./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2513664949 <...> Warning: Permanently added '10.128.1.59' (ED25519) to the list of known hosts. execve("./syz-executor2513664949", ["./syz-executor2513664949"], 0x7ffe3f831b50 /* 10 vars */) = 0 brk(NULL) = 0x55558c717000 brk(0x55558c717d00) = 0x55558c717d00 arch_prctl(ARCH_SET_FS, 0x55558c717380) = 0 set_tid_address(0x55558c717650) = 5864 set_robust_list(0x55558c717660, 24) = 0 rseq(0x55558c717ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2513664949", 4096) = 28 getrandom("\xda\x27\x6a\xa2\xf2\xb6\xf6\x16", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55558c717d00 brk(0x55558c738d00) = 0x55558c738d00 brk(0x55558c739000) = 0x55558c739000 mprotect(0x7f18483d3000, 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 5865 attached , child_tidptr=0x55558c717650) = 5865 [pid 5865] set_robust_list(0x55558c717660, 24) = 0 [pid 5864] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5867 attached ./strace-static-x86_64: Process 5866 attached [pid 5864] <... clone resumed>, child_tidptr=0x55558c717650) = 5866 [pid 5867] set_robust_list(0x55558c717660, 24 [pid 5866] set_robust_list(0x55558c717660, 24 [pid 5867] <... set_robust_list resumed>) = 0 [pid 5864] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5866] <... set_robust_list resumed>) = 0 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5867 [pid 5867] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5868 attached [pid 5867] <... prctl resumed>) = 0 [pid 5864] <... clone resumed>, child_tidptr=0x55558c717650) = 5868 [pid 5867] setpgid(0, 0 [pid 5864] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5868] set_robust_list(0x55558c717660, 24 [pid 5867] <... setpgid resumed>) = 0 [pid 5867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5869 attached [pid 5868] <... set_robust_list resumed>) = 0 [pid 5867] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5870 attached [pid 5867] write(3, "1000", 4 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5869 [pid 5864] <... clone resumed>, child_tidptr=0x55558c717650) = 5870 [pid 5870] set_robust_list(0x55558c717660, 24 [pid 5869] set_robust_list(0x55558c717660, 24 [pid 5870] <... set_robust_list resumed>) = 0 [pid 5867] <... write resumed>) = 4 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5867] close(3 [pid 5869] <... set_robust_list resumed>) = 0 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5869] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5867] <... close resumed>) = 0 ./strace-static-x86_64: Process 5871 attached ./strace-static-x86_64: Process 5872 attached [pid 5871] set_robust_list(0x55558c717660, 24executing program [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5871 [pid 5869] <... prctl resumed>) = 0 [pid 5867] write(1, "executing program\n", 18 [pid 5871] <... set_robust_list resumed>) = 0 [pid 5867] <... write resumed>) = 18 [pid 5871] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5867] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5872] set_robust_list(0x55558c717660, 24 [pid 5871] <... prctl resumed>) = 0 [pid 5869] setpgid(0, 0 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5872 [pid 5872] <... set_robust_list resumed>) = 0 [pid 5871] setpgid(0, 0 [pid 5869] <... setpgid resumed>) = 0 [pid 5867] sendfile(3, 3, NULL, 2097152 [pid 5872] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5871] <... setpgid resumed>) = 0 [pid 5872] <... prctl resumed>) = 0 [pid 5869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5872] setpgid(0, 0 [pid 5869] <... openat resumed>) = 3 [pid 5872] <... setpgid resumed>) = 0 [pid 5872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5869] write(3, "1000", 4 [pid 5872] write(3, "1000", 4 [pid 5869] <... write resumed>) = 4 [pid 5869] close(3 [pid 5872] <... write resumed>) = 4 [pid 5869] <... close resumed>) = 0 [pid 5872] close(3executing program ) = 0 [pid 5869] write(1, "executing program\n", 18 [pid 5872] write(1, "executing program\n", 18 [pid 5871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5869] <... write resumed>) = 18 executing program [pid 5872] <... write resumed>) = 18 [pid 5871] <... openat resumed>) = 3 [pid 5869] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5872] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5871] write(3, "1000", 4 [pid 5869] <... openat resumed>) = 3 [pid 5872] <... openat resumed>) = 3 [pid 5871] <... write resumed>) = 4 [pid 5872] sendfile(3, 3, NULL, 2097152 [pid 5871] close(3 [pid 5869] sendfile(3, 3, NULL, 2097152executing program [pid 5871] <... close resumed>) = 0 [pid 5871] write(1, "executing program\n", 18) = 18 [pid 5871] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5871] sendfile(3, 3, NULL, 2097152 [pid 5867] <... sendfile resumed>) = 2097152 [pid 5867] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5867] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 5867] exit_group(0) = ? [pid 5869] <... sendfile resumed>) = 2097152 [pid 5867] +++ exited with 0 +++ [pid 5869] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5872] <... sendfile resumed>) = 2097152 [pid 5871] <... sendfile resumed>) = 2097152 [pid 5872] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5871] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5869] <... openat resumed>) = 4 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5867, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5872] <... openat resumed>) = 4 [pid 5871] <... openat resumed>) = 4 [pid 5869] ioctl(4, BLKBSZSET, [16384] [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 5872] ioctl(4, BLKBSZSET, [16384] [pid 5871] ioctl(4, BLKBSZSET, [16384] [pid 5865] <... restart_syscall resumed>) = 0 [pid 5872] <... ioctl resumed>) = 0 [pid 5869] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5872] exit_group(0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5872] <... exit_group resumed>) = ? [pid 5871] <... ioctl resumed>) = 0 [pid 5869] exit_group(0./strace-static-x86_64: Process 5873 attached [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5873 [pid 5869] <... exit_group resumed>) = ? [pid 5873] set_robust_list(0x55558c717660, 24) = 0 [pid 5873] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5872] +++ exited with 0 +++ [pid 5869] +++ exited with 0 +++ [pid 5873] setpgid(0, 0 [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5872, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5869, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5873] <... setpgid resumed>) = 0 [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 5871] exit_group(0 [pid 5873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5871] <... exit_group resumed>) = ? [pid 5873] <... openat resumed>) = 3 [pid 5871] +++ exited with 0 +++ [pid 5868] <... restart_syscall resumed>) = 0 [pid 5866] <... restart_syscall resumed>) = 0 [pid 5873] write(3, "1000", 4) = 4 [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5871, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5873] close(3executing program ) = 0 [pid 5873] write(1, "executing program\n", 18 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5873] <... write resumed>) = 18 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5875 attached ./strace-static-x86_64: Process 5874 attached [pid 5874] set_robust_list(0x55558c717660, 24 [pid 5873] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5875] set_robust_list(0x55558c717660, 24 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5876 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5874 ./strace-static-x86_64: Process 5876 attached [pid 5875] <... set_robust_list resumed>) = 0 [pid 5874] <... set_robust_list resumed>) = 0 [pid 5873] <... openat resumed>) = 3 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5875 [pid 5875] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5874] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5875] <... prctl resumed>) = 0 [pid 5876] set_robust_list(0x55558c717660, 24 [pid 5875] setpgid(0, 0 [pid 5874] <... prctl resumed>) = 0 [pid 5876] <... set_robust_list resumed>) = 0 [pid 5875] <... setpgid resumed>) = 0 [pid 5874] setpgid(0, 0 [pid 5873] sendfile(3, 3, NULL, 2097152 [pid 5875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5876] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5875] <... openat resumed>) = 3 [pid 5874] <... setpgid resumed>) = 0 [pid 5876] <... prctl resumed>) = 0 [pid 5874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5876] setpgid(0, 0) = 0 [pid 5874] <... openat resumed>) = 3 [pid 5876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5874] write(3, "1000", 4) = 4 [pid 5874] close(3) = 0 [pid 5876] write(3, "1000", 4 [pid 5874] write(1, "executing program\n", 18executing program [pid 5876] <... write resumed>) = 4 [pid 5874] <... write resumed>) = 18 [pid 5876] close(3) = 0 [pid 5874] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5876] write(1, "executing program\n", 18executing program ) = 18 [pid 5876] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5874] <... openat resumed>) = 3 [pid 5876] <... openat resumed>) = 3 [pid 5874] sendfile(3, 3, NULL, 2097152 [pid 5876] sendfile(3, 3, NULL, 2097152 [pid 5875] write(3, "1000", 4) = 4 [pid 5875] close(3) = 0 [pid 5875] write(1, "executing program\n", 18executing program ) = 18 [pid 5875] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5875] sendfile(3, 3, NULL, 2097152 [pid 5874] <... sendfile resumed>) = 2097152 [pid 5876] <... sendfile resumed>) = 2097152 [pid 5875] <... sendfile resumed>) = 2097152 [pid 5873] <... sendfile resumed>) = 2097152 [pid 5875] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5874] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5876] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5875] <... openat resumed>) = 4 [pid 5873] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5876] <... openat resumed>) = 4 [pid 5876] ioctl(4, BLKBSZSET, [16384] [pid 5873] <... openat resumed>) = 4 [pid 5875] ioctl(4, BLKBSZSET, [16384] [pid 5874] <... openat resumed>) = 4 [pid 5875] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5874] ioctl(4, BLKBSZSET, [16384] [pid 5875] exit_group(0 [pid 5874] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5875] <... exit_group resumed>) = ? [pid 5874] exit_group(0 [pid 5875] +++ exited with 0 +++ [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5875, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 5874] <... exit_group resumed>) = ? [pid 5873] ioctl(4, BLKBSZSET, [16384]) = -1 EBUSY (Device or resource busy) [pid 5873] exit_group(0) = ? [pid 5874] +++ exited with 0 +++ [pid 5873] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5874, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5873, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 5876] <... ioctl resumed>) = 0 [pid 5870] <... restart_syscall resumed>) = 0 [pid 5866] <... restart_syscall resumed>) = 0 [pid 5865] <... restart_syscall resumed>) = 0 [pid 5876] exit_group(0) = ? [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5876] +++ exited with 0 +++ [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5877 attached ./strace-static-x86_64: Process 5879 attached [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5876, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- ./strace-static-x86_64: Process 5878 attached [pid 5877] set_robust_list(0x55558c717660, 24) = 0 [pid 5879] set_robust_list(0x55558c717660, 24 [pid 5877] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5879] <... set_robust_list resumed>) = 0 [pid 5878] set_robust_list(0x55558c717660, 24 [pid 5877] <... prctl resumed>) = 0 [pid 5879] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5878] <... set_robust_list resumed>) = 0 [pid 5877] setpgid(0, 0 [pid 5878] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5877] <... setpgid resumed>) = 0 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5878 [pid 5879] <... prctl resumed>) = 0 [pid 5878] <... prctl resumed>) = 0 [pid 5877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5879 [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5877 [pid 5879] setpgid(0, 0) = 0 [pid 5878] setpgid(0, 0 [pid 5877] <... openat resumed>) = 3 [pid 5879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5878] <... setpgid resumed>) = 0 [pid 5877] write(3, "1000", 4 [pid 5879] <... openat resumed>) = 3 [pid 5878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5868] <... restart_syscall resumed>) = 0 [pid 5877] <... write resumed>) = 4 [pid 5878] <... openat resumed>) = 3 [pid 5879] write(3, "1000", 4 [pid 5878] write(3, "1000", 4 [pid 5877] close(3 [pid 5879] <... write resumed>) = 4 [pid 5879] close(3 [pid 5877] <... close resumed>) = 0 [pid 5878] <... write resumed>) = 4 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5879] <... close resumed>) = 0 executing program [pid 5878] close(3 [pid 5877] write(1, "executing program\n", 18executing program [pid 5879] write(1, "executing program\n", 18 [pid 5878] <... close resumed>) = 0 [pid 5877] <... write resumed>) = 18 [pid 5879] <... write resumed>) = 18 executing program [pid 5878] write(1, "executing program\n", 18 [pid 5877] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC./strace-static-x86_64: Process 5880 attached [pid 5879] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5878] <... write resumed>) = 18 [pid 5877] <... openat resumed>) = 3 [pid 5879] <... openat resumed>) = 3 [pid 5878] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5879] sendfile(3, 3, NULL, 2097152 [pid 5878] <... openat resumed>) = 3 [pid 5877] sendfile(3, 3, NULL, 2097152 [pid 5880] set_robust_list(0x55558c717660, 24 [pid 5878] sendfile(3, 3, NULL, 2097152 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5880 [pid 5880] <... set_robust_list resumed>) = 0 [pid 5880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5880] setpgid(0, 0) = 0 [pid 5880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5880] write(3, "1000", 4) = 4 executing program [pid 5880] close(3) = 0 [pid 5880] write(1, "executing program\n", 18) = 18 [pid 5880] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5880] sendfile(3, 3, NULL, 2097152 [pid 5879] <... sendfile resumed>) = 2097152 [pid 5878] <... sendfile resumed>) = 2097152 [pid 5879] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5878] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5877] <... sendfile resumed>) = 2097152 [pid 5879] <... openat resumed>) = 4 [pid 5877] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5879] ioctl(4, BLKBSZSET, [16384] [pid 5878] <... openat resumed>) = 4 [pid 5880] <... sendfile resumed>) = 2097152 [pid 5877] <... openat resumed>) = 4 [pid 5878] ioctl(4, BLKBSZSET, [16384]) = -1 EBUSY (Device or resource busy) [pid 5878] exit_group(0) = ? [pid 5880] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5879] <... ioctl resumed>) = 0 [pid 5878] +++ exited with 0 +++ [pid 5877] ioctl(4, BLKBSZSET, [16384] [pid 5880] <... openat resumed>) = 4 [pid 5879] exit_group(0 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5878, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5879] <... exit_group resumed>) = ? [pid 5880] ioctl(4, BLKBSZSET, [16384] [pid 5877] <... ioctl resumed>) = 0 [pid 5880] <... ioctl resumed>) = 0 [pid 5879] +++ exited with 0 +++ [pid 5877] exit_group(0 [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5879, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5877] <... exit_group resumed>) = ? [pid 5880] exit_group(0 [pid 5877] +++ exited with 0 +++ [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5881 [pid 5880] <... exit_group resumed>) = ? [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5877, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- ./strace-static-x86_64: Process 5881 attached [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 5881] set_robust_list(0x55558c717660, 24) = 0 [pid 5880] +++ exited with 0 +++ [pid 5866] <... restart_syscall resumed>) = 0 [pid 5881] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5880, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5881] setpgid(0, 0) = 0 [pid 5881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5883 attached ./strace-static-x86_64: Process 5882 attached [pid 5881] write(3, "1000", 4 [pid 5882] set_robust_list(0x55558c717660, 24./strace-static-x86_64: Process 5884 attached [pid 5883] set_robust_list(0x55558c717660, 24 [pid 5882] <... set_robust_list resumed>) = 0 [pid 5881] <... write resumed>) = 4 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5882 [pid 5884] set_robust_list(0x55558c717660, 24 [pid 5883] <... set_robust_list resumed>) = 0 [pid 5882] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5881] close(3 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5883 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5884 [pid 5884] <... set_robust_list resumed>) = 0 [pid 5883] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5881] <... close resumed>) = 0 [pid 5883] <... prctl resumed>) = 0 [pid 5882] <... prctl resumed>) = 0 [pid 5884] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5883] setpgid(0, 0 [pid 5882] setpgid(0, 0 executing program [pid 5881] write(1, "executing program\n", 18 [pid 5883] <... setpgid resumed>) = 0 [pid 5882] <... setpgid resumed>) = 0 [pid 5881] <... write resumed>) = 18 [pid 5884] <... prctl resumed>) = 0 [pid 5881] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5884] setpgid(0, 0 [pid 5883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5881] <... openat resumed>) = 3 [pid 5884] <... setpgid resumed>) = 0 [pid 5884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5883] <... openat resumed>) = 3 [pid 5884] <... openat resumed>) = 3 [pid 5883] write(3, "1000", 4 [pid 5882] <... openat resumed>) = 3 [pid 5881] sendfile(3, 3, NULL, 2097152 [pid 5883] <... write resumed>) = 4 [pid 5882] write(3, "1000", 4 [pid 5883] close(3) = 0 executing program [pid 5882] <... write resumed>) = 4 [pid 5883] write(1, "executing program\n", 18) = 18 [pid 5882] close(3 [pid 5883] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5882] <... close resumed>) = 0 executing program [pid 5882] write(1, "executing program\n", 18) = 18 [pid 5884] write(3, "1000", 4) = 4 [pid 5883] <... openat resumed>) = 3 [pid 5882] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5884] close(3) = 0 [pid 5883] sendfile(3, 3, NULL, 2097152 [pid 5882] <... openat resumed>) = 3 executing program [pid 5884] write(1, "executing program\n", 18) = 18 [pid 5884] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5884] sendfile(3, 3, NULL, 2097152 [pid 5882] sendfile(3, 3, NULL, 2097152 [pid 5883] <... sendfile resumed>) = 2097152 [pid 5881] <... sendfile resumed>) = 2097152 [pid 5883] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5881] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5881] ioctl(4, BLKBSZSET, [16384] [pid 5883] <... openat resumed>) = 4 [pid 5884] <... sendfile resumed>) = 2097152 [pid 5884] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5883] ioctl(4, BLKBSZSET, [16384]) = -1 EBUSY (Device or resource busy) [pid 5883] exit_group(0) = ? [pid 5883] +++ exited with 0 +++ [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5883, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5884] <... openat resumed>) = 4 [pid 5882] <... sendfile resumed>) = 2097152 [pid 5881] <... ioctl resumed>) = 0 [pid 5868] <... restart_syscall resumed>) = 0 [pid 5884] ioctl(4, BLKBSZSET, [16384] [pid 5882] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5884] <... ioctl resumed>) = 0 [pid 5882] <... openat resumed>) = 4 [pid 5881] exit_group(0 [pid 5882] ioctl(4, BLKBSZSET, [16384] [pid 5881] <... exit_group resumed>) = ? [pid 5884] exit_group(0 [pid 5882] <... ioctl resumed>) = 0 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5885 attached [pid 5885] set_robust_list(0x55558c717660, 24 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5885 [pid 5885] <... set_robust_list resumed>) = 0 [pid 5884] <... exit_group resumed>) = ? [pid 5884] +++ exited with 0 +++ [pid 5882] exit_group(0 [pid 5881] +++ exited with 0 +++ [pid 5885] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5882] <... exit_group resumed>) = ? [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5884, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5881, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5885] <... prctl resumed>) = 0 [pid 5885] setpgid(0, 0) = 0 [pid 5885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5882] +++ exited with 0 +++ [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5882, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5885] <... openat resumed>) = 3 [pid 5866] <... restart_syscall resumed>) = 0 [pid 5865] <... restart_syscall resumed>) = 0 [pid 5885] write(3, "1000", 4) = 4 [pid 5885] close(3 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5885] <... close resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program ./strace-static-x86_64: Process 5886 attached [pid 5885] write(1, "executing program\n", 18) = 18 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5886] set_robust_list(0x55558c717660, 24 [pid 5885] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5886 ./strace-static-x86_64: Process 5888 attached ./strace-static-x86_64: Process 5887 attached [pid 5886] <... set_robust_list resumed>) = 0 [pid 5885] <... openat resumed>) = 3 [pid 5888] set_robust_list(0x55558c717660, 24 [pid 5887] set_robust_list(0x55558c717660, 24 [pid 5886] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5887 [pid 5886] <... prctl resumed>) = 0 [pid 5886] setpgid(0, 0) = 0 [pid 5886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5885] sendfile(3, 3, NULL, 2097152 [pid 5888] <... set_robust_list resumed>) = 0 [pid 5887] <... set_robust_list resumed>) = 0 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5888 [pid 5887] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5886] <... openat resumed>) = 3 [pid 5888] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5887] <... prctl resumed>) = 0 [pid 5886] write(3, "1000", 4 [pid 5887] setpgid(0, 0) = 0 [pid 5886] <... write resumed>) = 4 [pid 5887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5886] close(3 [pid 5887] <... openat resumed>) = 3 [pid 5886] <... close resumed>) = 0 executing program [pid 5886] write(1, "executing program\n", 18) = 18 [pid 5886] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5887] write(3, "1000", 4 [pid 5886] <... openat resumed>) = 3 [pid 5887] <... write resumed>) = 4 [pid 5887] close(3 [pid 5886] sendfile(3, 3, NULL, 2097152 [pid 5888] <... prctl resumed>) = 0 [pid 5887] <... close resumed>) = 0 [pid 5888] setpgid(0, 0) = 0 executing program [pid 5887] write(1, "executing program\n", 18 [pid 5888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5887] <... write resumed>) = 18 [pid 5888] <... openat resumed>) = 3 [pid 5888] write(3, "1000", 4 [pid 5887] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5888] <... write resumed>) = 4 [pid 5887] <... openat resumed>) = 3 [pid 5888] close(3 [pid 5887] sendfile(3, 3, NULL, 2097152 [pid 5888] <... close resumed>) = 0 [pid 5888] write(1, "executing program\n", 18executing program ) = 18 [pid 5888] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5888] sendfile(3, 3, NULL, 2097152 [pid 5885] <... sendfile resumed>) = 2097152 [pid 5885] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5885] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 5885] exit_group(0) = ? [pid 5886] <... sendfile resumed>) = 2097152 [pid 5888] <... sendfile resumed>) = 2097152 [pid 5887] <... sendfile resumed>) = 2097152 [pid 5885] +++ exited with 0 +++ [pid 5888] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5887] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5886] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5888] <... openat resumed>) = 4 [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5885, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5888] ioctl(4, BLKBSZSET, [16384] [pid 5887] <... openat resumed>) = 4 [pid 5886] <... openat resumed>) = 4 [pid 5888] <... ioctl resumed>) = 0 [pid 5887] ioctl(4, BLKBSZSET, [16384] [pid 5886] ioctl(4, BLKBSZSET, [16384] [pid 5887] <... ioctl resumed>) = 0 [pid 5886] <... ioctl resumed>) = 0 [pid 5888] exit_group(0 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5887] exit_group(0 [pid 5886] exit_group(0 [pid 5888] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5889 attached [pid 5887] <... exit_group resumed>) = ? [pid 5886] <... exit_group resumed>) = ? [pid 5888] +++ exited with 0 +++ [pid 5887] +++ exited with 0 +++ [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5889 [pid 5889] set_robust_list(0x55558c717660, 24 [pid 5886] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5887, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5888, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5889] <... set_robust_list resumed>) = 0 [pid 5889] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5886, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5889] <... prctl resumed>) = 0 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5889] setpgid(0, 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5889] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 5891 attached ./strace-static-x86_64: Process 5890 attached [pid 5889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5890 [pid 5891] set_robust_list(0x55558c717660, 24 [pid 5890] set_robust_list(0x55558c717660, 24 [pid 5889] <... openat resumed>) = 3 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5891 ./strace-static-x86_64: Process 5892 attached [pid 5891] <... set_robust_list resumed>) = 0 [pid 5890] <... set_robust_list resumed>) = 0 [pid 5889] write(3, "1000", 4 [pid 5891] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5889] <... write resumed>) = 4 [pid 5892] set_robust_list(0x55558c717660, 24 [pid 5890] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5892] <... set_robust_list resumed>) = 0 executing program [pid 5890] <... prctl resumed>) = 0 [pid 5889] close(3 [pid 5890] setpgid(0, 0) = 0 [pid 5891] <... prctl resumed>) = 0 [pid 5889] <... close resumed>) = 0 [pid 5889] write(1, "executing program\n", 18 [pid 5890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5892] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5889] <... write resumed>) = 18 [pid 5892] <... prctl resumed>) = 0 [pid 5891] setpgid(0, 0 [pid 5890] <... openat resumed>) = 3 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5892 [pid 5892] setpgid(0, 0 [pid 5891] <... setpgid resumed>) = 0 [pid 5890] write(3, "1000", 4 [pid 5892] <... setpgid resumed>) = 0 [pid 5892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5890] <... write resumed>) = 4 [pid 5889] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5889] sendfile(3, 3, NULL, 2097152 [pid 5892] <... openat resumed>) = 3 [pid 5890] close(3 [pid 5892] write(3, "1000", 4 [pid 5891] <... openat resumed>) = 3 [pid 5890] <... close resumed>) = 0 [pid 5892] <... write resumed>) = 4 executing program [pid 5891] write(3, "1000", 4 [pid 5890] write(1, "executing program\n", 18 [pid 5892] close(3 [pid 5891] <... write resumed>) = 4 [pid 5890] <... write resumed>) = 18 [pid 5892] <... close resumed>) = 0 executing program [pid 5891] close(3 [pid 5890] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5892] write(1, "executing program\n", 18 [pid 5891] <... close resumed>) = 0 [pid 5890] <... openat resumed>) = 3 [pid 5892] <... write resumed>) = 18 [pid 5892] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5891] write(1, "executing program\n", 18 [pid 5890] sendfile(3, 3, NULL, 2097152executing program [pid 5891] <... write resumed>) = 18 [pid 5892] <... openat resumed>) = 3 [pid 5892] sendfile(3, 3, NULL, 2097152 [pid 5891] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5891] sendfile(3, 3, NULL, 2097152 [pid 5889] <... sendfile resumed>) = 2097152 [pid 5889] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5889] ioctl(4, BLKBSZSET, [16384] [pid 5892] <... sendfile resumed>) = 2097152 [pid 5889] <... ioctl resumed>) = 0 [pid 5892] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5889] exit_group(0 [pid 5890] <... sendfile resumed>) = 2097152 [pid 5892] <... openat resumed>) = 4 [pid 5891] <... sendfile resumed>) = 2097152 [pid 5890] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5889] <... exit_group resumed>) = ? [pid 5892] ioctl(4, BLKBSZSET, [16384] [pid 5891] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5890] <... openat resumed>) = 4 [pid 5890] ioctl(4, BLKBSZSET, [16384] [pid 5892] <... ioctl resumed>) = 0 [pid 5891] <... openat resumed>) = 4 [pid 5890] <... ioctl resumed>) = 0 [pid 5891] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 5892] exit_group(0 [pid 5890] exit_group(0 [pid 5892] <... exit_group resumed>) = ? [pid 5891] exit_group(0 [pid 5890] <... exit_group resumed>) = ? [pid 5892] +++ exited with 0 +++ [pid 5891] <... exit_group resumed>) = ? [pid 5890] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5892, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 5889] +++ exited with 0 +++ [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5890, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5891] +++ exited with 0 +++ [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5889, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5866] <... restart_syscall resumed>) = 0 [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5870] <... restart_syscall resumed>) = 0 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5891, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5868] <... restart_syscall resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5894 attached ./strace-static-x86_64: Process 5893 attached [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5894] set_robust_list(0x55558c717660, 24./strace-static-x86_64: Process 5896 attached ./strace-static-x86_64: Process 5895 attached ) = 0 [pid 5893] set_robust_list(0x55558c717660, 24 [pid 5896] set_robust_list(0x55558c717660, 24 [pid 5895] set_robust_list(0x55558c717660, 24 [pid 5894] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5896] <... set_robust_list resumed>) = 0 [pid 5895] <... set_robust_list resumed>) = 0 [pid 5893] <... set_robust_list resumed>) = 0 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5893 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5895 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5894 [pid 5896] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5895] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5894] <... prctl resumed>) = 0 [pid 5893] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5896 [pid 5896] <... prctl resumed>) = 0 [pid 5895] <... prctl resumed>) = 0 [pid 5894] setpgid(0, 0 [pid 5893] <... prctl resumed>) = 0 [pid 5896] setpgid(0, 0 [pid 5895] setpgid(0, 0 [pid 5894] <... setpgid resumed>) = 0 [pid 5893] setpgid(0, 0 [pid 5895] <... setpgid resumed>) = 0 [pid 5893] <... setpgid resumed>) = 0 [pid 5896] <... setpgid resumed>) = 0 [pid 5895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5895] <... openat resumed>) = 3 [pid 5894] <... openat resumed>) = 3 [pid 5893] <... openat resumed>) = 3 [pid 5896] write(3, "1000", 4 [pid 5895] write(3, "1000", 4 [pid 5893] write(3, "1000", 4 [pid 5896] <... write resumed>) = 4 [pid 5895] <... write resumed>) = 4 [pid 5893] <... write resumed>) = 4 [pid 5896] close(3 [pid 5894] write(3, "1000", 4 [pid 5896] <... close resumed>) = 0 [pid 5894] <... write resumed>) = 4 [pid 5893] close(3 [pid 5896] write(1, "executing program\n", 18 [pid 5895] close(3executing program [pid 5894] close(3 [pid 5893] <... close resumed>) = 0 [pid 5896] <... write resumed>) = 18 [pid 5895] <... close resumed>) = 0 [pid 5894] <... close resumed>) = 0 [pid 5893] write(1, "executing program\n", 18 [pid 5896] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC executing program executing program executing program [pid 5895] write(1, "executing program\n", 18 [pid 5894] write(1, "executing program\n", 18 [pid 5895] <... write resumed>) = 18 [pid 5893] <... write resumed>) = 18 [pid 5896] <... openat resumed>) = 3 [pid 5895] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5894] <... write resumed>) = 18 [pid 5893] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5896] sendfile(3, 3, NULL, 2097152 [pid 5894] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5893] <... openat resumed>) = 3 [pid 5893] sendfile(3, 3, NULL, 2097152 [pid 5895] <... openat resumed>) = 3 [pid 5894] <... openat resumed>) = 3 [pid 5895] sendfile(3, 3, NULL, 2097152 [pid 5894] sendfile(3, 3, NULL, 2097152 [pid 5896] <... sendfile resumed>) = 2097152 [pid 5896] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5896] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 5893] <... sendfile resumed>) = 2097152 [pid 5896] exit_group(0) = ? [pid 5894] <... sendfile resumed>) = 2097152 [pid 5893] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5896] +++ exited with 0 +++ [pid 5894] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5893] <... openat resumed>) = 4 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5896, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5894] <... openat resumed>) = 4 [pid 5893] ioctl(4, BLKBSZSET, [16384] [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 5894] ioctl(4, BLKBSZSET, [16384] [pid 5893] <... ioctl resumed>) = 0 [pid 5894] <... ioctl resumed>) = 0 [pid 5893] exit_group(0 [pid 5894] exit_group(0 [pid 5893] <... exit_group resumed>) = ? [pid 5894] <... exit_group resumed>) = ? [pid 5893] +++ exited with 0 +++ [pid 5895] <... sendfile resumed>) = 2097152 [pid 5894] +++ exited with 0 +++ [pid 5895] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5893, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5894, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5895] <... openat resumed>) = 4 [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 5870] <... restart_syscall resumed>) = 0 [pid 5866] <... restart_syscall resumed>) = 0 [pid 5895] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5897 attached [pid 5895] exit_group(0./strace-static-x86_64: Process 5898 attached [pid 5897] set_robust_list(0x55558c717660, 24 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5897 [pid 5865] <... restart_syscall resumed>) = 0 [pid 5898] set_robust_list(0x55558c717660, 24 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5898 [pid 5898] <... set_robust_list resumed>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5898] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5897] <... set_robust_list resumed>) = 0 [pid 5895] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5899 attached [pid 5898] <... prctl resumed>) = 0 [pid 5897] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5898] setpgid(0, 0 [pid 5899] set_robust_list(0x55558c717660, 24 [pid 5897] <... prctl resumed>) = 0 [pid 5895] +++ exited with 0 +++ [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5899 [pid 5899] <... set_robust_list resumed>) = 0 [pid 5898] <... setpgid resumed>) = 0 [pid 5897] setpgid(0, 0 [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5895, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5899] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5899] <... prctl resumed>) = 0 [pid 5897] <... setpgid resumed>) = 0 [pid 5898] <... openat resumed>) = 3 [pid 5898] write(3, "1000", 4 [pid 5897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5899] setpgid(0, 0 [pid 5898] <... write resumed>) = 4 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5897] <... openat resumed>) = 3 [pid 5899] <... setpgid resumed>) = 0 [pid 5898] close(3 [pid 5897] write(3, "1000", 4) = 4 [pid 5897] close(3) = 0 executing program [pid 5897] write(1, "executing program\n", 18./strace-static-x86_64: Process 5900 attached [pid 5899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5898] <... close resumed>) = 0 [pid 5900] set_robust_list(0x55558c717660, 24 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5900 [pid 5900] <... set_robust_list resumed>) = 0 [pid 5899] <... openat resumed>) = 3 [pid 5898] write(1, "executing program\n", 18executing program [pid 5897] <... write resumed>) = 18 [pid 5900] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5898] <... write resumed>) = 18 [pid 5899] write(3, "1000", 4 [pid 5897] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5900] <... prctl resumed>) = 0 [pid 5899] <... write resumed>) = 4 [pid 5898] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5899] close(3 [pid 5900] setpgid(0, 0 [pid 5898] <... openat resumed>) = 3 [pid 5897] <... openat resumed>) = 3 [pid 5900] <... setpgid resumed>) = 0 [pid 5899] <... close resumed>) = 0 [pid 5898] sendfile(3, 3, NULL, 2097152 [pid 5897] sendfile(3, 3, NULL, 2097152 [pid 5900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5899] write(1, "executing program\n", 18executing program ) = 18 [pid 5899] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5900] <... openat resumed>) = 3 [pid 5900] write(3, "1000", 4 [pid 5899] <... openat resumed>) = 3 [pid 5900] <... write resumed>) = 4 [pid 5899] sendfile(3, 3, NULL, 2097152 [pid 5900] close(3) = 0 [pid 5900] write(1, "executing program\n", 18executing program ) = 18 [pid 5900] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5900] sendfile(3, 3, NULL, 2097152 [pid 5897] <... sendfile resumed>) = 2097152 [pid 5897] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5897] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 5900] <... sendfile resumed>) = 2097152 [pid 5899] <... sendfile resumed>) = 2097152 [pid 5898] <... sendfile resumed>) = 2097152 [pid 5897] exit_group(0 [pid 5900] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5899] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5898] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5900] <... openat resumed>) = 4 [pid 5899] <... openat resumed>) = 4 [pid 5897] <... exit_group resumed>) = ? [pid 5900] ioctl(4, BLKBSZSET, [16384] [pid 5899] ioctl(4, BLKBSZSET, [16384] [pid 5898] <... openat resumed>) = 4 [pid 5900] <... ioctl resumed>) = 0 [pid 5900] exit_group(0 [pid 5899] <... ioctl resumed>) = 0 [pid 5897] +++ exited with 0 +++ [pid 5898] ioctl(4, BLKBSZSET, [16384] [pid 5900] <... exit_group resumed>) = ? [pid 5899] exit_group(0 [pid 5898] <... ioctl resumed>) = 0 [pid 5898] exit_group(0 [pid 5900] +++ exited with 0 +++ [pid 5898] <... exit_group resumed>) = ? [pid 5899] <... exit_group resumed>) = ? [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5897, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5898] +++ exited with 0 +++ [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5900, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5898, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5899] +++ exited with 0 +++ [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5899, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 5866] <... restart_syscall resumed>) = 0 [pid 5868] <... restart_syscall resumed>) = 0 [pid 5865] <... restart_syscall resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5901 attached [pid 5870] <... restart_syscall resumed>) = 0 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5901 [pid 5901] set_robust_list(0x55558c717660, 24 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5903 attached ./strace-static-x86_64: Process 5902 attached [pid 5901] <... set_robust_list resumed>) = 0 [pid 5901] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5903] set_robust_list(0x55558c717660, 24) = 0 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5903 ./strace-static-x86_64: Process 5904 attached [pid 5902] set_robust_list(0x55558c717660, 24 [pid 5901] <... prctl resumed>) = 0 [pid 5904] set_robust_list(0x55558c717660, 24 [pid 5903] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5901] setpgid(0, 0 [pid 5904] <... set_robust_list resumed>) = 0 [pid 5903] <... prctl resumed>) = 0 [pid 5904] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5903] setpgid(0, 0 [pid 5902] <... set_robust_list resumed>) = 0 [pid 5901] <... setpgid resumed>) = 0 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5902 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5904 [pid 5904] <... prctl resumed>) = 0 [pid 5903] <... setpgid resumed>) = 0 [pid 5904] setpgid(0, 0 [pid 5903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5902] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5904] <... setpgid resumed>) = 0 [pid 5903] <... openat resumed>) = 3 [pid 5904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5902] <... prctl resumed>) = 0 [pid 5901] <... openat resumed>) = 3 [pid 5904] <... openat resumed>) = 3 [pid 5902] setpgid(0, 0 [pid 5903] write(3, "1000", 4 [pid 5902] <... setpgid resumed>) = 0 [pid 5904] write(3, "1000", 4 [pid 5903] <... write resumed>) = 4 [pid 5902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5901] write(3, "1000", 4 [pid 5904] <... write resumed>) = 4 [pid 5903] close(3executing program [pid 5904] close(3 [pid 5903] <... close resumed>) = 0 [pid 5902] <... openat resumed>) = 3 [pid 5901] <... write resumed>) = 4 [pid 5904] <... close resumed>) = 0 [pid 5903] write(1, "executing program\n", 18executing program [pid 5904] write(1, "executing program\n", 18 [pid 5903] <... write resumed>) = 18 [pid 5901] close(3 [pid 5904] <... write resumed>) = 18 [pid 5903] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5902] write(3, "1000", 4 [pid 5901] <... close resumed>) = 0 executing program [pid 5904] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5903] <... openat resumed>) = 3 [pid 5902] <... write resumed>) = 4 [pid 5901] write(1, "executing program\n", 18 [pid 5904] <... openat resumed>) = 3 [pid 5902] close(3 [pid 5901] <... write resumed>) = 18 [pid 5903] sendfile(3, 3, NULL, 2097152 [pid 5902] <... close resumed>) = 0 [pid 5901] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5904] sendfile(3, 3, NULL, 2097152 [pid 5902] write(1, "executing program\n", 18executing program ) = 18 [pid 5901] <... openat resumed>) = 3 [pid 5902] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5901] sendfile(3, 3, NULL, 2097152 [pid 5902] <... openat resumed>) = 3 [pid 5902] sendfile(3, 3, NULL, 2097152) = 2097152 [pid 5903] <... sendfile resumed>) = 2097152 [pid 5902] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5902] ioctl(4, BLKBSZSET, [16384] [pid 5901] <... sendfile resumed>) = 2097152 [pid 5904] <... sendfile resumed>) = 2097152 [pid 5903] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5902] <... ioctl resumed>) = 0 [pid 5904] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5903] <... openat resumed>) = 4 [pid 5901] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5904] <... openat resumed>) = 4 [pid 5902] exit_group(0 [pid 5901] <... openat resumed>) = 4 [pid 5904] ioctl(4, BLKBSZSET, [16384] [pid 5903] ioctl(4, BLKBSZSET, [16384] [pid 5902] <... exit_group resumed>) = ? [pid 5901] ioctl(4, BLKBSZSET, [16384] [pid 5904] <... ioctl resumed>) = 0 [pid 5903] <... ioctl resumed>) = 0 [pid 5904] exit_group(0 [pid 5901] <... ioctl resumed>) = 0 [pid 5904] <... exit_group resumed>) = ? [pid 5903] exit_group(0 [pid 5904] +++ exited with 0 +++ [pid 5903] <... exit_group resumed>) = ? [pid 5902] +++ exited with 0 +++ [pid 5901] exit_group(0) = ? [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5904, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5902, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5901] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5901, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 5903] +++ exited with 0 +++ [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5903, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5870] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5868] <... restart_syscall resumed>) = 0 [pid 5866] <... restart_syscall resumed>) = 0 [pid 5865] <... restart_syscall resumed>) = 0 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5907 attached ./strace-static-x86_64: Process 5906 attached ./strace-static-x86_64: Process 5905 attached [pid 5905] set_robust_list(0x55558c717660, 24 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5905 [pid 5905] <... set_robust_list resumed>) = 0 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5907 ./strace-static-x86_64: Process 5908 attached [pid 5907] set_robust_list(0x55558c717660, 24 [pid 5906] set_robust_list(0x55558c717660, 24 [pid 5905] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5906 [pid 5905] <... prctl resumed>) = 0 [pid 5908] set_robust_list(0x55558c717660, 24 [pid 5905] setpgid(0, 0 [pid 5908] <... set_robust_list resumed>) = 0 [pid 5905] <... setpgid resumed>) = 0 [pid 5907] <... set_robust_list resumed>) = 0 [pid 5906] <... set_robust_list resumed>) = 0 [pid 5905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5908 [pid 5908] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5907] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5908] <... prctl resumed>) = 0 [pid 5907] <... prctl resumed>) = 0 [pid 5906] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5905] <... openat resumed>) = 3 [pid 5908] setpgid(0, 0 [pid 5905] write(3, "1000", 4 [pid 5908] <... setpgid resumed>) = 0 [pid 5907] setpgid(0, 0 [pid 5906] <... prctl resumed>) = 0 [pid 5907] <... setpgid resumed>) = 0 [pid 5906] setpgid(0, 0 [pid 5908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5905] <... write resumed>) = 4 [pid 5906] <... setpgid resumed>) = 0 [pid 5908] <... openat resumed>) = 3 [pid 5906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5905] close(3 [pid 5908] write(3, "1000", 4 [pid 5907] <... openat resumed>) = 3 [pid 5906] <... openat resumed>) = 3 [pid 5905] <... close resumed>) = 0 [pid 5908] <... write resumed>) = 4 [pid 5908] close(3 [pid 5907] write(3, "1000", 4 [pid 5906] write(3, "1000", 4 [pid 5905] write(1, "executing program\n", 18 [pid 5907] <... write resumed>) = 4 executing program executing program executing program executing program [pid 5908] <... close resumed>) = 0 [pid 5907] close(3 [pid 5906] <... write resumed>) = 4 [pid 5905] <... write resumed>) = 18 [pid 5907] <... close resumed>) = 0 [pid 5906] close(3 [pid 5905] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5907] write(1, "executing program\n", 18 [pid 5906] <... close resumed>) = 0 [pid 5908] write(1, "executing program\n", 18 [pid 5907] <... write resumed>) = 18 [pid 5906] write(1, "executing program\n", 18 [pid 5905] <... openat resumed>) = 3 [pid 5908] <... write resumed>) = 18 [pid 5907] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5906] <... write resumed>) = 18 [pid 5905] sendfile(3, 3, NULL, 2097152 [pid 5908] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5906] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5907] <... openat resumed>) = 3 [pid 5906] <... openat resumed>) = 3 [pid 5908] <... openat resumed>) = 3 [pid 5906] sendfile(3, 3, NULL, 2097152 [pid 5907] sendfile(3, 3, NULL, 2097152 [pid 5908] sendfile(3, 3, NULL, 2097152) = 2097152 [pid 5907] <... sendfile resumed>) = 2097152 [pid 5906] <... sendfile resumed>) = 2097152 [pid 5905] <... sendfile resumed>) = 2097152 [pid 5905] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5908] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5907] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5906] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5905] ioctl(4, BLKBSZSET, [16384] [pid 5908] <... openat resumed>) = 4 [pid 5907] <... openat resumed>) = 4 [pid 5906] <... openat resumed>) = 4 [pid 5908] ioctl(4, BLKBSZSET, [16384]) = -1 EBUSY (Device or resource busy) [pid 5907] ioctl(4, BLKBSZSET, [16384] [pid 5906] ioctl(4, BLKBSZSET, [16384] [pid 5907] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5906] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5908] exit_group(0 [pid 5907] exit_group(0 [pid 5906] exit_group(0 [pid 5908] <... exit_group resumed>) = ? [pid 5907] <... exit_group resumed>) = ? [pid 5908] +++ exited with 0 +++ [pid 5907] +++ exited with 0 +++ [pid 5906] <... exit_group resumed>) = ? [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5908, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5907, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5868] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 5909 attached [pid 5909] set_robust_list(0x55558c717660, 24 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5909 [pid 5906] +++ exited with 0 +++ [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5906, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 5909] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5910 attached [pid 5905] <... ioctl resumed>) = 0 [pid 5870] <... restart_syscall resumed>) = 0 [pid 5909] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5905] exit_group(0 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5910 [pid 5910] set_robust_list(0x55558c717660, 24) = 0 [pid 5909] <... prctl resumed>) = 0 [pid 5905] <... exit_group resumed>) = ? [pid 5910] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5909] setpgid(0, 0 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5910] <... prctl resumed>) = 0 [pid 5909] <... setpgid resumed>) = 0 [pid 5910] setpgid(0, 0) = 0 [pid 5910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5905] +++ exited with 0 +++ ./strace-static-x86_64: Process 5911 attached [pid 5910] <... openat resumed>) = 3 [pid 5911] set_robust_list(0x55558c717660, 24 [pid 5910] write(3, "1000", 4 [pid 5909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5911] <... set_robust_list resumed>) = 0 [pid 5911] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5910] <... write resumed>) = 4 [pid 5909] <... openat resumed>) = 3 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5911 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5905, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5911] <... prctl resumed>) = 0 [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 5910] close(3executing program ) = 0 [pid 5911] setpgid(0, 0 [pid 5910] write(1, "executing program\n", 18 [pid 5911] <... setpgid resumed>) = 0 [pid 5910] <... write resumed>) = 18 [pid 5909] write(3, "1000", 4 [pid 5911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5910] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5909] <... write resumed>) = 4 [pid 5909] close(3 [pid 5911] <... openat resumed>) = 3 [pid 5910] <... openat resumed>) = 3 [pid 5865] <... restart_syscall resumed>) = 0 executing program [pid 5909] <... close resumed>) = 0 [pid 5909] write(1, "executing program\n", 18 [pid 5911] write(3, "1000", 4 [pid 5910] sendfile(3, 3, NULL, 2097152 [pid 5909] <... write resumed>) = 18 [pid 5911] <... write resumed>) = 4 [pid 5909] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5911] close(3 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5909] <... openat resumed>) = 3 [pid 5911] <... close resumed>) = 0 executing program ./strace-static-x86_64: Process 5912 attached [pid 5911] write(1, "executing program\n", 18 [pid 5909] sendfile(3, 3, NULL, 2097152 [pid 5912] set_robust_list(0x55558c717660, 24) = 0 [pid 5912] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5911] <... write resumed>) = 18 [pid 5912] <... prctl resumed>) = 0 [pid 5911] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5912] setpgid(0, 0) = 0 [pid 5912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5911] <... openat resumed>) = 3 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5912 [pid 5911] sendfile(3, 3, NULL, 2097152 [pid 5912] write(3, "1000", 4) = 4 [pid 5912] close(3) = 0 executing program [pid 5912] write(1, "executing program\n", 18) = 18 [pid 5912] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5912] sendfile(3, 3, NULL, 2097152 [pid 5911] <... sendfile resumed>) = 2097152 [pid 5912] <... sendfile resumed>) = 2097152 [pid 5910] <... sendfile resumed>) = 2097152 [pid 5909] <... sendfile resumed>) = 2097152 [pid 5910] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5910] ioctl(4, BLKBSZSET, [16384] [pid 5911] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5912] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5909] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5911] <... openat resumed>) = 4 [pid 5912] <... openat resumed>) = 4 [pid 5909] <... openat resumed>) = 4 [pid 5910] <... ioctl resumed>) = 0 [pid 5909] ioctl(4, BLKBSZSET, [16384] [pid 5912] ioctl(4, BLKBSZSET, [16384] [pid 5909] <... ioctl resumed>) = 0 [pid 5911] ioctl(4, BLKBSZSET, [16384] [pid 5912] <... ioctl resumed>) = 0 [pid 5911] <... ioctl resumed>) = 0 [pid 5911] exit_group(0 [pid 5909] exit_group(0 [pid 5912] exit_group(0 [pid 5909] <... exit_group resumed>) = ? [pid 5912] <... exit_group resumed>) = ? [pid 5911] <... exit_group resumed>) = ? [pid 5909] +++ exited with 0 +++ [pid 5911] +++ exited with 0 +++ [pid 5910] exit_group(0 [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5911, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5909, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5910] <... exit_group resumed>) = ? [pid 5912] +++ exited with 0 +++ [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5912, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- ./strace-static-x86_64: Process 5913 attached [pid 5910] +++ exited with 0 +++ [pid 5865] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5914 attached [pid 5913] set_robust_list(0x55558c717660, 24 [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5910, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5913] <... set_robust_list resumed>) = 0 [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5914] set_robust_list(0x55558c717660, 24 [pid 5913] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5914 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5913 [pid 5914] <... set_robust_list resumed>) = 0 [pid 5868] <... restart_syscall resumed>) = 0 [pid 5913] <... prctl resumed>) = 0 [pid 5914] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5913] setpgid(0, 0 [pid 5914] <... prctl resumed>) = 0 [pid 5914] setpgid(0, 0) = 0 [pid 5914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5913] <... setpgid resumed>) = 0 [pid 5913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5914] <... openat resumed>) = 3 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5914] write(3, "1000", 4 [pid 5913] <... openat resumed>) = 3 [pid 5914] <... write resumed>) = 4 [pid 5914] close(3) = 0 [pid 5914] write(1, "executing program\n", 18executing program ) = 18 [pid 5914] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC./strace-static-x86_64: Process 5915 attached [pid 5913] write(3, "1000", 4 [pid 5915] set_robust_list(0x55558c717660, 24 [pid 5914] <... openat resumed>) = 3 [pid 5913] <... write resumed>) = 4 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5915 [pid 5913] close(3 [pid 5915] <... set_robust_list resumed>) = 0 [pid 5915] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5913] <... close resumed>) = 0 [pid 5914] sendfile(3, 3, NULL, 2097152executing program [pid 5913] write(1, "executing program\n", 18 [pid 5915] <... prctl resumed>) = 0 [pid 5915] setpgid(0, 0 [pid 5913] <... write resumed>) = 18 [pid 5865] <... restart_syscall resumed>) = 0 [pid 5915] <... setpgid resumed>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5916 attached [pid 5913] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5913] <... openat resumed>) = 3 [pid 5916] set_robust_list(0x55558c717660, 24 [pid 5915] <... openat resumed>) = 3 [pid 5913] sendfile(3, 3, NULL, 2097152 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5916 [pid 5915] write(3, "1000", 4) = 4 [pid 5915] close(3) = 0 executing program [pid 5915] write(1, "executing program\n", 18) = 18 [pid 5916] <... set_robust_list resumed>) = 0 [pid 5915] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5916] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5916] setpgid(0, 0) = 0 [pid 5916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5916] write(3, "1000", 4) = 4 [pid 5916] close(3) = 0 executing program [pid 5916] write(1, "executing program\n", 18) = 18 [pid 5916] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5915] <... openat resumed>) = 3 [pid 5916] sendfile(3, 3, NULL, 2097152 [pid 5915] sendfile(3, 3, NULL, 2097152 [pid 5914] <... sendfile resumed>) = 2097152 [pid 5913] <... sendfile resumed>) = 2097152 [pid 5914] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5913] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5913] ioctl(4, BLKBSZSET, [16384] [pid 5914] <... openat resumed>) = 4 [pid 5914] ioctl(4, BLKBSZSET, [16384]) = -1 EBUSY (Device or resource busy) [pid 5916] <... sendfile resumed>) = 2097152 [pid 5914] exit_group(0) = ? [pid 5916] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5914] +++ exited with 0 +++ [pid 5916] <... openat resumed>) = 4 [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5914, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5916] ioctl(4, BLKBSZSET, [16384] [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 5916] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5916] exit_group(0) = ? [pid 5916] +++ exited with 0 +++ [pid 5915] <... sendfile resumed>) = 2097152 [pid 5913] <... ioctl resumed>) = 0 [pid 5870] <... restart_syscall resumed>) = 0 [pid 5915] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5913] exit_group(0 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5916, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5915] <... openat resumed>) = 4 [pid 5913] <... exit_group resumed>) = ? [pid 5915] ioctl(4, BLKBSZSET, [16384] [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5915] <... ioctl resumed>) = 0 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5917 ./strace-static-x86_64: Process 5918 attached ./strace-static-x86_64: Process 5917 attached [pid 5915] exit_group(0 [pid 5913] +++ exited with 0 +++ [pid 5917] set_robust_list(0x55558c717660, 24 [pid 5915] <... exit_group resumed>) = ? [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5918 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5913, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5918] set_robust_list(0x55558c717660, 24) = 0 [pid 5917] <... set_robust_list resumed>) = 0 [pid 5918] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5917] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5915] +++ exited with 0 +++ [pid 5918] <... prctl resumed>) = 0 [pid 5917] <... prctl resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5918] setpgid(0, 0 [pid 5917] setpgid(0, 0./strace-static-x86_64: Process 5919 attached [pid 5918] <... setpgid resumed>) = 0 [pid 5917] <... setpgid resumed>) = 0 [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5915, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5919] set_robust_list(0x55558c717660, 24 [pid 5918] <... openat resumed>) = 3 executing program [pid 5917] <... openat resumed>) = 3 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5919 [pid 5919] <... set_robust_list resumed>) = 0 [pid 5917] write(3, "1000", 4 [pid 5918] write(3, "1000", 4 [pid 5917] <... write resumed>) = 4 [pid 5918] <... write resumed>) = 4 [pid 5918] close(3) = 0 [pid 5919] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5918] write(1, "executing program\n", 18) = 18 [pid 5917] close(3 [pid 5919] <... prctl resumed>) = 0 [pid 5917] <... close resumed>) = 0 [pid 5919] setpgid(0, 0) = 0 executing program [pid 5918] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5917] write(1, "executing program\n", 18 [pid 5919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5918] <... openat resumed>) = 3 [pid 5917] <... write resumed>) = 18 [pid 5918] sendfile(3, 3, NULL, 2097152 [pid 5919] <... openat resumed>) = 3 [pid 5917] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5868] <... restart_syscall resumed>) = 0 [pid 5917] <... openat resumed>) = 3 [pid 5917] sendfile(3, 3, NULL, 2097152 [pid 5919] write(3, "1000", 4) = 4 [pid 5919] close(3 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5920 attached [pid 5919] <... close resumed>) = 0 executing program [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5920 [pid 5920] set_robust_list(0x55558c717660, 24 [pid 5919] write(1, "executing program\n", 18 [pid 5920] <... set_robust_list resumed>) = 0 [pid 5919] <... write resumed>) = 18 [pid 5920] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5919] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5919] sendfile(3, 3, NULL, 2097152 [pid 5920] <... prctl resumed>) = 0 [pid 5920] setpgid(0, 0) = 0 [pid 5920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5920] write(3, "1000", 4) = 4 executing program [pid 5920] close(3) = 0 [pid 5920] write(1, "executing program\n", 18) = 18 [pid 5920] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5920] sendfile(3, 3, NULL, 2097152 [pid 5917] <... sendfile resumed>) = 2097152 [pid 5917] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5918] <... sendfile resumed>) = 2097152 [pid 5918] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5917] <... openat resumed>) = 4 [pid 5918] <... openat resumed>) = 4 [pid 5917] ioctl(4, BLKBSZSET, [16384] [pid 5918] ioctl(4, BLKBSZSET, [16384]) = -1 EBUSY (Device or resource busy) [pid 5918] exit_group(0) = ? [pid 5918] +++ exited with 0 +++ [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5918, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 5920] <... sendfile resumed>) = 2097152 [pid 5917] <... ioctl resumed>) = 0 [pid 5920] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5919] <... sendfile resumed>) = 2097152 [pid 5917] exit_group(0 [pid 5870] <... restart_syscall resumed>) = 0 [pid 5920] <... openat resumed>) = 4 [pid 5919] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5917] <... exit_group resumed>) = ? [pid 5920] ioctl(4, BLKBSZSET, [16384] [pid 5919] <... openat resumed>) = 4 [pid 5919] ioctl(4, BLKBSZSET, [16384] [pid 5917] +++ exited with 0 +++ [pid 5920] <... ioctl resumed>) = 0 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5920] exit_group(0 [pid 5865] --- 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 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5920] <... exit_group resumed>) = ? [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5921 ./strace-static-x86_64: Process 5921 attached ./strace-static-x86_64: Process 5922 attached [pid 5921] set_robust_list(0x55558c717660, 24 [pid 5919] <... ioctl resumed>) = 0 [pid 5922] set_robust_list(0x55558c717660, 24 [pid 5921] <... set_robust_list resumed>) = 0 [pid 5920] +++ exited with 0 +++ [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5922 [pid 5922] <... set_robust_list resumed>) = 0 [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5920, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5921] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5919] exit_group(0 [pid 5921] <... prctl resumed>) = 0 [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5921] setpgid(0, 0 [pid 5868] <... restart_syscall resumed>) = 0 [pid 5921] <... setpgid resumed>) = 0 [pid 5921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5922] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5921] <... openat resumed>) = 3 [pid 5919] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5923 attached [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5923 [pid 5923] set_robust_list(0x55558c717660, 24) = 0 [pid 5923] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5922] <... prctl resumed>) = 0 [pid 5921] write(3, "1000", 4 [pid 5919] +++ exited with 0 +++ [pid 5923] <... prctl resumed>) = 0 [pid 5922] setpgid(0, 0 [pid 5921] <... write resumed>) = 4 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5919, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5923] setpgid(0, 0 [pid 5922] <... setpgid resumed>) = 0 [pid 5923] <... setpgid resumed>) = 0 [pid 5922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5921] close(3 [pid 5923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5921] <... close resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5923] write(3, "1000", 4 [pid 5922] <... openat resumed>) = 3 [pid 5921] write(1, "executing program\n", 18 [pid 5923] <... write resumed>) = 4 executing program ./strace-static-x86_64: Process 5924 attached [pid 5923] close(3 [pid 5922] write(3, "1000", 4 [pid 5921] <... write resumed>) = 18 [pid 5924] set_robust_list(0x55558c717660, 24 [pid 5923] <... close resumed>) = 0 [pid 5924] <... set_robust_list resumed>) = 0 [pid 5923] write(1, "executing program\n", 18executing program [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5924 [pid 5924] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5923] <... write resumed>) = 18 [pid 5922] <... write resumed>) = 4 [pid 5921] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5923] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5924] <... prctl resumed>) = 0 [pid 5923] <... openat resumed>) = 3 [pid 5922] close(3 [pid 5921] <... openat resumed>) = 3 [pid 5924] setpgid(0, 0 [pid 5923] sendfile(3, 3, NULL, 2097152 [pid 5922] <... close resumed>) = 0 executing program [pid 5922] write(1, "executing program\n", 18 [pid 5921] sendfile(3, 3, NULL, 2097152 [pid 5922] <... write resumed>) = 18 [pid 5922] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5924] <... setpgid resumed>) = 0 [pid 5922] <... openat resumed>) = 3 [pid 5924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 5922] sendfile(3, 3, NULL, 2097152 [pid 5924] <... openat resumed>) = 3 [pid 5924] write(3, "1000", 4) = 4 [pid 5924] close(3) = 0 [pid 5924] write(1, "executing program\n", 18) = 18 [pid 5924] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5924] sendfile(3, 3, NULL, 2097152 [pid 5923] <... sendfile resumed>) = 2097152 [pid 5922] <... sendfile resumed>) = 2097152 [pid 5923] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5922] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5923] <... openat resumed>) = 4 [pid 5922] <... openat resumed>) = 4 [pid 5923] ioctl(4, BLKBSZSET, [16384] [pid 5922] ioctl(4, BLKBSZSET, [16384]) = -1 EBUSY (Device or resource busy) [pid 5924] <... sendfile resumed>) = 2097152 [pid 5922] exit_group(0 [pid 5924] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5921] <... sendfile resumed>) = 2097152 [pid 5922] <... exit_group resumed>) = ? [pid 5924] <... openat resumed>) = 4 [pid 5922] +++ exited with 0 +++ [pid 5924] ioctl(4, BLKBSZSET, [16384] [pid 5921] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5922, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5921] <... openat resumed>) = 4 [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 5921] ioctl(4, BLKBSZSET, [16384] [pid 5924] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5921] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5924] exit_group(0) = ? [pid 5921] exit_group(0) = ? [pid 5865] <... restart_syscall resumed>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5921] +++ exited with 0 +++ [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5921, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5870] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5925 attached [pid 5924] +++ exited with 0 +++ [pid 5923] <... ioctl resumed>) = 0 [pid 5870] <... restart_syscall resumed>) = 0 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5925 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5925] set_robust_list(0x55558c717660, 24 [pid 5923] exit_group(0 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5924, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5923] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5926 attached [pid 5925] <... set_robust_list resumed>) = 0 [pid 5925] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5926 [pid 5926] set_robust_list(0x55558c717660, 24 [pid 5925] setpgid(0, 0 [pid 5926] <... set_robust_list resumed>) = 0 [pid 5925] <... setpgid resumed>) = 0 [pid 5923] +++ exited with 0 +++ [pid 5926] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5926] <... prctl resumed>) = 0 executing program [pid 5925] <... openat resumed>) = 3 [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5923, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5926] setpgid(0, 0 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5925] write(3, "1000", 4) = 4 [pid 5925] close(3) = 0 [pid 5925] write(1, "executing program\n", 18) = 18 [pid 5925] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 ./strace-static-x86_64: Process 5928 attached ./strace-static-x86_64: Process 5927 attached [pid 5926] <... setpgid resumed>) = 0 [pid 5925] sendfile(3, 3, NULL, 2097152 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5928 [pid 5928] set_robust_list(0x55558c717660, 24 [pid 5927] set_robust_list(0x55558c717660, 24 [pid 5926] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5927 [pid 5928] <... set_robust_list resumed>) = 0 [pid 5927] <... set_robust_list resumed>) = 0 [pid 5926] <... openat resumed>) = 3 [pid 5928] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5927] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5926] write(3, "1000", 4 [pid 5928] <... prctl resumed>) = 0 [pid 5927] <... prctl resumed>) = 0 [pid 5926] <... write resumed>) = 4 [pid 5928] setpgid(0, 0 [pid 5927] setpgid(0, 0 [pid 5926] close(3 [pid 5928] <... setpgid resumed>) = 0 [pid 5927] <... setpgid resumed>) = 0 [pid 5926] <... close resumed>) = 0 [pid 5928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 5926] write(1, "executing program\n", 18 [pid 5927] <... openat resumed>) = 3 [pid 5926] <... write resumed>) = 18 [pid 5928] <... openat resumed>) = 3 [pid 5926] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5928] write(3, "1000", 4 [pid 5927] write(3, "1000", 4 [pid 5926] <... openat resumed>) = 3 [pid 5928] <... write resumed>) = 4 [pid 5927] <... write resumed>) = 4 [pid 5928] close(3 [pid 5927] close(3 [pid 5928] <... close resumed>) = 0 [pid 5927] <... close resumed>) = 0 [pid 5926] sendfile(3, 3, NULL, 2097152executing program executing program [pid 5928] write(1, "executing program\n", 18 [pid 5927] write(1, "executing program\n", 18) = 18 [pid 5927] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5927] sendfile(3, 3, NULL, 2097152 [pid 5928] <... write resumed>) = 18 [pid 5928] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5928] sendfile(3, 3, NULL, 2097152 [pid 5925] <... sendfile resumed>) = 2097152 [pid 5925] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5925] ioctl(4, BLKBSZSET, [16384] [pid 5927] <... sendfile resumed>) = 2097152 [pid 5925] <... ioctl resumed>) = 0 [pid 5925] exit_group(0 [pid 5927] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5928] <... sendfile resumed>) = 2097152 [pid 5927] <... openat resumed>) = 4 [pid 5926] <... sendfile resumed>) = 2097152 [pid 5925] <... exit_group resumed>) = ? [pid 5927] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 5926] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5927] exit_group(0 [pid 5926] <... openat resumed>) = 4 [pid 5927] <... exit_group resumed>) = ? [pid 5926] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 5926] exit_group(0) = ? [pid 5928] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5927] +++ exited with 0 +++ [pid 5925] +++ exited with 0 +++ [pid 5926] +++ exited with 0 +++ [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5927, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5925, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5928] <... openat resumed>) = 4 [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5926, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5928] ioctl(4, BLKBSZSET, [16384] [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 5928] <... ioctl resumed>) = 0 [pid 5928] exit_group(0) = ? [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5930 attached ./strace-static-x86_64: Process 5929 attached [pid 5928] +++ exited with 0 +++ [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5929 [pid 5929] set_robust_list(0x55558c717660, 24 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5928, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5930] set_robust_list(0x55558c717660, 24 [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 5930] <... set_robust_list resumed>) = 0 [pid 5929] <... set_robust_list resumed>) = 0 [pid 5929] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5930] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5870] <... restart_syscall resumed>) = 0 [pid 5866] <... restart_syscall resumed>) = 0 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5930 [pid 5929] <... prctl resumed>) = 0 [pid 5930] <... prctl resumed>) = 0 [pid 5929] setpgid(0, 0 [pid 5930] setpgid(0, 0 [pid 5929] <... setpgid resumed>) = 0 [pid 5930] <... setpgid resumed>) = 0 [pid 5930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5930] <... openat resumed>) = 3 executing program [pid 5930] write(3, "1000", 4) = 4 [pid 5930] close(3) = 0 [pid 5930] write(1, "executing program\n", 18) = 18 [pid 5930] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC./strace-static-x86_64: Process 5932 attached ./strace-static-x86_64: Process 5931 attached ) = 3 [pid 5929] <... openat resumed>) = 3 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5931 [pid 5931] set_robust_list(0x55558c717660, 24 [pid 5932] set_robust_list(0x55558c717660, 24 [pid 5930] sendfile(3, 3, NULL, 2097152 [pid 5929] write(3, "1000", 4 [pid 5932] <... set_robust_list resumed>) = 0 [pid 5931] <... set_robust_list resumed>) = 0 [pid 5929] <... write resumed>) = 4 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5932 [pid 5931] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5931] setpgid(0, 0) = 0 [pid 5931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5931] write(3, "1000", 4 [pid 5932] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5929] close(3 [pid 5931] <... write resumed>) = 4 [pid 5929] <... close resumed>) = 0 [pid 5931] close(3) = 0 [pid 5931] write(1, "executing program\n", 18executing program ) = 18 executing program [pid 5932] <... prctl resumed>) = 0 [pid 5931] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5929] write(1, "executing program\n", 18 [pid 5932] setpgid(0, 0 [pid 5931] <... openat resumed>) = 3 [pid 5929] <... write resumed>) = 18 [pid 5932] <... setpgid resumed>) = 0 [pid 5931] sendfile(3, 3, NULL, 2097152 [pid 5932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5929] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5932] <... openat resumed>) = 3 [pid 5929] <... openat resumed>) = 3 [pid 5932] write(3, "1000", 4 [pid 5929] sendfile(3, 3, NULL, 2097152 [pid 5932] <... write resumed>) = 4 [pid 5932] close(3executing program ) = 0 [pid 5932] write(1, "executing program\n", 18) = 18 [pid 5932] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5932] sendfile(3, 3, NULL, 2097152 [pid 5930] <... sendfile resumed>) = 2097152 [pid 5931] <... sendfile resumed>) = 2097152 [pid 5930] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5931] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5930] <... openat resumed>) = 4 [pid 5931] <... openat resumed>) = 4 [pid 5930] ioctl(4, BLKBSZSET, [16384] [pid 5931] ioctl(4, BLKBSZSET, [16384]) = -1 EBUSY (Device or resource busy) [pid 5931] exit_group(0) = ? [pid 5931] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5931, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5933 attached [pid 5933] set_robust_list(0x55558c717660, 24 [pid 5930] <... ioctl resumed>) = 0 [pid 5929] <... sendfile resumed>) = 2097152 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5933 [pid 5933] <... set_robust_list resumed>) = 0 [pid 5932] <... sendfile resumed>) = 2097152 [pid 5932] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5930] exit_group(0 [pid 5929] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5932] ioctl(4, BLKBSZSET, [16384] [pid 5933] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5932] <... ioctl resumed>) = 0 [pid 5933] <... prctl resumed>) = 0 [pid 5930] <... exit_group resumed>) = ? [pid 5929] <... openat resumed>) = 4 [pid 5929] ioctl(4, BLKBSZSET, [16384] [pid 5932] exit_group(0 [pid 5933] setpgid(0, 0 [pid 5930] +++ exited with 0 +++ [pid 5929] <... ioctl resumed>) = 0 [pid 5933] <... setpgid resumed>) = 0 [pid 5932] <... exit_group resumed>) = ? [pid 5929] exit_group(0 [pid 5933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5930, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5932] +++ exited with 0 +++ [pid 5933] <... openat resumed>) = 3 [pid 5929] <... exit_group resumed>) = ? [pid 5870] --- 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 5933] write(3, "1000", 4 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5934 attached [pid 5933] <... write resumed>) = 4 [pid 5929] +++ exited with 0 +++ [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5934 [pid 5934] set_robust_list(0x55558c717660, 24 [pid 5933] close(3 [pid 5934] <... set_robust_list resumed>) = 0 [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5929, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5934] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5933] <... close resumed>) = 0 [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5934] <... prctl resumed>) = 0 [pid 5933] write(1, "executing program\n", 18 executing program [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5868] <... restart_syscall resumed>) = 0 [pid 5934] setpgid(0, 0) = 0 [pid 5933] <... write resumed>) = 18 [pid 5934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5933] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5934] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5936 attached ./strace-static-x86_64: Process 5935 attached [pid 5933] <... openat resumed>) = 3 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5936 [pid 5933] sendfile(3, 3, NULL, 2097152 [pid 5936] set_robust_list(0x55558c717660, 24 [pid 5934] write(3, "1000", 4 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5935 [pid 5935] set_robust_list(0x55558c717660, 24 [pid 5936] <... set_robust_list resumed>) = 0 [pid 5934] <... write resumed>) = 4 [pid 5936] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5935] <... set_robust_list resumed>) = 0 [pid 5934] close(3 [pid 5935] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5934] <... close resumed>) = 0 [pid 5934] write(1, "executing program\n", 18executing program [pid 5936] <... prctl resumed>) = 0 [pid 5934] <... write resumed>) = 18 [pid 5936] setpgid(0, 0 [pid 5935] <... prctl resumed>) = 0 [pid 5934] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5936] <... setpgid resumed>) = 0 [pid 5935] setpgid(0, 0 [pid 5934] <... openat resumed>) = 3 [pid 5936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5935] <... setpgid resumed>) = 0 [pid 5935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5934] sendfile(3, 3, NULL, 2097152 [pid 5936] <... openat resumed>) = 3 [pid 5935] <... openat resumed>) = 3 [pid 5935] write(3, "1000", 4) = 4 [pid 5935] close(3executing program ) = 0 [pid 5935] write(1, "executing program\n", 18) = 18 [pid 5935] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5936] write(3, "1000", 4executing program ) = 4 [pid 5935] <... openat resumed>) = 3 [pid 5935] sendfile(3, 3, NULL, 2097152 [pid 5936] close(3) = 0 [pid 5936] write(1, "executing program\n", 18) = 18 [pid 5936] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5936] sendfile(3, 3, NULL, 2097152 [pid 5933] <... sendfile resumed>) = 2097152 [pid 5933] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5933] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 5933] exit_group(0) = ? [pid 5933] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5933, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 5935] <... sendfile resumed>) = 2097152 [pid 5935] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5866] <... restart_syscall resumed>) = 0 [pid 5935] <... openat resumed>) = 4 [pid 5935] ioctl(4, BLKBSZSET, [16384] [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5935] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5937 attached [pid 5935] exit_group(0) = ? [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5937 [pid 5937] set_robust_list(0x55558c717660, 24 [pid 5936] <... sendfile resumed>) = 2097152 [pid 5935] +++ exited with 0 +++ [pid 5934] <... sendfile resumed>) = 2097152 [pid 5937] <... set_robust_list resumed>) = 0 [pid 5937] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5934] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5937] <... prctl resumed>) = 0 [pid 5937] setpgid(0, 0 [pid 5936] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5934] ioctl(4, BLKBSZSET, [16384] [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5935, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5937] <... setpgid resumed>) = 0 [pid 5936] <... openat resumed>) = 4 [pid 5934] <... ioctl resumed>) = 0 [pid 5937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5936] ioctl(4, BLKBSZSET, [16384] [pid 5934] exit_group(0 [pid 5936] <... ioctl resumed>) = 0 [pid 5934] <... exit_group resumed>) = ? [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5938 attached [pid 5937] <... openat resumed>) = 3 [pid 5934] +++ exited with 0 +++ [pid 5936] exit_group(0 [pid 5938] set_robust_list(0x55558c717660, 24 [pid 5937] write(3, "1000", 4 [pid 5936] <... exit_group resumed>) = ? [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5934, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5938] <... set_robust_list resumed>) = 0 [pid 5937] <... write resumed>) = 4 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5938 [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 5938] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5937] close(3 [pid 5938] <... prctl resumed>) = 0 [pid 5937] <... close resumed>) = 0 [pid 5936] +++ exited with 0 +++ [pid 5865] <... restart_syscall resumed>) = 0 [pid 5938] setpgid(0, 0 executing program [pid 5937] write(1, "executing program\n", 18 [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5936, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5938] <... setpgid resumed>) = 0 [pid 5937] <... write resumed>) = 18 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5937] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC./strace-static-x86_64: Process 5939 attached ) = 3 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5939] set_robust_list(0x55558c717660, 24 [pid 5938] <... openat resumed>) = 3 [pid 5937] sendfile(3, 3, NULL, 2097152./strace-static-x86_64: Process 5940 attached [pid 5939] <... set_robust_list resumed>) = 0 [pid 5938] write(3, "1000", 4 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5939 [pid 5940] set_robust_list(0x55558c717660, 24 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5940 [pid 5940] <... set_robust_list resumed>) = 0 [pid 5939] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5938] <... write resumed>) = 4 [pid 5940] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5939] <... prctl resumed>) = 0 [pid 5938] close(3 [pid 5940] setpgid(0, 0 [pid 5939] setpgid(0, 0 [pid 5938] <... close resumed>) = 0 [pid 5940] <... setpgid resumed>) = 0 [pid 5938] write(1, "executing program\n", 18 [pid 5939] <... setpgid resumed>) = 0 [pid 5940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 5939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5938] <... write resumed>) = 18 [pid 5940] write(3, "1000", 4 [pid 5939] <... openat resumed>) = 3 [pid 5938] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5940] <... write resumed>) = 4 [pid 5940] close(3 [pid 5939] write(3, "1000", 4 [pid 5938] <... openat resumed>) = 3 [pid 5940] <... close resumed>) = 0 [pid 5939] <... write resumed>) = 4 [pid 5940] write(1, "executing program\n", 18executing program [pid 5939] close(3 [pid 5938] sendfile(3, 3, NULL, 2097152 [pid 5940] <... write resumed>) = 18 [pid 5939] <... close resumed>) = 0 [pid 5940] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5940] sendfile(3, 3, NULL, 2097152 [pid 5939] write(1, "executing program\n", 18executing program [pid 5937] <... sendfile resumed>) = 2097152 [pid 5939] <... write resumed>) = 18 [pid 5937] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5939] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5937] <... openat resumed>) = 4 [pid 5939] <... openat resumed>) = 3 [pid 5937] ioctl(4, BLKBSZSET, [16384] [pid 5939] sendfile(3, 3, NULL, 2097152 [pid 5937] <... ioctl resumed>) = 0 [pid 5937] exit_group(0 [pid 5939] <... sendfile resumed>) = 2097152 [pid 5937] <... exit_group resumed>) = ? [pid 5940] <... sendfile resumed>) = 2097152 [pid 5939] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5938] <... sendfile resumed>) = 2097152 [pid 5937] +++ exited with 0 +++ [pid 5940] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5866] --- 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 5940] ioctl(4, BLKBSZSET, [16384] [pid 5939] <... openat resumed>) = 4 [pid 5938] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5939] ioctl(4, BLKBSZSET, [16384] [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 5940] <... ioctl resumed>) = 0 [pid 5939] <... ioctl resumed>) = 0 [pid 5940] exit_group(0 [pid 5938] <... openat resumed>) = 4 [pid 5939] exit_group(0 [pid 5940] <... exit_group resumed>) = ? [pid 5938] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 5939] <... exit_group resumed>) = ? [pid 5939] +++ exited with 0 +++ [pid 5940] +++ exited with 0 +++ [pid 5938] exit_group(0) = ? [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5939, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5940, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 5868] <... restart_syscall resumed>) = 0 [pid 5866] <... restart_syscall resumed>) = 0 [pid 5938] +++ exited with 0 +++ [pid 5865] <... restart_syscall resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5938, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5942 attached ./strace-static-x86_64: Process 5941 attached , child_tidptr=0x55558c717650) = 5941 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5942] set_robust_list(0x55558c717660, 24 [pid 5941] set_robust_list(0x55558c717660, 24 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5942 [pid 5941] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5943 attached [pid 5942] <... set_robust_list resumed>) = 0 [pid 5941] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5942] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5943] set_robust_list(0x55558c717660, 24 [pid 5942] setpgid(0, 0 [pid 5941] <... prctl resumed>) = 0 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5943 [pid 5943] <... set_robust_list resumed>) = 0 [pid 5942] <... setpgid resumed>) = 0 [pid 5941] setpgid(0, 0 [pid 5943] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5943] <... prctl resumed>) = 0 [pid 5941] <... setpgid resumed>) = 0 [pid 5943] setpgid(0, 0 [pid 5942] <... openat resumed>) = 3 [pid 5941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5943] <... setpgid resumed>) = 0 [pid 5942] write(3, "1000", 4 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5942] <... write resumed>) = 4 [pid 5941] <... openat resumed>) = 3 [pid 5942] close(3 [pid 5943] <... openat resumed>) = 3 [pid 5941] write(3, "1000", 4 [pid 5942] <... close resumed>) = 0 [pid 5943] write(3, "1000", 4executing program [pid 5942] write(1, "executing program\n", 18 [pid 5941] <... write resumed>) = 4 ./strace-static-x86_64: Process 5944 attached [pid 5943] <... write resumed>) = 4 [pid 5942] <... write resumed>) = 18 [pid 5941] close(3 [pid 5943] close(3 [pid 5941] <... close resumed>) = 0 [pid 5944] set_robust_list(0x55558c717660, 24executing program [pid 5943] <... close resumed>) = 0 [pid 5942] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5941] write(1, "executing program\n", 18 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5944 executing program [pid 5944] <... set_robust_list resumed>) = 0 [pid 5943] write(1, "executing program\n", 18 [pid 5941] <... write resumed>) = 18 [pid 5944] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5943] <... write resumed>) = 18 [pid 5942] <... openat resumed>) = 3 [pid 5941] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5943] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5944] <... prctl resumed>) = 0 [pid 5942] sendfile(3, 3, NULL, 2097152 [pid 5941] <... openat resumed>) = 3 [pid 5944] setpgid(0, 0 [pid 5943] <... openat resumed>) = 3 [pid 5944] <... setpgid resumed>) = 0 [pid 5943] sendfile(3, 3, NULL, 2097152 [pid 5941] sendfile(3, 3, NULL, 2097152 [pid 5944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5944] write(3, "1000", 4executing program ) = 4 [pid 5944] close(3) = 0 [pid 5944] write(1, "executing program\n", 18) = 18 [pid 5944] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5944] sendfile(3, 3, NULL, 2097152 [pid 5943] <... sendfile resumed>) = 2097152 [pid 5943] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5943] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 5944] <... sendfile resumed>) = 2097152 [pid 5943] exit_group(0 [pid 5941] <... sendfile resumed>) = 2097152 [pid 5942] <... sendfile resumed>) = 2097152 [pid 5942] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5944] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5943] <... exit_group resumed>) = ? [pid 5942] <... openat resumed>) = 4 [pid 5944] <... openat resumed>) = 4 [pid 5942] ioctl(4, BLKBSZSET, [16384] [pid 5941] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5944] ioctl(4, BLKBSZSET, [16384] [pid 5943] +++ exited with 0 +++ [pid 5942] <... ioctl resumed>) = 0 [pid 5941] <... openat resumed>) = 4 [pid 5944] <... ioctl resumed>) = 0 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5943, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5944] exit_group(0 [pid 5941] ioctl(4, BLKBSZSET, [16384] [pid 5942] exit_group(0) = ? [pid 5941] <... ioctl resumed>) = 0 [pid 5944] <... exit_group resumed>) = ? [pid 5944] +++ exited with 0 +++ [pid 5942] +++ exited with 0 +++ [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5944, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5942, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5941] exit_group(0 [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 5941] <... exit_group resumed>) = ? [pid 5941] +++ exited with 0 +++ [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5941, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5870] <... restart_syscall resumed>) = 0 [pid 5868] <... restart_syscall resumed>) = 0 [pid 5866] <... restart_syscall resumed>) = 0 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5945 attached ./strace-static-x86_64: Process 5946 attached [pid 5945] set_robust_list(0x55558c717660, 24 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5947 attached [pid 5946] set_robust_list(0x55558c717660, 24 [pid 5945] <... set_robust_list resumed>) = 0 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5945 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5946 [pid 5947] set_robust_list(0x55558c717660, 24 [pid 5945] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5947 [pid 5947] <... set_robust_list resumed>) = 0 [pid 5947] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 5948 attached [pid 5946] <... set_robust_list resumed>) = 0 [pid 5945] <... prctl resumed>) = 0 [pid 5946] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5945] setpgid(0, 0) = 0 [pid 5948] set_robust_list(0x55558c717660, 24 [pid 5947] setpgid(0, 0 [pid 5946] <... prctl resumed>) = 0 [pid 5945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5948 [pid 5948] <... set_robust_list resumed>) = 0 [pid 5947] <... setpgid resumed>) = 0 [pid 5946] setpgid(0, 0 [pid 5945] <... openat resumed>) = 3 [pid 5948] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5946] <... setpgid resumed>) = 0 [pid 5947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5948] <... prctl resumed>) = 0 [pid 5945] write(3, "1000", 4 [pid 5947] <... openat resumed>) = 3 [pid 5947] write(3, "1000", 4 [pid 5948] setpgid(0, 0 [pid 5947] <... write resumed>) = 4 [pid 5946] <... openat resumed>) = 3 [pid 5945] <... write resumed>) = 4 [pid 5948] <... setpgid resumed>) = 0 [pid 5947] close(3 [pid 5946] write(3, "1000", 4 [pid 5947] <... close resumed>) = 0 [pid 5946] <... write resumed>) = 4 [pid 5945] close(3 [pid 5948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5947] write(1, "executing program\n", 18 [pid 5946] close(3executing program [pid 5945] <... close resumed>) = 0 [pid 5947] <... write resumed>) = 18 executing program [pid 5946] <... close resumed>) = 0 [pid 5945] write(1, "executing program\n", 18 [pid 5948] <... openat resumed>) = 3 [pid 5948] write(3, "1000", 4 [pid 5947] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC executing program [pid 5946] write(1, "executing program\n", 18 [pid 5945] <... write resumed>) = 18 [pid 5948] <... write resumed>) = 4 [pid 5947] <... openat resumed>) = 3 [pid 5946] <... write resumed>) = 18 [pid 5945] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5948] close(3) = 0 [pid 5947] sendfile(3, 3, NULL, 2097152 [pid 5945] <... openat resumed>) = 3 executing program [pid 5948] write(1, "executing program\n", 18 [pid 5946] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5948] <... write resumed>) = 18 [pid 5946] <... openat resumed>) = 3 [pid 5945] sendfile(3, 3, NULL, 2097152 [pid 5948] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5946] sendfile(3, 3, NULL, 2097152 [pid 5948] <... openat resumed>) = 3 [pid 5948] sendfile(3, 3, NULL, 2097152 [pid 5947] <... sendfile resumed>) = 2097152 [pid 5947] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5947] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 5947] exit_group(0) = ? [pid 5947] +++ exited with 0 +++ [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5947, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 5946] <... sendfile resumed>) = 2097152 [pid 5945] <... sendfile resumed>) = 2097152 [pid 5946] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5945] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5946] <... openat resumed>) = 4 [pid 5945] <... openat resumed>) = 4 [pid 5946] ioctl(4, BLKBSZSET, [16384] [pid 5945] ioctl(4, BLKBSZSET, [16384] [pid 5946] <... ioctl resumed>) = 0 [pid 5946] exit_group(0 [pid 5945] <... ioctl resumed>) = 0 [pid 5945] exit_group(0) = ? [pid 5946] <... exit_group resumed>) = ? [pid 5948] <... sendfile resumed>) = 2097152 [pid 5946] +++ exited with 0 +++ [pid 5945] +++ exited with 0 +++ [pid 5948] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5945, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5946, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5870] <... restart_syscall resumed>) = 0 [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5948] <... openat resumed>) = 4 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5948] ioctl(4, BLKBSZSET, [16384] [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5949 attached [pid 5948] <... ioctl resumed>) = 0 [pid 5948] exit_group(0) = ? ./strace-static-x86_64: Process 5950 attached [pid 5949] set_robust_list(0x55558c717660, 24 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5949 [pid 5868] <... restart_syscall resumed>) = 0 [pid 5949] <... set_robust_list resumed>) = 0 [pid 5950] set_robust_list(0x55558c717660, 24 [pid 5949] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5950 [pid 5950] <... set_robust_list resumed>) = 0 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5951 attached [pid 5950] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5949] <... prctl resumed>) = 0 [pid 5948] +++ exited with 0 +++ [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5951 [pid 5951] set_robust_list(0x55558c717660, 24) = 0 [pid 5949] setpgid(0, 0 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5948, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5951] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5950] <... prctl resumed>) = 0 [pid 5949] <... setpgid resumed>) = 0 [pid 5951] <... prctl resumed>) = 0 [pid 5950] setpgid(0, 0 [pid 5949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5951] setpgid(0, 0 [pid 5950] <... setpgid resumed>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5951] <... setpgid resumed>) = 0 [pid 5950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5949] <... openat resumed>) = 3 [pid 5951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5952 attached [pid 5949] write(3, "1000", 4 [pid 5952] set_robust_list(0x55558c717660, 24 [pid 5951] <... openat resumed>) = 3 [pid 5950] <... openat resumed>) = 3 [pid 5949] <... write resumed>) = 4 executing program [pid 5952] <... set_robust_list resumed>) = 0 [pid 5950] write(3, "1000", 4 [pid 5949] close(3 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5952 [pid 5950] <... write resumed>) = 4 [pid 5949] <... close resumed>) = 0 [pid 5949] write(1, "executing program\n", 18 [pid 5950] close(3 [pid 5949] <... write resumed>) = 18 [pid 5950] <... close resumed>) = 0 [pid 5952] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5951] write(3, "1000", 4 [pid 5949] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5952] <... prctl resumed>) = 0 [pid 5951] <... write resumed>) = 4 [pid 5952] setpgid(0, 0 [pid 5951] close(3executing program [pid 5950] write(1, "executing program\n", 18 [pid 5949] <... openat resumed>) = 3 [pid 5952] <... setpgid resumed>) = 0 [pid 5951] <... close resumed>) = 0 [pid 5950] <... write resumed>) = 18 [pid 5949] sendfile(3, 3, NULL, 2097152executing program [pid 5952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5951] write(1, "executing program\n", 18 [pid 5950] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5952] <... openat resumed>) = 3 [pid 5951] <... write resumed>) = 18 [pid 5951] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5952] write(3, "1000", 4 [pid 5951] <... openat resumed>) = 3 [pid 5950] <... openat resumed>) = 3 [pid 5952] <... write resumed>) = 4 [pid 5951] sendfile(3, 3, NULL, 2097152 [pid 5952] close(3 [pid 5950] sendfile(3, 3, NULL, 2097152executing program [pid 5952] <... close resumed>) = 0 [pid 5952] write(1, "executing program\n", 18) = 18 [pid 5952] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5952] sendfile(3, 3, NULL, 2097152) = 2097152 [pid 5952] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5952] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 5952] exit_group(0) = ? [pid 5952] +++ exited with 0 +++ [pid 5951] <... sendfile resumed>) = 2097152 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5952, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5951] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5950] <... sendfile resumed>) = 2097152 [pid 5949] <... sendfile resumed>) = 2097152 [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 5951] <... openat resumed>) = 4 [pid 5951] ioctl(4, BLKBSZSET, [16384] [pid 5950] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5951] <... ioctl resumed>) = 0 [pid 5950] <... openat resumed>) = 4 [pid 5951] exit_group(0 [pid 5950] ioctl(4, BLKBSZSET, [16384] [pid 5951] <... exit_group resumed>) = ? [pid 5951] +++ exited with 0 +++ [pid 5950] <... ioctl resumed>) = 0 [pid 5865] <... restart_syscall resumed>) = 0 [pid 5950] exit_group(0 [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5951, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5950] <... exit_group resumed>) = ? [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5953 attached [pid 5953] set_robust_list(0x55558c717660, 24 [pid 5949] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5953 [pid 5953] <... set_robust_list resumed>) = 0 [pid 5950] +++ exited with 0 +++ [pid 5949] <... openat resumed>) = 4 [pid 5953] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5950, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5949] ioctl(4, BLKBSZSET, [16384] [pid 5953] <... prctl resumed>) = 0 [pid 5949] <... ioctl resumed>) = 0 [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 5953] setpgid(0, 0) = 0 [pid 5949] exit_group(0 [pid 5953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5949] <... exit_group resumed>) = ? [pid 5953] <... openat resumed>) = 3 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5866] <... restart_syscall resumed>) = 0 [pid 5953] write(3, "1000", 4) = 4 [pid 5953] close(3) = 0 ./strace-static-x86_64: Process 5954 attached executing program [pid 5949] +++ exited with 0 +++ [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5954 [pid 5953] write(1, "executing program\n", 18) = 18 [pid 5954] set_robust_list(0x55558c717660, 24 [pid 5953] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5949, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5953] <... openat resumed>) = 3 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5953] sendfile(3, 3, NULL, 2097152./strace-static-x86_64: Process 5955 attached [pid 5954] <... set_robust_list resumed>) = 0 [pid 5955] set_robust_list(0x55558c717660, 24) = 0 [pid 5955] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5954] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5955 [pid 5954] <... prctl resumed>) = 0 [pid 5954] setpgid(0, 0) = 0 [pid 5954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5955] <... prctl resumed>) = 0 [pid 5954] <... openat resumed>) = 3 [pid 5954] write(3, "1000", 4 [pid 5955] setpgid(0, 0 [pid 5954] <... write resumed>) = 4 ./strace-static-x86_64: Process 5956 attached [pid 5955] <... setpgid resumed>) = 0 [pid 5955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5956] set_robust_list(0x55558c717660, 24 [pid 5954] close(3 [pid 5956] <... set_robust_list resumed>) = 0 executing program [pid 5956] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5954] <... close resumed>) = 0 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5956 [pid 5954] write(1, "executing program\n", 18 [pid 5955] write(3, "1000", 4 [pid 5954] <... write resumed>) = 18 [pid 5956] <... prctl resumed>) = 0 [pid 5955] <... write resumed>) = 4 [pid 5954] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5956] setpgid(0, 0 [pid 5955] close(3 [pid 5956] <... setpgid resumed>) = 0 [pid 5955] <... close resumed>) = 0 [pid 5954] <... openat resumed>) = 3 [pid 5956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 5955] write(1, "executing program\n", 18 [pid 5954] sendfile(3, 3, NULL, 2097152 [pid 5955] <... write resumed>) = 18 [pid 5955] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5956] <... openat resumed>) = 3 [pid 5956] write(3, "1000", 4 [pid 5955] <... openat resumed>) = 3 [pid 5956] <... write resumed>) = 4 [pid 5955] sendfile(3, 3, NULL, 2097152 [pid 5956] close(3) = 0 [pid 5956] write(1, "executing program\n", 18executing program ) = 18 [pid 5956] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5956] sendfile(3, 3, NULL, 2097152 [pid 5953] <... sendfile resumed>) = 2097152 [pid 5954] <... sendfile resumed>) = 2097152 [pid 5953] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5954] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5954] ioctl(4, BLKBSZSET, [16384] [pid 5953] <... openat resumed>) = 4 [pid 5953] ioctl(4, BLKBSZSET, [16384]) = -1 EBUSY (Device or resource busy) [pid 5953] exit_group(0) = ? [pid 5953] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5953, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5955] <... sendfile resumed>) = 2097152 [pid 5954] <... ioctl resumed>) = 0 [pid 5954] exit_group(0) = ? [pid 5865] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5954] +++ exited with 0 +++ ./strace-static-x86_64: Process 5957 attached [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5954, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5955] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5957] set_robust_list(0x55558c717660, 24 [pid 5956] <... sendfile resumed>) = 2097152 [pid 5955] <... openat resumed>) = 4 [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5955] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 5955] exit_group(0 [pid 5957] <... set_robust_list resumed>) = 0 [pid 5956] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5955] <... exit_group resumed>) = ? [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5957 [pid 5957] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5956] <... openat resumed>) = 4 [pid 5957] <... prctl resumed>) = 0 [pid 5956] ioctl(4, BLKBSZSET, [16384] [pid 5957] setpgid(0, 0 [pid 5955] +++ exited with 0 +++ [pid 5957] <... setpgid resumed>) = 0 [pid 5956] <... ioctl resumed>) = 0 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5955, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 5957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5956] exit_group(0) = ? [pid 5957] <... openat resumed>) = 3 [pid 5957] write(3, "1000", 4) = 4 [pid 5957] close(3executing program ) = 0 [pid 5957] write(1, "executing program\n", 18) = 18 [pid 5956] +++ exited with 0 +++ [pid 5868] <... restart_syscall resumed>) = 0 [pid 5866] <... restart_syscall resumed>) = 0 [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5956, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5957] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5957] sendfile(3, 3, NULL, 2097152./strace-static-x86_64: Process 5958 attached [pid 5958] set_robust_list(0x55558c717660, 24) = 0 [pid 5958] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5958] setpgid(0, 0) = 0 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5958 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5959 attached [pid 5958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5959 ./strace-static-x86_64: Process 5960 attached [pid 5959] set_robust_list(0x55558c717660, 24 [pid 5960] set_robust_list(0x55558c717660, 24 [pid 5959] <... set_robust_list resumed>) = 0 [pid 5960] <... set_robust_list resumed>) = 0 [pid 5960] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5959] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5958] <... openat resumed>) = 3 [pid 5958] write(3, "1000", 4) = 4 [pid 5958] close(3 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5960 [pid 5958] <... close resumed>) = 0 [pid 5958] write(1, "executing program\n", 18executing program [pid 5960] <... prctl resumed>) = 0 [pid 5959] <... prctl resumed>) = 0 [pid 5958] <... write resumed>) = 18 [pid 5960] setpgid(0, 0 [pid 5959] setpgid(0, 0 [pid 5958] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5960] <... setpgid resumed>) = 0 [pid 5959] <... setpgid resumed>) = 0 [pid 5960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5958] <... openat resumed>) = 3 [pid 5959] <... openat resumed>) = 3 [pid 5958] sendfile(3, 3, NULL, 2097152 [pid 5960] <... openat resumed>) = 3 [pid 5959] write(3, "1000", 4executing program executing program [pid 5960] write(3, "1000", 4 [pid 5959] <... write resumed>) = 4 [pid 5960] <... write resumed>) = 4 [pid 5959] close(3 [pid 5960] close(3 [pid 5959] <... close resumed>) = 0 [pid 5960] <... close resumed>) = 0 [pid 5959] write(1, "executing program\n", 18 [pid 5960] write(1, "executing program\n", 18 [pid 5959] <... write resumed>) = 18 [pid 5960] <... write resumed>) = 18 [pid 5960] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5959] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5960] <... openat resumed>) = 3 [pid 5959] <... openat resumed>) = 3 [pid 5960] sendfile(3, 3, NULL, 2097152 [pid 5959] sendfile(3, 3, NULL, 2097152 [pid 5958] <... sendfile resumed>) = 2097152 [pid 5957] <... sendfile resumed>) = 2097152 [pid 5958] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5957] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5957] ioctl(4, BLKBSZSET, [16384] [pid 5958] <... openat resumed>) = 4 [pid 5957] <... ioctl resumed>) = 0 [pid 5958] ioctl(4, BLKBSZSET, [16384] [pid 5957] exit_group(0 [pid 5958] <... ioctl resumed>) = 0 [pid 5957] <... exit_group resumed>) = ? [pid 5960] <... sendfile resumed>) = 2097152 [pid 5959] <... sendfile resumed>) = 2097152 [pid 5958] exit_group(0 [pid 5959] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5959] ioctl(4, BLKBSZSET, [16384] [pid 5960] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5958] <... exit_group resumed>) = ? [pid 5957] +++ exited with 0 +++ [pid 5959] <... ioctl resumed>) = 0 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5957, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5959] exit_group(0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5959] <... exit_group resumed>) = ? [pid 5959] +++ exited with 0 +++ [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5961 [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5959, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- ./strace-static-x86_64: Process 5961 attached [pid 5960] <... openat resumed>) = 4 [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5961] set_robust_list(0x55558c717660, 24) = 0 [pid 5960] ioctl(4, BLKBSZSET, [16384] [pid 5958] +++ exited with 0 +++ [pid 5868] <... restart_syscall resumed>) = 0 [pid 5961] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5960] <... ioctl resumed>) = 0 [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5958, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5961] <... prctl resumed>) = 0 [pid 5961] setpgid(0, 0) = 0 [pid 5960] exit_group(0 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5960] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5962 attached [pid 5962] set_robust_list(0x55558c717660, 24 [pid 5961] <... openat resumed>) = 3 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5962] <... set_robust_list resumed>) = 0 [pid 5961] write(3, "1000", 4./strace-static-x86_64: Process 5963 attached [pid 5962] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5961] <... write resumed>) = 4 [pid 5960] +++ exited with 0 +++ [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5962 [pid 5961] close(3 [pid 5963] set_robust_list(0x55558c717660, 24 [pid 5961] <... close resumed>) = 0 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5960, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5963 executing program [pid 5962] <... prctl resumed>) = 0 [pid 5961] write(1, "executing program\n", 18) = 18 [pid 5961] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5963] <... set_robust_list resumed>) = 0 [pid 5962] setpgid(0, 0 [pid 5961] sendfile(3, 3, NULL, 2097152 [pid 5963] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5962] <... setpgid resumed>) = 0 [pid 5962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5963] <... prctl resumed>) = 0 [pid 5963] setpgid(0, 0 [pid 5962] <... openat resumed>) = 3 [pid 5963] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 5964 attached [pid 5964] set_robust_list(0x55558c717660, 24 [pid 5963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5962] write(3, "1000", 4 [pid 5964] <... set_robust_list resumed>) = 0 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5964 [pid 5963] <... openat resumed>) = 3 [pid 5962] <... write resumed>) = 4 [pid 5964] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5962] close(3 [pid 5963] write(3, "1000", 4 [pid 5962] <... close resumed>) = 0 executing program [pid 5963] <... write resumed>) = 4 [pid 5962] write(1, "executing program\n", 18 [pid 5963] close(3 [pid 5962] <... write resumed>) = 18 [pid 5964] <... prctl resumed>) = 0 [pid 5963] <... close resumed>) = 0 [pid 5964] setpgid(0, 0 [pid 5963] write(1, "executing program\n", 18 [pid 5962] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5964] <... setpgid resumed>) = 0 executing program [pid 5964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5963] <... write resumed>) = 18 [pid 5962] <... openat resumed>) = 3 [pid 5963] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5962] sendfile(3, 3, NULL, 2097152 [pid 5964] <... openat resumed>) = 3 executing program [pid 5964] write(3, "1000", 4 [pid 5963] <... openat resumed>) = 3 [pid 5964] <... write resumed>) = 4 [pid 5964] close(3) = 0 [pid 5964] write(1, "executing program\n", 18) = 18 [pid 5964] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5963] sendfile(3, 3, NULL, 2097152 [pid 5964] <... openat resumed>) = 3 [pid 5964] sendfile(3, 3, NULL, 2097152 [pid 5961] <... sendfile resumed>) = 2097152 [pid 5961] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5961] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 5961] exit_group(0) = ? [pid 5961] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5961, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5965 attached , child_tidptr=0x55558c717650) = 5965 [pid 5965] set_robust_list(0x55558c717660, 24) = 0 [pid 5965] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 executing program [pid 5965] setpgid(0, 0) = 0 [pid 5965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5965] write(3, "1000", 4) = 4 [pid 5965] close(3) = 0 [pid 5965] write(1, "executing program\n", 18) = 18 [pid 5965] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5965] sendfile(3, 3, NULL, 2097152 [pid 5963] <... sendfile resumed>) = 2097152 [pid 5963] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5962] <... sendfile resumed>) = 2097152 [pid 5963] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 5964] <... sendfile resumed>) = 2097152 [pid 5963] exit_group(0) = ? [pid 5964] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5962] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5963] +++ exited with 0 +++ [pid 5964] <... openat resumed>) = 4 [pid 5962] <... openat resumed>) = 4 [pid 5964] ioctl(4, BLKBSZSET, [16384] [pid 5962] ioctl(4, BLKBSZSET, [16384] [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5963, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 5964] <... ioctl resumed>) = 0 [pid 5962] <... ioctl resumed>) = 0 [pid 5964] exit_group(0 [pid 5962] exit_group(0) = ? [pid 5964] <... exit_group resumed>) = ? [pid 5964] +++ exited with 0 +++ [pid 5962] +++ exited with 0 +++ [pid 5870] <... restart_syscall resumed>) = 0 [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5962, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5964, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5966 attached [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5967 attached [pid 5966] set_robust_list(0x55558c717660, 24 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5967 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5968 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5966 ./strace-static-x86_64: Process 5968 attached [pid 5967] set_robust_list(0x55558c717660, 24 [pid 5966] <... set_robust_list resumed>) = 0 [pid 5965] <... sendfile resumed>) = 2097152 [pid 5968] set_robust_list(0x55558c717660, 24 [pid 5967] <... set_robust_list resumed>) = 0 [pid 5966] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5965] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5968] <... set_robust_list resumed>) = 0 [pid 5967] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5966] <... prctl resumed>) = 0 [pid 5965] <... openat resumed>) = 4 [pid 5968] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5967] <... prctl resumed>) = 0 [pid 5966] setpgid(0, 0 [pid 5968] setpgid(0, 0 [pid 5967] setpgid(0, 0 [pid 5966] <... setpgid resumed>) = 0 [pid 5968] <... setpgid resumed>) = 0 [pid 5967] <... setpgid resumed>) = 0 [pid 5966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5965] ioctl(4, BLKBSZSET, [16384] [pid 5968] <... openat resumed>) = 3 [pid 5966] <... openat resumed>) = 3 [pid 5965] <... ioctl resumed>) = 0 [pid 5968] write(3, "1000", 4 [pid 5967] <... openat resumed>) = 3 [pid 5966] write(3, "1000", 4 [pid 5965] exit_group(0 [pid 5967] write(3, "1000", 4 [pid 5965] <... exit_group resumed>) = ? [pid 5968] <... write resumed>) = 4 [pid 5967] <... write resumed>) = 4 [pid 5966] <... write resumed>) = 4 [pid 5968] close(3 [pid 5967] close(3 [pid 5966] close(3 [pid 5968] <... close resumed>) = 0 executing program [pid 5967] <... close resumed>) = 0 [pid 5966] <... close resumed>) = 0 [pid 5968] write(1, "executing program\n", 18) = 18 executing program executing program [pid 5967] write(1, "executing program\n", 18 [pid 5966] write(1, "executing program\n", 18 [pid 5968] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5967] <... write resumed>) = 18 [pid 5966] <... write resumed>) = 18 [pid 5967] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5966] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5968] <... openat resumed>) = 3 [pid 5965] +++ exited with 0 +++ [pid 5967] <... openat resumed>) = 3 [pid 5966] <... openat resumed>) = 3 [pid 5968] sendfile(3, 3, NULL, 2097152 [pid 5967] sendfile(3, 3, NULL, 2097152 [pid 5966] sendfile(3, 3, NULL, 2097152 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5965, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5969 attached , child_tidptr=0x55558c717650) = 5969 [pid 5969] set_robust_list(0x55558c717660, 24) = 0 [pid 5969] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5969] setpgid(0, 0) = 0 [pid 5969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 5969] write(3, "1000", 4) = 4 [pid 5969] close(3) = 0 [pid 5969] write(1, "executing program\n", 18) = 18 [pid 5969] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5969] sendfile(3, 3, NULL, 2097152 [pid 5968] <... sendfile resumed>) = 2097152 [pid 5968] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5968] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 5968] exit_group(0 [pid 5967] <... sendfile resumed>) = 2097152 [pid 5966] <... sendfile resumed>) = 2097152 [pid 5968] <... exit_group resumed>) = ? [pid 5966] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5969] <... sendfile resumed>) = 2097152 [pid 5968] +++ exited with 0 +++ [pid 5967] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5966] <... openat resumed>) = 4 [pid 5969] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5967] ioctl(4, BLKBSZSET, [16384] [pid 5966] ioctl(4, BLKBSZSET, [16384] [pid 5969] <... openat resumed>) = 4 [pid 5967] <... ioctl resumed>) = 0 [pid 5966] <... ioctl resumed>) = 0 [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5968, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5969] ioctl(4, BLKBSZSET, [16384] [pid 5967] exit_group(0 [pid 5969] <... ioctl resumed>) = 0 [pid 5966] exit_group(0 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5967] <... exit_group resumed>) = ? [pid 5969] exit_group(0 [pid 5966] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5970 attached [pid 5969] <... exit_group resumed>) = ? [pid 5967] +++ exited with 0 +++ [pid 5966] +++ exited with 0 +++ [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5966, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5967, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5970] set_robust_list(0x55558c717660, 24 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5970 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5971 ./strace-static-x86_64: Process 5971 attached [pid 5970] <... set_robust_list resumed>) = 0 [pid 5969] +++ exited with 0 +++ [pid 5971] set_robust_list(0x55558c717660, 24 [pid 5970] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5971] <... set_robust_list resumed>) = 0 [pid 5970] <... prctl resumed>) = 0 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5969, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5971] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5970] setpgid(0, 0./strace-static-x86_64: Process 5972 attached [pid 5971] <... prctl resumed>) = 0 [pid 5970] <... setpgid resumed>) = 0 [pid 5972] set_robust_list(0x55558c717660, 24 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5972 [pid 5972] <... set_robust_list resumed>) = 0 [pid 5972] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5971] setpgid(0, 0 [pid 5970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5972] setpgid(0, 0 [pid 5971] <... setpgid resumed>) = 0 [pid 5970] <... openat resumed>) = 3 [pid 5972] <... setpgid resumed>) = 0 [pid 5971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5973 attached [pid 5972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5971] <... openat resumed>) = 3 [pid 5970] write(3, "1000", 4) = 4 [pid 5971] write(3, "1000", 4 [pid 5970] close(3 [pid 5971] <... write resumed>) = 4 [pid 5970] <... close resumed>) = 0 executing program [pid 5971] close(3 [pid 5970] write(1, "executing program\n", 18 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5973 [pid 5971] <... close resumed>) = 0 [pid 5970] <... write resumed>) = 18 executing program [pid 5971] write(1, "executing program\n", 18 [pid 5970] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5973] set_robust_list(0x55558c717660, 24 [pid 5972] <... openat resumed>) = 3 [pid 5971] <... write resumed>) = 18 [pid 5973] <... set_robust_list resumed>) = 0 [pid 5972] write(3, "1000", 4 [pid 5971] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5970] <... openat resumed>) = 3 [pid 5973] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5972] <... write resumed>) = 4 [pid 5971] <... openat resumed>) = 3 [pid 5970] sendfile(3, 3, NULL, 2097152 [pid 5973] <... prctl resumed>) = 0 [pid 5972] close(3 [pid 5971] sendfile(3, 3, NULL, 2097152 [pid 5972] <... close resumed>) = 0 executing program [pid 5973] setpgid(0, 0 [pid 5972] write(1, "executing program\n", 18 [pid 5973] <... setpgid resumed>) = 0 [pid 5972] <... write resumed>) = 18 [pid 5973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5972] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5972] sendfile(3, 3, NULL, 2097152 [pid 5973] <... openat resumed>) = 3 [pid 5973] write(3, "1000", 4) = 4 executing program [pid 5973] close(3) = 0 [pid 5973] write(1, "executing program\n", 18) = 18 [pid 5973] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5973] sendfile(3, 3, NULL, 2097152 [pid 5972] <... sendfile resumed>) = 2097152 [pid 5972] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5972] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 5972] exit_group(0) = ? [pid 5973] <... sendfile resumed>) = 2097152 [pid 5972] +++ exited with 0 +++ [pid 5971] <... sendfile resumed>) = 2097152 [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5972, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5973] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5971] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5970] <... sendfile resumed>) = 2097152 [pid 5973] <... openat resumed>) = 4 [pid 5971] <... openat resumed>) = 4 [pid 5970] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5973] ioctl(4, BLKBSZSET, [16384] [pid 5971] ioctl(4, BLKBSZSET, [16384] [pid 5970] <... openat resumed>) = 4 [pid 5973] <... ioctl resumed>) = 0 [pid 5971] <... ioctl resumed>) = 0 [pid 5970] ioctl(4, BLKBSZSET, [16384] [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5973] exit_group(0 [pid 5971] exit_group(0 [pid 5970] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5974 attached [pid 5973] <... exit_group resumed>) = ? [pid 5971] <... exit_group resumed>) = ? [pid 5974] set_robust_list(0x55558c717660, 24 [pid 5970] exit_group(0 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5974 [pid 5974] <... set_robust_list resumed>) = 0 [pid 5973] +++ exited with 0 +++ [pid 5971] +++ exited with 0 +++ [pid 5970] <... exit_group resumed>) = ? [pid 5974] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5973, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5971, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5975 attached [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5976 attached [pid 5975] set_robust_list(0x55558c717660, 24) = 0 [pid 5975] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5976 [pid 5975] <... prctl resumed>) = 0 [pid 5976] set_robust_list(0x55558c717660, 24 [pid 5974] <... prctl resumed>) = 0 [pid 5970] +++ exited with 0 +++ [pid 5976] <... set_robust_list resumed>) = 0 [pid 5975] setpgid(0, 0 [pid 5974] setpgid(0, 0 [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5970, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5975 [pid 5976] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5975] <... setpgid resumed>) = 0 [pid 5976] <... prctl resumed>) = 0 [pid 5975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5976] setpgid(0, 0) = 0 [pid 5976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5975] <... openat resumed>) = 3 [pid 5976] write(3, "1000", 4 [pid 5975] write(3, "1000", 4 [pid 5974] <... setpgid resumed>) = 0 [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5976] <... write resumed>) = 4 [pid 5975] <... write resumed>) = 4 [pid 5974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5868] <... restart_syscall resumed>) = 0 [pid 5976] close(3 [pid 5975] close(3 [pid 5976] <... close resumed>) = 0 executing program executing program [pid 5976] write(1, "executing program\n", 18 [pid 5975] <... close resumed>) = 0 [pid 5976] <... write resumed>) = 18 [pid 5975] write(1, "executing program\n", 18 [pid 5976] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5975] <... write resumed>) = 18 [pid 5974] <... openat resumed>) = 3 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5976] <... openat resumed>) = 3 [pid 5975] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5974] write(3, "1000", 4) = 4 [pid 5976] sendfile(3, 3, NULL, 2097152 [pid 5975] <... openat resumed>) = 3 [pid 5974] close(3executing program ) = 0 [pid 5974] write(1, "executing program\n", 18) = 18 [pid 5974] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5974] sendfile(3, 3, NULL, 2097152./strace-static-x86_64: Process 5977 attached [pid 5975] sendfile(3, 3, NULL, 2097152 [pid 5977] set_robust_list(0x55558c717660, 24 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5977 [pid 5977] <... set_robust_list resumed>) = 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 executing program [pid 5977] close(3) = 0 [pid 5977] write(1, "executing program\n", 18) = 18 [pid 5977] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5977] sendfile(3, 3, NULL, 2097152 [pid 5976] <... sendfile resumed>) = 2097152 [pid 5975] <... sendfile resumed>) = 2097152 [pid 5976] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5975] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5976] <... openat resumed>) = 4 [pid 5976] ioctl(4, BLKBSZSET, [16384] [pid 5975] ioctl(4, BLKBSZSET, [16384]) = -1 EBUSY (Device or resource busy) [pid 5975] exit_group(0) = ? [pid 5975] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5975, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 5974] <... sendfile resumed>) = 2097152 [pid 5974] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5977] <... sendfile resumed>) = 2097152 [pid 5976] <... ioctl resumed>) = 0 [pid 5866] <... restart_syscall resumed>) = 0 [pid 5977] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5976] exit_group(0 [pid 5974] <... openat resumed>) = 4 [pid 5977] ioctl(4, BLKBSZSET, [16384] [pid 5976] <... exit_group resumed>) = ? [pid 5974] ioctl(4, BLKBSZSET, [16384] [pid 5977] <... ioctl resumed>) = 0 [pid 5977] exit_group(0) = ? [pid 5976] +++ exited with 0 +++ [pid 5974] <... ioctl resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5977] +++ exited with 0 +++ [pid 5974] exit_group(0 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5976, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5977, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5974] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5978 attached [pid 5978] set_robust_list(0x55558c717660, 24 [pid 5974] +++ exited with 0 +++ [pid 5868] <... restart_syscall resumed>) = 0 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5978 [pid 5865] <... restart_syscall resumed>) = 0 [pid 5978] <... set_robust_list resumed>) = 0 [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5974, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5980 attached ./strace-static-x86_64: Process 5979 attached [pid 5978] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5980] set_robust_list(0x55558c717660, 24 [pid 5979] set_robust_list(0x55558c717660, 24 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5978] setpgid(0, 0 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5979 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5980 [pid 5979] <... set_robust_list resumed>) = 0 [pid 5980] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5981 attached [pid 5979] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5978] <... setpgid resumed>) = 0 [pid 5979] <... prctl resumed>) = 0 [pid 5981] set_robust_list(0x55558c717660, 24 [pid 5980] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5979] setpgid(0, 0 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5981 [pid 5980] <... prctl resumed>) = 0 [pid 5978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5981] <... set_robust_list resumed>) = 0 [pid 5980] setpgid(0, 0 [pid 5979] <... setpgid resumed>) = 0 [pid 5980] <... setpgid resumed>) = 0 [pid 5980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5981] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5978] <... openat resumed>) = 3 [pid 5980] <... openat resumed>) = 3 [pid 5979] <... openat resumed>) = 3 [pid 5981] <... prctl resumed>) = 0 [pid 5978] write(3, "1000", 4 [pid 5980] write(3, "1000", 4 [pid 5981] setpgid(0, 0 [pid 5980] <... write resumed>) = 4 [pid 5979] write(3, "1000", 4 [pid 5978] <... write resumed>) = 4 [pid 5981] <... setpgid resumed>) = 0 [pid 5980] close(3 [pid 5979] <... write resumed>) = 4 [pid 5978] close(3 [pid 5981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5980] <... close resumed>) = 0 executing program executing program [pid 5979] close(3 [pid 5980] write(1, "executing program\n", 18 [pid 5978] <... close resumed>) = 0 [pid 5979] <... close resumed>) = 0 [pid 5979] write(1, "executing program\n", 18 [pid 5980] <... write resumed>) = 18 [pid 5981] <... openat resumed>) = 3 [pid 5980] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5979] <... write resumed>) = 18 [pid 5980] <... openat resumed>) = 3 executing program [pid 5978] write(1, "executing program\n", 18 [pid 5979] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5981] write(3, "1000", 4 [pid 5978] <... write resumed>) = 18 [pid 5981] <... write resumed>) = 4 [pid 5979] <... openat resumed>) = 3 [pid 5981] close(3 [pid 5980] sendfile(3, 3, NULL, 2097152 [pid 5978] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5981] <... close resumed>) = 0 executing program [pid 5979] sendfile(3, 3, NULL, 2097152 [pid 5981] write(1, "executing program\n", 18) = 18 [pid 5978] <... openat resumed>) = 3 [pid 5981] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5978] sendfile(3, 3, NULL, 2097152 [pid 5981] <... openat resumed>) = 3 [pid 5981] sendfile(3, 3, NULL, 2097152 [pid 5979] <... sendfile resumed>) = 2097152 [pid 5979] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5979] ioctl(4, BLKBSZSET, [16384] [pid 5981] <... sendfile resumed>) = 2097152 [pid 5979] <... ioctl resumed>) = 0 [pid 5981] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5979] exit_group(0 [pid 5981] <... openat resumed>) = 4 [pid 5981] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 5979] <... exit_group resumed>) = ? [pid 5980] <... sendfile resumed>) = 2097152 [pid 5979] +++ exited with 0 +++ [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5979, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5981] exit_group(0) = ? [pid 5981] +++ exited with 0 +++ [pid 5980] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5981, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 5980] <... openat resumed>) = 4 [pid 5980] ioctl(4, BLKBSZSET, [16384] [pid 5978] <... sendfile resumed>) = 2097152 [pid 5978] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5980] <... ioctl resumed>) = 0 [pid 5978] <... openat resumed>) = 4 [pid 5980] exit_group(0 [pid 5870] <... restart_syscall resumed>) = 0 [pid 5868] <... restart_syscall resumed>) = 0 [pid 5978] ioctl(4, BLKBSZSET, [16384] [pid 5980] <... exit_group resumed>) = ? [pid 5978] <... ioctl resumed>) = 0 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5978] exit_group(0 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5982 ./strace-static-x86_64: Process 5982 attached [pid 5980] +++ exited with 0 +++ [pid 5978] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5983 attached [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5980, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5983] set_robust_list(0x55558c717660, 24 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5983 [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 5983] <... set_robust_list resumed>) = 0 [pid 5983] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5982] set_robust_list(0x55558c717660, 24 [pid 5978] +++ exited with 0 +++ [pid 5865] <... restart_syscall resumed>) = 0 [pid 5983] setpgid(0, 0) = 0 [pid 5983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5982] <... set_robust_list resumed>) = 0 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5978, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5983] <... openat resumed>) = 3 [pid 5982] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5983] write(3, "1000", 4 [pid 5982] <... prctl resumed>) = 0 [pid 5982] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 5984 attached [pid 5983] <... write resumed>) = 4 [pid 5983] close(3 [pid 5982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5984 [pid 5984] set_robust_list(0x55558c717660, 24 [pid 5983] <... close resumed>) = 0 [pid 5982] <... openat resumed>) = 3 executing program [pid 5984] <... set_robust_list resumed>) = 0 [pid 5983] write(1, "executing program\n", 18 [pid 5982] write(3, "1000", 4 [pid 5983] <... write resumed>) = 18 [pid 5983] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5983] sendfile(3, 3, NULL, 2097152./strace-static-x86_64: Process 5985 attached [pid 5984] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5982] <... write resumed>) = 4 [pid 5985] set_robust_list(0x55558c717660, 24 [pid 5982] close(3 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5985 [pid 5985] <... set_robust_list resumed>) = 0 [pid 5982] <... close resumed>) = 0 executing program [pid 5985] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5982] write(1, "executing program\n", 18) = 18 [pid 5982] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5985] <... prctl resumed>) = 0 [pid 5982] <... openat resumed>) = 3 [pid 5985] setpgid(0, 0 [pid 5982] sendfile(3, 3, NULL, 2097152 [pid 5985] <... setpgid resumed>) = 0 [pid 5985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5984] <... prctl resumed>) = 0 [pid 5985] <... openat resumed>) = 3 [pid 5984] setpgid(0, 0) = 0 [pid 5984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5985] write(3, "1000", 4) = 4 [pid 5985] close(3executing program ) = 0 [pid 5984] <... openat resumed>) = 3 [pid 5985] write(1, "executing program\n", 18) = 18 [pid 5985] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5984] write(3, "1000", 4 [pid 5985] <... openat resumed>) = 3 [pid 5984] <... write resumed>) = 4 [pid 5984] close(3) = 0 [pid 5984] write(1, "executing program\n", 18executing program [pid 5985] sendfile(3, 3, NULL, 2097152 [pid 5984] <... write resumed>) = 18 [pid 5984] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5984] sendfile(3, 3, NULL, 2097152 [pid 5985] <... sendfile resumed>) = 2097152 [pid 5985] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5984] <... sendfile resumed>) = 2097152 [pid 5983] <... sendfile resumed>) = 2097152 [pid 5982] <... sendfile resumed>) = 2097152 [pid 5985] <... openat resumed>) = 4 [pid 5984] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5985] ioctl(4, BLKBSZSET, [16384] [pid 5984] <... openat resumed>) = 4 [pid 5983] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5982] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5984] ioctl(4, BLKBSZSET, [16384] [pid 5983] <... openat resumed>) = 4 [pid 5982] <... openat resumed>) = 4 [pid 5984] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5983] ioctl(4, BLKBSZSET, [16384] [pid 5982] ioctl(4, BLKBSZSET, [16384] [pid 5984] exit_group(0 [pid 5983] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5982] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 5984] <... exit_group resumed>) = ? [pid 5983] exit_group(0 [pid 5982] exit_group(0) = ? [pid 5983] <... exit_group resumed>) = ? [pid 5982] +++ exited with 0 +++ [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5982, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5983] +++ exited with 0 +++ [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5983, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5870] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5984] +++ exited with 0 +++ [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5984, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5986 [pid 5865] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5986 attached [pid 5868] <... restart_syscall resumed>) = 0 [pid 5865] <... restart_syscall resumed>) = 0 [pid 5986] set_robust_list(0x55558c717660, 24) = 0 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5986] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5987 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5987 attached [pid 5986] setpgid(0, 0./strace-static-x86_64: Process 5988 attached [pid 5985] <... ioctl resumed>) = 0 [pid 5987] set_robust_list(0x55558c717660, 24 [pid 5986] <... setpgid resumed>) = 0 [pid 5988] set_robust_list(0x55558c717660, 24 [pid 5987] <... set_robust_list resumed>) = 0 [pid 5986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5985] exit_group(0 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5988 [pid 5988] <... set_robust_list resumed>) = 0 [pid 5987] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5988] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5987] <... prctl resumed>) = 0 [pid 5985] <... exit_group resumed>) = ? [pid 5988] <... prctl resumed>) = 0 [pid 5988] setpgid(0, 0 [pid 5987] setpgid(0, 0) = 0 [pid 5987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5987] write(3, "1000", 4 [pid 5988] <... setpgid resumed>) = 0 [pid 5986] <... openat resumed>) = 3 [pid 5985] +++ exited with 0 +++ [pid 5988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5987] <... write resumed>) = 4 [pid 5986] write(3, "1000", 4 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5985, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5987] close(3 [pid 5988] <... openat resumed>) = 3 [pid 5987] <... close resumed>) = 0 [pid 5986] <... write resumed>) = 4 [pid 5987] write(1, "executing program\n", 18 [pid 5986] close(3executing program executing program ) = 0 [pid 5988] write(3, "1000", 4 [pid 5987] <... write resumed>) = 18 [pid 5986] write(1, "executing program\n", 18 [pid 5988] <... write resumed>) = 4 [pid 5987] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5986] <... write resumed>) = 18 executing program [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5988] close(3 [pid 5987] <... openat resumed>) = 3 [pid 5986] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5988] <... close resumed>) = 0 [pid 5988] write(1, "executing program\n", 18) = 18 [pid 5987] sendfile(3, 3, NULL, 2097152 [pid 5986] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5989 attached [pid 5988] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5989] set_robust_list(0x55558c717660, 24 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5989 [pid 5989] <... set_robust_list resumed>) = 0 [pid 5989] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5989] setpgid(0, 0) = 0 [pid 5989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5989] write(3, "1000", 4) = 4 [pid 5989] close(3executing program ) = 0 [pid 5989] write(1, "executing program\n", 18) = 18 [pid 5989] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5988] <... openat resumed>) = 3 [pid 5986] sendfile(3, 3, NULL, 2097152 [pid 5988] sendfile(3, 3, NULL, 2097152 [pid 5989] <... openat resumed>) = 3 [pid 5989] sendfile(3, 3, NULL, 2097152 [pid 5987] <... sendfile resumed>) = 2097152 [pid 5988] <... sendfile resumed>) = 2097152 [pid 5987] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5989] <... sendfile resumed>) = 2097152 [pid 5988] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5986] <... sendfile resumed>) = 2097152 [pid 5987] ioctl(4, BLKBSZSET, [16384] [pid 5989] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5986] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5986] ioctl(4, BLKBSZSET, [16384] [pid 5989] <... openat resumed>) = 4 [pid 5988] <... openat resumed>) = 4 [pid 5987] <... ioctl resumed>) = 0 [pid 5989] ioctl(4, BLKBSZSET, [16384] [pid 5988] ioctl(4, BLKBSZSET, [16384] [pid 5989] <... ioctl resumed>) = 0 [pid 5988] <... ioctl resumed>) = 0 [pid 5989] exit_group(0 [pid 5986] <... ioctl resumed>) = 0 [pid 5989] <... exit_group resumed>) = ? [pid 5988] exit_group(0 [pid 5986] exit_group(0) = ? [pid 5988] <... exit_group resumed>) = ? [pid 5986] +++ exited with 0 +++ [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5986, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5989] +++ exited with 0 +++ [pid 5988] +++ exited with 0 +++ [pid 5987] exit_group(0) = ? [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5989, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5988, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5987] +++ exited with 0 +++ [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5990 attached [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5987, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- ./strace-static-x86_64: Process 5991 attached [pid 5990] set_robust_list(0x55558c717660, 24 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5990 [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5991] set_robust_list(0x55558c717660, 24./strace-static-x86_64: Process 5992 attached ) = 0 [pid 5990] <... set_robust_list resumed>) = 0 [pid 5868] <... restart_syscall resumed>) = 0 [pid 5991] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5991 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5992 [pid 5991] <... prctl resumed>) = 0 [pid 5991] setpgid(0, 0) = 0 [pid 5992] set_robust_list(0x55558c717660, 24 [pid 5990] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5992] <... set_robust_list resumed>) = 0 [pid 5991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5990] <... prctl resumed>) = 0 [pid 5992] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5990] setpgid(0, 0 [pid 5992] <... prctl resumed>) = 0 [pid 5991] <... openat resumed>) = 3 [pid 5990] <... setpgid resumed>) = 0 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5992] setpgid(0, 0 [pid 5991] write(3, "1000", 4 [pid 5992] <... setpgid resumed>) = 0 [pid 5992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 5993 attached [pid 5992] <... openat resumed>) = 3 [pid 5993] set_robust_list(0x55558c717660, 24 [pid 5992] write(3, "1000", 4 [pid 5991] <... write resumed>) = 4 [pid 5990] write(3, "1000", 4 [pid 5993] <... set_robust_list resumed>) = 0 [pid 5992] <... write resumed>) = 4 [pid 5991] close(3 [pid 5990] <... write resumed>) = 4 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5993 [pid 5993] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5992] close(3 [pid 5991] <... close resumed>) = 0 [pid 5990] close(3 [pid 5993] setpgid(0, 0 [pid 5992] <... close resumed>) = 0 executing program [pid 5991] write(1, "executing program\n", 18 [pid 5990] <... close resumed>) = 0 [pid 5993] <... setpgid resumed>) = 0 [pid 5992] write(1, "executing program\n", 18 [pid 5991] <... write resumed>) = 18 [pid 5990] write(1, "executing program\n", 18executing program executing program [pid 5993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5992] <... write resumed>) = 18 [pid 5991] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5990] <... write resumed>) = 18 [pid 5990] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5993] <... openat resumed>) = 3 [pid 5992] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5991] <... openat resumed>) = 3 [pid 5992] <... openat resumed>) = 3 [pid 5990] <... openat resumed>) = 3 [pid 5993] write(3, "1000", 4 [pid 5992] sendfile(3, 3, NULL, 2097152 [pid 5991] sendfile(3, 3, NULL, 2097152 [pid 5990] sendfile(3, 3, NULL, 2097152 [pid 5993] <... write resumed>) = 4 [pid 5993] close(3) = 0 executing program [pid 5993] write(1, "executing program\n", 18) = 18 [pid 5993] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 5993] sendfile(3, 3, NULL, 2097152 [pid 5992] <... sendfile resumed>) = 2097152 [pid 5992] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5992] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 5993] <... sendfile resumed>) = 2097152 [pid 5991] <... sendfile resumed>) = 2097152 [pid 5990] <... sendfile resumed>) = 2097152 [pid 5992] exit_group(0 [pid 5991] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5993] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5990] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5993] <... openat resumed>) = 4 [pid 5992] <... exit_group resumed>) = ? [pid 5991] <... openat resumed>) = 4 [pid 5990] <... openat resumed>) = 4 [pid 5993] ioctl(4, BLKBSZSET, [16384] [pid 5990] ioctl(4, BLKBSZSET, [16384] [pid 5993] <... ioctl resumed>) = 0 [pid 5990] <... ioctl resumed>) = 0 [pid 5993] exit_group(0 [pid 5991] ioctl(4, BLKBSZSET, [16384] [pid 5990] exit_group(0 [pid 5993] <... exit_group resumed>) = ? [pid 5990] <... exit_group resumed>) = ? [pid 5992] +++ exited with 0 +++ [pid 5991] <... ioctl resumed>) = 0 [pid 5991] exit_group(0) = ? [pid 5993] +++ exited with 0 +++ [pid 5991] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5992, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5993, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5990] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5991, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5868] <... restart_syscall resumed>) = 0 [pid 5865] <... restart_syscall resumed>) = 0 [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5990, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5870] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5994 attached ) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5995 attached [pid 5994] set_robust_list(0x55558c717660, 24 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5994 [pid 5995] set_robust_list(0x55558c717660, 24 [pid 5994] <... set_robust_list resumed>) = 0 [pid 5995] <... set_robust_list resumed>) = 0 [pid 5994] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5995 ./strace-static-x86_64: Process 5996 attached [pid 5995] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5994] <... prctl resumed>) = 0 [pid 5994] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 5997 attached [pid 5994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5995] <... prctl resumed>) = 0 [pid 5995] setpgid(0, 0 [pid 5994] <... openat resumed>) = 3 [pid 5995] <... setpgid resumed>) = 0 [pid 5995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5997] set_robust_list(0x55558c717660, 24 [pid 5996] set_robust_list(0x55558c717660, 24 [pid 5994] write(3, "1000", 4 [pid 5997] <... set_robust_list resumed>) = 0 [pid 5996] <... set_robust_list resumed>) = 0 [pid 5995] <... openat resumed>) = 3 [pid 5994] <... write resumed>) = 4 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 5996 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 5997 [pid 5997] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5996] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5994] close(3 [pid 5997] <... prctl resumed>) = 0 [pid 5996] <... prctl resumed>) = 0 [pid 5995] write(3, "1000", 4 [pid 5994] <... close resumed>) = 0 executing program [pid 5997] setpgid(0, 0 [pid 5996] setpgid(0, 0 [pid 5995] <... write resumed>) = 4 [pid 5994] write(1, "executing program\n", 18 [pid 5997] <... setpgid resumed>) = 0 [pid 5996] <... setpgid resumed>) = 0 [pid 5995] close(3 [pid 5994] <... write resumed>) = 18 [pid 5997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5995] <... close resumed>) = 0 [pid 5994] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5997] <... openat resumed>) = 3 [pid 5995] write(1, "executing program\n", 18executing program [pid 5996] <... openat resumed>) = 3 [pid 5997] write(3, "1000", 4 [pid 5995] <... write resumed>) = 18 [pid 5994] <... openat resumed>) = 3 [pid 5996] write(3, "1000", 4) = 4 [pid 5995] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5997] <... write resumed>) = 4 [pid 5994] sendfile(3, 3, NULL, 2097152 [pid 5997] close(3 [pid 5996] close(3 [pid 5997] <... close resumed>) = 0 [pid 5996] <... close resumed>) = 0 [pid 5997] write(1, "executing program\n", 18 [pid 5996] write(1, "executing program\n", 18 [pid 5997] <... write resumed>) = 18 [pid 5996] <... write resumed>) = 18 [pid 5997] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5996] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5997] <... openat resumed>) = 3 [pid 5996] <... openat resumed>) = 3 executing program executing program [pid 5997] sendfile(3, 3, NULL, 2097152 [pid 5996] sendfile(3, 3, NULL, 2097152 [pid 5995] <... openat resumed>) = 3 [pid 5995] sendfile(3, 3, NULL, 2097152 [pid 5994] <... sendfile resumed>) = 2097152 [pid 5994] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5994] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 5997] <... sendfile resumed>) = 2097152 [pid 5996] <... sendfile resumed>) = 2097152 [pid 5995] <... sendfile resumed>) = 2097152 [pid 5997] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5996] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5995] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5994] exit_group(0 [pid 5996] <... openat resumed>) = 4 [pid 5995] <... openat resumed>) = 4 [pid 5996] ioctl(4, BLKBSZSET, [16384] [pid 5995] ioctl(4, BLKBSZSET, [16384] [pid 5994] <... exit_group resumed>) = ? [pid 5997] ioctl(4, BLKBSZSET, [16384] [pid 5996] <... ioctl resumed>) = 0 [pid 5995] <... ioctl resumed>) = 0 [pid 5994] +++ exited with 0 +++ [pid 5997] <... ioctl resumed>) = 0 [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5994, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5997] exit_group(0 [pid 5996] exit_group(0 [pid 5995] exit_group(0 [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5997] <... exit_group resumed>) = ? [pid 5996] <... exit_group resumed>) = ? [pid 5995] <... exit_group resumed>) = ? [pid 5997] +++ exited with 0 +++ [pid 5996] +++ exited with 0 +++ [pid 5995] +++ exited with 0 +++ [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5996, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5997, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5995, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 5870] <... restart_syscall resumed>) = 0 [pid 5868] <... restart_syscall resumed>) = 0 [pid 5866] <... restart_syscall resumed>) = 0 [pid 5865] <... restart_syscall resumed>) = 0 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5998 attached [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 5998 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6000 attached ./strace-static-x86_64: Process 5999 attached [pid 5998] set_robust_list(0x55558c717660, 24./strace-static-x86_64: Process 6001 attached [pid 6000] set_robust_list(0x55558c717660, 24 [pid 5998] <... set_robust_list resumed>) = 0 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 6000 [pid 6001] set_robust_list(0x55558c717660, 24) = 0 [pid 5999] set_robust_list(0x55558c717660, 24 [pid 5998] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 5999 [pid 6000] <... set_robust_list resumed>) = 0 [pid 5999] <... set_robust_list resumed>) = 0 [pid 6001] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6000] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5999] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5998] <... prctl resumed>) = 0 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 6001 [pid 5998] setpgid(0, 0 [pid 6001] <... prctl resumed>) = 0 [pid 6000] <... prctl resumed>) = 0 [pid 5999] <... prctl resumed>) = 0 [pid 6001] setpgid(0, 0 [pid 6000] setpgid(0, 0 [pid 5999] setpgid(0, 0 [pid 5998] <... setpgid resumed>) = 0 [pid 6001] <... setpgid resumed>) = 0 [pid 6000] <... setpgid resumed>) = 0 [pid 5999] <... setpgid resumed>) = 0 [pid 5998] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6001] <... openat resumed>) = 3 [pid 6000] <... openat resumed>) = 3 [pid 5999] <... openat resumed>) = 3 [pid 5999] write(3, "1000", 4 [pid 6000] write(3, "1000", 4 [pid 5999] <... write resumed>) = 4 [pid 6000] <... write resumed>) = 4 [pid 5999] close(3 [pid 6000] close(3 [pid 5999] <... close resumed>) = 0 [pid 6001] write(3, "1000", 4 [pid 6000] <... close resumed>) = 0 [pid 5999] write(1, "executing program\n", 18 [pid 5998] <... openat resumed>) = 3 [pid 6001] <... write resumed>) = 4 executing program [pid 5998] write(3, "1000", 4 [pid 6000] write(1, "executing program\n", 18 [pid 5999] <... write resumed>) = 18 [pid 6001] close(3executing program [pid 5998] <... write resumed>) = 4 [pid 6000] <... write resumed>) = 18 [pid 6000] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6001] <... close resumed>) = 0 executing program [pid 5999] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5998] close(3 [pid 6001] write(1, "executing program\n", 18 [pid 6000] <... openat resumed>) = 3 [pid 5999] <... openat resumed>) = 3 [pid 5998] <... close resumed>) = 0 [pid 6001] <... write resumed>) = 18 executing program [pid 6000] sendfile(3, 3, NULL, 2097152 [pid 5999] sendfile(3, 3, NULL, 2097152 [pid 5998] write(1, "executing program\n", 18 [pid 6001] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5998] <... write resumed>) = 18 [pid 6001] <... openat resumed>) = 3 [pid 5998] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6001] sendfile(3, 3, NULL, 2097152 [pid 5998] <... openat resumed>) = 3 [pid 5998] sendfile(3, 3, NULL, 2097152 [pid 6000] <... sendfile resumed>) = 2097152 [pid 6000] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5999] <... sendfile resumed>) = 2097152 [pid 6000] <... openat resumed>) = 4 [pid 5999] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6000] ioctl(4, BLKBSZSET, [16384] [pid 5999] <... openat resumed>) = 4 [pid 5999] ioctl(4, BLKBSZSET, [16384]) = -1 EBUSY (Device or resource busy) [pid 5999] exit_group(0 [pid 6001] <... sendfile resumed>) = 2097152 [pid 6000] <... ioctl resumed>) = 0 [pid 6001] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6000] exit_group(0 [pid 5999] <... exit_group resumed>) = ? [pid 6001] <... openat resumed>) = 4 [pid 6000] <... exit_group resumed>) = ? [pid 6000] +++ exited with 0 +++ [pid 6001] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 6001] exit_group(0 [pid 5999] +++ exited with 0 +++ [pid 5998] <... sendfile resumed>) = 2097152 [pid 6001] <... exit_group resumed>) = ? [pid 6001] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6001, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6000, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5999, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 6002 attached [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 6002 [pid 5998] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6002] set_robust_list(0x55558c717660, 24 [pid 5866] <... restart_syscall resumed>) = 0 [pid 5865] <... restart_syscall resumed>) = 0 [pid 6002] <... set_robust_list resumed>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6002] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5998] <... openat resumed>) = 4 [pid 6002] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 6003 attached [pid 6002] setpgid(0, 0 [pid 5998] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6003] set_robust_list(0x55558c717660, 24 [pid 6002] <... setpgid resumed>) = 0 [pid 5998] exit_group(0 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 6003 ./strace-static-x86_64: Process 6004 attached [pid 6003] <... set_robust_list resumed>) = 0 [pid 6004] set_robust_list(0x55558c717660, 24 [pid 6003] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5998] <... exit_group resumed>) = ? [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 6004 [pid 6004] <... set_robust_list resumed>) = 0 [pid 6003] <... prctl resumed>) = 0 [pid 6004] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6003] setpgid(0, 0 [pid 6002] <... openat resumed>) = 3 [pid 5998] +++ exited with 0 +++ [pid 6003] <... setpgid resumed>) = 0 [pid 6004] setpgid(0, 0 [pid 6002] write(3, "1000", 4 [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5998, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6004] <... setpgid resumed>) = 0 [pid 6003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6002] <... write resumed>) = 4 [pid 6004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6002] close(3) = 0 [pid 6004] <... openat resumed>) = 3 [pid 6003] <... openat resumed>) = 3 [pid 6002] write(1, "executing program\n", 18 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6003] write(3, "1000", 4) = 4 executing program [pid 6003] close(3./strace-static-x86_64: Process 6005 attached [pid 6004] write(3, "1000", 4 [pid 6003] <... close resumed>) = 0 executing program [pid 6002] <... write resumed>) = 18 [pid 6004] <... write resumed>) = 4 [pid 6003] write(1, "executing program\n", 18 [pid 6004] close(3 [pid 6002] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 6005 [pid 6004] <... close resumed>) = 0 [pid 6003] <... write resumed>) = 18 [pid 6005] set_robust_list(0x55558c717660, 24 [pid 6004] write(1, "executing program\n", 18 [pid 6003] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNCexecuting program [pid 6002] <... openat resumed>) = 3 [pid 6005] <... set_robust_list resumed>) = 0 [pid 6004] <... write resumed>) = 18 [pid 6003] <... openat resumed>) = 3 [pid 6003] sendfile(3, 3, NULL, 2097152 [pid 6005] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6004] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6002] sendfile(3, 3, NULL, 2097152 [pid 6004] <... openat resumed>) = 3 [pid 6004] sendfile(3, 3, NULL, 2097152 [pid 6005] <... prctl resumed>) = 0 [pid 6005] setpgid(0, 0) = 0 [pid 6005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6005] write(3, "1000", 4) = 4 [pid 6005] close(3) = 0 [pid 6005] write(1, "executing program\n", 18executing program ) = 18 [pid 6005] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 6005] sendfile(3, 3, NULL, 2097152 [pid 6004] <... sendfile resumed>) = 2097152 [pid 6003] <... sendfile resumed>) = 2097152 [pid 6002] <... sendfile resumed>) = 2097152 [pid 6002] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6004] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6002] <... openat resumed>) = 4 [pid 6004] <... openat resumed>) = 4 [pid 6004] ioctl(4, BLKBSZSET, [16384] [pid 6002] ioctl(4, BLKBSZSET, [16384]) = -1 EBUSY (Device or resource busy) [pid 6002] exit_group(0 [pid 6005] <... sendfile resumed>) = 2097152 [pid 6004] <... ioctl resumed>) = 0 [pid 6003] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6005] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6003] <... openat resumed>) = 4 [pid 6002] <... exit_group resumed>) = ? [pid 6005] <... openat resumed>) = 4 [pid 6004] exit_group(0) = ? [pid 6005] ioctl(4, BLKBSZSET, [16384] [pid 6004] +++ exited with 0 +++ [pid 6003] ioctl(4, BLKBSZSET, [16384] [pid 6002] +++ exited with 0 +++ [pid 6005] <... ioctl resumed>) = 0 [pid 6003] <... ioctl resumed>) = 0 [pid 6005] exit_group(0 [pid 6003] exit_group(0 [pid 5866] --- 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 6005] <... exit_group resumed>) = ? [pid 6003] <... exit_group resumed>) = ? [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6002, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 6005] +++ exited with 0 +++ [pid 6003] +++ exited with 0 +++ [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6005, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6003, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 5870] <... restart_syscall resumed>) = 0 [pid 5868] <... restart_syscall resumed>) = 0 [pid 5866] <... restart_syscall resumed>) = 0 [pid 5865] <... restart_syscall resumed>) = 0 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6007 attached ./strace-static-x86_64: Process 6006 attached [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6008 attached [pid 6007] set_robust_list(0x55558c717660, 24 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 6006 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 6007 [pid 6007] <... set_robust_list resumed>) = 0 [pid 6006] set_robust_list(0x55558c717660, 24 [pid 6008] set_robust_list(0x55558c717660, 24) = 0 [pid 6008] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 6009 attached ) = 0 [pid 6007] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6006] <... set_robust_list resumed>) = 0 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 6008 [pid 6008] setpgid(0, 0 [pid 6009] set_robust_list(0x55558c717660, 24 [pid 6008] <... setpgid resumed>) = 0 [pid 6007] <... prctl resumed>) = 0 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 6009 [pid 6009] <... set_robust_list resumed>) = 0 [pid 6008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6007] setpgid(0, 0 [pid 6006] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6009] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6007] <... setpgid resumed>) = 0 [pid 6009] <... prctl resumed>) = 0 [pid 6008] <... openat resumed>) = 3 [pid 6007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6006] <... prctl resumed>) = 0 [pid 6008] write(3, "1000", 4 [pid 6009] setpgid(0, 0 [pid 6008] <... write resumed>) = 4 [pid 6007] <... openat resumed>) = 3 [pid 6006] setpgid(0, 0 [pid 6009] <... setpgid resumed>) = 0 [pid 6008] close(3 [pid 6007] write(3, "1000", 4 [pid 6009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6008] <... close resumed>) = 0 [pid 6007] <... write resumed>) = 4 [pid 6006] <... setpgid resumed>) = 0 [pid 6008] write(1, "executing program\n", 18 [pid 6007] close(3executing program [pid 6009] <... openat resumed>) = 3 [pid 6008] <... write resumed>) = 18 [pid 6007] <... close resumed>) = 0 [pid 6006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6008] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC executing program [pid 6007] write(1, "executing program\n", 18 [pid 6009] write(3, "1000", 4 [pid 6008] <... openat resumed>) = 3 [pid 6007] <... write resumed>) = 18 [pid 6009] <... write resumed>) = 4 [pid 6009] close(3 [pid 6007] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6009] <... close resumed>) = 0 [pid 6008] sendfile(3, 3, NULL, 2097152 [pid 6007] <... openat resumed>) = 3 [pid 6009] write(1, "executing program\n", 18 [pid 6006] <... openat resumed>) = 3 executing program [pid 6006] write(3, "1000", 4 [pid 6009] <... write resumed>) = 18 [pid 6007] sendfile(3, 3, NULL, 2097152 [pid 6006] <... write resumed>) = 4 [pid 6009] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 6009] sendfile(3, 3, NULL, 2097152 [pid 6006] close(3) = 0 executing program [pid 6006] write(1, "executing program\n", 18) = 18 [pid 6006] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 6006] sendfile(3, 3, NULL, 2097152 [pid 6007] <... sendfile resumed>) = 2097152 [pid 6008] <... sendfile resumed>) = 2097152 [pid 6008] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6007] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6008] <... openat resumed>) = 4 [pid 6007] <... openat resumed>) = 4 [pid 6008] ioctl(4, BLKBSZSET, [16384] [pid 6007] ioctl(4, BLKBSZSET, [16384] [pid 6008] <... ioctl resumed>) = -1 EBUSY (Device or resource busy) [pid 6008] exit_group(0) = ? [pid 6008] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6008, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6010 attached [pid 6007] <... ioctl resumed>) = 0 [pid 6006] <... sendfile resumed>) = 2097152 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 6010 [pid 6009] <... sendfile resumed>) = 2097152 [pid 6010] set_robust_list(0x55558c717660, 24executing program [pid 6007] exit_group(0 [pid 6009] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6010] <... set_robust_list resumed>) = 0 [pid 6007] <... exit_group resumed>) = ? [pid 6006] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6009] <... openat resumed>) = 4 [pid 6010] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6007] +++ exited with 0 +++ [pid 6010] <... prctl resumed>) = 0 [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6007, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 6006] <... openat resumed>) = 4 [pid 6010] setpgid(0, 0 [pid 6009] ioctl(4, BLKBSZSET, [16384] [pid 6010] <... setpgid resumed>) = 0 [pid 6006] ioctl(4, BLKBSZSET, [16384] [pid 6010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6006] <... ioctl resumed>) = 0 [pid 6010] <... openat resumed>) = 3 [pid 6010] write(3, "1000", 4 [pid 6006] exit_group(0 [pid 6010] <... write resumed>) = 4 [pid 6009] <... ioctl resumed>) = 0 [pid 6006] <... exit_group resumed>) = ? [pid 6010] close(3) = 0 [pid 6010] write(1, "executing program\n", 18) = 18 [pid 6009] exit_group(0) = ? [pid 6010] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6009] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6009, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6010] <... openat resumed>) = 3 [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 6010] sendfile(3, 3, NULL, 2097152 [pid 5868] <... restart_syscall resumed>) = 0 [pid 6010] <... sendfile resumed>) = 2097152 [pid 6006] +++ exited with 0 +++ [pid 5865] <... restart_syscall resumed>) = 0 [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6006, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6010] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6012 attached ./strace-static-x86_64: Process 6011 attached [pid 6010] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 6012] set_robust_list(0x55558c717660, 24 [pid 6011] set_robust_list(0x55558c717660, 24 [pid 6010] exit_group(0 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6012] <... set_robust_list resumed>) = 0 [pid 6011] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 6013 attached [pid 6012] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6010] <... exit_group resumed>) = ? [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 6011 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 6012 executing program [pid 6013] set_robust_list(0x55558c717660, 24 [pid 6011] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6012] <... prctl resumed>) = 0 [pid 6011] <... prctl resumed>) = 0 [pid 6011] setpgid(0, 0) = 0 [pid 6013] <... set_robust_list resumed>) = 0 [pid 6013] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6013] setpgid(0, 0) = 0 [pid 6013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6013] write(3, "1000", 4) = 4 [pid 6013] close(3) = 0 [pid 6013] write(1, "executing program\n", 18) = 18 [pid 6013] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 6010] +++ exited with 0 +++ [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 6013 [pid 6013] sendfile(3, 3, NULL, 2097152 [pid 6012] setpgid(0, 0 [pid 6011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6010, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6012] <... setpgid resumed>) = 0 [pid 6012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 6011] <... openat resumed>) = 3 [pid 6012] <... openat resumed>) = 3 [pid 6011] write(3, "1000", 4) = 4 [pid 6011] close(3) = 0 [pid 6012] write(3, "1000", 4 [pid 6011] write(1, "executing program\n", 18 [pid 6012] <... write resumed>) = 4 [pid 6011] <... write resumed>) = 18 [pid 6012] close(3 [pid 6011] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6012] <... close resumed>) = 0 [pid 6012] write(1, "executing program\n", 18executing program [pid 6011] <... openat resumed>) = 3 [pid 6012] <... write resumed>) = 18 [pid 6012] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6011] sendfile(3, 3, NULL, 2097152 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6014 attached , child_tidptr=0x55558c717650) = 6014 [pid 6014] set_robust_list(0x55558c717660, 24 [pid 6012] <... openat resumed>) = 3 [pid 6014] <... set_robust_list resumed>) = 0 [pid 6012] sendfile(3, 3, NULL, 2097152 [pid 6014] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6014] setpgid(0, 0) = 0 [pid 6014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6014] write(3, "1000", 4) = 4 [pid 6014] close(3) = 0 [pid 6014] write(1, "executing program\n", 18executing program ) = 18 [pid 6014] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 6014] sendfile(3, 3, NULL, 2097152 [pid 6013] <... sendfile resumed>) = 2097152 [pid 6013] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 6013] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 6012] <... sendfile resumed>) = 2097152 [pid 6011] <... sendfile resumed>) = 2097152 [pid 6012] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 6013] exit_group(0 [pid 6012] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 6014] <... sendfile resumed>) = 2097152 [pid 6012] exit_group(0 [pid 6011] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6014] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6013] <... exit_group resumed>) = ? [pid 6012] <... exit_group resumed>) = ? [pid 6013] +++ exited with 0 +++ [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6013, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6012] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6012, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6014] <... openat resumed>) = 4 [pid 6011] <... openat resumed>) = 4 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 6014] ioctl(4, BLKBSZSET, [16384] [pid 6011] ioctl(4, BLKBSZSET, [16384] [pid 5865] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 6015 attached [pid 6014] <... ioctl resumed>) = 0 [pid 6011] <... ioctl resumed>) = 0 [pid 6015] set_robust_list(0x55558c717660, 24 [pid 6014] exit_group(0 [pid 6011] exit_group(0 [pid 6015] <... set_robust_list resumed>) = 0 [pid 6014] <... exit_group resumed>) = ? [pid 6011] <... exit_group resumed>) = ? [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 6015 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6015] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 6016 attached [pid 6014] +++ exited with 0 +++ [pid 6015] <... prctl resumed>) = 0 [pid 6015] setpgid(0, 0) = 0 [pid 6016] set_robust_list(0x55558c717660, 24 [pid 6015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6014, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6016] <... set_robust_list resumed>) = 0 [pid 6015] <... openat resumed>) = 3 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6011] +++ exited with 0 +++ [pid 6016] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6011, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 6015] write(3, "1000", 4) = 4 [pid 6015] close(3./strace-static-x86_64: Process 6017 attached [pid 6016] <... prctl resumed>) = 0 [pid 6015] <... close resumed>) = 0 executing program [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 6016 [pid 6017] set_robust_list(0x55558c717660, 24 [pid 6015] write(1, "executing program\n", 18) = 18 [pid 6017] <... set_robust_list resumed>) = 0 [pid 6015] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6017] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6015] <... openat resumed>) = 3 [pid 6017] <... prctl resumed>) = 0 [pid 6016] setpgid(0, 0 [pid 5868] <... restart_syscall resumed>) = 0 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 6017 [pid 6017] setpgid(0, 0 [pid 6016] <... setpgid resumed>) = 0 [pid 6015] sendfile(3, 3, NULL, 2097152 [pid 6017] <... setpgid resumed>) = 0 [pid 6016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6017] write(3, "1000", 4) = 4 [pid 6017] close(3 [pid 6016] <... openat resumed>) = 3 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6017] <... close resumed>) = 0 [pid 6016] write(3, "1000", 4executing program ./strace-static-x86_64: Process 6018 attached [pid 6017] write(1, "executing program\n", 18 [pid 6016] <... write resumed>) = 4 [pid 6018] set_robust_list(0x55558c717660, 24 [pid 6017] <... write resumed>) = 18 [pid 6016] close(3 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 6018 [pid 6018] <... set_robust_list resumed>) = 0 [pid 6017] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6016] <... close resumed>) = 0 [pid 6018] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6017] <... openat resumed>) = 3 [pid 6016] write(1, "executing program\n", 18 [pid 6018] <... prctl resumed>) = 0 executing program [pid 6018] setpgid(0, 0 [pid 6016] <... write resumed>) = 18 [pid 6018] <... setpgid resumed>) = 0 [pid 6017] sendfile(3, 3, NULL, 2097152 [pid 6016] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6016] <... openat resumed>) = 3 [pid 6018] write(3, "1000", 4) = 4 [pid 6016] sendfile(3, 3, NULL, 2097152 [pid 6018] close(3executing program ) = 0 [pid 6018] write(1, "executing program\n", 18) = 18 [pid 6018] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 6018] sendfile(3, 3, NULL, 2097152 [pid 6015] <... sendfile resumed>) = 2097152 [pid 6015] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 6015] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 6017] <... sendfile resumed>) = 2097152 [pid 6016] <... sendfile resumed>) = 2097152 [pid 6015] exit_group(0 [pid 6017] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6016] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6017] <... openat resumed>) = 4 [pid 6016] <... openat resumed>) = 4 [pid 6017] ioctl(4, BLKBSZSET, [16384] [pid 6018] <... sendfile resumed>) = 2097152 [pid 6016] ioctl(4, BLKBSZSET, [16384] [pid 6015] <... exit_group resumed>) = ? [pid 6018] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6017] <... ioctl resumed>) = 0 [pid 6016] <... ioctl resumed>) = 0 [pid 6018] <... openat resumed>) = 4 [pid 6018] ioctl(4, BLKBSZSET, [16384] [pid 6017] exit_group(0 [pid 6016] exit_group(0 [pid 6015] +++ exited with 0 +++ [pid 6018] <... ioctl resumed>) = 0 [pid 6017] <... exit_group resumed>) = ? [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6015, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6018] exit_group(0 [pid 6016] <... exit_group resumed>) = ? [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 6018] <... exit_group resumed>) = ? [pid 6017] +++ exited with 0 +++ [pid 6016] +++ exited with 0 +++ [pid 5870] <... restart_syscall resumed>) = 0 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6017, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6018] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6016, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6018, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6019 attached ./strace-static-x86_64: Process 6020 attached [pid 6020] set_robust_list(0x55558c717660, 24./strace-static-x86_64: Process 6021 attached ) = 0 [pid 6019] set_robust_list(0x55558c717660, 24 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 6020 [pid 6021] set_robust_list(0x55558c717660, 24 [pid 6020] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6019] <... set_robust_list resumed>) = 0 [pid 6021] <... set_robust_list resumed>) = 0 [pid 6021] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 6021 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 6019 [pid 6021] <... prctl resumed>) = 0 [pid 6021] setpgid(0, 0 [pid 6020] <... prctl resumed>) = 0 [pid 6019] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6021] <... setpgid resumed>) = 0 [pid 6020] setpgid(0, 0 [pid 6019] <... prctl resumed>) = 0 [pid 6021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6019] setpgid(0, 0 [pid 6020] <... setpgid resumed>) = 0 [pid 6020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6019] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 6022 attached [pid 6022] set_robust_list(0x55558c717660, 24 [pid 6021] <... openat resumed>) = 3 [pid 6019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6022] <... set_robust_list resumed>) = 0 [pid 6020] <... openat resumed>) = 3 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 6022 [pid 6022] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6021] write(3, "1000", 4 [pid 6020] write(3, "1000", 4 [pid 6022] <... prctl resumed>) = 0 [pid 6021] <... write resumed>) = 4 [pid 6020] <... write resumed>) = 4 [pid 6019] <... openat resumed>) = 3 [pid 6021] close(3) = 0 [pid 6022] setpgid(0, 0 [pid 6021] write(1, "executing program\n", 18 [pid 6020] close(3executing program [pid 6019] write(3, "1000", 4 [pid 6022] <... setpgid resumed>) = 0 [pid 6020] <... close resumed>) = 0 [pid 6019] <... write resumed>) = 4 [pid 6019] close(3executing program [pid 6020] write(1, "executing program\n", 18 [pid 6022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6021] <... write resumed>) = 18 [pid 6020] <... write resumed>) = 18 [pid 6019] <... close resumed>) = 0 [pid 6022] <... openat resumed>) = 3 [pid 6021] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6020] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6022] write(3, "1000", 4 [pid 6020] <... openat resumed>) = 3 [pid 6019] write(1, "executing program\n", 18 [pid 6020] sendfile(3, 3, NULL, 2097152executing program [pid 6022] <... write resumed>) = 4 [pid 6021] <... openat resumed>) = 3 [pid 6019] <... write resumed>) = 18 [pid 6022] close(3 [pid 6019] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6022] <... close resumed>) = 0 [pid 6021] sendfile(3, 3, NULL, 2097152executing program [pid 6022] write(1, "executing program\n", 18 [pid 6019] <... openat resumed>) = 3 [pid 6019] sendfile(3, 3, NULL, 2097152 [pid 6022] <... write resumed>) = 18 [pid 6022] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 6022] sendfile(3, 3, NULL, 2097152 [pid 6020] <... sendfile resumed>) = 2097152 [pid 6020] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 6020] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 6020] exit_group(0) = ? [pid 6020] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6020, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6022] <... sendfile resumed>) = 2097152 [pid 6021] <... sendfile resumed>) = 2097152 [pid 6019] <... sendfile resumed>) = 2097152 [pid 5866] <... restart_syscall resumed>) = 0 [pid 6019] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6022] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6021] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6023 attached [pid 6022] <... openat resumed>) = 4 [pid 6021] <... openat resumed>) = 4 [pid 6023] set_robust_list(0x55558c717660, 24 [pid 6022] ioctl(4, BLKBSZSET, [16384] [pid 6021] ioctl(4, BLKBSZSET, [16384] [pid 6019] <... openat resumed>) = 4 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 6023 [pid 6023] <... set_robust_list resumed>) = 0 [pid 6022] <... ioctl resumed>) = 0 [pid 6021] <... ioctl resumed>) = 0 [pid 6019] ioctl(4, BLKBSZSET, [16384] [pid 6023] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6023] setpgid(0, 0 [pid 6021] exit_group(0 [pid 6019] <... ioctl resumed>) = 0 [pid 6023] <... setpgid resumed>) = 0 [pid 6021] <... exit_group resumed>) = ? [pid 6023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6022] exit_group(0 [pid 6019] exit_group(0) = ? [pid 6023] <... openat resumed>) = 3 [pid 6022] <... exit_group resumed>) = ? [pid 6021] +++ exited with 0 +++ [pid 6019] +++ exited with 0 +++ [pid 6023] write(3, "1000", 4 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6019, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6023] <... write resumed>) = 4 [pid 6022] +++ exited with 0 +++ [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6023] close(3 [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6021, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6022, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- ./strace-static-x86_64: Process 6024 attached [pid 6023] <... close resumed>) = 0 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6024] set_robust_list(0x55558c717660, 24 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 6024 [pid 6024] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 6025 attached [pid 6024] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 6023] write(1, "executing program\n", 18 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6023] <... write resumed>) = 18 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 6025 [pid 6025] set_robust_list(0x55558c717660, 24./strace-static-x86_64: Process 6026 attached ) = 0 [pid 6024] <... prctl resumed>) = 0 [pid 6023] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6026] set_robust_list(0x55558c717660, 24) = 0 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 6026 [pid 6026] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6025] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6024] setpgid(0, 0 [pid 6023] <... openat resumed>) = 3 [pid 6026] <... prctl resumed>) = 0 [pid 6025] <... prctl resumed>) = 0 [pid 6024] <... setpgid resumed>) = 0 [pid 6023] sendfile(3, 3, NULL, 2097152 [pid 6026] setpgid(0, 0 [pid 6025] setpgid(0, 0 [pid 6024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6026] <... setpgid resumed>) = 0 [pid 6026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6026] write(3, "1000", 4 [pid 6025] <... setpgid resumed>) = 0 [pid 6024] <... openat resumed>) = 3 [pid 6024] write(3, "1000", 4) = 4 [pid 6024] close(3) = 0 executing program [pid 6024] write(1, "executing program\n", 18) = 18 [pid 6024] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 6024] sendfile(3, 3, NULL, 2097152 [pid 6026] <... write resumed>) = 4 [pid 6026] close(3) = 0 [pid 6026] write(1, "executing program\n", 18 [pid 6025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 6026] <... write resumed>) = 18 [pid 6025] <... openat resumed>) = 3 [pid 6025] write(3, "1000", 4) = 4 [pid 6025] close(3) = 0 [pid 6025] write(1, "executing program\n", 18executing program ) = 18 [pid 6025] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 6025] sendfile(3, 3, NULL, 2097152 [pid 6026] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 6026] sendfile(3, 3, NULL, 2097152 [pid 6025] <... sendfile resumed>) = 2097152 [pid 6023] <... sendfile resumed>) = 2097152 [pid 6023] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 6023] ioctl(4, BLKBSZSET, [16384] [pid 6025] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 6025] ioctl(4, BLKBSZSET, [16384]) = -1 EBUSY (Device or resource busy) [pid 6025] exit_group(0) = ? [pid 6025] +++ exited with 0 +++ [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6025, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5870] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558c717650) = 6028 ./strace-static-x86_64: Process 6028 attached [pid 6024] <... sendfile resumed>) = 2097152 [pid 6023] <... ioctl resumed>) = 0 [pid 6028] set_robust_list(0x55558c717660, 24 [pid 6024] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6023] exit_group(0 [pid 6024] <... openat resumed>) = 4 [pid 6028] <... set_robust_list resumed>) = 0 [pid 6023] <... exit_group resumed>) = ? [pid 6026] <... sendfile resumed>) = 2097152 [pid 6024] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 6028] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6024] exit_group(0 [pid 6023] +++ exited with 0 +++ [pid 6028] <... prctl resumed>) = 0 [pid 6026] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6024] <... exit_group resumed>) = ? [pid 6028] setpgid(0, 0 [pid 6026] <... openat resumed>) = 4 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6023, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6028] <... setpgid resumed>) = 0 [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6026] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 6028] <... openat resumed>) = 3 [pid 6024] +++ exited with 0 +++ [pid 5866] <... restart_syscall resumed>) = 0 [pid 6026] exit_group(0 [pid 6028] write(3, "1000", 4 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6024, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6028] <... write resumed>) = 4 [pid 6026] <... exit_group resumed>) = ? [pid 6028] close(3 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6029 attached [pid 6028] <... close resumed>) = 0 [pid 6026] +++ exited with 0 +++ [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 6029 [pid 6029] set_robust_list(0x55558c717660, 24 executing program [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6028] write(1, "executing program\n", 18) = 18 [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6026, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6028] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 6028] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6030 attached [pid 6029] <... set_robust_list resumed>) = 0 [pid 6028] sendfile(3, 3, NULL, 2097152 [pid 5868] <... restart_syscall resumed>) = 0 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 6030 [pid 6030] set_robust_list(0x55558c717660, 24 [pid 6029] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6030] <... set_robust_list resumed>) = 0 [pid 6030] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6029] <... prctl resumed>) = 0 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6031 attached [pid 6030] <... prctl resumed>) = 0 [pid 6029] setpgid(0, 0 [pid 6030] setpgid(0, 0 [pid 6029] <... setpgid resumed>) = 0 [pid 6029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6030] <... setpgid resumed>) = 0 [pid 6029] <... openat resumed>) = 3 [pid 6030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6029] write(3, "1000", 4 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 6031 [pid 6030] write(3, "1000", 4 [pid 6029] <... write resumed>) = 4 [pid 6029] close(3) = 0 [pid 6030] <... write resumed>) = 4 [pid 6030] close(3executing program [pid 6029] write(1, "executing program\n", 18 [pid 6030] <... close resumed>) = 0 [pid 6029] <... write resumed>) = 18 [pid 6030] write(1, "executing program\n", 18 [pid 6029] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNCexecuting program [pid 6030] <... write resumed>) = 18 [pid 6030] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6029] <... openat resumed>) = 3 [pid 6030] <... openat resumed>) = 3 [pid 6031] set_robust_list(0x55558c717660, 24 [pid 6029] sendfile(3, 3, NULL, 2097152 [pid 6030] sendfile(3, 3, NULL, 2097152 [pid 6031] <... set_robust_list resumed>) = 0 [pid 6031] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6031] setpgid(0, 0) = 0 [pid 6031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6028] <... sendfile resumed>) = 2097152 [pid 6028] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6031] <... openat resumed>) = 3 [pid 6031] write(3, "1000", 4) = 4 [pid 6031] close(3) = 0 executing program [pid 6031] write(1, "executing program\n", 18) = 18 [pid 6031] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 6031] sendfile(3, 3, NULL, 2097152 [pid 6028] <... openat resumed>) = 4 [pid 6028] ioctl(4, BLKBSZSET, [16384] [pid 6029] <... sendfile resumed>) = 2097152 [pid 6031] <... sendfile resumed>) = 2097152 [pid 6030] <... sendfile resumed>) = 2097152 [pid 6028] <... ioctl resumed>) = 0 [pid 6031] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6029] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6028] exit_group(0 [pid 6030] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 6029] <... openat resumed>) = 4 [pid 6031] <... openat resumed>) = 4 [pid 6030] ioctl(4, BLKBSZSET, [16384] [pid 6029] ioctl(4, BLKBSZSET, [16384] [pid 6028] <... exit_group resumed>) = ? [pid 6031] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 6030] <... ioctl resumed>) = 0 [pid 6029] <... ioctl resumed>) = 0 [pid 6031] exit_group(0) = ? [pid 6030] exit_group(0 [pid 6029] exit_group(0 [pid 6028] +++ exited with 0 +++ [pid 6031] +++ exited with 0 +++ [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6028, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6030] <... exit_group resumed>) = ? [pid 6029] <... exit_group resumed>) = ? [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6031, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 6030] +++ exited with 0 +++ [pid 5868] <... restart_syscall resumed>) = 0 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6030, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5870] <... restart_syscall resumed>) = 0 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6032 attached ./strace-static-x86_64: Process 6033 attached [pid 6029] +++ exited with 0 +++ [pid 6032] set_robust_list(0x55558c717660, 24 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 6032 [pid 6032] <... set_robust_list resumed>) = 0 [pid 6033] set_robust_list(0x55558c717660, 24 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 6033 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6029, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6032] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6033] <... set_robust_list resumed>) = 0 [pid 6032] <... prctl resumed>) = 0 [pid 6033] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6032] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 6034 attached [pid 6032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6033] <... prctl resumed>) = 0 [pid 5866] <... restart_syscall resumed>) = 0 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 6034 [pid 6034] set_robust_list(0x55558c717660, 24 [pid 6032] <... openat resumed>) = 3 [pid 6033] setpgid(0, 0 [pid 6034] <... set_robust_list resumed>) = 0 [pid 6034] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6032] write(3, "1000", 4 [pid 6033] <... setpgid resumed>) = 0 [pid 6034] <... prctl resumed>) = 0 [pid 6032] <... write resumed>) = 4 [pid 6033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6034] setpgid(0, 0 [pid 6032] close(3 [pid 6034] <... setpgid resumed>) = 0 [pid 6032] <... close resumed>) = 0 [pid 6033] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6035 attached [pid 6032] write(1, "executing program\n", 18) = 18 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 6035 executing program [pid 6035] set_robust_list(0x55558c717660, 24 [pid 6032] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6035] <... set_robust_list resumed>) = 0 [pid 6035] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6032] <... openat resumed>) = 3 [pid 6035] <... prctl resumed>) = 0 [pid 6032] sendfile(3, 3, NULL, 2097152 [pid 6035] setpgid(0, 0 executing program [pid 6034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6033] write(3, "1000", 4 [pid 6034] <... openat resumed>) = 3 [pid 6033] <... write resumed>) = 4 [pid 6033] close(3 [pid 6035] <... setpgid resumed>) = 0 [pid 6034] write(3, "1000", 4 [pid 6033] <... close resumed>) = 0 [pid 6033] write(1, "executing program\n", 18 [pid 6035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6034] <... write resumed>) = 4 [pid 6033] <... write resumed>) = 18 [pid 6033] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6034] close(3 [pid 6033] <... openat resumed>) = 3 [pid 6034] <... close resumed>) = 0 [pid 6035] <... openat resumed>) = 3 [pid 6033] sendfile(3, 3, NULL, 2097152 [pid 6034] write(1, "executing program\n", 18executing program ) = 18 [pid 6035] write(3, "1000", 4 [pid 6034] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6035] <... write resumed>) = 4 [pid 6035] close(3 [pid 6034] <... openat resumed>) = 3 [pid 6035] <... close resumed>) = 0 [pid 6034] sendfile(3, 3, NULL, 2097152 [pid 6035] write(1, "executing program\n", 18executing program ) = 18 [pid 6035] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 6035] sendfile(3, 3, NULL, 2097152 [pid 6032] <... sendfile resumed>) = 2097152 [pid 6032] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 6032] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 6033] <... sendfile resumed>) = 2097152 [pid 6033] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6032] exit_group(0 [pid 6033] <... openat resumed>) = 4 [pid 6035] <... sendfile resumed>) = 2097152 [pid 6034] <... sendfile resumed>) = 2097152 [pid 6032] <... exit_group resumed>) = ? [pid 6035] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6033] ioctl(4, BLKBSZSET, [16384] [pid 6035] <... openat resumed>) = 4 [pid 6034] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6035] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 6034] <... openat resumed>) = 4 [pid 6033] <... ioctl resumed>) = 0 [pid 6035] exit_group(0 [pid 6033] exit_group(0 [pid 6034] ioctl(4, BLKBSZSET, [16384] [pid 6035] <... exit_group resumed>) = ? [pid 6032] +++ exited with 0 +++ [pid 6033] <... exit_group resumed>) = ? [pid 6035] +++ exited with 0 +++ [pid 6034] <... ioctl resumed>) = 0 [pid 6033] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6032, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6034] exit_group(0 [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6033, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6035, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6037 attached ./strace-static-x86_64: Process 6036 attached [pid 6034] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6038 attached [pid 6037] set_robust_list(0x55558c717660, 24) = 0 [pid 6036] set_robust_list(0x55558c717660, 24 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 6037 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 6036 [pid 6038] set_robust_list(0x55558c717660, 24 [pid 6037] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6036] <... set_robust_list resumed>) = 0 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 6038 [pid 6038] <... set_robust_list resumed>) = 0 [pid 6037] <... prctl resumed>) = 0 [pid 6036] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6038] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6037] setpgid(0, 0 [pid 6036] <... prctl resumed>) = 0 [pid 6036] setpgid(0, 0 [pid 6034] +++ exited with 0 +++ [pid 6037] <... setpgid resumed>) = 0 [pid 6036] <... setpgid resumed>) = 0 [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6034, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6037] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 6038] <... prctl resumed>) = 0 [pid 6036] <... openat resumed>) = 3 [pid 6038] setpgid(0, 0 [pid 6037] <... openat resumed>) = 3 [pid 5870] <... restart_syscall resumed>) = 0 [pid 6036] write(3, "1000", 4) = 4 [pid 6036] close(3executing program ) = 0 [pid 6036] write(1, "executing program\n", 18) = 18 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6039 attached [pid 6038] <... setpgid resumed>) = 0 [pid 6037] write(3, "1000", 4 [pid 6036] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6039] set_robust_list(0x55558c717660, 24 [pid 6038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6037] <... write resumed>) = 4 [pid 6039] <... set_robust_list resumed>) = 0 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 6039 [pid 6039] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6038] <... openat resumed>) = 3 [pid 6037] close(3 [pid 6036] <... openat resumed>) = 3 [pid 6039] <... prctl resumed>) = 0 [pid 6037] <... close resumed>) = 0 [pid 6036] sendfile(3, 3, NULL, 2097152 [pid 6039] setpgid(0, 0 [pid 6038] write(3, "1000", 4 [pid 6037] write(1, "executing program\n", 18executing program [pid 6038] <... write resumed>) = 4 [pid 6037] <... write resumed>) = 18 [pid 6038] close(3 [pid 6037] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6038] <... close resumed>) = 0 [pid 6037] <... openat resumed>) = 3 [pid 6038] write(1, "executing program\n", 18executing program ) = 18 [pid 6037] sendfile(3, 3, NULL, 2097152 [pid 6039] <... setpgid resumed>) = 0 [pid 6038] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6038] <... openat resumed>) = 3 [pid 6039] write(3, "1000", 4) = 4 [pid 6038] sendfile(3, 3, NULL, 2097152 [pid 6039] close(3executing program ) = 0 [pid 6039] write(1, "executing program\n", 18) = 18 [pid 6039] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 6039] sendfile(3, 3, NULL, 2097152 [pid 6036] <... sendfile resumed>) = 2097152 [pid 6036] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 6036] ioctl(4, BLKBSZSET, [16384] [pid 6038] <... sendfile resumed>) = 2097152 [pid 6036] <... ioctl resumed>) = 0 [pid 6039] <... sendfile resumed>) = 2097152 [pid 6038] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6036] exit_group(0 [pid 6039] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6038] <... openat resumed>) = 4 [pid 6037] <... sendfile resumed>) = 2097152 [pid 6036] <... exit_group resumed>) = ? [pid 6039] <... openat resumed>) = 4 [pid 6036] +++ exited with 0 +++ [pid 6038] ioctl(4, BLKBSZSET, [16384] [pid 6037] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6039] ioctl(4, BLKBSZSET, [16384] [pid 6038] <... ioctl resumed>) = 0 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6036, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6039] <... ioctl resumed>) = 0 [pid 6037] <... openat resumed>) = 4 [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 6039] exit_group(0 [pid 6038] exit_group(0 [pid 6037] ioctl(4, BLKBSZSET, [16384] [pid 5865] <... restart_syscall resumed>) = 0 [pid 6039] <... exit_group resumed>) = ? [pid 6038] <... exit_group resumed>) = ? [pid 6037] <... ioctl resumed>) = 0 [pid 6039] +++ exited with 0 +++ [pid 6037] exit_group(0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6037] <... exit_group resumed>) = ? [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6039, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- ./strace-static-x86_64: Process 6040 attached [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 6038] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6038, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6040] set_robust_list(0x55558c717660, 24 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 6040 [pid 6037] +++ exited with 0 +++ [pid 5870] <... restart_syscall resumed>) = 0 [pid 5866] <... restart_syscall resumed>) = 0 [pid 6040] <... set_robust_list resumed>) = 0 [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6037, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6040] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6040] <... prctl resumed>) = 0 [pid 6040] setpgid(0, 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6041 attached ./strace-static-x86_64: Process 6042 attached [pid 6040] <... setpgid resumed>) = 0 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6042] set_robust_list(0x55558c717660, 24 [pid 6040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 6042 ./strace-static-x86_64: Process 6043 attached [pid 6042] <... set_robust_list resumed>) = 0 [pid 6041] set_robust_list(0x55558c717660, 24 [pid 6040] <... openat resumed>) = 3 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 6041 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 6043 [pid 6043] set_robust_list(0x55558c717660, 24 [pid 6042] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6041] <... set_robust_list resumed>) = 0 [pid 6040] write(3, "1000", 4 [pid 6043] <... set_robust_list resumed>) = 0 [pid 6042] <... prctl resumed>) = 0 [pid 6041] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6040] <... write resumed>) = 4 [pid 6042] setpgid(0, 0 [pid 6041] <... prctl resumed>) = 0 executing program [pid 6040] close(3 [pid 6042] <... setpgid resumed>) = 0 [pid 6041] setpgid(0, 0) = 0 [pid 6040] <... close resumed>) = 0 [pid 6042] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6040] write(1, "executing program\n", 18 [pid 6043] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6040] <... write resumed>) = 18 [pid 6040] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 6041] <... openat resumed>) = 3 [pid 6043] <... prctl resumed>) = 0 [pid 6042] <... openat resumed>) = 3 [pid 6041] write(3, "1000", 4 [pid 6040] sendfile(3, 3, NULL, 2097152executing program [pid 6043] setpgid(0, 0 [pid 6041] <... write resumed>) = 4 [pid 6043] <... setpgid resumed>) = 0 [pid 6041] close(3 [pid 6043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6041] <... close resumed>) = 0 [pid 6041] write(1, "executing program\n", 18) = 18 [pid 6043] <... openat resumed>) = 3 [pid 6042] write(3, "1000", 4 [pid 6043] write(3, "1000", 4 [pid 6042] <... write resumed>) = 4 [pid 6041] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6043] <... write resumed>) = 4 [pid 6042] close(3 [pid 6041] <... openat resumed>) = 3 [pid 6043] close(3 [pid 6042] <... close resumed>) = 0 executing program [pid 6043] <... close resumed>) = 0 [pid 6042] write(1, "executing program\n", 18executing program [pid 6043] write(1, "executing program\n", 18 [pid 6042] <... write resumed>) = 18 [pid 6041] sendfile(3, 3, NULL, 2097152 [pid 6043] <... write resumed>) = 18 [pid 6042] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6043] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6040] <... sendfile resumed>) = 2097152 [pid 6043] <... openat resumed>) = 3 [pid 6043] sendfile(3, 3, NULL, 2097152 [pid 6042] <... openat resumed>) = 3 [pid 6040] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6042] sendfile(3, 3, NULL, 2097152 [pid 6040] <... openat resumed>) = 4 [pid 6040] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 6041] <... sendfile resumed>) = 2097152 [pid 6040] exit_group(0 [pid 6041] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6043] <... sendfile resumed>) = 2097152 [pid 6040] <... exit_group resumed>) = ? [pid 6041] <... openat resumed>) = 4 [pid 6040] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6040, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6041] ioctl(4, BLKBSZSET, [16384] [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 6041] <... ioctl resumed>) = 0 [pid 6043] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6042] <... sendfile resumed>) = 2097152 [pid 6041] exit_group(0 [pid 6043] <... openat resumed>) = 4 [pid 6043] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 6043] exit_group(0) = ? [pid 5865] <... restart_syscall resumed>) = 0 [pid 6042] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6041] <... exit_group resumed>) = ? [pid 6043] +++ exited with 0 +++ [pid 6042] <... openat resumed>) = 4 [pid 6042] ioctl(4, BLKBSZSET, [16384] [pid 6041] +++ exited with 0 +++ [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6043, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6042] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 6044 attached [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6041, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 6044 [pid 6044] set_robust_list(0x55558c717660, 24 [pid 6042] exit_group(0 [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 6044] <... set_robust_list resumed>) = 0 [pid 6044] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6044] setpgid(0, 0) = 0 [pid 6042] <... exit_group resumed>) = ? [pid 5870] <... restart_syscall resumed>) = 0 [pid 6044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6042] +++ exited with 0 +++ [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6044] write(3, "1000", 4./strace-static-x86_64: Process 6045 attached ) = 4 ./strace-static-x86_64: Process 6046 attached [pid 6045] set_robust_list(0x55558c717660, 24 [pid 6044] close(3) = 0 executing program [pid 6046] set_robust_list(0x55558c717660, 24 [pid 6045] <... set_robust_list resumed>) = 0 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 6045 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 6046 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6042, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6044] write(1, "executing program\n", 18 [pid 6046] <... set_robust_list resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6046] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6045] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6044] <... write resumed>) = 18 [pid 6045] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 6047 attached [pid 6046] <... prctl resumed>) = 0 [pid 6045] setpgid(0, 0 [pid 6044] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6046] setpgid(0, 0 [pid 6047] set_robust_list(0x55558c717660, 24 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 6047 [pid 6047] <... set_robust_list resumed>) = 0 [pid 6046] <... setpgid resumed>) = 0 [pid 6045] <... setpgid resumed>) = 0 [pid 6044] <... openat resumed>) = 3 [pid 6047] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6047] <... prctl resumed>) = 0 [pid 6045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6047] setpgid(0, 0 [pid 6044] sendfile(3, 3, NULL, 2097152 [pid 6047] <... setpgid resumed>) = 0 [pid 6046] <... openat resumed>) = 3 [pid 6045] <... openat resumed>) = 3 [pid 6047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6046] write(3, "1000", 4) = 4 [pid 6046] close(3) = 0 executing program [pid 6046] write(1, "executing program\n", 18) = 18 [pid 6046] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6047] <... openat resumed>) = 3 [pid 6045] write(3, "1000", 4 [pid 6047] write(3, "1000", 4) = 4 [pid 6047] close(3executing program ) = 0 [pid 6046] <... openat resumed>) = 3 [pid 6045] <... write resumed>) = 4 [pid 6045] close(3 [pid 6047] write(1, "executing program\n", 18 [pid 6045] <... close resumed>) = 0 [pid 6047] <... write resumed>) = 18 [pid 6046] sendfile(3, 3, NULL, 2097152 [pid 6045] write(1, "executing program\n", 18 [pid 6047] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 executing program [pid 6047] sendfile(3, 3, NULL, 2097152 [pid 6045] <... write resumed>) = 18 [pid 6044] <... sendfile resumed>) = 2097152 [pid 6045] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6044] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6045] <... openat resumed>) = 3 [pid 6044] <... openat resumed>) = 4 [pid 6045] sendfile(3, 3, NULL, 2097152 [pid 6044] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 6044] exit_group(0) = ? [pid 6047] <... sendfile resumed>) = 2097152 [pid 6046] <... sendfile resumed>) = 2097152 [pid 6047] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6045] <... sendfile resumed>) = 2097152 [pid 6044] +++ exited with 0 +++ [pid 6047] <... openat resumed>) = 4 [pid 6046] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6047] ioctl(4, BLKBSZSET, [16384] [pid 6045] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6044, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6047] <... ioctl resumed>) = 0 [pid 6046] <... openat resumed>) = 4 [pid 6045] <... openat resumed>) = 4 [pid 6045] ioctl(4, BLKBSZSET, [16384] [pid 6047] exit_group(0 [pid 6046] ioctl(4, BLKBSZSET, [16384] [pid 6045] <... ioctl resumed>) = 0 [pid 6046] <... ioctl resumed>) = 0 [pid 6047] <... exit_group resumed>) = ? [pid 6045] exit_group(0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6045] <... exit_group resumed>) = ? [pid 6045] +++ exited with 0 +++ [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6045, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- ./strace-static-x86_64: Process 6048 attached [pid 6046] exit_group(0 [pid 6048] set_robust_list(0x55558c717660, 24) = 0 [pid 6048] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6048] setpgid(0, 0 [pid 6047] +++ exited with 0 +++ [pid 6046] <... exit_group resumed>) = ? [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 6048 [pid 6048] <... setpgid resumed>) = 0 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6047, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6049 attached [pid 6048] write(3, "1000", 4 [pid 6046] +++ exited with 0 +++ [pid 6049] set_robust_list(0x55558c717660, 24) = 0 [pid 6048] <... write resumed>) = 4 [pid 6049] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6048] close(3 [pid 6049] <... prctl resumed>) = 0 [pid 6048] <... close resumed>) = 0 ./strace-static-x86_64: Process 6050 attached [pid 6049] setpgid(0, 0 [pid 6050] set_robust_list(0x55558c717660, 24 [pid 6049] <... setpgid resumed>) = 0 [pid 6048] write(1, "executing program\n", 18 [pid 6049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 6050] <... set_robust_list resumed>) = 0 [pid 6049] <... openat resumed>) = 3 [pid 6048] <... write resumed>) = 18 [pid 6050] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6049] write(3, "1000", 4 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 6049 [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 6050 [pid 6050] <... prctl resumed>) = 0 [pid 6049] <... write resumed>) = 4 [pid 6048] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6046, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6050] setpgid(0, 0 [pid 6049] close(3 [pid 6048] <... openat resumed>) = 3 executing program [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 6050] <... setpgid resumed>) = 0 [pid 6049] <... close resumed>) = 0 [pid 6048] sendfile(3, 3, NULL, 2097152 [pid 6050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6049] write(1, "executing program\n", 18) = 18 [pid 6050] <... openat resumed>) = 3 [pid 6049] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5868] <... restart_syscall resumed>) = 0 [pid 6050] write(3, "1000", 4 [pid 6049] <... openat resumed>) = 3 [pid 6050] <... write resumed>) = 4 [pid 6050] close(3 [pid 6049] sendfile(3, 3, NULL, 2097152 [pid 6050] <... close resumed>) = 0 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 6050] write(1, "executing program\n", 18) = 18 [pid 6050] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 6050] sendfile(3, 3, NULL, 2097152./strace-static-x86_64: Process 6051 attached [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 6051 [pid 6051] set_robust_list(0x55558c717660, 24) = 0 [pid 6051] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6051] setpgid(0, 0) = 0 [pid 6051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6051] write(3, "1000", 4) = 4 [pid 6051] close(3) = 0 executing program [pid 6051] write(1, "executing program\n", 18) = 18 [pid 6051] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 6051] sendfile(3, 3, NULL, 2097152 [pid 6048] <... sendfile resumed>) = 2097152 [pid 6048] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 6048] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 6048] exit_group(0) = ? [pid 6048] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6048, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6052 attached [pid 6052] set_robust_list(0x55558c717660, 24 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 6052 [pid 6052] <... set_robust_list resumed>) = 0 [pid 6052] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6052] setpgid(0, 0) = 0 [pid 6052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6052] write(3, "1000", 4 [pid 6051] <... sendfile resumed>) = 2097152 [pid 6050] <... sendfile resumed>) = 2097152 [pid 6049] <... sendfile resumed>) = 2097152 [pid 6051] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6050] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6049] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6052] <... write resumed>) = 4 [pid 6051] <... openat resumed>) = 4 [pid 6050] <... openat resumed>) = 4 [pid 6049] <... openat resumed>) = 4 [pid 6052] close(3 [pid 6051] ioctl(4, BLKBSZSET, [16384] [pid 6049] ioctl(4, BLKBSZSET, [16384] [pid 6052] <... close resumed>) = 0 [pid 6051] <... ioctl resumed>) = 0 [pid 6050] ioctl(4, BLKBSZSET, [16384] [pid 6049] <... ioctl resumed>) = 0 executing program [pid 6052] write(1, "executing program\n", 18 [pid 6051] exit_group(0 [pid 6050] <... ioctl resumed>) = 0 [pid 6052] <... write resumed>) = 18 [pid 6052] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 6051] <... exit_group resumed>) = ? [pid 6050] exit_group(0 [pid 6049] exit_group(0 [pid 6052] sendfile(3, 3, NULL, 2097152 [pid 6051] +++ exited with 0 +++ [pid 6050] <... exit_group resumed>) = ? [pid 6049] <... exit_group resumed>) = ? [pid 6050] +++ exited with 0 +++ [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6051, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6050, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6049] +++ exited with 0 +++ [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6049, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 5866] <... restart_syscall resumed>) = 0 [pid 5868] <... restart_syscall resumed>) = 0 [pid 5870] <... restart_syscall resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6054 attached ./strace-static-x86_64: Process 6053 attached [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 6053 [pid 6053] set_robust_list(0x55558c717660, 24) = 0 [pid 6053] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 6055 attached [pid 6054] set_robust_list(0x55558c717660, 24 [pid 6053] setpgid(0, 0 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 6054 [pid 6055] set_robust_list(0x55558c717660, 24 [pid 6054] <... set_robust_list resumed>) = 0 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 6055 [pid 6054] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6053] <... setpgid resumed>) = 0 [pid 6055] <... set_robust_list resumed>) = 0 [pid 6054] <... prctl resumed>) = 0 [pid 6053] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6054] setpgid(0, 0) = 0 [pid 6055] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6053] <... openat resumed>) = 3 [pid 6055] <... prctl resumed>) = 0 [pid 6053] write(3, "1000", 4) = 4 [pid 6053] close(3 [pid 6055] setpgid(0, 0 [pid 6054] <... openat resumed>) = 3 [pid 6053] <... close resumed>) = 0 [pid 6052] <... sendfile resumed>) = 2097152 [pid 6055] <... setpgid resumed>) = 0 executing program [pid 6054] write(3, "1000", 4 [pid 6053] write(1, "executing program\n", 18 [pid 6054] <... write resumed>) = 4 [pid 6053] <... write resumed>) = 18 [pid 6054] close(3 [pid 6053] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6054] <... close resumed>) = 0 executing program [pid 6054] write(1, "executing program\n", 18 [pid 6053] <... openat resumed>) = 3 [pid 6054] <... write resumed>) = 18 [pid 6052] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6054] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6053] sendfile(3, 3, NULL, 2097152 [pid 6055] <... openat resumed>) = 3 [pid 6054] <... openat resumed>) = 3 [pid 6052] <... openat resumed>) = 4 [pid 6052] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 6055] write(3, "1000", 4 [pid 6052] exit_group(0 [pid 6055] <... write resumed>) = 4 [pid 6052] <... exit_group resumed>) = ? [pid 6055] close(3 [pid 6052] +++ exited with 0 +++ executing program [pid 6055] <... close resumed>) = 0 [pid 6054] sendfile(3, 3, NULL, 2097152 [pid 6055] write(1, "executing program\n", 18 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6052, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6055] <... write resumed>) = 18 [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 6055] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 6055] sendfile(3, 3, NULL, 2097152 [pid 5865] <... restart_syscall resumed>) = 0 [pid 6053] <... sendfile resumed>) = 2097152 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6053] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 6053] ioctl(4, BLKBSZSET, [16384]./strace-static-x86_64: Process 6056 attached [pid 6055] <... sendfile resumed>) = 2097152 [pid 6054] <... sendfile resumed>) = 2097152 [pid 6054] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6053] <... ioctl resumed>) = 0 [pid 6055] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 6056 [pid 6056] set_robust_list(0x55558c717660, 24 [pid 6054] <... openat resumed>) = 4 [pid 6056] <... set_robust_list resumed>) = 0 [pid 6055] <... openat resumed>) = 4 [pid 6054] ioctl(4, BLKBSZSET, [16384] [pid 6053] exit_group(0 [pid 6054] <... ioctl resumed>) = 0 [pid 6053] <... exit_group resumed>) = ? [pid 6056] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6055] ioctl(4, BLKBSZSET, [16384] [pid 6054] exit_group(0 [pid 6053] +++ exited with 0 +++ [pid 6054] <... exit_group resumed>) = ? [pid 6056] <... prctl resumed>) = 0 [pid 6055] <... ioctl resumed>) = 0 [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6053, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6056] setpgid(0, 0) = 0 [pid 6056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6054] +++ exited with 0 +++ [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6055] exit_group(0 [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6054, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5866] <... restart_syscall resumed>) = 0 [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 6056] <... openat resumed>) = 3 [pid 6055] <... exit_group resumed>) = ? [pid 6056] write(3, "1000", 4) = 4 [pid 6056] close(3) = 0 [pid 6056] write(1, "executing program\n", 18 [pid 6055] +++ exited with 0 +++ [pid 5868] <... restart_syscall resumed>) = 0 executing program [pid 6056] <... write resumed>) = 18 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6056] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6055, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 6057 attached [pid 6056] <... openat resumed>) = 3 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6057] set_robust_list(0x55558c717660, 24 [pid 6056] sendfile(3, 3, NULL, 2097152./strace-static-x86_64: Process 6058 attached [pid 6057] <... set_robust_list resumed>) = 0 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 6057 [pid 6058] set_robust_list(0x55558c717660, 24./strace-static-x86_64: Process 6059 attached ) = 0 [pid 6057] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6058] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6057] <... prctl resumed>) = 0 [pid 6057] setpgid(0, 0) = 0 [pid 6057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 6059 [pid 6057] write(3, "1000", 4 [pid 6059] set_robust_list(0x55558c717660, 24 [pid 6058] <... prctl resumed>) = 0 [pid 6057] <... write resumed>) = 4 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 6058 [pid 6059] <... set_robust_list resumed>) = 0 [pid 6058] setpgid(0, 0) = 0 [pid 6059] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6057] close(3 [pid 6059] <... prctl resumed>) = 0 [pid 6058] <... openat resumed>) = 3 [pid 6057] <... close resumed>) = 0 [pid 6059] setpgid(0, 0 [pid 6058] write(3, "1000", 4 [pid 6057] write(1, "executing program\n", 18 [pid 6058] <... write resumed>) = 4 executing program [pid 6059] <... setpgid resumed>) = 0 [pid 6058] close(3 [pid 6057] <... write resumed>) = 18 [pid 6059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6058] <... close resumed>) = 0 [pid 6057] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNCexecuting program [pid 6058] write(1, "executing program\n", 18 [pid 6059] <... openat resumed>) = 3 [pid 6058] <... write resumed>) = 18 [pid 6057] <... openat resumed>) = 3 [pid 6058] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6059] write(3, "1000", 4 [pid 6058] <... openat resumed>) = 3 [pid 6057] sendfile(3, 3, NULL, 2097152 [pid 6059] <... write resumed>) = 4 [pid 6058] sendfile(3, 3, NULL, 2097152 [pid 6059] close(3) = 0 [pid 6059] write(1, "executing program\n", 18executing program ) = 18 [pid 6059] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 6059] sendfile(3, 3, NULL, 2097152 [pid 6056] <... sendfile resumed>) = 2097152 [pid 6056] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 6056] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 6056] exit_group(0) = ? [pid 6056] +++ exited with 0 +++ [pid 6058] <... sendfile resumed>) = 2097152 [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6056, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6058] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6058] ioctl(4, BLKBSZSET, [16384]./strace-static-x86_64: Process 6061 attached ) = 0 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 6061 [pid 6058] exit_group(0 [pid 6061] set_robust_list(0x55558c717660, 24 [pid 6058] <... exit_group resumed>) = ? [pid 6061] <... set_robust_list resumed>) = 0 [pid 6059] <... sendfile resumed>) = 2097152 [pid 6058] +++ exited with 0 +++ [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6058, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 6059] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 6059] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 6061] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6059] exit_group(0 [pid 5868] <... restart_syscall resumed>) = 0 [pid 6061] <... prctl resumed>) = 0 [pid 6061] setpgid(0, 0 [pid 6059] <... exit_group resumed>) = ? [pid 6061] <... setpgid resumed>) = 0 [pid 6059] +++ exited with 0 +++ [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6059, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 6062 attached [pid 6061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 6062 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6061] <... openat resumed>) = 3 [pid 6061] write(3, "1000", 4) = 4 [pid 6061] close(3) = 0 executing program [pid 6061] write(1, "executing program\n", 18) = 18 [pid 6057] <... sendfile resumed>) = 2097152 [pid 6062] set_robust_list(0x55558c717660, 24) = 0 [pid 6061] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6057] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW./strace-static-x86_64: Process 6063 attached [pid 6062] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6061] <... openat resumed>) = 3 [pid 6057] <... openat resumed>) = 4 [pid 6063] set_robust_list(0x55558c717660, 24 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 6063 [pid 6062] <... prctl resumed>) = 0 [pid 6063] <... set_robust_list resumed>) = 0 [pid 6062] setpgid(0, 0 [pid 6057] ioctl(4, BLKBSZSET, [16384] [pid 6063] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6062] <... setpgid resumed>) = 0 [pid 6061] sendfile(3, 3, NULL, 2097152 [pid 6057] <... ioctl resumed>) = 0 [pid 6063] <... prctl resumed>) = 0 [pid 6062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6057] exit_group(0 [pid 6063] setpgid(0, 0) = 0 [pid 6063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6062] <... openat resumed>) = 3 [pid 6057] <... exit_group resumed>) = ? [pid 6063] <... openat resumed>) = 3 [pid 6062] write(3, "1000", 4) = 4 [pid 6063] write(3, "1000", 4) = 4 [pid 6062] close(3 [pid 6063] close(3 [pid 6062] <... close resumed>) = 0 executing program executing program [pid 6063] <... close resumed>) = 0 [pid 6062] write(1, "executing program\n", 18 [pid 6057] +++ exited with 0 +++ [pid 6063] write(1, "executing program\n", 18 [pid 6062] <... write resumed>) = 18 [pid 6063] <... write resumed>) = 18 [pid 6062] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6063] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6057, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6063] <... openat resumed>) = 3 [pid 6062] <... openat resumed>) = 3 [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6063] sendfile(3, 3, NULL, 2097152 [pid 6062] sendfile(3, 3, NULL, 2097152 [pid 5866] <... restart_syscall resumed>) = 0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558c717650) = 6064 [pid 6061] <... sendfile resumed>) = 2097152 ./strace-static-x86_64: Process 6064 attached [pid 6063] <... sendfile resumed>) = 2097152 [pid 6062] <... sendfile resumed>) = 2097152 [pid 6061] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6064] set_robust_list(0x55558c717660, 24 [pid 6062] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6064] <... set_robust_list resumed>) = 0 [pid 6062] <... openat resumed>) = 4 [pid 6061] <... openat resumed>) = 4 [pid 6064] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6063] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6062] ioctl(4, BLKBSZSET, [16384] [pid 6061] ioctl(4, BLKBSZSET, [16384] [pid 6064] <... prctl resumed>) = 0 [pid 6063] <... openat resumed>) = 4 [pid 6062] <... ioctl resumed>) = 0 [pid 6061] <... ioctl resumed>) = 0 [pid 6064] setpgid(0, 0) = 0 [pid 6063] ioctl(4, BLKBSZSET, [16384] [pid 6062] exit_group(0 [pid 6064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6061] exit_group(0 [pid 6063] <... ioctl resumed>) = 0 [pid 6061] <... exit_group resumed>) = ? [pid 6064] <... openat resumed>) = 3 [pid 6063] exit_group(0 [pid 6062] <... exit_group resumed>) = ? [pid 6064] write(3, "1000", 4 [pid 6061] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6061, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6062] +++ exited with 0 +++ [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 6064] <... write resumed>) = 4 [pid 6063] <... exit_group resumed>) = ? [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6062, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 6064] close(3 [pid 6063] +++ exited with 0 +++ [pid 5868] <... restart_syscall resumed>) = 0 [pid 5865] <... restart_syscall resumed>) = 0 [pid 6064] <... close resumed>) = 0 [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6063, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 6064] write(1, "executing program\n", 18) = 18 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6065 attached [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6064] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 6065 ./strace-static-x86_64: Process 6066 attached [pid 6065] set_robust_list(0x55558c717660, 24 [pid 6064] <... openat resumed>) = 3 [pid 6065] <... set_robust_list resumed>) = 0 [pid 6065] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 6067 attached ) = 0 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 6066 [pid 6067] set_robust_list(0x55558c717660, 24 [pid 6066] set_robust_list(0x55558c717660, 24 [pid 6065] setpgid(0, 0 [pid 6064] sendfile(3, 3, NULL, 2097152 [pid 6067] <... set_robust_list resumed>) = 0 [pid 6066] <... set_robust_list resumed>) = 0 [pid 6065] <... setpgid resumed>) = 0 [pid 6066] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6065] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6067] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 6067 [pid 6066] <... prctl resumed>) = 0 [pid 6065] <... openat resumed>) = 3 [pid 6067] <... prctl resumed>) = 0 [pid 6066] setpgid(0, 0 [pid 6067] setpgid(0, 0 [pid 6066] <... setpgid resumed>) = 0 [pid 6065] write(3, "1000", 4 [pid 6066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6065] <... write resumed>) = 4 [pid 6067] <... setpgid resumed>) = 0 [pid 6065] close(3 [pid 6067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6066] <... openat resumed>) = 3 [pid 6065] <... close resumed>) = 0 [pid 6067] <... openat resumed>) = 3 [pid 6065] write(1, "executing program\n", 18executing program [pid 6066] write(3, "1000", 4 [pid 6065] <... write resumed>) = 18 [pid 6067] write(3, "1000", 4 [pid 6066] <... write resumed>) = 4 [pid 6065] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6067] <... write resumed>) = 4 [pid 6066] close(3 [pid 6065] <... openat resumed>) = 3 [pid 6067] close(3 [pid 6066] <... close resumed>) = 0 executing program [pid 6067] <... close resumed>) = 0 [pid 6066] write(1, "executing program\n", 18executing program [pid 6065] sendfile(3, 3, NULL, 2097152 [pid 6067] write(1, "executing program\n", 18 [pid 6066] <... write resumed>) = 18 [pid 6067] <... write resumed>) = 18 [pid 6067] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6066] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6067] <... openat resumed>) = 3 [pid 6066] <... openat resumed>) = 3 [pid 6067] sendfile(3, 3, NULL, 2097152 [pid 6066] sendfile(3, 3, NULL, 2097152 [pid 6064] <... sendfile resumed>) = 2097152 [pid 6064] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 6064] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 6064] exit_group(0) = ? [pid 6067] <... sendfile resumed>) = 2097152 [pid 6065] <... sendfile resumed>) = 2097152 [pid 6064] +++ exited with 0 +++ [pid 5866] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6064, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5866] restart_syscall(<... resuming interrupted clone ...> [pid 6065] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6067] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6066] <... sendfile resumed>) = 2097152 [pid 5866] <... restart_syscall resumed>) = 0 [pid 6067] <... openat resumed>) = 4 [pid 6065] <... openat resumed>) = 4 [pid 6066] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6067] ioctl(4, BLKBSZSET, [16384] [pid 6066] <... openat resumed>) = 4 [pid 6065] ioctl(4, BLKBSZSET, [16384] [pid 6067] <... ioctl resumed>) = 0 [pid 6066] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 6065] <... ioctl resumed>) = 0 [pid 6067] exit_group(0 [pid 5866] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6065] exit_group(0./strace-static-x86_64: Process 6068 attached [pid 6067] <... exit_group resumed>) = ? [pid 6066] exit_group(0 [pid 6065] <... exit_group resumed>) = ? [pid 6068] set_robust_list(0x55558c717660, 24 [pid 6066] <... exit_group resumed>) = ? [pid 5866] <... clone resumed>, child_tidptr=0x55558c717650) = 6068 [pid 6066] +++ exited with 0 +++ [pid 6068] <... set_robust_list resumed>) = 0 [pid 6065] +++ exited with 0 +++ [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6066, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6068] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6065, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6068] <... prctl resumed>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6069 attached ./strace-static-x86_64: Process 6070 attached [pid 6068] setpgid(0, 0 [pid 6069] set_robust_list(0x55558c717660, 24 [pid 6068] <... setpgid resumed>) = 0 [pid 6070] set_robust_list(0x55558c717660, 24 [pid 6068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6069] <... set_robust_list resumed>) = 0 [pid 6068] <... openat resumed>) = 3 [pid 6069] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6070] <... set_robust_list resumed>) = 0 [pid 6068] write(3, "1000", 4 [pid 6069] <... prctl resumed>) = 0 [pid 6070] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6069] setpgid(0, 0 [pid 6068] <... write resumed>) = 4 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 6070 [pid 6069] <... setpgid resumed>) = 0 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 6069 [pid 6070] <... prctl resumed>) = 0 [pid 6068] close(3 [pid 6070] setpgid(0, 0 [pid 6069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6068] <... close resumed>) = 0 [pid 6070] <... setpgid resumed>) = 0 [pid 6067] +++ exited with 0 +++ executing program [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6067, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 6069] <... openat resumed>) = 3 [pid 6068] write(1, "executing program\n", 18 [pid 6070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6068] <... write resumed>) = 18 [pid 6069] write(3, "1000", 4 [pid 6070] <... openat resumed>) = 3 [pid 6069] <... write resumed>) = 4 [pid 6068] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 5870] <... restart_syscall resumed>) = 0 [pid 6069] close(3 [pid 6070] write(3, "1000", 4 [pid 6069] <... close resumed>) = 0 [pid 6068] <... openat resumed>) = 3 [pid 6070] <... write resumed>) = 4 [pid 6070] close(3 [pid 6069] write(1, "executing program\n", 18 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 6070] <... close resumed>) = 0 [pid 6069] <... write resumed>) = 18 [pid 6068] sendfile(3, 3, NULL, 2097152./strace-static-x86_64: Process 6071 attached [pid 6069] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6071] set_robust_list(0x55558c717660, 24 [pid 6069] <... openat resumed>) = 3 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 6071 [pid 6071] <... set_robust_list resumed>) = 0 [pid 6071] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6069] sendfile(3, 3, NULL, 2097152 [pid 6071] <... prctl resumed>) = 0 [pid 6071] setpgid(0, 0) = 0 [pid 6071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6070] write(1, "executing program\n", 18executing program ) = 18 [pid 6071] <... openat resumed>) = 3 [pid 6070] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 6071] write(3, "1000", 4 [pid 6070] sendfile(3, 3, NULL, 2097152 [pid 6071] <... write resumed>) = 4 [pid 6071] close(3) = 0 executing program [pid 6071] write(1, "executing program\n", 18) = 18 [pid 6071] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 6071] sendfile(3, 3, NULL, 2097152 [pid 6069] <... sendfile resumed>) = 2097152 [pid 6070] <... sendfile resumed>) = 2097152 [pid 6070] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6069] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6070] <... openat resumed>) = 4 [pid 6069] <... openat resumed>) = 4 [pid 6069] ioctl(4, BLKBSZSET, [16384] [pid 6070] ioctl(4, BLKBSZSET, [16384]) = -1 EBUSY (Device or resource busy) [pid 6070] exit_group(0) = ? [pid 6070] +++ exited with 0 +++ [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6070, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6071] <... sendfile resumed>) = 2097152 [pid 6069] <... ioctl resumed>) = 0 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6071] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW./strace-static-x86_64: Process 6073 attached [pid 6069] exit_group(0 [pid 6071] <... openat resumed>) = 4 [pid 6073] set_robust_list(0x55558c717660, 24 [pid 6071] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 6073] <... set_robust_list resumed>) = 0 [pid 6071] exit_group(0 [pid 6073] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6071] <... exit_group resumed>) = ? [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 6073 [pid 6073] setpgid(0, 0 [pid 6071] +++ exited with 0 +++ [pid 6073] <... setpgid resumed>) = 0 [pid 6073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6069] <... exit_group resumed>) = ? [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6071, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6073] <... openat resumed>) = 3 [pid 6073] write(3, "1000", 4) = 4 [pid 6073] close(3executing program ) = 0 [pid 6073] write(1, "executing program\n", 18) = 18 [pid 6073] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 6073] sendfile(3, 3, NULL, 2097152 [pid 6069] +++ exited with 0 +++ [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6069, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6074 attached [pid 6074] set_robust_list(0x55558c717660, 24 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6074] <... set_robust_list resumed>) = 0 [pid 6074] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 6075 attached [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 6075 [pid 6075] set_robust_list(0x55558c717660, 24) = 0 [pid 6075] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6075] setpgid(0, 0) = 0 [pid 6075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6075] write(3, "1000", 4) = 4 [pid 6075] close(3 [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 6074 [pid 6074] <... prctl resumed>) = 0 [pid 6075] <... close resumed>) = 0 [pid 6074] setpgid(0, 0executing program [pid 6075] write(1, "executing program\n", 18 [pid 6074] <... setpgid resumed>) = 0 [pid 6075] <... write resumed>) = 18 [pid 6074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6075] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6074] <... openat resumed>) = 3 [pid 6075] <... openat resumed>) = 3 [pid 6074] write(3, "1000", 4 [pid 6075] sendfile(3, 3, NULL, 2097152 [pid 6074] <... write resumed>) = 4 [pid 6074] close(3 [pid 6073] <... sendfile resumed>) = 2097152 [ 76.634479][ T6068] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x5e pfn:0x4a6fc [ 76.643863][ T6068] memcg:ffff88801be88000 [ 76.650133][ T6068] flags: 0xfff00000000001(locked|node=0|zone=1|lastcpupid=0x7ff) [ 76.659253][ T6068] raw: 00fff00000000001 0000000000000000 dead000000000122 0000000000000000 [ 76.670730][ T6068] raw: 000000000000005e 0000000000000000 00000001ffffffff ffff88801be88000 [pid 6074] <... close resumed>) = 0 [pid 6073] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6074] write(1, "executing program\n", 18 [pid 6073] <... openat resumed>) = 4 [pid 6075] <... sendfile resumed>) = 2097152 executing program [pid 6075] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6074] <... write resumed>) = 18 [pid 6073] ioctl(4, BLKBSZSET, [16384] [pid 6075] <... openat resumed>) = 4 [pid 6074] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6073] <... ioctl resumed>) = 0 [ 76.689556][ T6068] page dumped because: VM_BUG_ON_FOLIO(folio_order(folio) < mapping_min_folio_order(mapping)) [ 76.701061][ T6068] page_owner tracks the page as allocated [ 76.707851][ T6068] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x152c40(GFP_NOFS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_HARDWALL), pid 6068, tgid 6068 (syz-executor251), ts 76634441929, free_ts 76632299962 [ 76.729661][ T6068] post_alloc_hook+0x240/0x2a0 [ 76.734582][ T6068] get_page_from_freelist+0x21e4/0x22c0 [pid 6075] ioctl(4, BLKBSZSET, [16384] [pid 6074] <... openat resumed>) = 3 [pid 6073] exit_group(0 [pid 6075] <... ioctl resumed>) = 0 [pid 6074] sendfile(3, 3, NULL, 2097152 [pid 6073] <... exit_group resumed>) = ? [pid 6075] exit_group(0) = ? [pid 6075] +++ exited with 0 +++ [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6075, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6073] +++ exited with 0 +++ [pid 6074] <... sendfile resumed>) = 2097152 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6073, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6074] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW) = 4 [pid 6074] ioctl(4, BLKBSZSET, [16384]) = 0 [ 76.740240][ T6068] __alloc_frozen_pages_noprof+0x181/0x370 [ 76.746150][ T6068] alloc_pages_mpol+0x232/0x4a0 [ 76.751099][ T6068] alloc_pages_noprof+0xa9/0x190 [ 76.756232][ T6068] folio_alloc_noprof+0x1e/0x30 [ 76.761211][ T6068] filemap_alloc_folio_noprof+0xdf/0x470 [ 76.767159][ T6068] page_cache_ra_order+0x4de/0xd40 [ 76.772371][ T6068] filemap_get_pages+0x486/0x1da0 [ 76.777494][ T6068] filemap_splice_read+0x581/0xc60 [ 76.782672][ T6068] splice_direct_to_actor+0x4a6/0xcc0 [pid 6074] exit_group(0) = ? ./strace-static-x86_64: Process 6076 attached [pid 6074] +++ exited with 0 +++ [pid 5868] restart_syscall(<... resuming interrupted clone ...> [pid 5865] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6074, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5865] restart_syscall(<... resuming interrupted clone ...> [pid 6076] set_robust_list(0x55558c717660, 24 [pid 5870] <... clone resumed>, child_tidptr=0x55558c717650) = 6076 [pid 5868] <... restart_syscall resumed>) = 0 [pid 5865] <... restart_syscall resumed>) = 0 [pid 6076] <... set_robust_list resumed>) = 0 [pid 6076] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6076] setpgid(0, 0./strace-static-x86_64: Process 6077 attached ) = 0 ./strace-static-x86_64: Process 6078 attached [pid 6077] set_robust_list(0x55558c717660, 24 [pid 5868] <... clone resumed>, child_tidptr=0x55558c717650) = 6077 [pid 6076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5865] <... clone resumed>, child_tidptr=0x55558c717650) = 6078 [pid 6076] <... openat resumed>) = 3 [pid 6076] write(3, "1000", 4) = 4 [pid 6076] close(3) = 0 executing program [pid 6076] write(1, "executing program\n", 18) = 18 [pid 6076] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [ 76.788111][ T6068] do_splice_direct+0x181/0x270 [ 76.793964][ T6068] do_sendfile+0x4da/0x7e0 [ 76.798481][ T6068] __se_sys_sendfile64+0x13e/0x190 [ 76.803620][ T6068] do_syscall_64+0xfa/0x3b0 [ 76.808165][ T6068] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.814079][ T6068] page last free pid 6069 tgid 6069 stack trace: [ 76.820665][ T6068] free_unref_folios+0xdbd/0x1520 [ 76.825753][ T6068] folios_put_refs+0x559/0x640 [ 76.830564][ T6068] truncate_inode_pages_range+0x346/0xda0 [pid 6076] sendfile(3, 3, NULL, 2097152 [pid 6078] set_robust_list(0x55558c717660, 24 [pid 6077] <... set_robust_list resumed>) = 0 [pid 6078] <... set_robust_list resumed>) = 0 [pid 6077] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6078] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6077] setpgid(0, 0 [pid 6078] <... prctl resumed>) = 0 [pid 6077] <... setpgid resumed>) = 0 [pid 6078] setpgid(0, 0 [pid 6077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6078] <... setpgid resumed>) = 0 [pid 6076] <... sendfile resumed>) = 2097152 [pid 6078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6077] <... openat resumed>) = 3 [pid 6078] <... openat resumed>) = 3 [pid 6076] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6077] write(3, "1000", 4 [pid 6078] write(3, "1000", 4 [pid 6077] <... write resumed>) = 4 [pid 6076] <... openat resumed>) = 4 [pid 6078] <... write resumed>) = 4 [pid 6077] close(3 [pid 6078] close(3 [pid 6077] <... close resumed>) = 0 [pid 6076] ioctl(4, BLKBSZSET, [16384]executing program [pid 6078] <... close resumed>) = 0 [pid 6077] write(1, "executing program\n", 18executing program [pid 6076] <... ioctl resumed>) = 0 [pid 6078] write(1, "executing program\n", 18 [pid 6077] <... write resumed>) = 18 [pid 6078] <... write resumed>) = 18 [pid 6077] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6078] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC [pid 6077] <... openat resumed>) = 3 [ 76.836466][ T6068] set_blocksize+0x32a/0x500 [ 76.841093][ T6068] blkdev_bszset+0x1ac/0x220 [ 76.850907][ T6068] blkdev_ioctl+0x430/0x6d0 [ 76.855569][ T6068] __se_sys_ioctl+0xfc/0x170 [ 76.860178][ T6068] do_syscall_64+0xfa/0x3b0 [ 76.864734][ T6068] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.870890][ T6068] ------------[ cut here ]------------ [ 76.876618][ T6068] kernel BUG at mm/filemap.c:868! [ 76.887949][ T6068] Oops: invalid opcode: 0000 [#1] SMP KASAN PTI [ 76.894226][ T6068] CPU: 0 UID: 0 PID: 6068 Comm: syz-executor251 Not tainted 6.17.0-rc1-next-20250814-syzkaller #0 PREEMPT(full) [ 76.906119][ T6068] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 76.916180][ T6068] RIP: 0010:__filemap_add_folio+0x11ad/0x12f0 [ 76.922254][ T6068] Code: 47 c9 ff 4c 89 e7 48 c7 c6 60 3d b4 8b e8 db 4f 31 ff 90 0f 0b e8 f3 46 c9 ff 4c 89 e7 48 c7 c6 40 34 b4 8b e8 c4 4f 31 ff 90 <0f> 0b e8 dc 46 c9 ff 4c 89 e7 48 c7 c6 60 3d b4 8b e8 ad 4f 31 ff [ 76.941877][ T6068] RSP: 0018:ffffc900041b72c0 EFLAGS: 00010246 [ 76.947968][ T6068] RAX: 1facde848cab5700 RBX: 0000000000000000 RCX: 0000000000000000 [ 76.955940][ T6068] RDX: 0000000000000000 RSI: ffffffff8c04d960 RDI: 00000000ffffffff [ 76.963915][ T6068] RBP: ffffc900041b7430 R08: ffffffff8fe4db37 R09: 1ffffffff1fc9b66 [ 76.971891][ T6068] R10: dffffc0000000000 R11: fffffbfff1fc9b67 R12: ffffea000129bf00 [ 76.979863][ T6068] R13: dffffc0000000000 R14: ffffea000129bf08 R15: 0000000000000002 [ 76.987845][ T6068] FS: 000055558c717380(0000) GS:ffff8881257d6000(0000) knlGS:0000000000000000 [ 76.996781][ T6068] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.003363][ T6068] CR2: 000056348a0a7168 CR3: 0000000077bde000 CR4: 00000000003526f0 [ 77.011337][ T6068] Call Trace: [ 77.014620][ T6068] [ 77.017576][ T6068] ? __pfx_memcg1_commit_charge+0x10/0x10 [ 77.023319][ T6068] ? get_mem_cgroup_from_mm+0x38/0x2a0 [ 77.028785][ T6068] ? rcu_is_watching+0x15/0xb0 [ 77.033551][ T6068] ? __pfx___filemap_add_folio+0x10/0x10 [ 77.039187][ T6068] ? lock_release+0x4b/0x3e0 [ 77.043790][ T6068] filemap_add_folio+0xd5/0x270 [ 77.048651][ T6068] page_cache_ra_order+0x643/0xd40 [ 77.053782][ T6068] filemap_get_pages+0x486/0x1da0 [ 77.058805][ T6068] ? __kasan_slab_free+0x5b/0x80 [ 77.063758][ T6068] ? iter_file_splice_write+0xf02/0x10b0 [ 77.069403][ T6068] ? direct_splice_actor+0x101/0x160 [ 77.074698][ T6068] ? do_sendfile+0x4da/0x7e0 [ 77.079323][ T6068] ? __pfx_filemap_get_pages+0x10/0x10 [ 77.084791][ T6068] ? __pfx___might_resched+0x10/0x10 [ 77.090104][ T6068] filemap_splice_read+0x581/0xc60 [ 77.095233][ T6068] ? __pfx_filemap_splice_read+0x10/0x10 [ 77.100886][ T6068] ? __pfx_pipe_lock_cmp_fn+0x10/0x10 [ 77.106264][ T6068] ? file_end_write+0xd8/0x250 [ 77.111032][ T6068] ? direct_splice_actor+0x10c/0x160 [ 77.116326][ T6068] ? __pfx_filemap_splice_read+0x10/0x10 [ 77.121964][ T6068] splice_direct_to_actor+0x4a6/0xcc0 [ 77.127413][ T6068] ? __pfx_direct_splice_actor+0x10/0x10 [ 77.133054][ T6068] ? __pfx_splice_direct_to_actor+0x10/0x10 [ 77.138970][ T6068] ? do_raw_spin_lock+0x121/0x290 [ 77.144010][ T6068] do_splice_direct+0x181/0x270 [ 77.148867][ T6068] ? __pfx_do_splice_direct+0x10/0x10 [ 77.154244][ T6068] ? common_file_perm+0x1b5/0x230 [ 77.159271][ T6068] ? __pfx_direct_file_splice_eof+0x10/0x10 [ 77.165193][ T6068] ? bpf_lsm_file_permission+0x9/0x20 [ 77.170581][ T6068] ? security_file_permission+0x75/0x290 [ 77.176226][ T6068] ? rw_verify_area+0x255/0x4d0 [ 77.181094][ T6068] do_sendfile+0x4da/0x7e0 [ 77.185525][ T6068] ? __pfx_do_sendfile+0x10/0x10 [ 77.190488][ T6068] ? _raw_spin_unlock_irq+0x2e/0x50 [ 77.195707][ T6068] ? ptrace_notify+0x22d/0x2c0 [ 77.200491][ T6068] __se_sys_sendfile64+0x13e/0x190 [ 77.205635][ T6068] ? __pfx___se_sys_sendfile64+0x10/0x10 [ 77.211288][ T6068] ? rcu_is_watching+0x15/0xb0 [ 77.216068][ T6068] do_syscall_64+0xfa/0x3b0 [ 77.220574][ T6068] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.226687][ T6068] ? clear_bhb_loop+0x60/0xb0 [ 77.231376][ T6068] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.237288][ T6068] RIP: 0033:0x7f1848360ba9 [ 77.241773][ T6068] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 77.261395][ T6068] RSP: 002b:00007ffcd93f37b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 77.269821][ T6068] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1848360ba9 [ 77.277796][ T6068] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000003 [pid 6076] exit_group(0 [pid 6078] <... openat resumed>) = 3 [pid 6077] sendfile(3, 3, NULL, 2097152 [pid 6076] <... exit_group resumed>) = ? [pid 6076] +++ exited with 0 +++ [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6076, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5870] restart_syscall(<... resuming interrupted clone ...> [ 77.285764][ T6068] RBP: 00000000000f4240 R08: 00000000000000a0 R09: 00000000000000a0 [ 77.293797][ T6068] R10: 0000000000200000 R11: 0000000000000246 R12: 0000000000012a24 [ 77.301780][ T6068] R13: 00007ffcd93f37cc R14: 00007ffcd93f37e0 R15: 00007ffcd93f37d0 [ 77.309774][ T6068] [ 77.312800][ T6068] Modules linked in: [ 77.317178][ T6068] ---[ end trace 0000000000000000 ]--- [ 77.327246][ T6068] RIP: 0010:__filemap_add_folio+0x11ad/0x12f0 [pid 6078] sendfile(3, 3, NULL, 2097152 [pid 6077] <... sendfile resumed>) = 2097152 [pid 5870] <... restart_syscall resumed>) = 0 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558c717650) = 6081 ./strace-static-x86_64: Process 6081 attached [pid 6081] set_robust_list(0x55558c717660, 24) = 0 [pid 6078] <... sendfile resumed>) = 2097152 [pid 6077] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6081] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6081] setpgid(0, 0) = 0 [pid 6081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6081] write(3, "1000", 4executing program ) = 4 [pid 6081] close(3) = 0 [pid 6081] write(1, "executing program\n", 18) = 18 [pid 6081] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_SYNC|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 6081] sendfile(3, 3, NULL, 2097152 [pid 6078] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6077] <... openat resumed>) = 4 [ 77.334307][ T6068] Code: 47 c9 ff 4c 89 e7 48 c7 c6 60 3d b4 8b e8 db 4f 31 ff 90 0f 0b e8 f3 46 c9 ff 4c 89 e7 48 c7 c6 40 34 b4 8b e8 c4 4f 31 ff 90 <0f> 0b e8 dc 46 c9 ff 4c 89 e7 48 c7 c6 60 3d b4 8b e8 ad 4f 31 ff [ 77.359134][ T6068] RSP: 0018:ffffc900041b72c0 EFLAGS: 00010246 [ 77.365497][ T6068] RAX: 1facde848cab5700 RBX: 0000000000000000 RCX: 0000000000000000 [ 77.375594][ T6068] RDX: 0000000000000000 RSI: ffffffff8c04d960 RDI: 00000000ffffffff [ 77.383975][ T6068] RBP: ffffc900041b7430 R08: ffffffff8fe4db37 R09: 1ffffffff1fc9b66 [pid 6081] <... sendfile resumed>) = 2097152 [pid 6078] <... openat resumed>) = 4 [pid 6077] ioctl(4, BLKBSZSET, [16384] [pid 6081] openat(AT_FDCWD, "/dev/nullb0", O_ACCMODE|O_SYNC|O_NOFOLLOW [pid 6078] ioctl(4, BLKBSZSET, [16384] [pid 6077] <... ioctl resumed>) = 0 [pid 6081] <... openat resumed>) = 4 [pid 6078] <... ioctl resumed>) = 0 [pid 6077] exit_group(0 [pid 6081] ioctl(4, BLKBSZSET, [16384]) = 0 [pid 6078] exit_group(0 [pid 6081] exit_group(0 [pid 6077] <... exit_group resumed>) = ? [pid 6078] <... exit_group resumed>) = ? [pid 6077] +++ exited with 0 +++ [pid 6081] <... exit_group resumed>) = ? [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6077, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6081] +++ exited with 0 +++ [pid 6078] +++ exited with 0 +++ [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6081, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [ 77.392675][ T6068] R10: dffffc0000000000 R11: fffffbfff1fc9b67 R12: ffffea000129bf00 [ 77.401884][ T6068] R13: dffffc0000000000 R14: ffffea000129bf08 R15: 0000000000000002 [ 77.410825][ T6068] FS: 000055558c717380(0000) GS:ffff8881258d6000(0000) knlGS:0000000000000000 [ 77.420419][ T6068] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.427307][ T6068] CR2: 000056348a0c7000 CR3: 0000000077bde000 CR4: 00000000003526f0 [ 77.435464][ T6068] Kernel panic - not syncing: Fatal exception [ 77.441894][ T6068] Kernel Offset: disabled [ 77.446223][ T6068] Rebooting in 86400 seconds..