = 0 [pid 6714] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6715] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6714] <... futex resumed>) = 0 [pid 6714] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6713] <... io_uring_enter resumed>) = 4096 [pid 6714] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6713] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6712] exit_group(0) = ? [pid 6713] +++ exited with 0 +++ [pid 6712] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6712, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6716 attached , child_tidptr=0x555565a8a690) = 6716 [pid 6716] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6716] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6716] setpgid(0, 0) = 0 [pid 6716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6716] write(3, "1000", 4executing program ) = 4 [pid 6716] close(3) = 0 [pid 6716] write(1, "executing program\n", 18) = 18 [pid 6716] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6716] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6716] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6716] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6716] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6716] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6716] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6717]}, 88) = 6717 [pid 6716] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6716] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6716] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6717 attached [pid 6717] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6717] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6717] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6717] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6717] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6716] <... futex resumed>) = 0 [pid 6716] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6716] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6717] 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 6717] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6717] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6717] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6716] <... futex resumed>) = 0 [pid 6716] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6716] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6717] <... futex resumed>) = 1 [pid 6717] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6716] <... futex resumed>) = 0 [pid 6716] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6716] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6717] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6716] <... 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 6716] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6716] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6714] exit_group(0) = ? [pid 6716] exit_group(0) = ? [pid 6715] <... io_uring_enter resumed>) = ? [pid 6715] +++ exited with 0 +++ [pid 6714] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6714, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6718 ./strace-static-x86_64: Process 6718 attached [pid 6718] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6717] <... io_uring_enter resumed>) = ? [pid 6718] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6718] setpgid(0, 0 [pid 6717] +++ exited with 0 +++ [pid 6716] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6716, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...> [pid 6718] <... setpgid resumed>) = 0 [pid 5880] <... restart_syscall resumed>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6719 ./strace-static-x86_64: Process 6719 attached [pid 6718] <... openat resumed>) = 3 [pid 6719] set_robust_list(0x555565a8a6a0, 24 [pid 6718] write(3, "1000", 4 [pid 6719] <... set_robust_list resumed>) = 0 [pid 6718] <... write resumed>) = 4 executing program [pid 6719] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6718] close(3 [pid 6719] <... prctl resumed>) = 0 [pid 6718] <... close resumed>) = 0 [pid 6719] setpgid(0, 0 [pid 6718] write(1, "executing program\n", 18 [pid 6719] <... setpgid resumed>) = 0 [pid 6718] <... write resumed>) = 18 [pid 6719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6718] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6719] <... openat resumed>) = 3 [pid 6718] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6719] write(3, "1000", 4 [pid 6718] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6719] <... write resumed>) = 4 [pid 6719] close(3 [pid 6718] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6719] <... close resumed>) = 0 executing program [pid 6719] write(1, "executing program\n", 18 [pid 6718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6719] <... write resumed>) = 18 [pid 6719] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6718] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6719] <... futex resumed>) = 0 [pid 6719] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6718] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6719] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6719] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6718] <... mprotect resumed>) = 0 [pid 6719] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6719] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6718] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6719] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6718] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6718] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6719] <... mprotect resumed>) = 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6720]}, 88) = 6720 [pid 6719] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6720 attached [pid 6719] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6719] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6720] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6720] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6720] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6720] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6720] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6719] <... futex resumed>) = 0 [pid 6719] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6719] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6718] <... clone3 resumed> => {parent_tid=[6721]}, 88) = 6721 [pid 6720] 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 6720] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6720] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6720] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6719] <... futex resumed>) = 0 [pid 6719] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6719] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6720] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6719] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6721 attached [pid 6719] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6718] rt_sigprocmask(SIG_SETMASK, [], [pid 6721] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6719] <... futex resumed>) = 0 [pid 6718] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6721] <... rseq resumed>) = 0 [pid 6719] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6718] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6721] set_robust_list(0x7f7ba9d249a0, 24 [pid 6720] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6718] <... futex resumed>) = 0 [pid 6721] <... set_robust_list resumed>) = 0 [pid 6720] <... futex resumed>) = 1 [pid 6719] <... futex resumed>) = 0 [pid 6718] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6721] rt_sigprocmask(SIG_SETMASK, [], [pid 6720] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6719] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6721] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6719] <... futex resumed>) = 0 [pid 6719] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6721] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6721] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6718] <... futex resumed>) = 0 [pid 6721] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6718] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6718] <... futex resumed>) = 0 [pid 6721] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6718] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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 6719] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6721] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6718] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6718] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6721] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6718] <... futex resumed>) = 0 [pid 6718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6721] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6718] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6718] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6721] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6718] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6721] <... futex resumed>) = 0 [pid 6718] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6718] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0} [pid 6721] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6718] <... clone3 resumed> => {parent_tid=[6722]}, 88) = 6722 ./strace-static-x86_64: Process 6722 attached [pid 6722] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053) = 0 [pid 6722] set_robust_list(0x7f7ba9c9e9a0, 24) = 0 [pid 6718] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6718] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6722] rt_sigprocmask(SIG_SETMASK, [], [pid 6718] <... futex resumed>) = 0 [pid 6718] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6722] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6722] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6718] <... futex resumed>) = 0 [pid 6718] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6721] <... futex resumed>) = 0 [pid 6718] <... futex resumed>) = 1 [pid 6721] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6718] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6721] <... futex resumed>) = 0 [pid 6718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6722] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6721] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6718] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6718] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6719] exit_group(0) = ? [pid 6720] <... io_uring_enter resumed>) = ? [pid 6720] +++ exited with 0 +++ [pid 6719] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6719, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6723 ./strace-static-x86_64: Process 6723 attached [pid 6723] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6723] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6718] exit_group(0 [pid 6723] <... prctl resumed>) = 0 [pid 6723] setpgid(0, 0 [pid 6722] <... futex resumed>) = ? [pid 6718] <... exit_group resumed>) = ? [pid 6723] <... setpgid resumed>) = 0 [pid 6722] +++ exited with 0 +++ [pid 6723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6723] write(3, "1000", 4) = 4 [pid 6723] close(3executing program ) = 0 [pid 6723] write(1, "executing program\n", 18) = 18 [pid 6723] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6723] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6723] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6723] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6723] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6723] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6721] <... io_uring_enter resumed>) = ? [pid 6723] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6724 attached [pid 6724] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6723] <... clone3 resumed> => {parent_tid=[6724]}, 88) = 6724 [pid 6724] <... rseq resumed>) = 0 [pid 6723] rt_sigprocmask(SIG_SETMASK, [], [pid 6724] set_robust_list(0x7f7ba9d249a0, 24 [pid 6723] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6723] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6724] <... set_robust_list resumed>) = 0 [pid 6724] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6724] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6723] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6721] +++ exited with 0 +++ [pid 6718] +++ exited with 0 +++ [pid 6724] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6718, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 6724] <... futex resumed>) = 0 [pid 5877] restart_syscall(<... resuming interrupted clone ...> [pid 6724] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5877] <... restart_syscall resumed>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6725 attached [pid 6723] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6725] set_robust_list(0x555565a8a6a0, 24 [pid 6724] <... futex resumed>) = 0 [pid 6723] <... futex resumed>) = 1 [pid 5877] <... clone resumed>, child_tidptr=0x555565a8a690) = 6725 [pid 6725] <... set_robust_list resumed>) = 0 [pid 6724] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6723] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6725] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6724] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6725] <... prctl resumed>) = 0 [pid 6724] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6725] setpgid(0, 0 [pid 6724] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6724] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6724] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6724] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6725] <... setpgid resumed>) = 0 [pid 6723] <... futex resumed>) = 0 [pid 6725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6723] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6724] <... futex resumed>) = 0 [pid 6723] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6725] <... openat resumed>) = 3 [pid 6725] write(3, "1000", 4 [pid 6724] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6723] <... futex resumed>) = 0 [pid 6725] <... write resumed>) = 4 [pid 6725] close(3 [pid 6724] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6723] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6725] <... close resumed>) = 0 [pid 6724] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6723] <... futex resumed>) = 0 [pid 6725] write(1, "executing program\n", 18 [pid 6724] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6723] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6725] <... write resumed>) = 18 [pid 6724] <... futex resumed>) = 0 [pid 6723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6725] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6724] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6723] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6725] <... futex resumed>) = 0 [pid 6724] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6723] <... futex resumed>) = 0 [pid 6725] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6724] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6723] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6725] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6725] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6725] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6723] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6725] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6725] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6725] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6725] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6726 attached => {parent_tid=[6726]}, 88) = 6726 [pid 6726] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6725] rt_sigprocmask(SIG_SETMASK, [], [pid 6726] set_robust_list(0x7f7ba9d249a0, 24 [pid 6725] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6726] <... set_robust_list resumed>) = 0 [pid 6725] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6726] rt_sigprocmask(SIG_SETMASK, [], [pid 6725] <... futex resumed>) = 0 [pid 6726] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6725] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6726] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6726] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6725] <... futex resumed>) = 0 [pid 6725] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6726] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6725] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6726] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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) = 0x7f7ba9cdf000 [pid 6726] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6726] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6725] <... futex resumed>) = 0 [pid 6725] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6726] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6725] <... futex resumed>) = 0 [pid 6725] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6725] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6726] <... futex resumed>) = 0 [pid 6725] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6726] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6725] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6726] <... futex resumed>) = 0 [pid 6726] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6725] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6725] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6724] <... io_uring_enter resumed>) = 4096 [pid 6724] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6723] exit_group(0) = ? [pid 6724] +++ exited with 0 +++ [pid 6723] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6723, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6727 attached [pid 6727] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6727 [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(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6727] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6727] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6726] <... io_uring_enter resumed>) = 4096 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6726] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6728 attached [pid 6725] exit_group(0 [pid 6727] <... clone3 resumed> => {parent_tid=[6728]}, 88) = 6728 [pid 6725] <... exit_group resumed>) = ? [pid 6727] rt_sigprocmask(SIG_SETMASK, [], [pid 6728] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6727] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6728] <... rseq resumed>) = 0 [pid 6727] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6728] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6727] <... futex resumed>) = 0 [pid 6726] <... futex resumed>) = ? [pid 6728] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6728] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6728] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6727] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6728] <... futex resumed>) = 0 [pid 6728] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6726] +++ exited with 0 +++ [pid 6725] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6725, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6729 [pid 6727] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6729 attached ) = 1 [pid 6728] <... futex resumed>) = 0 [pid 6728] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6727] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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 6728] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6728] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6728] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6727] <... futex resumed>) = 0 [pid 6727] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6727] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6729] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6729] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6728] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6727] <... futex resumed>) = 0 [pid 6727] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6727] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6729] <... prctl resumed>) = 0 [pid 6729] setpgid(0, 0) = 0 [pid 6729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6728] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6727] <... futex resumed>) = 0 [pid 6727] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6727] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6729] <... openat resumed>) = 3 [pid 6728] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0executing 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(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6729] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6729] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6730]}, 88) = 6730 [pid 6729] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6729] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6729] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6730 attached [pid 6730] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6730] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6730] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6730] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6730] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6729] <... futex resumed>) = 0 [pid 6729] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6729] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6730] <... futex resumed>) = 1 [pid 6730] 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 6730] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6730] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6727] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6730] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6729] <... futex resumed>) = 0 [pid 6729] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6730] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6729] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6730] <... futex resumed>) = 0 [pid 6729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6730] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6729] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6730] <... futex resumed>) = 0 [pid 6729] <... futex resumed>) = 0 [pid 6730] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6729] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6729] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6730] <... futex resumed>) = 0 [pid 6729] <... futex resumed>) = 1 [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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6727] exit_group(0) = ? [pid 6728] <... io_uring_enter resumed>) = ? [pid 6729] exit_group(0) = ? [pid 6728] +++ exited with 0 +++ [pid 6727] +++ exited with 0 +++ [pid 5880] --- 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 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6731 attached [pid 6731] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6731] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6731 [pid 6731] <... prctl resumed>) = 0 [pid 6731] setpgid(0, 0) = 0 [pid 6731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 6731] write(3, "1000", 4) = 4 [pid 6731] close(3) = 0 [pid 6731] write(1, "executing program\n", 18) = 18 [pid 6731] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6731] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6731] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6732]}, 88) = 6732 [pid 6731] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6731] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6732 attached ) = 0 [pid 6730] <... io_uring_enter resumed>) = ? [pid 6731] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6732] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6732] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6732] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6732] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6730] +++ exited with 0 +++ [pid 6729] +++ exited with 0 +++ [pid 6732] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6731] <... futex resumed>) = 0 [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6729, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6732] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6731] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] restart_syscall(<... resuming interrupted clone ...> [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 6731] <... futex resumed>) = 0 [pid 6732] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6731] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6732] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 5877] <... restart_syscall resumed>) = 0 [pid 6732] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6733 attached , child_tidptr=0x555565a8a690) = 6733 [pid 6733] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6732] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6733] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6733] setpgid(0, 0) = 0 [pid 6733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6732] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6731] <... futex resumed>) = 0 [pid 6733] write(3, "1000", 4) = 4 [pid 6733] close(3) = 0 executing program [pid 6733] write(1, "executing program\n", 18) = 18 [pid 6733] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6733] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6732] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6732] <... futex resumed>) = 0 [pid 6731] <... futex resumed>) = 0 [pid 6732] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6731] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6731] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6732] <... futex resumed>) = 0 [pid 6731] <... futex resumed>) = 1 [pid 6732] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6732] <... futex resumed>) = 0 [pid 6731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [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(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6731] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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) = 0x7f7ba9d04000 [pid 6733] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6733] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6734 attached [pid 6734] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6733] <... clone3 resumed> => {parent_tid=[6734]}, 88) = 6734 [pid 6733] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6734] <... rseq resumed>) = 0 [pid 6733] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6734] set_robust_list(0x7f7ba9d249a0, 24 [pid 6733] <... futex resumed>) = 0 [pid 6731] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6731] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6734] <... set_robust_list resumed>) = 0 [pid 6733] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6731] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6734] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6734] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6734] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6734] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6733] <... futex resumed>) = 0 [pid 6734] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6733] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6734] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6733] <... futex resumed>) = 0 [pid 6733] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6734] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6734] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6734] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6733] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6734] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6733] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6734] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] <... futex resumed>) = 0 [pid 6734] <... futex resumed>) = 0 [pid 6733] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6734] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6733] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6733] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6733] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [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=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0}./strace-static-x86_64: Process 6735 attached [pid 6735] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6733] <... clone3 resumed> => {parent_tid=[6735]}, 88) = 6735 [pid 6735] <... rseq resumed>) = 0 [pid 6733] rt_sigprocmask(SIG_SETMASK, [], [pid 6735] set_robust_list(0x7f7ba9c9e9a0, 24 [pid 6733] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6735] <... set_robust_list resumed>) = 0 [pid 6733] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6735] rt_sigprocmask(SIG_SETMASK, [], [pid 6733] <... futex resumed>) = 0 [pid 6733] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6735] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6735] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6733] <... futex resumed>) = 0 [pid 6735] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6733] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6734] <... futex resumed>) = 0 [pid 6733] <... futex resumed>) = 1 [pid 6734] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6734] <... futex resumed>) = 0 [pid 6733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6734] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6733] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6734] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6733] <... futex resumed>) = 0 [pid 6734] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6733] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6732] <... io_uring_enter resumed>) = 4096 [pid 6732] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6732] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6731] exit_group(0 [pid 6732] <... futex resumed>) = ? [pid 6731] <... exit_group resumed>) = ? [pid 6732] +++ exited with 0 +++ [pid 6731] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6731, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6736 ./strace-static-x86_64: Process 6736 attached [pid 6736] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6736] setpgid(0, 0) = 0 [pid 6736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6736] write(3, "1000", 4) = 4 [pid 6736] close(3) = 0 executing program [pid 6736] write(1, "executing program\n", 18) = 18 [pid 6736] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6736] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6736] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6736] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6736] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6736] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6734] <... io_uring_enter resumed>) = 4096 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} [pid 6734] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] exit_group(0 [pid 6735] <... futex resumed>) = ? [pid 6733] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6737 attached [pid 6735] +++ exited with 0 +++ [pid 6734] <... futex resumed>) = ? [pid 6737] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6736] <... clone3 resumed> => {parent_tid=[6737]}, 88) = 6737 [pid 6737] <... rseq resumed>) = 0 [pid 6736] rt_sigprocmask(SIG_SETMASK, [], [pid 6737] set_robust_list(0x7f7ba9d249a0, 24 [pid 6736] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6737] <... set_robust_list resumed>) = 0 [pid 6736] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6737] rt_sigprocmask(SIG_SETMASK, [], [pid 6736] <... futex resumed>) = 0 [pid 6737] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6737] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6736] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6734] +++ exited with 0 +++ [pid 6733] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6733, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6738 ./strace-static-x86_64: Process 6738 attached [pid 6737] <... openat resumed>) = 3 [pid 6738] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6738] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6738] setpgid(0, 0) = 0 [pid 6738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6737] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6738] <... openat resumed>) = 3 [pid 6738] write(3, "1000", 4) = 4 [pid 6738] close(3) = 0 executing program [pid 6738] write(1, "executing program\n", 18) = 18 [pid 6738] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6738] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, [pid 6737] <... futex resumed>) = 1 [pid 6738] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6736] <... futex resumed>) = 0 [pid 6737] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6736] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6737] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6736] <... futex resumed>) = 0 [pid 6737] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6736] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6738] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6737] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6737] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6737] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6736] <... futex resumed>) = 0 [pid 6737] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6736] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6737] <... futex resumed>) = 0 [pid 6736] <... futex resumed>) = 0 [pid 6737] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6736] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6736] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6737] <... futex resumed>) = 0 [pid 6736] <... futex resumed>) = 1 [pid 6737] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6736] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6737] <... futex resumed>) = 0 [pid 6736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6738] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6738] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6737] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6736] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6738] <... mmap resumed>) = 0x7f7ba9d04000 [pid 6738] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE [pid 6736] <... futex resumed>) = 0 [pid 6736] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6738] <... mprotect resumed>) = 0 [pid 6738] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6738] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6739 attached => {parent_tid=[6739]}, 88) = 6739 [pid 6738] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6738] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6739] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6738] <... futex resumed>) = 0 [pid 6738] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6739] <... rseq resumed>) = 0 [pid 6739] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6736] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6736] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6739] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6736] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6739] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6739] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6738] <... futex resumed>) = 0 [pid 6739] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6738] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6738] <... futex resumed>) = 0 [pid 6738] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6739] 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 6739] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6739] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6738] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6738] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6739] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6738] <... futex resumed>) = 0 [pid 6738] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9c7e000 [pid 6738] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6738] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6738] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0} => {parent_tid=[6740]}, 88) = 6740 [pid 6738] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6738] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6739] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6738] <... futex resumed>) = 0 [pid 6739] <... futex resumed>) = 0 [pid 6738] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6740 attached [pid 6739] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6740] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053) = 0 [pid 6740] set_robust_list(0x7f7ba9c9e9a0, 24) = 0 [pid 6740] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6740] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6738] <... futex resumed>) = 0 [pid 6740] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6738] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6739] <... futex resumed>) = 0 [pid 6738] <... futex resumed>) = 1 [pid 6739] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6738] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6739] <... futex resumed>) = 0 [pid 6738] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6739] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6738] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6738] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6738] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6737] <... io_uring_enter resumed>) = 4096 [pid 6737] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6736] exit_group(0) = ? [pid 6737] +++ exited with 0 +++ [pid 6736] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6736, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6741 attached , child_tidptr=0x555565a8a690) = 6741 [pid 6741] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6741] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6741] setpgid(0, 0) = 0 [pid 6741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6741] write(3, "1000", 4) = 4 [pid 6741] close(3executing program ) = 0 [pid 6741] write(1, "executing program\n", 18) = 18 [pid 6741] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6741] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6741] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6741] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6741] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6741] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6741] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6742 attached => {parent_tid=[6742]}, 88) = 6742 [pid 6741] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6741] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6742] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6741] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6742] <... rseq resumed>) = 0 [pid 6742] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6742] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6742] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6742] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6741] <... futex resumed>) = 0 [pid 6741] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6741] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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) = 0x7f7ba9cdf000 [pid 6742] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6742] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6741] <... futex resumed>) = 0 [pid 6741] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6742] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6741] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6742] <... futex resumed>) = 0 [pid 6741] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6742] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6741] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6741] <... futex resumed>) = 0 [pid 6742] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6741] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6742] <... futex resumed>) = 0 [pid 6741] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6741] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6741] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6742] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6741] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6738] exit_group(0) = ? [pid 6740] <... futex resumed>) = ? [pid 6740] +++ exited with 0 +++ [pid 6739] <... io_uring_enter resumed>) = ? [pid 6739] +++ exited with 0 +++ [pid 6738] +++ exited with 0 +++ [pid 5877] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6738, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6743 ./strace-static-x86_64: Process 6743 attached [pid 6743] set_robust_list(0x555565a8a6a0, 24) = 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", 18executing program ) = 18 [pid 6743] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6743] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6743] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6744 attached [pid 6744] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6744] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6744] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6744] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6743] <... clone3 resumed> => {parent_tid=[6744]}, 88) = 6744 [pid 6743] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6743] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] <... futex resumed>) = 0 [pid 6743] <... futex resumed>) = 1 [pid 6744] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6743] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6744] <... openat resumed>) = 3 [pid 6744] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6743] <... futex resumed>) = 0 [pid 6744] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6743] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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, 0 [pid 6743] <... futex resumed>) = 0 [pid 6743] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6744] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6744] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6744] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6743] <... futex resumed>) = 0 [pid 6744] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6743] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] <... futex resumed>) = 0 [pid 6743] <... futex resumed>) = 0 [pid 6744] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6743] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6743] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] <... futex resumed>) = 0 [pid 6743] <... futex resumed>) = 1 [pid 6744] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6743] futex(0x7f7ba9df532c, 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(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6743] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6743] <... futex resumed>) = 0 [pid 6743] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6744] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6742] <... io_uring_enter resumed>) = 4096 [pid 6742] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6742] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6741] exit_group(0 [pid 6742] <... futex resumed>) = ? [pid 6741] <... exit_group resumed>) = ? [pid 6742] +++ exited with 0 +++ [pid 6743] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6741] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6741, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6745 attached , child_tidptr=0x555565a8a690) = 6745 [pid 6745] set_robust_list(0x555565a8a6a0, 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_CLOEXEC) = 3 [pid 6745] write(3, "1000", 4) = 4 [pid 6745] close(3) = 0 [pid 6745] write(1, "executing program\n", 18executing program ) = 18 [pid 6745] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6745] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6745] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6745] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6746 attached [pid 6746] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6745] <... clone3 resumed> => {parent_tid=[6746]}, 88) = 6746 [pid 6746] <... rseq resumed>) = 0 [pid 6745] rt_sigprocmask(SIG_SETMASK, [], [pid 6746] set_robust_list(0x7f7ba9d249a0, 24 [pid 6745] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6745] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6745] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6746] <... set_robust_list resumed>) = 0 [pid 6746] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6746] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6746] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6745] <... futex resumed>) = 0 [pid 6746] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6745] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6746] <... futex resumed>) = 0 [pid 6745] <... futex resumed>) = 1 [pid 6746] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6745] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6746] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6746] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6746] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6746] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6745] <... futex resumed>) = 0 [pid 6745] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6746] <... futex resumed>) = 0 [pid 6745] <... futex resumed>) = 1 [pid 6746] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6746] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6745] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6745] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6746] <... futex resumed>) = 0 [pid 6745] <... futex resumed>) = 1 [pid 6745] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6746] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6746] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6745] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6746] <... futex resumed>) = 0 [pid 6745] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6746] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6745] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6743] exit_group(0) = ? [pid 6744] <... io_uring_enter resumed>) = ? [pid 6744] +++ exited with 0 +++ [pid 6743] +++ exited with 0 +++ [pid 5877] --- 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 5877] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5877] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6747 attached , child_tidptr=0x555565a8a690) = 6747 [pid 6747] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6747] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6747] setpgid(0, 0) = 0 [pid 6747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6747] write(3, "1000", 4) = 4 [pid 6747] close(3) = 0 executing program [pid 6747] write(1, "executing program\n", 18) = 18 [pid 6747] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6747] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6747] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6747] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6747] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6747] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6747] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6748]}, 88) = 6748 [pid 6747] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6747] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6747] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6748 attached [pid 6748] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6748] set_robust_list(0x7f7ba9d249a0, 24 [pid 6747] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6748] <... set_robust_list resumed>) = 0 [pid 6747] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6748] rt_sigprocmask(SIG_SETMASK, [], [pid 6747] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9ce3000 [pid 6747] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6747] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6747] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0}./strace-static-x86_64: Process 6749 attached [pid 6748] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6749] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 6747] <... clone3 resumed> => {parent_tid=[6749]}, 88) = 6749 [pid 6749] <... rseq resumed>) = 0 [pid 6747] rt_sigprocmask(SIG_SETMASK, [], [pid 6749] set_robust_list(0x7f7ba9d039a0, 24 [pid 6747] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6749] <... set_robust_list resumed>) = 0 [pid 6747] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6749] rt_sigprocmask(SIG_SETMASK, [], [pid 6747] <... futex resumed>) = 0 [pid 6749] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6747] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6749] 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 6748] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 4 [pid 6748] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6749] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0) = 0x7f7ba9cbe000 [pid 6749] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000) = 0x7f7ba9c7e000 [pid 6749] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6747] <... futex resumed>) = 0 [pid 6747] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6747] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6749] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6748] <... futex resumed>) = 1 [pid 6747] <... futex resumed>) = 0 [pid 6748] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6748] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6747] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6747] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6746] <... io_uring_enter resumed>) = 4096 [pid 6748] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6746] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6746] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6745] exit_group(0) = ? [pid 6746] <... futex resumed>) = ? [pid 6748] <... futex resumed>) = 1 [pid 6747] <... futex resumed>) = 0 [pid 6747] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6747] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6746] +++ exited with 0 +++ [pid 6745] +++ exited with 0 +++ [pid 6748] io_uring_enter(3, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5880] --- 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 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6751 attached , child_tidptr=0x555565a8a690) = 6751 [pid 6747] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6751] set_robust_list(0x555565a8a6a0, 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(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6751] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6751] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6753 attached [pid 6753] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6751] <... clone3 resumed> => {parent_tid=[6753]}, 88) = 6753 [pid 6751] rt_sigprocmask(SIG_SETMASK, [], [pid 6753] <... rseq resumed>) = 0 [pid 6753] set_robust_list(0x7f7ba9d249a0, 24 [pid 6751] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6751] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6753] <... set_robust_list resumed>) = 0 [pid 6753] rt_sigprocmask(SIG_SETMASK, [], [pid 6751] <... futex resumed>) = 0 [pid 6753] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6751] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6753] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6753] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6751] <... futex resumed>) = 0 [pid 6753] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6751] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6753] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6753] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6753] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6753] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6751] <... futex resumed>) = 0 [pid 6753] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6751] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6753] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6751] <... futex resumed>) = 0 [pid 6753] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6751] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6753] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6751] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6753] <... futex resumed>) = 0 [pid 6751] <... futex resumed>) = 1 [pid 6753] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6751] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6753] <... futex resumed>) = 0 [pid 6751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6753] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6751] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6753] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6751] <... futex resumed>) = 0 [pid 6753] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6751] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6748] <... io_uring_enter resumed>) = 4096 [pid 6748] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6748] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6747] exit_group(0 [pid 6748] <... futex resumed>) = ? [pid 6747] <... exit_group resumed>) = ? [pid 6749] <... futex resumed>) = ? [pid 6749] +++ exited with 0 +++ [pid 6751] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6751] exit_group(0) = ? [pid 6753] <... io_uring_enter resumed>) = ? [pid 6753] +++ exited with 0 +++ [pid 6751] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6751, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6754 ./strace-static-x86_64: Process 6754 attached [pid 6754] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6754] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6754] setpgid(0, 0) = 0 [pid 6754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6754] write(3, "1000", 4) = 4 [pid 6754] close(3) = 0 [pid 6754] write(1, "executing program\n", 18) = 18 executing program [pid 6754] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6754] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6754] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6754] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6754] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6754] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6754] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6755 attached [pid 6755] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6754] <... clone3 resumed> => {parent_tid=[6755]}, 88) = 6755 [pid 6755] <... rseq resumed>) = 0 [pid 6754] rt_sigprocmask(SIG_SETMASK, [], [pid 6755] set_robust_list(0x7f7ba9d249a0, 24 [pid 6754] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6755] <... set_robust_list resumed>) = 0 [pid 6754] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6755] rt_sigprocmask(SIG_SETMASK, [], [pid 6754] <... futex resumed>) = 0 [pid 6755] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6754] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6755] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6755] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6754] <... futex resumed>) = 0 [pid 6755] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6754] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6755] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] <... futex resumed>) = 0 [pid 6754] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6755] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6755] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6755] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6754] <... futex resumed>) = 0 [pid 6754] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6754] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6755] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6754] <... futex resumed>) = 0 [pid 6754] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6754] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6755] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6754] <... futex resumed>) = 0 [pid 6754] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6754] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6755] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6754] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6754] exit_group(0) = ? [pid 6755] <... io_uring_enter resumed>) = ? [pid 6755] +++ exited with 0 +++ [pid 6754] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6754, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6756 attached [pid 6756] set_robust_list(0x555565a8a6a0, 24 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6756 [pid 6756] <... set_robust_list resumed>) = 0 [pid 6756] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6756] setpgid(0, 0) = 0 [pid 6756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 6756] write(3, "1000", 4) = 4 [pid 6756] close(3) = 0 [pid 6756] write(1, "executing program\n", 18) = 18 [pid 6756] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6756] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6756] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6756] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6756] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6756] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6756] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6757 attached => {parent_tid=[6757]}, 88) = 6757 [pid 6757] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6756] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6756] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6756] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6757] <... rseq resumed>) = 0 [pid 6757] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6757] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6757] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6756] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6756] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6756] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9ce3000 [pid 6756] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6756] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6756] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0}./strace-static-x86_64: Process 6758 attached [pid 6758] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 6757] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6758] <... rseq resumed>) = 0 [pid 6756] <... clone3 resumed> => {parent_tid=[6758]}, 88) = 6758 [pid 6756] rt_sigprocmask(SIG_SETMASK, [], [pid 6758] set_robust_list(0x7f7ba9d039a0, 24 [pid 6756] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6758] <... set_robust_list resumed>) = 0 [pid 6756] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6758] rt_sigprocmask(SIG_SETMASK, [], [pid 6757] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6756] <... futex resumed>) = 0 [pid 6756] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6758] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6758] 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 6758] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cbe000 [pid 6758] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c7e000 [pid 6758] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6756] <... futex resumed>) = 0 [pid 6758] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6756] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6757] <... futex resumed>) = 0 [pid 6757] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6757] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6756] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6756] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6757] <... futex resumed>) = 0 [pid 6756] <... futex resumed>) = 1 [pid 6757] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6756] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6757] <... futex resumed>) = 0 [pid 6756] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6757] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6756] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6756] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6756] exit_group(0 [pid 6758] <... futex resumed>) = ? [pid 6756] <... exit_group resumed>) = ? [pid 6758] +++ exited with 0 +++ [pid 6757] <... io_uring_enter resumed>) = ? [pid 6757] +++ exited with 0 +++ [pid 6756] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6756, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6759 attached , child_tidptr=0x555565a8a690) = 6759 [pid 6759] set_robust_list(0x555565a8a6a0, 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 executing program [pid 6759] close(3) = 0 [pid 6759] write(1, "executing program\n", 18) = 18 [pid 6759] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6759] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6759] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6760]}, 88) = 6760 [pid 6759] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6759] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6759] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6760 attached [pid 6760] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6760] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6760] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6760] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6760] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6759] <... futex resumed>) = 0 [pid 6760] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6759] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6759] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6760] <... futex resumed>) = 0 [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 6759] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6759] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6759] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9ce3000 [pid 6760] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cbe000 [pid 6759] mprotect(0x7f7ba9ce4000, 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=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0}./strace-static-x86_64: Process 6761 attached [pid 6761] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 6759] <... clone3 resumed> => {parent_tid=[6761]}, 88) = 6761 [pid 6761] <... rseq resumed>) = 0 [pid 6759] rt_sigprocmask(SIG_SETMASK, [], [pid 6761] set_robust_list(0x7f7ba9d039a0, 24 [pid 6759] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6761] <... set_robust_list resumed>) = 0 [pid 6760] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6759] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6760] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6761] rt_sigprocmask(SIG_SETMASK, [], [pid 6759] <... futex resumed>) = 0 [pid 6761] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6759] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6761] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6760] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6760] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL) = ? [pid 6761] +++ killed by SIGSEGV +++ [pid 6760] +++ killed by SIGSEGV +++ [pid 6759] <... futex resumed>) = ? [pid 6759] +++ killed by SIGSEGV +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=6759, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6762 attached [pid 6762] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6762] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6762] setpgid(0, 0) = 0 [pid 6762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6762 [pid 6762] <... openat resumed>) = 3 [pid 6762] write(3, "1000", 4) = 4 [pid 6762] close(3executing program ) = 0 [pid 6762] write(1, "executing program\n", 18) = 18 [pid 6762] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6762] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6762] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6762] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6762] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6762] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6762] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6763 attached => {parent_tid=[6763]}, 88) = 6763 [pid 6762] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6762] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6762] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6763] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6763] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6763] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6763] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6763] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6762] <... futex resumed>) = 0 [pid 6762] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6762] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6763] 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 6763] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6763] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6763] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6763] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6762] <... futex resumed>) = 0 [pid 6762] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6763] <... futex resumed>) = 0 [pid 6762] <... futex resumed>) = 1 [pid 6763] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6762] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6763] <... futex resumed>) = 0 [pid 6762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6763] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6762] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6762] <... futex resumed>) = 0 [pid 6763] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6762] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6763] <... futex resumed>) = 0 [pid 6762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6763] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6762] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6762] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6763] <... io_uring_enter resumed>) = 4096 [pid 6762] exit_group(0) = ? [pid 6763] +++ exited with 0 +++ [pid 6762] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6762, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6764 attached , child_tidptr=0x555565a8a690) = 6764 [pid 6764] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6764] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 executing program [pid 6764] setpgid(0, 0) = 0 [pid 6764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6764] write(3, "1000", 4) = 4 [pid 6764] close(3) = 0 [pid 6764] write(1, "executing program\n", 18) = 18 [pid 6764] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6764] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6764] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6764] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6764] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6764] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6764] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6765 attached => {parent_tid=[6765]}, 88) = 6765 [pid 6765] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6764] rt_sigprocmask(SIG_SETMASK, [], [pid 6765] <... rseq resumed>) = 0 [pid 6764] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6765] set_robust_list(0x7f7ba9d249a0, 24 [pid 6764] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6765] <... set_robust_list resumed>) = 0 [pid 6764] <... futex resumed>) = 0 [pid 6765] rt_sigprocmask(SIG_SETMASK, [], [pid 6764] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6765] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6765] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6765] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6764] <... futex resumed>) = 0 [pid 6765] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6764] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6764] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6765] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6765] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6765] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6765] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6764] <... futex resumed>) = 0 [pid 6765] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6764] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6765] <... futex resumed>) = 0 [pid 6764] <... futex resumed>) = 0 [pid 6764] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6764] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6765] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6764] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6765] <... futex resumed>) = 0 [pid 6764] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6765] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6764] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6765] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6764] <... futex resumed>) = 0 [pid 6765] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6764] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6764] exit_group(0) = ? [pid 6765] <... io_uring_enter resumed>) = ? [pid 6765] +++ exited with 0 +++ [pid 6764] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6764, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6766 attached [pid 6766] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6766] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6766 [pid 6766] <... prctl resumed>) = 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(3) = 0 [pid 6766] write(1, "executing program\n", 18executing program ) = 18 [pid 6766] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6766] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6766] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6767 attached => {parent_tid=[6767]}, 88) = 6767 [pid 6766] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6766] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6767] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6766] <... futex resumed>) = 0 [pid 6766] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6767] <... rseq resumed>) = 0 [pid 6767] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6767] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6767] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6767] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6766] <... futex resumed>) = 0 [pid 6767] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6766] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6766] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6767] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6767] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6767] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6767] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6766] <... futex resumed>) = 0 [pid 6766] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6766] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6767] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6766] <... futex resumed>) = 0 [pid 6767] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6766] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6766] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6767] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6767] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6766] <... futex resumed>) = 0 [pid 6767] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6766] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6766] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5877] kill(-6747, SIGKILL) = 0 [pid 5877] kill(6747, SIGKILL) = 0 [pid 6766] exit_group(0) = ? [pid 6767] <... io_uring_enter resumed>) = ? [pid 6767] +++ exited with 0 +++ [pid 6766] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6766, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6768 attached , child_tidptr=0x555565a8a690) = 6768 [pid 6768] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6768] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6768] setpgid(0, 0) = 0 [pid 6768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6768] write(3, "1000", 4) = 4 [pid 6768] close(3) = 0 executing program [pid 6768] write(1, "executing program\n", 18) = 18 [pid 6768] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6768] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6768] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6768] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6768] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6768] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6768] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6769 attached [pid 6769] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6768] <... clone3 resumed> => {parent_tid=[6769]}, 88) = 6769 [pid 6768] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6768] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6769] <... rseq resumed>) = 0 [pid 6768] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6769] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6769] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6769] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6769] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6768] <... futex resumed>) = 0 [pid 6769] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6768] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6769] <... futex resumed>) = 0 [pid 6768] <... futex resumed>) = 1 [pid 6768] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6769] 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 6769] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6769] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6769] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6768] <... futex resumed>) = 0 [pid 6768] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6768] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6769] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6768] <... futex resumed>) = 0 [pid 6768] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6768] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6769] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6769] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6768] <... futex resumed>) = 0 [pid 6768] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6768] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6769] <... futex resumed>) = 0 [pid 6769] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6768] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5877] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5877] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5877] getdents64(3, 0x555565a8b730 /* 2 entries */, 32768) = 48 [pid 5877] getdents64(3, 0x555565a8b730 /* 0 entries */, 32768) = 0 [pid 5877] close(3) = 0 [pid 6769] <... io_uring_enter resumed>) = 4096 [pid 6769] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6768] exit_group(0 [pid 6769] <... futex resumed>) = 0 [pid 6769] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6768] <... exit_group resumed>) = ? [pid 6769] <... futex resumed>) = ? [pid 6769] +++ exited with 0 +++ [pid 6768] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6768, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6770 attached , child_tidptr=0x555565a8a690) = 6770 [pid 6770] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6770] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6770] setpgid(0, 0) = 0 [pid 6770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6770] write(3, "1000", 4) = 4 [pid 6770] close(3executing program ) = 0 [pid 6770] write(1, "executing program\n", 18) = 18 [pid 6770] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6770] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6770] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6770] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6770] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6770] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6770] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6771 attached [pid 6771] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6771] set_robust_list(0x7f7ba9d249a0, 24 [pid 6770] <... clone3 resumed> => {parent_tid=[6771]}, 88) = 6771 [pid 6771] <... set_robust_list resumed>) = 0 [pid 6770] rt_sigprocmask(SIG_SETMASK, [], [pid 6771] rt_sigprocmask(SIG_SETMASK, [], [pid 6770] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6771] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6770] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6771] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6770] <... futex resumed>) = 0 [pid 6770] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6771] <... openat resumed>) = 3 [pid 6771] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6771] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6770] <... futex resumed>) = 0 [pid 6771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6770] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6771] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6770] <... futex resumed>) = 0 [pid 6771] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6770] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6771] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6771] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6771] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6770] <... futex resumed>) = 0 [pid 6771] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6770] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6771] <... futex resumed>) = 0 [pid 6770] <... futex resumed>) = 0 [pid 6771] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6770] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6770] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6771] <... futex resumed>) = 0 [pid 6770] <... futex resumed>) = 1 [pid 6771] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6770] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6771] <... futex resumed>) = 0 [pid 6770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6771] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6770] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6770] <... futex resumed>) = 0 [pid 6771] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6770] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6770] exit_group(0) = ? [pid 6771] <... io_uring_enter resumed>) = ? [pid 6771] +++ exited with 0 +++ [pid 6770] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6770, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6772 attached , child_tidptr=0x555565a8a690) = 6772 [pid 6772] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6772] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6772] setpgid(0, 0) = 0 [pid 6772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6772] write(3, "1000", 4) = 4 [pid 6772] close(3) = 0 [pid 6772] write(1, "executing program\n", 18) = 18 [pid 6772] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6772] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6772] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6772] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6772] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6772] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6773 attached [pid 6773] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6772] <... clone3 resumed> => {parent_tid=[6773]}, 88) = 6773 [pid 6773] <... rseq resumed>) = 0 [pid 6772] rt_sigprocmask(SIG_SETMASK, [], [pid 6773] set_robust_list(0x7f7ba9d249a0, 24 [pid 6772] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6773] <... set_robust_list resumed>) = 0 [pid 6772] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6773] rt_sigprocmask(SIG_SETMASK, [], [pid 6772] <... futex resumed>) = 0 [pid 6773] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6772] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6773] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6773] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6772] <... futex resumed>) = 0 [pid 6773] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6772] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6773] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6772] <... futex resumed>) = 0 [pid 6773] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6772] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6773] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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 [pid 6772] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6773] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6772] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6773] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6772] <... futex resumed>) = 0 [pid 6772] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9c7e000 [pid 6773] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6772] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6773] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6772] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6773] <... futex resumed>) = 0 [pid 6772] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6773] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [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=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0}./strace-static-x86_64: Process 6774 attached [pid 6774] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6772] <... clone3 resumed> => {parent_tid=[6774]}, 88) = 6774 [pid 6774] <... rseq resumed>) = 0 [pid 6772] rt_sigprocmask(SIG_SETMASK, [], [pid 6774] set_robust_list(0x7f7ba9c9e9a0, 24) = 0 [pid 6774] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6774] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6772] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6772] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6774] <... futex resumed>) = 0 [pid 6772] <... futex resumed>) = 1 [pid 6774] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6772] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6774] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6772] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6773] <... futex resumed>) = 0 [pid 6772] <... futex resumed>) = 1 [pid 6772] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6773] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6773] <... futex resumed>) = 0 [pid 6772] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6773] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6772] <... futex resumed>) = 0 [pid 6772] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6773] <... io_uring_enter resumed>) = 4096 [pid 6773] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6773] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6772] exit_group(0) = ? [pid 6774] <... futex resumed>) = ? [pid 6773] <... futex resumed>) = ? [pid 6774] +++ exited with 0 +++ [pid 6773] +++ exited with 0 +++ [pid 6772] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6772, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6775 attached , child_tidptr=0x555565a8a690) = 6775 [pid 6775] set_robust_list(0x555565a8a6a0, 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 [pid 6775] close(3executing program ) = 0 [pid 6775] write(1, "executing program\n", 18) = 18 [pid 6775] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6775] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6775] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6776 attached [pid 6776] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6775] <... clone3 resumed> => {parent_tid=[6776]}, 88) = 6776 [pid 6776] <... rseq resumed>) = 0 [pid 6775] rt_sigprocmask(SIG_SETMASK, [], [pid 6776] set_robust_list(0x7f7ba9d249a0, 24 [pid 6775] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6776] <... set_robust_list resumed>) = 0 [pid 6775] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6776] rt_sigprocmask(SIG_SETMASK, [], [pid 6775] <... futex resumed>) = 0 [pid 6776] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6775] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6776] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6776] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6775] <... futex resumed>) = 0 [pid 6776] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6775] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6775] <... futex resumed>) = 0 [pid 6776] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6775] futex(0x7f7ba9df532c, 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) = 0x7f7ba9cdf000 [pid 6776] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6776] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6775] <... futex resumed>) = 0 [pid 6776] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6775] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6776] <... futex resumed>) = 0 [pid 6775] <... futex resumed>) = 0 [pid 6776] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6775] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6775] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6776] <... futex resumed>) = 0 [pid 6775] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6776] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6776] <... futex resumed>) = 0 [pid 6775] futex(0x7f7ba9df5328, 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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6775] exit_group(0) = ? [pid 6776] <... io_uring_enter resumed>) = ? [pid 6776] +++ exited with 0 +++ [pid 6775] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6775, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6777 attached , child_tidptr=0x555565a8a690) = 6777 [pid 6777] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6777] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6777] setpgid(0, 0) = 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(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6777] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6777] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6778]}, 88) = 6778 [pid 6777] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6777] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6777] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6778 attached [pid 6778] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6778] set_robust_list(0x7f7ba9d249a0, 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(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6778] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6777] <... futex resumed>) = 0 [pid 6777] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6778] <... futex resumed>) = 0 [pid 6777] <... futex resumed>) = 1 [pid 6777] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6778] 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 6778] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6778] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6778] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6778] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6777] <... futex resumed>) = 0 [pid 6777] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6777] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6778] <... futex resumed>) = 0 [pid 6778] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6777] <... futex resumed>) = 0 [pid 6778] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6777] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6778] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6778] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6777] <... futex resumed>) = 0 [pid 6777] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6777] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6778] <... futex resumed>) = 0 [pid 6777] <... futex resumed>) = 1 [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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6778] <... io_uring_enter resumed>) = 4096 [pid 6778] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6777] exit_group(0) = ? [pid 6778] <... futex resumed>) = ? [pid 6778] +++ exited with 0 +++ [pid 6777] +++ exited with 0 +++ [pid 5880] --- 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 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6779 ./strace-static-x86_64: Process 6779 attached [pid 6779] set_robust_list(0x555565a8a6a0, 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 [pid 6779] write(1, "executing program\n", 18executing program ) = 18 [pid 6779] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6779] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6779] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6780 attached => {parent_tid=[6780]}, 88) = 6780 [pid 6779] rt_sigprocmask(SIG_SETMASK, [], [pid 6780] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6779] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6780] <... rseq resumed>) = 0 [pid 6779] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6780] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6779] <... futex resumed>) = 0 [pid 6779] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6780] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6780] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6780] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6780] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6779] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6779] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6780] <... futex resumed>) = 0 [pid 6780] 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 6780] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6779] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6780] <... mmap resumed>) = 0x7f7ba9cdf000 [pid 6780] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6780] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6779] <... futex resumed>) = 0 [pid 6780] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6779] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6780] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6779] <... futex resumed>) = 0 [pid 6779] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6780] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6779] <... futex resumed>) = 0 [pid 6780] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6779] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6780] <... futex resumed>) = 0 [pid 6779] <... futex resumed>) = 0 [pid 6780] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6779] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6779] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6780] <... futex resumed>) = 0 [pid 6779] <... futex resumed>) = 1 [pid 6780] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6779] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6780] <... io_uring_enter resumed>) = 4096 [pid 6780] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6780] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6779] exit_group(0 [pid 6780] <... futex resumed>) = ? [pid 6779] <... exit_group resumed>) = ? [pid 6780] +++ exited with 0 +++ [pid 6779] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6779, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6781 attached , child_tidptr=0x555565a8a690) = 6781 [pid 6781] set_robust_list(0x555565a8a6a0, 24) = 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(3executing program ) = 0 [pid 6781] write(1, "executing program\n", 18) = 18 [pid 6781] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6781] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6781] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6782 attached => {parent_tid=[6782]}, 88) = 6782 [pid 6781] rt_sigprocmask(SIG_SETMASK, [], [pid 6782] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6781] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6782] <... rseq resumed>) = 0 [pid 6781] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6782] set_robust_list(0x7f7ba9d249a0, 24 [pid 6781] <... futex resumed>) = 0 [pid 6782] <... set_robust_list resumed>) = 0 [pid 6781] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6782] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6782] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6782] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6781] <... futex resumed>) = 0 [pid 6782] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6781] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6782] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6781] <... futex resumed>) = 0 [pid 6782] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6781] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6782] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6782] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6782] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6782] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6781] <... futex resumed>) = 0 [pid 6782] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6781] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6782] <... futex resumed>) = 0 [pid 6781] <... futex resumed>) = 0 [pid 6782] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6781] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6781] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6782] <... futex resumed>) = 0 [pid 6781] <... futex resumed>) = 1 [pid 6782] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6781] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6782] <... futex resumed>) = 0 [pid 6781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6782] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6781] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6782] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6781] <... futex resumed>) = 0 [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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6782] <... io_uring_enter resumed>) = 4096 [pid 6781] exit_group(0) = ? [pid 6782] +++ exited with 0 +++ [pid 6781] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6781, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6783 attached [pid 6783] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6783] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6783] setpgid(0, 0 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6783 [pid 6783] <... setpgid resumed>) = 0 [pid 6783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6783] write(3, "1000", 4) = 4 [pid 6783] close(3executing program ) = 0 [pid 6783] write(1, "executing program\n", 18) = 18 [pid 6783] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6783] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6783] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6783] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6783] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6783] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6783] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6784 attached [pid 6784] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6783] <... clone3 resumed> => {parent_tid=[6784]}, 88) = 6784 [pid 6784] set_robust_list(0x7f7ba9d249a0, 24 [pid 6783] rt_sigprocmask(SIG_SETMASK, [], [pid 6784] <... set_robust_list resumed>) = 0 [pid 6783] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6784] rt_sigprocmask(SIG_SETMASK, [], [pid 6783] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6784] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6783] <... futex resumed>) = 0 [pid 6784] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6783] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6784] <... openat resumed>) = 3 [pid 6784] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6783] <... futex resumed>) = 0 [pid 6784] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6783] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6784] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] <... futex resumed>) = 0 [pid 6783] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6784] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6784] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6784] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6783] <... futex resumed>) = 0 [pid 6784] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6783] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6784] <... futex resumed>) = 0 [pid 6783] <... futex resumed>) = 0 [pid 6784] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6783] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6783] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6784] <... futex resumed>) = 0 [pid 6783] <... futex resumed>) = 1 [pid 6784] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6783] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6784] <... futex resumed>) = 0 [pid 6783] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6784] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6783] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6783] <... futex resumed>) = 0 [pid 6784] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6783] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6784] <... io_uring_enter resumed>) = 4096 [pid 6784] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6783] exit_group(0 [pid 6784] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL) = ? [pid 6783] <... exit_group resumed>) = ? [pid 6784] +++ exited with 0 +++ [pid 6783] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6783, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6785 ./strace-static-x86_64: Process 6785 attached [pid 6785] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6785] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6785] setpgid(0, 0) = 0 [pid 6785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6785] write(3, "1000", 4) = 4 [pid 6785] close(3) = 0 executing program [pid 6785] write(1, "executing program\n", 18) = 18 [pid 6785] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6785] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6785] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6785] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6785] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6785] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6785] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6786]}, 88) = 6786 [pid 6785] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6785] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6785] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6786 attached [pid 6786] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6786] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6786] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6786] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6785] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6786] <... openat resumed>) = 3 [pid 6785] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6786] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6785] <... futex resumed>) = 0 [pid 6785] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9ce3000 [pid 6785] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6785] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6785] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0}./strace-static-x86_64: Process 6787 attached [pid 6786] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6785] <... clone3 resumed> => {parent_tid=[6787]}, 88) = 6787 [pid 6785] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6785] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6785] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6787] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053) = 0 [pid 6787] set_robust_list(0x7f7ba9d039a0, 24) = 0 [pid 6787] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [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) = 0x7f7ba9cbe000 [pid 6787] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c7e000 [pid 6787] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6785] <... futex resumed>) = 0 [pid 6787] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6785] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6785] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6786] <... futex resumed>) = 0 [pid 6786] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6785] <... futex resumed>) = 0 [pid 6785] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6785] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6786] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6785] <... futex resumed>) = 0 [pid 6785] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6785] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6786] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6785] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6785] exit_group(0 [pid 6787] <... futex resumed>) = ? [pid 6785] <... exit_group resumed>) = ? [pid 6787] +++ exited with 0 +++ [pid 6786] <... io_uring_enter resumed>) = ? [pid 6786] +++ exited with 0 +++ [pid 6785] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6785, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6788 attached , child_tidptr=0x555565a8a690) = 6788 [pid 6788] set_robust_list(0x555565a8a6a0, 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 [pid 6788] write(3, "1000", 4) = 4 [pid 6788] close(3) = 0 executing program [pid 6788] write(1, "executing program\n", 18) = 18 [pid 6788] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6788] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6788] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6789 attached => {parent_tid=[6789]}, 88) = 6789 [pid 6788] rt_sigprocmask(SIG_SETMASK, [], [pid 6789] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6788] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6788] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6789] <... rseq resumed>) = 0 [pid 6789] set_robust_list(0x7f7ba9d249a0, 24 [pid 6788] <... futex resumed>) = 0 [pid 6789] <... set_robust_list resumed>) = 0 [pid 6788] futex(0x7f7ba9df532c, 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(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6788] <... futex resumed>) = 0 [pid 6789] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6788] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6788] <... futex resumed>) = 0 [pid 6788] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6789] 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 6789] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6789] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6789] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6788] <... futex resumed>) = 0 [pid 6788] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6788] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6789] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6788] <... futex resumed>) = 0 [pid 6788] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6789] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6788] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6789] <... futex resumed>) = 0 [pid 6788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6789] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6788] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6789] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6788] <... futex resumed>) = 0 [pid 6788] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6789] <... io_uring_enter resumed>) = 4096 [pid 6789] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6788] exit_group(0) = ? [pid 6789] +++ exited with 0 +++ [pid 6788] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6788, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=7 /* 0.07 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6790 attached [pid 6790] set_robust_list(0x555565a8a6a0, 24 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6790 [pid 6790] <... set_robust_list resumed>) = 0 [pid 6790] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6790] setpgid(0, 0) = 0 [pid 6790] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6790] write(3, "1000", 4) = 4 [pid 6790] close(3) = 0 executing program [pid 6790] write(1, "executing program\n", 18) = 18 [pid 6790] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6790] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6790] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6790] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6790] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6790] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6790] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6791 attached [pid 6791] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6790] <... clone3 resumed> => {parent_tid=[6791]}, 88) = 6791 [pid 6791] <... rseq resumed>) = 0 [pid 6790] rt_sigprocmask(SIG_SETMASK, [], [pid 6791] set_robust_list(0x7f7ba9d249a0, 24 [pid 6790] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6791] <... set_robust_list resumed>) = 0 [pid 6790] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6791] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6790] <... futex resumed>) = 0 [pid 6791] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6790] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6791] <... openat resumed>) = 3 [pid 6791] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6790] <... futex resumed>) = 0 [pid 6791] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6790] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6791] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6790] <... futex resumed>) = 0 [pid 6791] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6790] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6791] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6791] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6791] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6791] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6790] <... futex resumed>) = 0 [pid 6791] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6790] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6791] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6790] <... futex resumed>) = 0 [pid 6791] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6790] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6791] <... futex resumed>) = 0 [pid 6790] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6791] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6790] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6791] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6790] <... futex resumed>) = 0 [pid 6791] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6790] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6791] <... futex resumed>) = 0 [pid 6790] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6791] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6790] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6790] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6790] exit_group(0) = ? [pid 6791] <... io_uring_enter resumed>) = ? [pid 6791] +++ exited with 0 +++ [pid 6790] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6790, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6792 attached [pid 6792] set_robust_list(0x555565a8a6a0, 24 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6792 [pid 6792] <... set_robust_list resumed>) = 0 [pid 6792] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6792] setpgid(0, 0) = 0 [pid 6792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6792] write(3, "1000", 4) = 4 [pid 6792] close(3executing program ) = 0 [pid 6792] write(1, "executing program\n", 18) = 18 [pid 6792] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6792] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6792] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6792] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6792] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6792] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6792] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6793 attached => {parent_tid=[6793]}, 88) = 6793 [pid 6792] rt_sigprocmask(SIG_SETMASK, [], [pid 6793] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6792] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6793] <... rseq resumed>) = 0 [pid 6792] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6793] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6792] <... futex resumed>) = 0 [pid 6793] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6793] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6793] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6793] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6792] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6792] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6793] <... futex resumed>) = 0 [pid 6792] <... futex resumed>) = 1 [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}}) = 4 [pid 6792] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6793] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6793] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6792] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6792] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6793] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6792] <... futex resumed>) = 0 [pid 6793] <... futex resumed>) = 0 [pid 6792] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6793] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6792] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6792] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6792] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6792] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0}./strace-static-x86_64: Process 6794 attached => {parent_tid=[6794]}, 88) = 6794 [pid 6794] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053) = 0 [pid 6794] set_robust_list(0x7f7ba9c9e9a0, 24) = 0 [pid 6794] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6794] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6792] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6792] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6794] <... futex resumed>) = 0 [pid 6794] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6794] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6792] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6792] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6793] <... futex resumed>) = 0 [pid 6792] <... futex resumed>) = 1 [pid 6793] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6792] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6793] <... futex resumed>) = 0 [pid 6792] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6793] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6792] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6792] <... futex resumed>) = 0 [pid 6793] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6792] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6792] exit_group(0 [pid 6794] <... futex resumed>) = ? [pid 6792] <... exit_group resumed>) = ? [pid 6794] +++ exited with 0 +++ [pid 6793] <... io_uring_enter resumed>) = ? [pid 6793] +++ exited with 0 +++ [pid 6792] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6792, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6795 attached , child_tidptr=0x555565a8a690) = 6795 [pid 6795] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6795] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6795] setpgid(0, 0) = 0 [pid 6795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6795] write(3, "1000", 4) = 4 [pid 6795] close(3) = 0 executing program [pid 6795] write(1, "executing program\n", 18) = 18 [pid 6795] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6795] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6795] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6795] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6795] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6795] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6795] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6796]}, 88) = 6796 [pid 6795] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6795] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 6796 attached [pid 6795] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6796] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6796] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6796] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6796] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6796] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6795] <... futex resumed>) = 0 [pid 6796] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6795] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6796] <... futex resumed>) = 0 [pid 6795] <... futex resumed>) = 1 [pid 6796] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6795] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6796] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6796] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6796] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6796] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6795] <... futex resumed>) = 0 [pid 6796] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6795] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6796] <... futex resumed>) = 0 [pid 6795] <... futex resumed>) = 0 [pid 6796] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6795] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6795] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6796] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6795] <... futex resumed>) = 0 [pid 6795] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6796] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6795] <... futex resumed>) = 0 [pid 6795] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6796] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6795] <... futex resumed>) = 0 [pid 6795] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6796] <... io_uring_enter resumed>) = 4096 [pid 6796] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6796] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6795] exit_group(0) = ? [pid 6796] <... futex resumed>) = ? [pid 6796] +++ exited with 0 +++ [pid 6795] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6795, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6797 attached , child_tidptr=0x555565a8a690) = 6797 [pid 6797] set_robust_list(0x555565a8a6a0, 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(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6797] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6797] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6798 attached [pid 6798] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6797] <... clone3 resumed> => {parent_tid=[6798]}, 88) = 6798 [pid 6798] <... rseq resumed>) = 0 [pid 6798] set_robust_list(0x7f7ba9d249a0, 24 [pid 6797] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6798] <... set_robust_list resumed>) = 0 [pid 6797] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6798] rt_sigprocmask(SIG_SETMASK, [], [pid 6797] <... futex resumed>) = 0 [pid 6798] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6797] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6798] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6798] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6797] <... futex resumed>) = 0 [pid 6797] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6798] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6797] <... futex resumed>) = 0 [pid 6797] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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 6798] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6798] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6798] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6797] <... futex resumed>) = 0 [pid 6798] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6797] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6797] <... futex resumed>) = 0 [pid 6798] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6797] futex(0x7f7ba9df532c, 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(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6797] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6797] <... futex resumed>) = 0 [pid 6798] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6797] futex(0x7f7ba9df532c, 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(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6797] futex(0x7f7ba9df5328, 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(0x7f7ba9df532c, 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 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6797, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- executing program [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6799 attached [pid 6799] set_robust_list(0x555565a8a6a0, 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", 18) = 18 [pid 6799] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6799] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6799] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6800]}, 88) = 6800 [pid 6799] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6799] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6799] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6800 attached [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6799 [pid 6800] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6799] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6800] set_robust_list(0x7f7ba9d249a0, 24 [pid 6799] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6800] <... set_robust_list resumed>) = 0 [pid 6799] <... futex resumed>) = 0 [pid 6800] rt_sigprocmask(SIG_SETMASK, [], [pid 6799] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6800] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6799] <... mmap resumed>) = 0x7f7ba9ce3000 [pid 6800] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6800] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6800] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6799] mprotect(0x7f7ba9ce4000, 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=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0}./strace-static-x86_64: Process 6801 attached => {parent_tid=[6801]}, 88) = 6801 [pid 6799] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6799] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6801] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053 [pid 6799] <... futex resumed>) = 0 [pid 6801] <... rseq resumed>) = 0 [pid 6799] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6801] set_robust_list(0x7f7ba9d039a0, 24) = 0 [pid 6801] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6801] 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 6801] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cbe000 [pid 6801] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c7e000 [pid 6801] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6799] <... futex resumed>) = 0 [pid 6801] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6799] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6800] <... futex resumed>) = 0 [pid 6799] <... futex resumed>) = 1 [pid 6800] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6799] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6800] <... futex resumed>) = 0 [pid 6799] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6800] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6799] <... futex resumed>) = 0 [pid 6800] <... futex resumed>) = 0 [pid 6799] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6800] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6800] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6799] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [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 resumed>) = 0 [pid 6799] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6800] <... io_uring_enter resumed>) = 4096 [pid 6800] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6800] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6799] exit_group(0 [pid 6801] <... futex resumed>) = ? [pid 6800] <... futex resumed>) = ? [pid 6799] <... exit_group resumed>) = ? [pid 6801] +++ exited with 0 +++ [pid 6800] +++ exited with 0 +++ [pid 6799] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6799, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6802 ./strace-static-x86_64: Process 6802 attached [pid 6802] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6802] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6802] setpgid(0, 0) = 0 [pid 6802] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6802] write(3, "1000", 4) = 4 [pid 6802] close(3) = 0 [pid 6802] write(1, "executing program\n", 18executing program ) = 18 [pid 6802] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6802] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6802] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6802] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6802] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6802] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6802] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6803 attached [pid 6803] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6802] <... clone3 resumed> => {parent_tid=[6803]}, 88) = 6803 [pid 6803] <... rseq resumed>) = 0 [pid 6802] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6802] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6803] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6802] <... futex resumed>) = 0 [pid 6803] rt_sigprocmask(SIG_SETMASK, [], [pid 6802] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6803] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6803] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6803] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6802] <... futex resumed>) = 0 [pid 6803] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6802] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6803] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6802] <... futex resumed>) = 0 [pid 6803] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6802] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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 6803] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6803] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6803] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6802] <... futex resumed>) = 0 [pid 6803] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6802] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6803] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6802] <... futex resumed>) = 0 [pid 6803] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6802] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6803] <... futex resumed>) = 0 [pid 6802] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6803] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6802] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6803] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6802] <... futex resumed>) = 0 [pid 6803] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6802] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6803] <... futex resumed>) = 0 [pid 6802] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6803] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6802] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6803] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6802] <... futex resumed>) = 0 [pid 6803] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6802] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6803] <... io_uring_enter resumed>) = 4096 [pid 6803] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6802] exit_group(0 [pid 6803] <... futex resumed>) = ? [pid 6802] <... exit_group resumed>) = ? [pid 6803] +++ exited with 0 +++ [pid 6802] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6802, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6804 attached [pid 6804] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6804] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6804] setpgid(0, 0 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6804 [pid 6804] <... setpgid resumed>) = 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(3executing program ) = 0 [pid 6804] write(1, "executing program\n", 18) = 18 [pid 6804] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6804] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6804] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6805]}, 88) = 6805 ./strace-static-x86_64: Process 6805 attached [pid 6804] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6804] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6805] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6804] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6805] <... rseq resumed>) = 0 [pid 6805] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6805] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6805] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6805] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6804] <... futex resumed>) = 0 [pid 6805] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6804] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6805] <... futex resumed>) = 0 [pid 6804] <... futex resumed>) = 1 [pid 6805] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6804] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6805] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6805] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6805] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6804] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6805] <... mmap resumed>) = 0x7f7ba9c9f000 [pid 6804] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6805] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6805] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6804] <... futex resumed>) = 0 [pid 6804] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9c7e000 [pid 6804] mprotect(0x7f7ba9c7f000, 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=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0}./strace-static-x86_64: Process 6806 attached => {parent_tid=[6806]}, 88) = 6806 [pid 6804] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6804] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6806] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053 [pid 6804] <... futex resumed>) = 0 [pid 6806] <... rseq resumed>) = 0 [pid 6804] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6806] set_robust_list(0x7f7ba9c9e9a0, 24) = 0 [pid 6806] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6806] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6804] <... futex resumed>) = 0 [pid 6806] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6804] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6804] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6805] <... futex resumed>) = 0 [pid 6805] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6804] <... futex resumed>) = 0 [pid 6804] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6804] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6805] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6804] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6804] exit_group(0) = ? [pid 6806] <... futex resumed>) = ? [pid 6806] +++ exited with 0 +++ [pid 6805] <... io_uring_enter resumed>) = ? [pid 6805] +++ exited with 0 +++ [pid 6804] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6804, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6807 attached , child_tidptr=0x555565a8a690) = 6807 [pid 6807] set_robust_list(0x555565a8a6a0, 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(3executing program ) = 0 [pid 6807] write(1, "executing program\n", 18) = 18 [pid 6807] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6807] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6807] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6808 attached => {parent_tid=[6808]}, 88) = 6808 [pid 6807] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6807] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6807] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6808] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6808] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6808] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6808] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6808] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6807] <... futex resumed>) = 0 [pid 6807] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6807] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6808] 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 6808] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6808] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6808] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6808] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6807] <... futex resumed>) = 0 [pid 6807] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6808] <... futex resumed>) = 0 [pid 6807] <... futex resumed>) = 1 [pid 6808] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6807] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6808] <... futex resumed>) = 0 [pid 6807] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6808] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6807] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6808] <... futex resumed>) = 0 [pid 6807] <... futex resumed>) = 0 [pid 6808] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6807] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6807] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6808] <... futex resumed>) = 0 [pid 6807] <... futex resumed>) = 1 [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(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6808] <... io_uring_enter resumed>) = 4096 [pid 6808] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6807] exit_group(0) = ? [pid 6808] +++ exited with 0 +++ [pid 6807] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6807, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6809 ./strace-static-x86_64: Process 6809 attached [pid 6809] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6809] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6809] setpgid(0, 0) = 0 [pid 6809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6809] write(3, "1000", 4) = 4 [pid 6809] close(3) = 0 executing program [pid 6809] write(1, "executing program\n", 18) = 18 [pid 6809] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6809] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6809] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6809] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6809] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6809] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6809] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6810 attached => {parent_tid=[6810]}, 88) = 6810 [pid 6810] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6809] rt_sigprocmask(SIG_SETMASK, [], [pid 6810] <... rseq resumed>) = 0 [pid 6810] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6810] rt_sigprocmask(SIG_SETMASK, [], [pid 6809] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6810] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6810] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6809] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6809] <... futex resumed>) = 0 [pid 6810] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6809] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6810] <... openat resumed>) = 3 [pid 6810] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6809] <... futex resumed>) = 0 [pid 6810] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6809] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6809] <... futex resumed>) = 0 [pid 6810] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6809] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6810] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6810] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6810] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6810] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6809] <... futex resumed>) = 0 [pid 6809] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6810] <... futex resumed>) = 0 [pid 6810] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6809] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6810] <... futex resumed>) = 0 [pid 6809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6810] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6809] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6810] <... futex resumed>) = 0 [pid 6809] <... futex resumed>) = 0 [pid 6810] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6809] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6809] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6810] <... futex resumed>) = 0 [pid 6810] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6809] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6809] exit_group(0) = ? [pid 6810] <... io_uring_enter resumed>) = ? [pid 6810] +++ exited with 0 +++ [pid 6809] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6809, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6811 ./strace-static-x86_64: Process 6811 attached [pid 6811] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6811] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6811] setpgid(0, 0) = 0 [pid 6811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6811] write(3, "1000", 4) = 4 [pid 6811] close(3) = 0 executing program [pid 6811] write(1, "executing program\n", 18) = 18 [pid 6811] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6811] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6811] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6811] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6811] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6811] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6811] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6812 attached => {parent_tid=[6812]}, 88) = 6812 [pid 6812] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6811] rt_sigprocmask(SIG_SETMASK, [], [pid 6812] <... rseq resumed>) = 0 [pid 6811] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6812] set_robust_list(0x7f7ba9d249a0, 24 [pid 6811] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6812] <... set_robust_list resumed>) = 0 [pid 6811] <... futex resumed>) = 0 [pid 6812] rt_sigprocmask(SIG_SETMASK, [], [pid 6811] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6812] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6812] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6812] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6811] <... futex resumed>) = 0 [pid 6811] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6812] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6811] <... futex resumed>) = 0 [pid 6811] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6812] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6812] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6812] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6812] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6811] <... futex resumed>) = 0 [pid 6812] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6811] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6812] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6811] <... futex resumed>) = 0 [pid 6812] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6811] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6812] <... futex resumed>) = 0 [pid 6811] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6812] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6811] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6812] <... futex resumed>) = 0 [pid 6811] <... futex resumed>) = 0 [pid 6812] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6811] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6811] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6812] <... futex resumed>) = 0 [pid 6811] <... futex resumed>) = 1 [pid 6812] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6811] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6811] exit_group(0) = ? [pid 6812] <... io_uring_enter resumed>) = ? [pid 6812] +++ exited with 0 +++ [pid 6811] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6811, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6813 attached executing program [pid 6813] set_robust_list(0x555565a8a6a0, 24 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6813 [pid 6813] <... set_robust_list resumed>) = 0 [pid 6813] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6813] setpgid(0, 0) = 0 [pid 6813] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6813] write(3, "1000", 4) = 4 [pid 6813] close(3) = 0 [pid 6813] write(1, "executing program\n", 18) = 18 [pid 6813] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6813] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6813] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6813] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6813] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6813] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6813] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6814]}, 88) = 6814 [pid 6813] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6813] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 6814 attached [pid 6814] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6813] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6814] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6814] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6814] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6814] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6813] <... futex resumed>) = 0 [pid 6813] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6813] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6814] 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 6814] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6814] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6813] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6813] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6813] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6814] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6813] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6814] <... futex resumed>) = 0 [pid 6813] mprotect(0x7f7ba9c7f000, 131072, PROT_READ|PROT_WRITE [pid 6814] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6813] <... mprotect resumed>) = 0 [pid 6813] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6813] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9c9e990, parent_tid=0x7f7ba9c9e990, exit_signal=0, stack=0x7f7ba9c7e000, stack_size=0x20300, tls=0x7f7ba9c9e6c0} => {parent_tid=[6815]}, 88) = 6815 [pid 6813] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6813] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6813] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6815 attached [pid 6815] rseq(0x7f7ba9c9efe0, 0x20, 0, 0x53053053) = 0 [pid 6815] set_robust_list(0x7f7ba9c9e9a0, 24) = 0 [pid 6815] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6815] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6813] <... futex resumed>) = 0 [pid 6813] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6813] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6815] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6814] <... futex resumed>) = 0 [pid 6814] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6813] <... futex resumed>) = 0 [pid 6814] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6813] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6814] <... futex resumed>) = 0 [pid 6813] <... futex resumed>) = 1 [pid 6814] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6813] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6814] <... io_uring_enter resumed>) = 4096 [pid 6814] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6813] exit_group(0 [pid 6814] <... futex resumed>) = 231 [pid 6815] <... futex resumed>) = ? [pid 6813] <... exit_group resumed>) = ? [pid 6815] +++ exited with 0 +++ [pid 6814] +++ exited with 0 +++ [pid 6813] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6813, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6816 attached , child_tidptr=0x555565a8a690) = 6816 [pid 6816] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6816] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6816] setpgid(0, 0) = 0 [pid 6816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6816] write(3, "1000", 4) = 4 [pid 6816] close(3) = 0 executing program [pid 6816] write(1, "executing program\n", 18) = 18 [pid 6816] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6816] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6816] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6816] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6816] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6816] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6816] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6817 attached [pid 6817] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6816] <... clone3 resumed> => {parent_tid=[6817]}, 88) = 6817 [pid 6816] rt_sigprocmask(SIG_SETMASK, [], [pid 6817] <... rseq resumed>) = 0 [pid 6816] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6816] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6817] set_robust_list(0x7f7ba9d249a0, 24 [pid 6816] <... futex resumed>) = 0 [pid 6816] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6817] <... set_robust_list resumed>) = 0 [pid 6817] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6816] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6817] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6816] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6816] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6817] <... openat resumed>) = 3 [pid 6816] <... mmap resumed>) = 0x7f7ba9ce3000 [pid 6817] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6816] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE [pid 6817] <... futex resumed>) = 0 [pid 6816] <... mprotect resumed>) = 0 [pid 6817] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6816] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6816] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0}./strace-static-x86_64: Process 6818 attached => {parent_tid=[6818]}, 88) = 6818 [pid 6818] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053) = 0 [pid 6816] rt_sigprocmask(SIG_SETMASK, [], [pid 6818] set_robust_list(0x7f7ba9d039a0, 24 [pid 6816] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6818] <... set_robust_list resumed>) = 0 [pid 6818] rt_sigprocmask(SIG_SETMASK, [], [pid 6816] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6818] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6816] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6818] 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 6818] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cbe000 [pid 6818] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c7e000 [pid 6818] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6816] <... futex resumed>) = 0 [pid 6816] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6818] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6816] <... futex resumed>) = 1 [pid 6817] <... futex resumed>) = 0 [pid 6816] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6817] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6817] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6816] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6817] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6816] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6817] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6817] <... futex resumed>) = 0 [pid 6816] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6817] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6816] <... futex resumed>) = 0 [pid 6816] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6817] <... io_uring_enter resumed>) = 4096 [pid 6817] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6817] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6816] exit_group(0 [pid 6818] <... futex resumed>) = ? [pid 6816] <... exit_group resumed>) = ? [pid 6817] <... futex resumed>) = ? [pid 6818] +++ exited with 0 +++ [pid 6817] +++ exited with 0 +++ [pid 6816] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6816, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6819 attached [pid 6819] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6819 [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(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6819] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6819] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6820 attached [pid 6820] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6819] <... clone3 resumed> => {parent_tid=[6820]}, 88) = 6820 [pid 6820] set_robust_list(0x7f7ba9d249a0, 24 [pid 6819] rt_sigprocmask(SIG_SETMASK, [], [pid 6820] <... set_robust_list resumed>) = 0 [pid 6819] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6820] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6819] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6820] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6819] <... futex resumed>) = 0 [pid 6819] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6820] <... openat resumed>) = 3 [pid 6820] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6819] <... futex resumed>) = 0 [pid 6820] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6819] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6820] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6819] <... futex resumed>) = 0 [pid 6819] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6820] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6820] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6820] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6819] <... futex resumed>) = 0 [pid 6820] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6819] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6820] <... futex resumed>) = 0 [pid 6819] <... futex resumed>) = 0 [pid 6820] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6819] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6819] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6820] <... futex resumed>) = 0 [pid 6819] <... futex resumed>) = 1 [pid 6820] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6819] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6820] <... futex resumed>) = 0 [pid 6819] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6820] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6819] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6820] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6819] <... futex resumed>) = 0 [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(0x7f7ba9df532c, 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 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6819, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6821 attached , child_tidptr=0x555565a8a690) = 6821 [pid 6821] set_robust_list(0x555565a8a6a0, 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(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6821] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6821] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6822 attached => {parent_tid=[6822]}, 88) = 6822 [pid 6822] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6822] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6822] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6822] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6821] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6821] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6822] <... futex resumed>) = 0 [pid 6821] <... futex resumed>) = 1 [pid 6822] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6822] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6822] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6821] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6821] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6822] <... futex resumed>) = 0 [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) = 0x7f7ba9cdf000 [pid 6822] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6821] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6822] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6822] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6821] <... futex resumed>) = 0 [pid 6821] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6822] <... futex resumed>) = 0 [pid 6821] <... futex resumed>) = 1 [pid 6822] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6821] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6822] <... futex resumed>) = 0 [pid 6821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6822] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6821] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6821] <... futex resumed>) = 0 [pid 6822] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6821] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6822] <... futex resumed>) = 0 [pid 6821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6822] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6821] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6821] <... futex resumed>) = 0 [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(0x7f7ba9df532c, 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 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6821, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6823 attached , child_tidptr=0x555565a8a690) = 6823 [pid 6823] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6823] prctl(PR_SET_PDEATHSIG, SIGKILL) = 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(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6823] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6823] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6824 attached => {parent_tid=[6824]}, 88) = 6824 [pid 6823] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6824] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6823] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6824] <... rseq resumed>) = 0 [pid 6823] <... futex resumed>) = 0 [pid 6824] set_robust_list(0x7f7ba9d249a0, 24 [pid 6823] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6824] <... set_robust_list resumed>) = 0 [pid 6824] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6824] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6824] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6823] <... futex resumed>) = 0 [pid 6824] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6823] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6824] <... futex resumed>) = 0 [pid 6823] <... futex resumed>) = 1 [pid 6824] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6823] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6824] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, 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) = 0x7f7ba9cdf000 [pid 6824] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6824] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6823] <... futex resumed>) = 0 [pid 6824] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6823] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6823] <... futex resumed>) = 0 [pid 6824] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6823] futex(0x7f7ba9df532c, 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(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6823] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6823] <... futex resumed>) = 0 [pid 6824] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6823] futex(0x7f7ba9df532c, 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(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6823] futex(0x7f7ba9df5328, 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(0x7f7ba9df532c, 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(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6823] exit_group(0) = ? [pid 6824] +++ exited with 0 +++ [pid 6823] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6823, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6825 ./strace-static-x86_64: Process 6825 attached [pid 6825] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6825] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6825] setpgid(0, 0) = 0 [pid 6825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6825] write(3, "1000", 4) = 4 [pid 6825] close(3) = 0 executing program [pid 6825] write(1, "executing program\n", 18) = 18 [pid 6825] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6825] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6825] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6825] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6825] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6825] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6825] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6826 attached => {parent_tid=[6826]}, 88) = 6826 [pid 6826] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6825] rt_sigprocmask(SIG_SETMASK, [], [pid 6826] <... rseq resumed>) = 0 [pid 6825] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6826] set_robust_list(0x7f7ba9d249a0, 24 [pid 6825] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6826] <... set_robust_list resumed>) = 0 [pid 6825] <... futex resumed>) = 0 [pid 6826] rt_sigprocmask(SIG_SETMASK, [], [pid 6825] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6826] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6826] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6826] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6825] <... futex resumed>) = 0 [pid 6826] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6825] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6825] <... futex resumed>) = 0 [pid 6826] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6825] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6826] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6826] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6825] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6825] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6826] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6825] <... futex resumed>) = 0 [pid 6825] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9cbe000 [pid 6826] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6825] mprotect(0x7f7ba9cbf000, 131072, PROT_READ|PROT_WRITE [pid 6826] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6825] <... mprotect resumed>) = 0 [pid 6826] <... futex resumed>) = 0 [pid 6826] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6825] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6825] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9cde990, parent_tid=0x7f7ba9cde990, exit_signal=0, stack=0x7f7ba9cbe000, stack_size=0x20300, tls=0x7f7ba9cde6c0}./strace-static-x86_64: Process 6827 attached [pid 6827] rseq(0x7f7ba9cdefe0, 0x20, 0, 0x53053053) = 0 [pid 6827] set_robust_list(0x7f7ba9cde9a0, 24) = 0 [pid 6825] <... clone3 resumed> => {parent_tid=[6827]}, 88) = 6827 [pid 6825] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6825] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6827] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6827] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6827] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6825] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6825] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6826] <... futex resumed>) = 0 [pid 6825] <... futex resumed>) = 1 [pid 6826] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6826] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6825] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6825] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6826] <... futex resumed>) = 0 [pid 6825] <... futex resumed>) = 1 [pid 6826] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6825] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6825] exit_group(0 [pid 6827] <... futex resumed>) = ? [pid 6827] +++ exited with 0 +++ [pid 6825] <... exit_group resumed>) = ? [pid 6826] <... io_uring_enter resumed>) = ? [pid 6826] +++ exited with 0 +++ [pid 6825] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6825, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6828 attached , child_tidptr=0x555565a8a690) = 6828 [pid 6828] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6828] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6828] setpgid(0, 0) = 0 [pid 6828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6828] write(3, "1000", 4) = 4 [pid 6828] close(3) = 0 [pid 6828] write(1, "executing program\n", 18executing program ) = 18 [pid 6828] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6828] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6828] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6828] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6828] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6828] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6828] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6829]}, 88) = 6829 [pid 6828] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6828] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6828] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6829 attached [pid 6829] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6829] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6829] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6829] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6829] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6829] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6828] <... futex resumed>) = 0 [pid 6828] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6829] <... futex resumed>) = 0 [pid 6828] <... futex resumed>) = 1 [pid 6828] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6829] 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 6829] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6829] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6829] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6828] <... futex resumed>) = 0 [pid 6829] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6828] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6829] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6829] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6829] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL) = 0 [pid 6828] <... futex resumed>) = 1 [pid 6829] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6828] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6828] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6829] <... futex resumed>) = 0 [pid 6828] <... futex resumed>) = 1 [pid 6829] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6828] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6829] <... futex resumed>) = 0 [pid 6829] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6828] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6829] <... futex resumed>) = 0 [pid 6828] <... futex resumed>) = 1 [pid 6829] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6828] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6828] exit_group(0) = ? [pid 6829] <... io_uring_enter resumed>) = ? [pid 6829] +++ exited with 0 +++ [pid 6828] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6828, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6830 attached [pid 6830] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6830] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6830 [pid 6830] setpgid(0, 0) = 0 [pid 6830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6830] write(3, "1000", 4) = 4 [pid 6830] close(3executing program ) = 0 [pid 6830] write(1, "executing program\n", 18) = 18 [pid 6830] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6830] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6830] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6830] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6830] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6830] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6830] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6831]}, 88) = 6831 [pid 6830] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6830] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 6831 attached [pid 6830] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6831] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6831] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6831] rt_sigprocmask(SIG_SETMASK, [], [pid 6830] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6831] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6831] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6830] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6831] <... openat resumed>) = 3 [pid 6830] <... futex resumed>) = 0 [pid 6830] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6831] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6830] <... mmap resumed>) = 0x7f7ba9ce3000 [pid 6830] mprotect(0x7f7ba9ce4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6830] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6830] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0}./strace-static-x86_64: Process 6832 attached [pid 6832] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053) = 0 [pid 6832] set_robust_list(0x7f7ba9d039a0, 24 [pid 6831] <... futex resumed>) = 0 [pid 6831] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6832] <... set_robust_list resumed>) = 0 [pid 6830] <... clone3 resumed> => {parent_tid=[6832]}, 88) = 6832 [pid 6832] rt_sigprocmask(SIG_SETMASK, [], [pid 6830] rt_sigprocmask(SIG_SETMASK, [], [pid 6832] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6830] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6832] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6830] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6830] <... futex resumed>) = 0 [pid 6832] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6830] futex(0x7f7ba9df533c, 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) = 0x7f7ba9cbe000 [pid 6832] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c7e000 [pid 6832] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6832] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6830] <... futex resumed>) = 0 [pid 6830] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6831] <... futex resumed>) = 0 [pid 6831] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6830] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6830] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6830] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6831] <... futex resumed>) = 1 [pid 6830] <... futex resumed>) = 0 [pid 6831] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6830] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6831] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6830] <... futex resumed>) = 0 [pid 6830] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6830] exit_group(0 [pid 6832] <... futex resumed>) = ? [pid 6830] <... exit_group resumed>) = ? [pid 6832] +++ exited with 0 +++ [pid 6831] <... io_uring_enter resumed>) = ? [pid 6831] +++ exited with 0 +++ [pid 6830] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6830, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6833 attached , child_tidptr=0x555565a8a690) = 6833 [pid 6833] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6833] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6833] setpgid(0, 0) = 0 [pid 6833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6833] write(3, "1000", 4) = 4 [pid 6833] close(3) = 0 executing program [pid 6833] write(1, "executing program\n", 18) = 18 [pid 6833] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6833] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6833] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6833] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6833] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6833] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6833] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6834 attached [pid 6834] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6834] set_robust_list(0x7f7ba9d249a0, 24 [pid 6833] <... clone3 resumed> => {parent_tid=[6834]}, 88) = 6834 [pid 6834] <... set_robust_list resumed>) = 0 [pid 6834] rt_sigprocmask(SIG_SETMASK, [], [pid 6833] rt_sigprocmask(SIG_SETMASK, [], [pid 6834] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6834] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6833] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6833] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6834] <... futex resumed>) = 0 [pid 6833] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6834] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6834] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6833] <... futex resumed>) = 0 [pid 6833] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6834] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6833] <... futex resumed>) = 0 [pid 6833] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6834] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6834] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6834] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6834] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6833] <... futex resumed>) = 0 [pid 6833] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6834] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6833] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6834] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6833] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6834] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6833] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6834] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6833] <... futex resumed>) = 0 [pid 6834] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6833] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6833] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6833] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6834] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6834] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6833] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6833] exit_group(0) = ? [pid 6834] <... io_uring_enter resumed>) = ? [pid 6834] +++ exited with 0 +++ [pid 6833] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6833, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555565a8a690) = 6835 ./strace-static-x86_64: Process 6835 attached [pid 6835] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6835] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6835] setpgid(0, 0) = 0 [pid 6835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6835] write(3, "1000", 4) = 4 [pid 6835] close(3) = 0 executing program [pid 6835] write(1, "executing program\n", 18) = 18 [pid 6835] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6835] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, NULL, 8) = 0 [pid 6835] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6835] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9d04000 [pid 6835] mprotect(0x7f7ba9d05000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6835] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6835] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6836 attached => {parent_tid=[6836]}, 88) = 6836 [pid 6835] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6835] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6835] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6836] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6836] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6836] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6836] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6836] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6835] <... futex resumed>) = 0 [pid 6836] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6835] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6836] <... futex resumed>) = 0 [pid 6835] <... futex resumed>) = 1 [pid 6836] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6835] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6836] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6836] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6836] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6836] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6835] <... futex resumed>) = 0 [pid 6836] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6835] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6836] <... futex resumed>) = 0 [pid 6835] <... futex resumed>) = 0 [pid 6836] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6835] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6835] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6836] <... futex resumed>) = 0 [pid 6835] <... futex resumed>) = 1 [pid 6836] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6835] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6836] <... futex resumed>) = 0 [pid 6835] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6836] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6835] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6836] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6835] <... futex resumed>) = 0 [pid 6836] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6835] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6835] exit_group(0) = ? [pid 6836] <... io_uring_enter resumed>) = ? [pid 6836] +++ exited with 0 +++ [pid 6835] +++ exited with 0 +++ [pid 5880] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6835, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6837 attached [pid 6837] set_robust_list(0x555565a8a6a0, 24 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6837 [pid 6837] <... set_robust_list resumed>) = 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 [pid 6837] write(3, "1000", 4) = 4 [pid 6837] close(3) = 0 executing program [pid 6837] write(1, "executing program\n", 18) = 18 [pid 6837] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6837] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6837] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0}./strace-static-x86_64: Process 6838 attached [pid 6838] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053) = 0 [pid 6837] <... clone3 resumed> => {parent_tid=[6838]}, 88) = 6838 [pid 6838] set_robust_list(0x7f7ba9d249a0, 24 [pid 6837] rt_sigprocmask(SIG_SETMASK, [], [pid 6838] <... set_robust_list resumed>) = 0 [pid 6837] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6838] rt_sigprocmask(SIG_SETMASK, [], [pid 6837] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6837] <... futex resumed>) = 0 [pid 6838] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6837] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6838] <... openat resumed>) = 3 [pid 6838] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6837] <... futex resumed>) = 0 [pid 6838] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6837] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6837] <... futex resumed>) = 0 [pid 6837] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6838] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f7ba9cdf000 [pid 6838] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f7ba9c9f000 [pid 6838] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6837] <... futex resumed>) = 0 [pid 6838] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6837] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6837] <... futex resumed>) = 0 [pid 6838] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6837] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6838] <... futex resumed>) = 0 [pid 6837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6838] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6837] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6837] <... futex resumed>) = 0 [pid 6838] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6837] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6838] <... futex resumed>) = 0 [pid 6837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6838] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6837] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6837] <... futex resumed>) = 0 [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(0x7f7ba9df532c, 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 5880] --- 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 5880] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5880] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6839 attached [pid 6839] set_robust_list(0x555565a8a6a0, 24) = 0 [pid 6839] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5880] <... clone resumed>, child_tidptr=0x555565a8a690) = 6839 [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 [pid 6839] close(3) = 0 executing program [pid 6839] write(1, "executing program\n", 18) = 18 [pid 6839] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6839] rt_sigaction(SIGRT_1, {sa_handler=0x7f7ba9d94350, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7ba9d859d0}, 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) = 0x7f7ba9d04000 [pid 6839] mprotect(0x7f7ba9d05000, 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=0x7f7ba9d24990, parent_tid=0x7f7ba9d24990, exit_signal=0, stack=0x7f7ba9d04000, stack_size=0x20300, tls=0x7f7ba9d246c0} => {parent_tid=[6840]}, 88) = 6840 [pid 6839] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6839] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6839] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6840 attached ) = -1 ETIMEDOUT (Connection timed out) [pid 6839] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6839] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7ba9ce3000 [pid 6839] mprotect(0x7f7ba9ce4000, 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=0x7f7ba9d03990, parent_tid=0x7f7ba9d03990, exit_signal=0, stack=0x7f7ba9ce3000, stack_size=0x20300, tls=0x7f7ba9d036c0}./strace-static-x86_64: Process 6841 attached [pid 6841] rseq(0x7f7ba9d03fe0, 0x20, 0, 0x53053053) = 0 [pid 6841] set_robust_list(0x7f7ba9d039a0, 24) = 0 [pid 6841] rt_sigprocmask(SIG_SETMASK, [], [pid 6839] <... clone3 resumed> => {parent_tid=[6841]}, 88) = 6841 [pid 6841] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6839] rt_sigprocmask(SIG_SETMASK, [], [pid 6841] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6839] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6839] futex(0x7f7ba9df5338, FUTEX_WAKE_PRIVATE, 1000000 [pid 6841] <... futex resumed>) = 0 [pid 6839] <... futex resumed>) = 1 [pid 6841] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6839] futex(0x7f7ba9df533c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6840] rseq(0x7f7ba9d24fe0, 0x20, 0, 0x53053053 [pid 6841] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, 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 6841] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0) = 0x7f7ba9cbe000 [pid 6841] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000 [pid 6840] <... rseq resumed>) = 0 [pid 6841] <... mmap resumed>) = 0x7f7ba9c7e000 [pid 6840] set_robust_list(0x7f7ba9d249a0, 24) = 0 [pid 6840] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6840] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 4 [pid 6841] futex(0x7f7ba9df533c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6840] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6841] <... futex resumed>) = 1 [pid 6840] <... futex resumed>) = 0 [pid 6841] futex(0x7f7ba9df5338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6840] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6839] <... futex resumed>) = 0 [pid 6839] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6840] <... futex resumed>) = 0 [pid 6839] <... futex resumed>) = 1 [pid 6840] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6839] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6840] <... futex resumed>) = 0 [pid 6839] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6840] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6839] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6839] <... futex resumed>) = 0 [pid 6840] futex(0x7f7ba9df532c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6839] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6840] <... futex resumed>) = 0 [pid 6839] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6840] futex(0x7f7ba9df5328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6839] futex(0x7f7ba9df5328, FUTEX_WAKE_PRIVATE, 1000000 [pid 6840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6839] <... futex resumed>) = 0 [pid 6840] io_uring_enter(3, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6839] futex(0x7f7ba9df532c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6839] exit_group(0 [pid 6841] <... futex resumed>) = ? [pid 6839] <... exit_group resumed>) = ? [pid 6841] +++ exited with 0 +++ [pid 6840] <... io_uring_enter resumed>) = ? [pid 5880] kill(-6839, SIGKILL) = 0 [pid 5880] kill(6839, SIGKILL) = 0 [pid 5880] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5880] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5880] getdents64(3, 0x555565a8b730 /* 2 entries */, 32768) = 48 [pid 5880] getdents64(3, 0x555565a8b730 /* 0 entries */, 32768) = 0 [pid 5880] close(3) = 0 [ 286.767752][ T31] INFO: task syz-executor415:6306 blocked for more than 143 seconds. [ 286.813615][ T31] Not tainted 6.17.0-rc1-next-20250814-syzkaller #0 [ 286.821056][ T31] Blocked by coredump. [ 286.844537][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.886588][ T31] task:syz-executor415 state:D stack:26344 pid:6306 tgid:6305 ppid:5884 task_flags:0x400548 flags:0x00004002 [ 286.990588][ T31] Call Trace: [ 287.055436][ T31] [ 287.058430][ T31] __schedule+0x1798/0x4cc0 [ 287.112610][ T31] ? is_bpf_text_address+0x292/0x2b0 [ 287.119352][ T31] ? is_bpf_text_address+0x26/0x2b0 [ 287.147603][ T31] ? kernel_text_address+0xa5/0xe0 [ 287.168472][ T31] ? __kernel_text_address+0xd/0x40 [ 287.181667][ T31] ? __pfx___schedule+0x10/0x10 [ 287.199463][ T31] ? schedule+0x91/0x360 [ 287.252476][ T31] ? rcu_is_watching+0x15/0xb0 [ 287.262207][ T31] ? lock_release+0x4b/0x3e0 [ 287.338795][ T31] schedule+0x165/0x360 [ 287.343031][ T31] schedule_timeout+0x9a/0x270 [ 287.403107][ T31] ? __pfx_schedule_timeout+0x10/0x10 [ 287.410986][ T31] ? rcu_is_watching+0x15/0xb0 [ 287.440957][ T31] ? rcu_is_watching+0x15/0xb0 [ 287.475061][ T31] ? wait_for_completion+0x267/0x5d0 [ 287.480421][ T31] wait_for_completion+0x2bf/0x5d0 [ 287.512456][ T31] ? __pfx_wait_for_completion+0x10/0x10 [ 287.558495][ T31] ? rcu_is_watching+0x15/0xb0 [ 287.571559][ T31] ? io_wq_put_and_exit+0x160/0x650 [ 287.634339][ T31] ? lock_release+0x4b/0x3e0 [ 287.642664][ T31] ? io_acct_for_each_worker+0x15e/0x180 [ 287.659464][ T31] ? __pfx_io_wq_worker_wake+0x10/0x10 [ 287.692162][ T31] ? io_wq_put_and_exit+0x160/0x650 [ 287.710579][ T31] io_wq_put_and_exit+0x316/0x650 [ 287.789599][ T31] io_uring_clean_tctx+0x11f/0x1a0 [ 287.824814][ T31] ? __pfx_io_uring_clean_tctx+0x10/0x10 [ 287.886189][ T31] ? io_uring_drop_tctx_refs+0x131/0x1c0 [ 287.892016][ T31] io_uring_cancel_generic+0x6ca/0x7d0 [ 287.938554][ T31] ? ptrace_notify+0x22d/0x2c0 [ 287.968560][ T31] ? __pfx_io_uring_cancel_generic+0x10/0x10 [ 288.042364][ T31] ? __pfx_ptrace_notify+0x10/0x10 [ 288.095442][ T31] ? __pfx_autoremove_wake_function+0x10/0x10 [ 288.101651][ T31] ? rcu_is_watching+0x15/0xb0 [ 288.168348][ T31] ? io_uring_unreg_ringfd+0x52f/0x540 [ 288.197430][ T31] do_exit+0x345/0x2300 [ 288.222858][ T31] ? do_raw_spin_lock+0x121/0x290 [ 288.260225][ T31] ? __pfx_do_exit+0x10/0x10 [ 288.282570][ T31] ? __pfx___pv_queued_spin_lock_slowpath+0x10/0x10 [ 288.384516][ T31] ? rcu_is_watching+0x15/0xb0 [ 288.389357][ T31] do_group_exit+0x21c/0x2d0 [ 288.469772][ T31] get_signal+0x1286/0x1340 [ 288.507704][ T31] arch_do_signal_or_restart+0x9a/0x750 [ 288.571879][ T31] ? _raw_spin_unlock_irq+0x2e/0x50 [ 288.620508][ T31] ? __pfx_arch_do_signal_or_restart+0x10/0x10 [ 288.651536][ T31] ? rcu_is_watching+0x15/0xb0 [ 288.715299][ T31] ? rcu_is_watching+0x15/0xb0 [ 288.720127][ T31] exit_to_user_mode_loop+0x75/0x110 [ 288.797642][ T31] do_syscall_64+0x2bd/0x3b0 [ 288.802429][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 288.869599][ T31] ? clear_bhb_loop+0x60/0xb0 [ 288.912501][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 288.949811][ T31] RIP: 0033:0x7f7ba9d6e419 [ 288.969664][ T31] RSP: 002b:00007f7ba9d24218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 289.092257][ T31] RAX: fffffffffffffe00 RBX: 00007f7ba9df5328 RCX: 00007f7ba9d6e419 [ 289.167989][ T31] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f7ba9df5328 [ 289.194753][ T31] RBP: 00007f7ba9df5320 R08: 0000000000000000 R09: 0000000000000000 [ 289.225749][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7ba9dc2074 [ 289.325965][ T31] R13: 0000000000000000 R14: 0000200000000200 R15: 00007fffabf1f1a8 [ 289.392789][ T31] [ 289.400672][ T31] INFO: task syz-executor415:6316 blocked for more than 145 seconds. [ 289.424511][ T31] Not tainted 6.17.0-rc1-next-20250814-syzkaller #0 [ 289.503101][ T31] Blocked by coredump. [ 289.523104][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 289.543339][ T31] task:syz-executor415 state:D stack:25384 pid:6316 tgid:6311 ppid:5881 task_flags:0x400548 flags:0x00024002 [ 289.563111][ T31] Call Trace: [ 289.574607][ T31] [ 289.596419][ T31] __schedule+0x1798/0x4cc0 [ 289.623353][ T31] ? is_bpf_text_address+0x292/0x2b0 [ 289.629143][ T31] ? is_bpf_text_address+0x26/0x2b0 [ 289.743605][ T31] ? kernel_text_address+0xa5/0xe0 [ 289.752360][ T31] ? __kernel_text_address+0xd/0x40 [ 289.769150][ T31] ? __pfx___schedule+0x10/0x10 [ 289.785526][ T31] ? schedule+0x91/0x360 [ 289.798494][ T31] ? rcu_is_watching+0x15/0xb0 [ 289.829516][ T31] ? lock_release+0x4b/0x3e0 [ 289.851177][ T31] schedule+0x165/0x360 [ 289.874858][ T31] schedule_timeout+0x9a/0x270 [ 289.931013][ T31] ? __pfx_schedule_timeout+0x10/0x10 [ 289.986934][ T31] ? rcu_is_watching+0x15/0xb0 [ 289.991767][ T31] ? rcu_is_watching+0x15/0xb0 [ 290.018585][ T31] ? wait_for_completion+0x267/0x5d0 [ 290.079518][ T31] wait_for_completion+0x2bf/0x5d0 [ 290.096449][ T31] ? __pfx_wait_for_completion+0x10/0x10 [ 290.128905][ T31] ? rcu_is_watching+0x15/0xb0 [ 290.164592][ T31] ? io_wq_put_and_exit+0x160/0x650 [ 290.182984][ T31] ? lock_release+0x4b/0x3e0 [ 290.187929][ T31] ? io_acct_for_each_worker+0x15e/0x180 [ 290.197522][ T31] ? __pfx_io_wq_worker_wake+0x10/0x10 [ 290.215736][ T31] ? io_wq_put_and_exit+0x160/0x650 [ 290.242170][ T31] io_wq_put_and_exit+0x316/0x650 [ 290.255975][ T31] io_uring_clean_tctx+0x11f/0x1a0 [ 290.262390][ T31] ? __pfx_io_uring_clean_tctx+0x10/0x10 [ 290.280796][ T31] ? io_uring_drop_tctx_refs+0x131/0x1c0 [ 290.333278][ T31] io_uring_cancel_generic+0x6ca/0x7d0 [ 290.340542][ T31] ? ptrace_notify+0x22d/0x2c0 [ 290.383189][ T31] ? __pfx_io_uring_cancel_generic+0x10/0x10 [ 290.389227][ T31] ? __pfx_ptrace_notify+0x10/0x10 [ 290.446768][ T31] ? __pfx_autoremove_wake_function+0x10/0x10 [ 290.513583][ T31] ? rcu_is_watching+0x15/0xb0 [ 290.518578][ T31] ? io_uring_unreg_ringfd+0x52f/0x540 [ 290.540751][ T31] do_exit+0x345/0x2300 [ 290.572041][ T31] ? do_raw_spin_lock+0x121/0x290 [ 290.616297][ T31] ? __pfx_do_exit+0x10/0x10 [ 290.621785][ T31] ? rcu_is_watching+0x15/0xb0 [ 290.640609][ T31] do_group_exit+0x21c/0x2d0 [ 290.710892][ T31] get_signal+0x1286/0x1340 [ 290.727499][ T31] arch_do_signal_or_restart+0x9a/0x750 [ 290.736987][ T31] ? _raw_spin_unlock_irq+0x2e/0x50 [ 290.799084][ T31] ? __pfx_arch_do_signal_or_restart+0x10/0x10 [ 290.810682][ T31] ? rcu_is_watching+0x15/0xb0 [ 290.824493][ T31] ? rcu_is_watching+0x15/0xb0 [ 290.849682][ T31] exit_to_user_mode_loop+0x75/0x110 [ 290.874099][ T31] do_syscall_64+0x2bd/0x3b0 [ 290.894486][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 290.914433][ T31] ? clear_bhb_loop+0x60/0xb0 [ 290.919446][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 290.934594][ T31] RIP: 0033:0x7f7ba9d6e419 [ 290.965580][ T31] RSP: 002b:00007f7ba9d03218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 290.996575][ T31] RAX: 0000000000000000 RBX: 00007f7ba9df5338 RCX: 00007f7ba9d6e419 [ 291.042276][ T31] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f7ba9df533c [ 291.079432][ T31] RBP: 00007f7ba9df5330 R08: 0000000000000000 R09: 0000000000000000 [ 291.115438][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7ba9dc2074 [ 291.186478][ T31] R13: 0000000000000003 R14: 0000200000000200 R15: 0000200000000640 [ 291.210429][ T31] [ 291.279628][ T31] INFO: task syz-executor415:6383 blocked for more than 147 seconds. [ 291.352290][ T31] Not tainted 6.17.0-rc1-next-20250814-syzkaller #0 [ 291.372644][ T31] Blocked by coredump. [ 291.401492][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 291.496324][ T31] task:syz-executor415 state:D stack:27600 pid:6383 tgid:6382 ppid:5878 task_flags:0x400548 flags:0x00004002 [ 291.612045][ T31] Call Trace: [ 291.619565][ T31] [ 291.632971][ T31] __schedule+0x1798/0x4cc0 [ 291.652551][ T31] ? is_bpf_text_address+0x292/0x2b0 [ 291.690521][ T31] ? is_bpf_text_address+0x26/0x2b0 [ 291.754887][ T31] ? kernel_text_address+0xa5/0xe0 [ 291.760100][ T31] ? __kernel_text_address+0xd/0x40 [ 291.850908][ T31] ? __pfx___schedule+0x10/0x10 [ 291.856725][ T31] ? schedule+0x91/0x360 [ 291.888875][ T31] ? rcu_is_watching+0x15/0xb0 [ 291.949498][ T31] ? lock_release+0x4b/0x3e0 [ 291.986490][ T31] schedule+0x165/0x360 [ 291.991855][ T31] schedule_timeout+0x9a/0x270 [ 292.017486][ T31] ? __pfx_schedule_timeout+0x10/0x10 [ 292.029451][ T31] ? rcu_is_watching+0x15/0xb0 [ 292.048488][ T31] ? rcu_is_watching+0x15/0xb0 [ 292.079486][ T31] ? wait_for_completion+0x267/0x5d0 [ 292.110484][ T31] wait_for_completion+0x2bf/0x5d0 [ 292.172208][ T31] ? __pfx_wait_for_completion+0x10/0x10 [ 292.203489][ T31] ? rcu_is_watching+0x15/0xb0 [ 292.210495][ T31] ? io_wq_put_and_exit+0x160/0x650 [ 292.261913][ T31] ? lock_release+0x4b/0x3e0 [ 292.300497][ T31] ? io_acct_for_each_worker+0x15e/0x180 [ 292.319432][ T31] ? __pfx_io_wq_worker_wake+0x10/0x10 [ 292.368495][ T31] ? io_wq_put_and_exit+0x160/0x650 [ 292.398741][ T31] io_wq_put_and_exit+0x316/0x650 [ 292.424499][ T31] io_uring_clean_tctx+0x11f/0x1a0 [ 292.455493][ T31] ? __pfx_io_uring_clean_tctx+0x10/0x10 [ 292.486487][ T31] ? io_uring_drop_tctx_refs+0x131/0x1c0 [ 292.511324][ T31] io_uring_cancel_generic+0x6ca/0x7d0 [ 292.579468][ T31] ? ptrace_notify+0x22d/0x2c0 [ 292.624488][ T31] ? __pfx_io_uring_cancel_generic+0x10/0x10 [ 292.641447][ T31] ? __pfx_ptrace_notify+0x10/0x10 [ 292.689570][ T31] ? __pfx_autoremove_wake_function+0x10/0x10 [ 292.716511][ T31] ? rcu_is_watching+0x15/0xb0 [ 292.734510][ T31] ? io_uring_unreg_ringfd+0x52f/0x540 [ 292.778494][ T31] do_exit+0x345/0x2300 [ 292.784557][ T31] ? do_raw_spin_lock+0x121/0x290 [ 292.789615][ T31] ? __pfx_do_exit+0x10/0x10 [ 292.822501][ T31] ? rcu_is_watching+0x15/0xb0 [ 292.861489][ T31] do_group_exit+0x21c/0x2d0 [ 292.892530][ T31] get_signal+0x1286/0x1340 [ 292.909361][ T31] arch_do_signal_or_restart+0x9a/0x750 [ 292.985509][ T31] ? _raw_spin_unlock_irq+0x2e/0x50 [ 293.049413][ T31] ? __pfx_arch_do_signal_or_restart+0x10/0x10 [ 293.106130][ T31] ? rcu_is_watching+0x15/0xb0 [ 293.110959][ T31] ? rcu_is_watching+0x15/0xb0 [ 293.130659][ T31] exit_to_user_mode_loop+0x75/0x110 [ 293.219755][ T31] do_syscall_64+0x2bd/0x3b0 [ 293.268916][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 293.332015][ T31] ? clear_bhb_loop+0x60/0xb0 [ 293.380151][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 293.441406][ T31] RIP: 0033:0x7f7ba9d6e419 [ 293.482411][ T31] RSP: 002b:00007f7ba9d24218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 293.514490][ T31] RAX: ffffffffffffffda RBX: 00007f7ba9df5328 RCX: 00007f7ba9d6e419 [ 293.543029][ T31] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f7ba9df532c [ 293.551082][ T31] RBP: 00007f7ba9df5320 R08: 0000000000000000 R09: 0000000000000000 [ 293.598660][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7ba9dc2074 [ 293.701327][ T31] R13: 0000000000000000 R14: 0000200000000200 R15: 00007fffabf1f1a8 [ 293.776777][ T31] [ 293.779908][ T31] INFO: lockdep is turned off. [ 293.825739][ T31] NMI backtrace for cpu 1 [ 293.825761][ T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted 6.17.0-rc1-next-20250814-syzkaller #0 PREEMPT(full) [ 293.825781][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 293.825790][ T31] Call Trace: [ 293.825797][ T31] [ 293.825804][ T31] dump_stack_lvl+0x189/0x250 [ 293.825831][ T31] ? __pfx_dump_stack_lvl+0x10/0x10 [ 293.825851][ T31] ? __pfx__printk+0x10/0x10 [ 293.825877][ T31] nmi_cpu_backtrace+0x39e/0x3d0 [ 293.825901][ T31] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 293.825923][ T31] ? __pfx__printk+0x10/0x10 [ 293.825945][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 293.825971][ T31] nmi_trigger_cpumask_backtrace+0x17a/0x300 [ 293.825994][ T31] watchdog+0xf60/0xfa0 [ 293.826019][ T31] ? watchdog+0x1e2/0xfa0 [ 293.826041][ T31] kthread+0x711/0x8a0 [ 293.826062][ T31] ? __pfx_watchdog+0x10/0x10 [ 293.826083][ T31] ? __pfx_kthread+0x10/0x10 [ 293.826103][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 293.826127][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 293.826142][ T31] ? __pfx_kthread+0x10/0x10 [ 293.826162][ T31] ret_from_fork+0x3f9/0x770 [ 293.826179][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 293.826197][ T31] ? __switch_to_asm+0x39/0x70 [ 293.826218][ T31] ? __switch_to_asm+0x33/0x70 [ 293.826237][ T31] ? __pfx_kthread+0x10/0x10 [ 293.826265][ T31] ret_from_fork_asm+0x1a/0x30 [ 293.826291][ T31] [ 293.826298][ T31] Sending NMI from CPU 1 to CPUs 0: [ 293.974735][ C0] NMI backtrace for cpu 0 [ 293.974753][ C0] CPU: 0 UID: 0 PID: 6843 Comm: iou-wrk-6840 Not tainted 6.17.0-rc1-next-20250814-syzkaller #0 PREEMPT(full) [ 293.974778][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 293.974787][ C0] RIP: 0010:rcu_is_watching+0x55/0xb0 [ 293.974808][ C0] Code: 4d be 8d 4c 89 f0 48 c1 e8 03 42 80 3c 38 00 74 08 4c 89 f7 e8 dc c5 7c 00 48 c7 c3 98 3f a2 92 49 03 1e 48 89 d8 48 c1 e8 03 <42> 0f b6 04 38 84 c0 75 34 8b 03 65 ff 0d e9 b1 fa 10 74 11 83 e0 [ 293.974821][ C0] RSP: 0018:ffffc9000b157410 EFLAGS: 00000806 [ 293.974836][ C0] RAX: 1ffff110170c65f3 RBX: ffff8880b8632f98 RCX: 0c1d8eae21410900 [ 293.974848][ C0] RDX: ffff88802756bc00 RSI: ffffffff8be34be0 RDI: ffffffff8be34ba0 [ 293.974859][ C0] RBP: ffffc9000b157538 R08: ffffffff8fa3b137 R09: 1ffffffff1f47626 [ 293.974870][ C0] R10: dffffc0000000000 R11: fffffbfff1f47627 R12: 1ffff9200162ae90 [ 293.974880][ C0] R13: dffffc0000000000 R14: ffffffff8dbe4d10 R15: dffffc0000000000 [ 293.974891][ C0] FS: 00007f7ba9d246c0(0000) GS:ffff888125c0f000(0000) knlGS:0000000000000000 [ 293.974904][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 293.974915][ C0] CR2: 0000200000594000 CR3: 000000007e194000 CR4: 00000000003526f0 [ 293.974931][ C0] Call Trace: [ 293.974937][ C0] [ 293.974945][ C0] trace_csd_function_entry+0x76/0x1d0 [ 293.974963][ C0] ? __pfx___rdmsr_safe_on_cpu+0x10/0x10 [ 293.974982][ C0] generic_exec_single+0x22c/0x500 [ 293.974997][ C0] ? __pfx___rdmsr_safe_on_cpu+0x10/0x10 [ 293.975014][ C0] ? __pfx_generic_exec_single+0x10/0x10 [ 293.975029][ C0] ? lock_release+0x4b/0x3e0 [ 293.975051][ C0] ? __raw_spin_lock_init+0x45/0x100 [ 293.975069][ C0] smp_call_function_single_async+0x79/0x110 [ 293.975085][ C0] rdmsr_safe_on_cpu+0x127/0x230 [ 293.975103][ C0] ? __pfx_rdmsr_safe_on_cpu+0x10/0x10 [ 293.975120][ C0] ? __pfx___rdmsr_safe_on_cpu+0x10/0x10 [ 293.975137][ C0] ? lock_acquire+0x5f/0x360 [ 293.975160][ C0] ? __might_fault+0xcc/0x130 [ 293.975182][ C0] msr_read+0x14d/0x250 [ 293.975201][ C0] ? __pfx_msr_read+0x10/0x10 [ 293.975221][ C0] loop_rw_iter+0x425/0x660 [ 293.975245][ C0] __io_read+0x1326/0x14f0 [ 293.975269][ C0] ? put_dec_trunc8+0x1fd/0x340 [ 293.975290][ C0] ? __pfx___io_read+0x10/0x10 [ 293.975311][ C0] io_read+0x1c/0x60 [ 293.975329][ C0] __io_issue_sqe+0x17e/0x4b0 [ 293.975349][ C0] io_issue_sqe+0x165/0xfd0 [ 293.975367][ C0] ? rcu_is_watching+0x15/0xb0 [ 293.975383][ C0] io_wq_submit_work+0x6e9/0xb90 [ 293.975402][ C0] io_worker_handle_work+0x7cd/0x1180 [ 293.975424][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 293.975444][ C0] io_wq_worker+0x42f/0xeb0 [ 293.975467][ C0] ? io_wq_worker+0x351/0xeb0 [ 293.975486][ C0] ? __pfx_io_wq_worker+0x10/0x10 [ 293.975506][ C0] ? rcu_is_watching+0x15/0xb0 [ 293.975522][ C0] ? rcu_is_watching+0x15/0xb0 [ 293.975536][ C0] ? __pfx_io_wq_worker+0x10/0x10 [ 293.975554][ C0] ret_from_fork+0x3f9/0x770 [ 293.975570][ C0] ? __pfx_ret_from_fork+0x10/0x10 [ 293.975586][ C0] ? __switch_to_asm+0x39/0x70 [ 293.975604][ C0] ? __switch_to_asm+0x33/0x70 [ 293.975621][ C0] ? __pfx_io_wq_worker+0x10/0x10 [ 293.975639][ C0] ret_from_fork_asm+0x1a/0x30 [ 293.975662][ C0] [ 294.303550][ T31] Kernel panic - not syncing: hung_task: blocked tasks [ 294.310418][ T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted 6.17.0-rc1-next-20250814-syzkaller #0 PREEMPT(full) [ 294.321814][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 294.332141][ T31] Call Trace: [ 294.335447][ T31] [ 294.338403][ T31] dump_stack_lvl+0x99/0x250 [ 294.343107][ T31] ? __asan_memcpy+0x40/0x70 [ 294.347932][ T31] ? __pfx_dump_stack_lvl+0x10/0x10 [ 294.353426][ T31] ? __pfx__printk+0x10/0x10 [ 294.358746][ T31] vpanic+0x281/0x750 [ 294.362855][ T31] ? __pfx_vpanic+0x10/0x10 [ 294.367615][ T31] ? rcu_is_watching+0x15/0xb0 [ 294.372820][ T31] ? preempt_schedule+0xae/0xc0 [ 294.377684][ T31] ? preempt_schedule_common+0x83/0xd0 [ 294.383159][ T31] panic+0xb9/0xc0 [ 294.386893][ T31] ? __pfx_panic+0x10/0x10 [ 294.391414][ T31] ? preempt_schedule_thunk+0x16/0x30 [ 294.396794][ T31] ? nmi_trigger_cpumask_backtrace+0x2bb/0x300 [ 294.402966][ T31] watchdog+0xf9f/0xfa0 [ 294.407138][ T31] ? watchdog+0x1e2/0xfa0 [ 294.411567][ T31] kthread+0x711/0x8a0 [ 294.415744][ T31] ? __pfx_watchdog+0x10/0x10 [ 294.420435][ T31] ? __pfx_kthread+0x10/0x10 [ 294.425215][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 294.430428][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 294.435634][ T31] ? __pfx_kthread+0x10/0x10 [ 294.440236][ T31] ret_from_fork+0x3f9/0x770 [ 294.444922][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 294.450045][ T31] ? __switch_to_asm+0x39/0x70 [ 294.454825][ T31] ? __switch_to_asm+0x33/0x70 [ 294.459689][ T31] ? __pfx_kthread+0x10/0x10 [ 294.464293][ T31] ret_from_fork_asm+0x1a/0x30 [ 294.469163][ T31] [ 294.472571][ T31] Kernel Offset: disabled [ 294.477006][ T31] Rebooting in 86400 seconds..