./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor476252144 <...> Warning: Permanently added '10.128.0.5' (ED25519) to the list of known hosts. execve("./syz-executor476252144", ["./syz-executor476252144"], 0x7ffd16aacff0 /* 10 vars */) = 0 brk(NULL) = 0x5555758c2000 brk(0x5555758c2d40) = 0x5555758c2d40 arch_prctl(ARCH_SET_FS, 0x5555758c23c0) = 0 set_tid_address(0x5555758c2690) = 485 set_robust_list(0x5555758c26a0, 24) = 0 rseq(0x5555758c2ce0, 0x20, 0, 0x53053053) = -1 ENOSYS (Function not implemented) prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor476252144", 4096) = 27 getrandom("\x86\xf1\x16\xed\xd5\x41\x61\x0a", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555758c2d40 brk(0x5555758e3d40) = 0x5555758e3d40 brk(0x5555758e4000) = 0x5555758e4000 mprotect(0x7efd72c87000, 16384, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 486 ./strace-static-x86_64: Process 486 attached [pid 486] set_robust_list(0x5555758c26a0, 24) = 0 [pid 486] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 486] setpgid(0, 0) = 0 [pid 486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 486] write(3, "1000", 4) = 4 [pid 486] close(3) = 0 [pid 486] write(1, "executing program\n", 18executing program ) = 18 [pid 486] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 486] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 486] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 486] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 486] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 486] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 486] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[487]}, 88) = 487 [pid 486] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 486] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 486] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 487 attached [pid 487] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 487] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 487] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 487] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 487] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 486] <... futex resumed>) = 0 [pid 486] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 487] <... futex resumed>) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 486] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 486] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 486] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 486] rt_sigprocmask(SIG_BLOCK, ~[], [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 486] <... rt_sigprocmask resumed>[], 8) = 0 [pid 486] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 486] <... clone3 resumed> => {parent_tid=[488]}, 88) = 488 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 486] rt_sigprocmask(SIG_SETMASK, [], [pid 487] <... sendmsg resumed>) = 0 [pid 486] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 486] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 486] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 487] <... sendmsg resumed>) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 487] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 488 attached [pid 488] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 488] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 488] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 488] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 486] <... futex resumed>) = 0 [pid 486] exit_group(0) = ? [pid 487] <... futex resumed>) = ? [pid 487] +++ exited with 0 +++ [pid 488] +++ exited with 0 +++ [pid 486] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=486, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 489 ./strace-static-x86_64: Process 489 attached [pid 489] set_robust_list(0x5555758c26a0, 24) = 0 [pid 489] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 489] setpgid(0, 0) = 0 [pid 489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 489] write(3, "1000", 4) = 4 [pid 489] close(3) = 0 [pid 489] write(1, "executing program\n", 18executing program ) = 18 [pid 489] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 489] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 489] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 489] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 489] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 489] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 489] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[490]}, 88) = 490 [pid 489] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 489] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 489] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 490 attached [pid 490] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 490] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 490] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 490] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 489] <... futex resumed>) = 0 [pid 489] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 489] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 489] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 489] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 489] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 489] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[491]}, 88) = 491 [pid 489] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 489] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 489] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 490] <... futex resumed>) = 1 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0./strace-static-x86_64: Process 491 attached ) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 490] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 491] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 491] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 491] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 491] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 489] <... futex resumed>) = 0 [pid 491] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 489] exit_group(0 [pid 491] <... futex resumed>) = ? [pid 489] <... exit_group resumed>) = ? [pid 491] +++ exited with 0 +++ [pid 490] <... futex resumed>) = ? [pid 490] +++ exited with 0 +++ [pid 489] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=489, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [ 212.129280][ T28] audit: type=1400 audit(1744438913.939:66): avc: denied { execmem } for pid=485 comm="syz-executor476" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 212.153785][ T28] audit: type=1400 audit(1744438913.969:67): avc: denied { create } for pid=486 comm="syz-executor476" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 492 attached , child_tidptr=0x5555758c2690) = 492 [pid 492] set_robust_list(0x5555758c26a0, 24) = 0 [pid 492] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 492] setpgid(0, 0) = 0 [pid 492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 492] write(3, "1000", 4) = 4 [pid 492] close(3) = 0 [pid 492] write(1, "executing program\n", 18) = 18 [pid 492] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 492] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 492] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 492] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 492] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 492] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 492] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[493]}, 88) = 493 ./strace-static-x86_64: Process 493 attached [pid 492] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 492] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 492] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 493] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 493] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 493] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 493] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 492] <... futex resumed>) = 0 [pid 492] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 492] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 492] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 492] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 492] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 492] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[494]}, 88) = 494 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0./strace-static-x86_64: Process 494 attached [pid 492] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 492] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 492] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 493] <... sendmsg resumed>) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 493] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 494] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 494] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 494] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 494] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 492] <... futex resumed>) = 0 [pid 494] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 492] exit_group(0 [pid 494] <... futex resumed>) = ? [pid 493] <... futex resumed>) = ? [pid 492] <... exit_group resumed>) = ? [pid 494] +++ exited with 0 +++ [pid 493] +++ exited with 0 +++ [pid 492] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=492, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 495 attached , child_tidptr=0x5555758c2690) = 495 [pid 495] set_robust_list(0x5555758c26a0, 24) = 0 [pid 495] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 495] setpgid(0, 0) = 0 [pid 495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 495] write(3, "1000", 4) = 4 [pid 495] close(3) = 0 [pid 495] write(1, "executing program\n", 18executing program ) = 18 [pid 495] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 495] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 495] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 495] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 495] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 495] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 495] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[496]}, 88) = 496 [pid 495] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 495] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 495] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 496 attached [pid 496] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 496] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 496] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 496] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 495] <... futex resumed>) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 495] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] <... sendmsg resumed>) = 0 [pid 495] <... futex resumed>) = 0 [pid 495] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 495] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 495] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 495] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 495] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[497]}, 88) = 497 [pid 495] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 495] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 495] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 ./strace-static-x86_64: Process 497 attached [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 496] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 497] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 497] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 497] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 497] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 495] <... futex resumed>) = 0 [pid 495] exit_group(0) = ? [pid 497] <... futex resumed>) = ? [pid 496] <... futex resumed>) = ? [pid 496] +++ exited with 0 +++ [pid 497] +++ exited with 0 +++ [pid 495] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=495, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 498 ./strace-static-x86_64: Process 498 attached [pid 498] set_robust_list(0x5555758c26a0, 24) = 0 [pid 498] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 498] setpgid(0, 0) = 0 [pid 498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 498] write(3, "1000", 4) = 4 [pid 498] close(3) = 0 executing program [pid 498] write(1, "executing program\n", 18) = 18 [pid 498] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 498] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 498] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 498] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 498] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 498] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 498] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[499]}, 88) = 499 [pid 498] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 498] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 498] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 499 attached [pid 499] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 499] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 499] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 499] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] <... futex resumed>) = 0 [pid 498] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 498] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 498] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 498] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 498] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 498] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[500]}, 88) = 500 [pid 498] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 498] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 498] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 499] <... futex resumed>) = 1 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 499] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 499] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 500 attached [pid 500] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 500] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 500] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 500] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] <... futex resumed>) = 0 [pid 498] exit_group(0) = ? [pid 499] <... futex resumed>) = ? [pid 499] +++ exited with 0 +++ [pid 500] <... futex resumed>) = ? [pid 500] +++ exited with 0 +++ [pid 498] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=498, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 501 ./strace-static-x86_64: Process 501 attached [pid 501] set_robust_list(0x5555758c26a0, 24) = 0 [pid 501] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 501] setpgid(0, 0) = 0 [pid 501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 501] write(3, "1000", 4) = 4 [pid 501] close(3) = 0 executing program [pid 501] write(1, "executing program\n", 18) = 18 [pid 501] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 501] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 501] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 501] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 501] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 501] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 501] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[502]}, 88) = 502 [pid 501] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 501] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 501] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 502 attached [pid 502] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 502] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 502] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 502] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 501] <... futex resumed>) = 0 [pid 501] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 501] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 501] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 501] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 501] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 501] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[503]}, 88) = 503 [pid 501] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 501] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 501] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 502] <... futex resumed>) = 1 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 ./strace-static-x86_64: Process 503 attached [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 502] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 502] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 503] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 503] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 503] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 503] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 501] <... futex resumed>) = 0 [pid 501] exit_group(0) = ? [pid 502] <... futex resumed>) = ? [pid 503] <... futex resumed>) = ? [pid 502] +++ exited with 0 +++ [pid 503] +++ exited with 0 +++ [pid 501] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=501, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 504 attached , child_tidptr=0x5555758c2690) = 504 [pid 504] set_robust_list(0x5555758c26a0, 24) = 0 [pid 504] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 504] setpgid(0, 0) = 0 [pid 504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 504] write(3, "1000", 4) = 4 [pid 504] close(3) = 0 executing program [pid 504] write(1, "executing program\n", 18) = 18 [pid 504] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 504] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 504] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 504] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 504] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 504] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 504] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[505]}, 88) = 505 ./strace-static-x86_64: Process 505 attached [pid 504] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 504] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 504] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 505] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 505] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 505] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 505] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 504] <... futex resumed>) = 0 [pid 504] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 504] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 504] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 504] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 504] rt_sigprocmask(SIG_BLOCK, ~[], [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 504] <... rt_sigprocmask resumed>[], 8) = 0 [pid 504] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 504] <... clone3 resumed> => {parent_tid=[506]}, 88) = 506 [pid 504] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 504] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 504] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 505] <... sendmsg resumed>) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 505] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 505] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 506 attached [pid 506] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 506] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 506] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 506] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 504] <... futex resumed>) = 0 [pid 504] exit_group(0 [pid 505] <... futex resumed>) = ? [pid 504] <... exit_group resumed>) = ? [pid 506] <... futex resumed>) = ? [pid 505] +++ exited with 0 +++ [pid 506] +++ exited with 0 +++ [pid 504] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=504, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 212.173331][ T28] audit: type=1400 audit(1744438913.969:68): avc: denied { write } for pid=486 comm="syz-executor476" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 212.192981][ T28] audit: type=1400 audit(1744438913.969:69): avc: denied { setopt } for pid=486 comm="syz-executor476" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 507 ./strace-static-x86_64: Process 507 attached [pid 507] set_robust_list(0x5555758c26a0, 24) = 0 [pid 507] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 507] setpgid(0, 0) = 0 [pid 507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 507] write(3, "1000", 4) = 4 [pid 507] close(3) = 0 [pid 507] write(1, "executing program\n", 18executing program ) = 18 [pid 507] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 507] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 507] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 507] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 507] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 507] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 507] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[508]}, 88) = 508 [pid 507] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 507] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 507] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 508 attached [pid 508] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 508] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 508] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 508] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 507] <... futex resumed>) = 0 [pid 507] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 507] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 507] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 507] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 507] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 507] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[509]}, 88) = 509 ./strace-static-x86_64: Process 509 attached [pid 508] <... futex resumed>) = 1 [pid 507] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 507] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 507] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 509] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 509] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 509] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 509] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 507] <... futex resumed>) = 0 [pid 509] <... futex resumed>) = 1 [pid 509] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 508] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 508] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 507] exit_group(0 [pid 509] <... futex resumed>) = ? [pid 508] <... futex resumed>) = ? [pid 507] <... exit_group resumed>) = ? [pid 508] +++ exited with 0 +++ [pid 509] +++ exited with 0 +++ [pid 507] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=507, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 510 ./strace-static-x86_64: Process 510 attached [pid 510] set_robust_list(0x5555758c26a0, 24) = 0 [pid 510] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 510] setpgid(0, 0) = 0 [pid 510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 510] write(3, "1000", 4) = 4 [pid 510] close(3) = 0 [pid 510] write(1, "executing program\n", 18executing program ) = 18 [pid 510] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 510] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 510] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 510] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 510] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 510] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 510] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[511]}, 88) = 511 [pid 510] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 510] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 510] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 511 attached [pid 511] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 511] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 511] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 511] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 510] <... futex resumed>) = 0 [pid 510] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 510] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 510] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 510] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 510] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 510] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[512]}, 88) = 512 [pid 510] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 510] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 510] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 511] <... futex resumed>) = 1 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 511] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 512 attached [pid 512] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 512] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 512] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 512] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 510] <... futex resumed>) = 0 [pid 510] exit_group(0) = ? [pid 511] <... futex resumed>) = ? [pid 511] +++ exited with 0 +++ [pid 512] <... futex resumed>) = ? [pid 512] +++ exited with 0 +++ [pid 510] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=510, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 513 attached , child_tidptr=0x5555758c2690) = 513 [pid 513] set_robust_list(0x5555758c26a0, 24) = 0 [pid 513] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 513] setpgid(0, 0) = 0 [pid 513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 513] write(3, "1000", 4) = 4 [pid 513] close(3) = 0 [pid 513] write(1, "executing program\n", 18executing program ) = 18 [pid 513] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 513] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 513] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 513] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 513] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 513] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 513] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[514]}, 88) = 514 ./strace-static-x86_64: Process 514 attached [pid 513] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 513] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 513] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 514] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 514] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 514] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 514] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 514] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 513] <... futex resumed>) = 0 [pid 513] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 513] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 514] <... futex resumed>) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 513] <... futex resumed>) = 0 [pid 513] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 513] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 513] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 513] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[515]}, 88) = 515 [pid 513] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 513] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 513] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 514] <... sendmsg resumed>) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 514] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 515 attached [pid 515] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 515] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 515] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 515] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 513] <... futex resumed>) = 0 [pid 513] exit_group(0) = ? [pid 514] <... futex resumed>) = ? [pid 514] +++ exited with 0 +++ [pid 515] <... futex resumed>) = ? [pid 515] +++ exited with 0 +++ [pid 513] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=513, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 516 ./strace-static-x86_64: Process 516 attached [pid 516] set_robust_list(0x5555758c26a0, 24) = 0 [pid 516] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 516] setpgid(0, 0) = 0 [pid 516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 516] write(3, "1000", 4) = 4 [pid 516] close(3) = 0 [pid 516] write(1, "executing program\n", 18executing program ) = 18 [pid 516] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 516] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 516] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 516] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 516] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 516] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 516] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[517]}, 88) = 517 [pid 516] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 516] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 516] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 517 attached [pid 517] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 517] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 517] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 517] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 516] <... futex resumed>) = 0 [pid 516] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 516] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 516] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 516] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 516] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 516] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[518]}, 88) = 518 ./strace-static-x86_64: Process 518 attached [pid 516] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 516] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 516] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 517] <... futex resumed>) = 1 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 518] set_robust_list(0x7efd72ba39a0, 24 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 518] <... set_robust_list resumed>) = 0 [pid 517] <... sendmsg resumed>) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 518] rt_sigprocmask(SIG_SETMASK, [], [pid 517] <... sendmsg resumed>) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 518] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 517] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 517] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 518] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 518] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 516] <... futex resumed>) = 0 [pid 516] exit_group(0) = ? [pid 517] <... futex resumed>) = ? [pid 517] +++ exited with 0 +++ [pid 518] <... futex resumed>) = ? [pid 518] +++ exited with 0 +++ [pid 516] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=516, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 519 ./strace-static-x86_64: Process 519 attached [pid 519] set_robust_list(0x5555758c26a0, 24) = 0 [pid 519] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 519] setpgid(0, 0) = 0 [pid 519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 519] write(3, "1000", 4) = 4 executing program [pid 519] close(3) = 0 [pid 519] write(1, "executing program\n", 18) = 18 [pid 519] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 519] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 519] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 519] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 519] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 519] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 519] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[520]}, 88) = 520 [pid 519] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 519] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 519] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 520 attached [pid 520] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 520] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 520] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 520] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 519] <... futex resumed>) = 0 [pid 519] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 520] <... futex resumed>) = 1 [pid 519] <... futex resumed>) = 0 [pid 519] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 519] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 519] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 519] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 519] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[521]}, 88) = 521 [pid 519] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 519] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 519] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 ./strace-static-x86_64: Process 521 attached [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 520] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 520] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 521] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 521] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 521] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 521] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 519] <... futex resumed>) = 0 [pid 519] exit_group(0) = ? [pid 520] <... futex resumed>) = ? [pid 520] +++ exited with 0 +++ [pid 521] <... futex resumed>) = ? [pid 521] +++ exited with 0 +++ [pid 519] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=519, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 522 ./strace-static-x86_64: Process 522 attached [pid 522] set_robust_list(0x5555758c26a0, 24) = 0 [pid 522] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 522] setpgid(0, 0) = 0 [pid 522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 522] write(3, "1000", 4) = 4 [pid 522] close(3) = 0 [pid 522] write(1, "executing program\n", 18executing program ) = 18 [pid 522] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 522] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 522] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 522] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 522] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 522] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 522] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[523]}, 88) = 523 [pid 522] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 522] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 522] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 523 attached [pid 523] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 523] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 523] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 523] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 522] <... futex resumed>) = 0 [pid 522] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 522] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 522] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 522] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 522] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 522] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[524]}, 88) = 524 [pid 522] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 522] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 522] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 523] <... futex resumed>) = 1 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 ./strace-static-x86_64: Process 524 attached [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 523] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 524] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 524] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 524] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 524] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 522] <... futex resumed>) = 0 [pid 522] exit_group(0) = ? [pid 523] <... futex resumed>) = ? [pid 523] +++ exited with 0 +++ [pid 524] <... futex resumed>) = ? [pid 524] +++ exited with 0 +++ [pid 522] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 525 attached , child_tidptr=0x5555758c2690) = 525 [pid 525] set_robust_list(0x5555758c26a0, 24) = 0 [pid 525] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 525] setpgid(0, 0) = 0 [pid 525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 525] write(3, "1000", 4) = 4 [pid 525] close(3) = 0 [pid 525] write(1, "executing program\n", 18executing program ) = 18 [pid 525] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 525] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 525] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 525] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 525] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 525] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 525] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[526]}, 88) = 526 [pid 525] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 525] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 525] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 526 attached [pid 526] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 526] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 526] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 526] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 525] <... futex resumed>) = 0 [pid 525] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 525] <... futex resumed>) = 0 [pid 525] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 525] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 526] <... sendmsg resumed>) = 0 [pid 525] <... mmap resumed>) = 0x7efd72b83000 [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 525] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 526] <... sendmsg resumed>) = 0 [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 525] <... mprotect resumed>) = 0 [pid 525] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 525] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 526] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 527 attached [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 525] <... clone3 resumed> => {parent_tid=[527]}, 88) = 527 [pid 527] set_robust_list(0x7efd72ba39a0, 24 [pid 525] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 527] <... set_robust_list resumed>) = 0 [pid 525] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 527] rt_sigprocmask(SIG_SETMASK, [], [pid 525] <... futex resumed>) = 0 [pid 525] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 527] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 526] <... sendmsg resumed>) = 0 [pid 527] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 527] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 525] <... futex resumed>) = 0 [pid 527] <... futex resumed>) = 1 [pid 527] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 526] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 525] exit_group(0) = ? [pid 527] <... futex resumed>) = ? [pid 527] +++ exited with 0 +++ [pid 526] <... futex resumed>) = ? [pid 526] +++ exited with 0 +++ [pid 525] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=525, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 528 attached , child_tidptr=0x5555758c2690) = 528 [pid 528] set_robust_list(0x5555758c26a0, 24) = 0 [pid 528] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 528] setpgid(0, 0) = 0 [pid 528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 528] write(3, "1000", 4) = 4 [pid 528] close(3) = 0 executing program [pid 528] write(1, "executing program\n", 18) = 18 [pid 528] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 528] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 528] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 528] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 528] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 528] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 528] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[529]}, 88) = 529 [pid 528] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 528] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 528] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 529 attached [pid 529] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 529] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 529] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 529] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 528] <... futex resumed>) = 0 [pid 528] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 528] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 528] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 528] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 528] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 528] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 529] <... futex resumed>) = 1 ./strace-static-x86_64: Process 530 attached [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 530] set_robust_list(0x7efd72ba39a0, 24 [pid 528] <... clone3 resumed> => {parent_tid=[530]}, 88) = 530 [pid 530] <... set_robust_list resumed>) = 0 [pid 528] rt_sigprocmask(SIG_SETMASK, [], [pid 530] rt_sigprocmask(SIG_SETMASK, [], [pid 529] <... sendmsg resumed>) = 0 [pid 528] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 530] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 528] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 530] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 528] <... futex resumed>) = 0 [pid 528] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 530] <... setsockopt resumed>) = 0 [pid 530] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 529] <... sendmsg resumed>) = 0 [pid 528] <... futex resumed>) = 0 [pid 530] <... futex resumed>) = 1 [pid 530] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 529] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 528] exit_group(0) = ? [pid 530] <... futex resumed>) = ? [pid 530] +++ exited with 0 +++ [pid 529] <... futex resumed>) = ? [pid 529] +++ exited with 0 +++ [pid 528] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=528, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 531 ./strace-static-x86_64: Process 531 attached [pid 531] set_robust_list(0x5555758c26a0, 24) = 0 [pid 531] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 531] setpgid(0, 0) = 0 [pid 531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 531] write(3, "1000", 4) = 4 [pid 531] close(3) = 0 [pid 531] write(1, "executing program\n", 18executing program ) = 18 [pid 531] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 531] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 531] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 531] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 531] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 531] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 531] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[532]}, 88) = 532 [pid 531] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 531] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 531] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 532 attached [pid 532] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 532] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 532] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 532] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 531] <... futex resumed>) = 0 [pid 531] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 531] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 531] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 531] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 531] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 531] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 531] <... clone3 resumed> => {parent_tid=[533]}, 88) = 533 [pid 532] <... sendmsg resumed>) = 0 [pid 531] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 531] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... sendmsg resumed>) = 0 [pid 531] <... futex resumed>) = 0 [pid 531] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 532] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 533 attached [pid 533] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 533] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 533] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 533] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 531] <... futex resumed>) = 0 [pid 531] exit_group(0 [pid 532] <... futex resumed>) = ? [pid 531] <... exit_group resumed>) = ? [pid 533] <... futex resumed>) = ? [pid 532] +++ exited with 0 +++ [pid 533] +++ exited with 0 +++ [pid 531] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=531, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 534 ./strace-static-x86_64: Process 534 attached [pid 534] set_robust_list(0x5555758c26a0, 24) = 0 [pid 534] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 534] setpgid(0, 0) = 0 [pid 534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 534] write(3, "1000", 4executing program ) = 4 [pid 534] close(3) = 0 [pid 534] write(1, "executing program\n", 18) = 18 [pid 534] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 534] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 534] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 534] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 534] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 534] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 534] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[535]}, 88) = 535 [pid 534] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 534] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 534] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 535 attached [pid 535] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 535] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 535] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 535] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] <... futex resumed>) = 0 [pid 534] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 534] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 534] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 534] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 535] <... futex resumed>) = 1 [pid 534] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 534] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[536]}, 88) = 536 [pid 534] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 534] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 534] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 536 attached [pid 536] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 536] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 536] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 536] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] <... futex resumed>) = 0 [pid 536] <... futex resumed>) = 1 [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 536] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 535] <... sendmsg resumed>) = 0 [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 535] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 534] exit_group(0) = ? [pid 536] <... futex resumed>) = ? [pid 536] +++ exited with 0 +++ [pid 535] <... futex resumed>) = ? [pid 535] +++ exited with 0 +++ [pid 534] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=534, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 537 ./strace-static-x86_64: Process 537 attached [pid 537] set_robust_list(0x5555758c26a0, 24) = 0 [pid 537] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 537] setpgid(0, 0) = 0 [pid 537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 537] write(3, "1000", 4) = 4 [pid 537] close(3) = 0 executing program [pid 537] write(1, "executing program\n", 18) = 18 [pid 537] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 537] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 537] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 537] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 537] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 537] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 537] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 538 attached [pid 538] set_robust_list(0x7efd72bc49a0, 24 [pid 537] <... clone3 resumed> => {parent_tid=[538]}, 88) = 538 [pid 537] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 537] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 537] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 538] <... set_robust_list resumed>) = 0 [pid 538] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 538] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 538] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] <... futex resumed>) = 0 [pid 537] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 537] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 537] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 537] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 537] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 537] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[539]}, 88) = 539 [pid 537] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 537] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 537] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 539 attached [pid 539] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 539] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 539] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 539] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] <... futex resumed>) = 0 [pid 539] <... futex resumed>) = 1 [pid 539] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 538] <... futex resumed>) = 1 [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 538] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 537] exit_group(0 [pid 539] <... futex resumed>) = ? [pid 538] <... futex resumed>) = ? [pid 537] <... exit_group resumed>) = ? [pid 539] +++ exited with 0 +++ [pid 538] +++ exited with 0 +++ [pid 537] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=537, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 540 ./strace-static-x86_64: Process 540 attached [pid 540] set_robust_list(0x5555758c26a0, 24) = 0 [pid 540] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 540] setpgid(0, 0) = 0 [pid 540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 540] write(3, "1000", 4) = 4 [pid 540] close(3) = 0 executing program [pid 540] write(1, "executing program\n", 18) = 18 [pid 540] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 540] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 540] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 540] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 540] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 540] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 540] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[541]}, 88) = 541 [pid 540] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 540] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 540] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 541 attached [pid 541] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 541] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 541] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 541] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 540] <... futex resumed>) = 0 [pid 540] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 540] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 540] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 540] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 540] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 540] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[542]}, 88) = 542 [pid 540] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 540] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 540] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 541] <... futex resumed>) = 1 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 541] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 542 attached [pid 542] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 542] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 542] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 542] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 540] <... futex resumed>) = 0 [pid 540] exit_group(0) = ? [pid 541] <... futex resumed>) = ? [pid 541] +++ exited with 0 +++ [pid 542] <... futex resumed>) = ? [pid 542] +++ exited with 0 +++ [pid 540] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=540, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 543 ./strace-static-x86_64: Process 543 attached [pid 543] set_robust_list(0x5555758c26a0, 24) = 0 [pid 543] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 543] setpgid(0, 0) = 0 [pid 543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 543] write(3, "1000", 4) = 4 [pid 543] close(3) = 0 [pid 543] write(1, "executing program\n", 18executing program ) = 18 [pid 543] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 543] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 543] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 543] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 543] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 543] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 543] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[544]}, 88) = 544 [pid 543] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 543] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 543] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 544 attached [pid 544] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 544] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 544] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 544] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] <... futex resumed>) = 0 [pid 543] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 543] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 543] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 543] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 543] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 543] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[545]}, 88) = 545 [pid 543] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 543] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 543] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 544] <... futex resumed>) = 1 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 544] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 545 attached [pid 545] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 545] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 545] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 545] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] <... futex resumed>) = 0 [pid 543] exit_group(0) = ? [pid 545] <... futex resumed>) = ? [pid 544] <... futex resumed>) = ? [pid 544] +++ exited with 0 +++ [pid 545] +++ exited with 0 +++ [pid 543] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=543, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 546 ./strace-static-x86_64: Process 546 attached [pid 546] set_robust_list(0x5555758c26a0, 24) = 0 [pid 546] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 546] setpgid(0, 0) = 0 [pid 546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 546] write(3, "1000", 4) = 4 [pid 546] close(3) = 0 [pid 546] write(1, "executing program\n", 18executing program ) = 18 [pid 546] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 546] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 546] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 546] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 546] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 546] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 546] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[547]}, 88) = 547 [pid 546] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 546] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 546] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 547 attached [pid 547] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 547] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 547] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 547] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 546] <... futex resumed>) = 0 [pid 546] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 546] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 546] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 546] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 546] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 546] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[548]}, 88) = 548 [pid 546] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 546] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 546] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 547] <... futex resumed>) = 1 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 547] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 548 attached [pid 548] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 548] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 548] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 548] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 546] <... futex resumed>) = 0 [pid 546] exit_group(0) = ? [pid 547] <... futex resumed>) = ? [pid 547] +++ exited with 0 +++ [pid 548] <... futex resumed>) = ? [pid 548] +++ exited with 0 +++ [pid 546] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=546, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 549 attached , child_tidptr=0x5555758c2690) = 549 [pid 549] set_robust_list(0x5555758c26a0, 24) = 0 [pid 549] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 549] setpgid(0, 0) = 0 [pid 549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 549] write(3, "1000", 4) = 4 [pid 549] close(3) = 0 [pid 549] write(1, "executing program\n", 18executing program ) = 18 [pid 549] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 549] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 549] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 549] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 549] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 549] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 549] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[550]}, 88) = 550 [pid 549] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 549] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 549] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 550 attached [pid 550] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 550] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 550] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 550] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 549] <... futex resumed>) = 0 [pid 549] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 549] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 549] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 549] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 549] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 549] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[551]}, 88) = 551 [pid 550] <... futex resumed>) = 1 [pid 549] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 549] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 549] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 551 attached [pid 551] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 551] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 551] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 551] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 549] <... futex resumed>) = 0 [pid 551] <... futex resumed>) = 1 [pid 551] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 550] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 549] exit_group(0) = ? [pid 551] <... futex resumed>) = ? [pid 551] +++ exited with 0 +++ [pid 550] <... futex resumed>) = ? [pid 550] +++ exited with 0 +++ [pid 549] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=549, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 552 ./strace-static-x86_64: Process 552 attached [pid 552] set_robust_list(0x5555758c26a0, 24) = 0 [pid 552] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 552] setpgid(0, 0) = 0 [pid 552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 552] write(3, "1000", 4) = 4 [pid 552] close(3) = 0 [pid 552] write(1, "executing program\n", 18executing program ) = 18 [pid 552] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 552] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 552] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 552] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 552] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 552] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 552] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[553]}, 88) = 553 [pid 552] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 552] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 552] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 553 attached [pid 553] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 553] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 553] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 553] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] <... futex resumed>) = 0 [pid 552] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 552] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 552] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 552] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 552] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 552] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[554]}, 88) = 554 [pid 552] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 552] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 552] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 553] <... futex resumed>) = 1 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 553] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 554 attached [pid 554] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 554] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 554] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 554] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] <... futex resumed>) = 0 [pid 552] exit_group(0) = ? [pid 553] <... futex resumed>) = ? [pid 553] +++ exited with 0 +++ [pid 554] <... futex resumed>) = ? [pid 554] +++ exited with 0 +++ [pid 552] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=552, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 555 attached , child_tidptr=0x5555758c2690) = 555 [pid 555] set_robust_list(0x5555758c26a0, 24) = 0 [pid 555] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 555] setpgid(0, 0) = 0 [pid 555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 555] write(3, "1000", 4) = 4 [pid 555] close(3executing program ) = 0 [pid 555] write(1, "executing program\n", 18) = 18 [pid 555] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 555] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 555] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 555] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 555] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 555] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 555] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[556]}, 88) = 556 [pid 555] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 555] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 555] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 556 attached [pid 556] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 556] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 556] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 556] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 555] <... futex resumed>) = 0 [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 555] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 555] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 555] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 555] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 555] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 555] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[557]}, 88) = 557 ./strace-static-x86_64: Process 557 attached [pid 556] <... sendmsg resumed>) = 0 [pid 555] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 555] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 555] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 557] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 557] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 557] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 557] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 555] <... futex resumed>) = 0 [pid 557] <... futex resumed>) = 1 [pid 557] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 556] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 555] exit_group(0 [pid 556] <... futex resumed>) = ? [pid 555] <... exit_group resumed>) = ? [pid 556] +++ exited with 0 +++ [pid 557] <... futex resumed>) = ? [pid 557] +++ exited with 0 +++ [pid 555] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=555, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 558 ./strace-static-x86_64: Process 558 attached [pid 558] set_robust_list(0x5555758c26a0, 24) = 0 [pid 558] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 558] setpgid(0, 0) = 0 [pid 558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 558] write(3, "1000", 4) = 4 [pid 558] close(3) = 0 executing program [pid 558] write(1, "executing program\n", 18) = 18 [pid 558] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 558] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 558] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 558] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 558] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 558] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 558] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[559]}, 88) = 559 ./strace-static-x86_64: Process 559 attached [pid 558] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 558] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 558] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 559] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 559] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 559] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 559] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 558] <... futex resumed>) = 0 [pid 558] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 558] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 558] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 558] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 558] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 558] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 558] <... clone3 resumed> => {parent_tid=[560]}, 88) = 560 [pid 558] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 558] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 558] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 560 attached [pid 560] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 560] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 560] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 560] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 558] <... futex resumed>) = 0 [pid 560] <... futex resumed>) = 1 [pid 560] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 559] <... sendmsg resumed>) = 0 [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 559] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 559] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 558] exit_group(0) = ? [pid 560] <... futex resumed>) = ? [pid 560] +++ exited with 0 +++ [pid 559] <... futex resumed>) = ? [pid 559] +++ exited with 0 +++ [pid 558] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=558, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 561 ./strace-static-x86_64: Process 561 attached [pid 561] set_robust_list(0x5555758c26a0, 24) = 0 [pid 561] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 561] setpgid(0, 0) = 0 [pid 561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 561] write(3, "1000", 4) = 4 [pid 561] close(3) = 0 executing program [pid 561] write(1, "executing program\n", 18) = 18 [pid 561] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 561] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 561] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 561] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 561] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 561] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 561] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[562]}, 88) = 562 [pid 561] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 561] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 561] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 562 attached [pid 562] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 562] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 562] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 562] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 561] <... futex resumed>) = 0 [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 561] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 561] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] <... sendmsg resumed>) = 0 [pid 561] <... futex resumed>) = 0 [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 561] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 561] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 562] <... sendmsg resumed>) = 0 [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 561] <... mprotect resumed>) = 0 [pid 562] <... sendmsg resumed>) = 0 [pid 561] rt_sigprocmask(SIG_BLOCK, ~[], [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 561] <... rt_sigprocmask resumed>[], 8) = 0 [pid 561] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 562] <... sendmsg resumed>) = 0 [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 561] <... clone3 resumed> => {parent_tid=[563]}, 88) = 563 [pid 562] <... sendmsg resumed>) = 0 [pid 561] rt_sigprocmask(SIG_SETMASK, [], [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 561] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 561] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 562] <... sendmsg resumed>) = 0 [pid 561] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 563 attached [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 563] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 562] <... sendmsg resumed>) = 0 [pid 563] rt_sigprocmask(SIG_SETMASK, [], [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 563] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 563] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 562] <... sendmsg resumed>) = 0 [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 563] <... setsockopt resumed>) = 0 [pid 562] <... sendmsg resumed>) = 0 [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 563] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 561] <... futex resumed>) = 0 [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] <... futex resumed>) = 1 [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 563] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 562] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 562] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 562] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 561] exit_group(0) = ? [pid 563] <... futex resumed>) = ? [pid 562] <... futex resumed>) = ? [pid 562] +++ exited with 0 +++ [pid 563] +++ exited with 0 +++ [pid 561] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=561, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 564 ./strace-static-x86_64: Process 564 attached [pid 564] set_robust_list(0x5555758c26a0, 24) = 0 [pid 564] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 564] setpgid(0, 0) = 0 [pid 564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 564] write(3, "1000", 4) = 4 [pid 564] close(3) = 0 [pid 564] write(1, "executing program\n", 18executing program ) = 18 [pid 564] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 564] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 564] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 564] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 564] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 564] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 564] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 565 attached => {parent_tid=[565]}, 88) = 565 [pid 564] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 564] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 564] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 565] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 565] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 565] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 565] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 565] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 564] <... futex resumed>) = 0 [pid 564] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 564] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 564] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 564] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 565] <... futex resumed>) = 0 [pid 564] <... mprotect resumed>) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 565] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 565] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 564] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 564] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0}./strace-static-x86_64: Process 566 attached [pid 566] set_robust_list(0x7efd72ba39a0, 24 [pid 564] <... clone3 resumed> => {parent_tid=[566]}, 88) = 566 [pid 566] <... set_robust_list resumed>) = 0 [pid 566] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 566] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 564] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 564] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... futex resumed>) = 0 [pid 564] <... futex resumed>) = 1 [pid 566] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 564] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 566] <... setsockopt resumed>) = 0 [pid 566] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 564] <... futex resumed>) = 0 [pid 566] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 564] exit_group(0 [pid 566] <... futex resumed>) = ? [pid 564] <... exit_group resumed>) = ? [pid 566] +++ exited with 0 +++ [pid 565] <... futex resumed>) = ? [pid 565] +++ exited with 0 +++ [pid 564] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=564, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 567 ./strace-static-x86_64: Process 567 attached [pid 567] set_robust_list(0x5555758c26a0, 24) = 0 [pid 567] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 567] setpgid(0, 0) = 0 [pid 567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 567] write(3, "1000", 4) = 4 [pid 567] close(3) = 0 [pid 567] write(1, "executing program\n", 18executing program ) = 18 [pid 567] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 567] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 567] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 567] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 567] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 567] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 567] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[568]}, 88) = 568 ./strace-static-x86_64: Process 568 attached [pid 568] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 568] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 568] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 567] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 567] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] <... futex resumed>) = 0 [pid 567] <... futex resumed>) = 1 [pid 568] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 567] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] <... socketpair resumed>[3, 4]) = 0 [pid 568] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 568] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 567] <... futex resumed>) = 0 [pid 567] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] <... futex resumed>) = 0 [pid 567] <... futex resumed>) = 1 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 567] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] <... sendmsg resumed>) = 0 [pid 567] <... futex resumed>) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 567] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 568] <... sendmsg resumed>) = 0 [pid 567] <... mmap resumed>) = 0x7efd72b83000 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 567] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 568] <... sendmsg resumed>) = 0 [pid 567] <... mprotect resumed>) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 567] rt_sigprocmask(SIG_BLOCK, ~[], [pid 568] <... sendmsg resumed>) = 0 [pid 567] <... rt_sigprocmask resumed>[], 8) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 567] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 568] <... sendmsg resumed>) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 567] <... clone3 resumed> => {parent_tid=[569]}, 88) = 569 [pid 568] <... sendmsg resumed>) = 0 [pid 567] rt_sigprocmask(SIG_SETMASK, [], [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 567] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 568] <... sendmsg resumed>) = 0 [pid 567] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 567] <... futex resumed>) = 0 [pid 568] <... sendmsg resumed>) = 0 [pid 567] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 568] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 568] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 569 attached [pid 569] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 569] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 569] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 569] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 567] <... futex resumed>) = 0 [pid 569] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 567] exit_group(0 [pid 569] <... futex resumed>) = ? [pid 568] <... futex resumed>) = ? [pid 567] <... exit_group resumed>) = ? [pid 569] +++ exited with 0 +++ [pid 568] +++ exited with 0 +++ [pid 567] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=567, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 570 attached , child_tidptr=0x5555758c2690) = 570 [pid 570] set_robust_list(0x5555758c26a0, 24) = 0 [pid 570] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 570] setpgid(0, 0) = 0 [pid 570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 570] write(3, "1000", 4executing program ) = 4 [pid 570] close(3) = 0 [pid 570] write(1, "executing program\n", 18) = 18 [pid 570] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 570] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 570] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 570] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 570] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 570] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 570] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[571]}, 88) = 571 ./strace-static-x86_64: Process 571 attached [pid 570] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 570] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 570] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 571] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 571] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 571] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 571] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 570] <... futex resumed>) = 0 [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 570] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 571] <... sendmsg resumed>) = 0 [pid 570] <... futex resumed>) = 0 [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 570] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 571] <... sendmsg resumed>) = 0 [pid 570] <... futex resumed>) = 0 [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 570] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 571] <... sendmsg resumed>) = 0 [pid 570] <... mmap resumed>) = 0x7efd72b83000 [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 570] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 571] <... sendmsg resumed>) = 0 [pid 570] <... mprotect resumed>) = 0 [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 570] rt_sigprocmask(SIG_BLOCK, ~[], [pid 571] <... sendmsg resumed>) = 0 [pid 570] <... rt_sigprocmask resumed>[], 8) = 0 [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 570] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0}./strace-static-x86_64: Process 572 attached [pid 571] <... sendmsg resumed>) = 0 [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 570] <... clone3 resumed> => {parent_tid=[572]}, 88) = 572 [pid 571] <... sendmsg resumed>) = 0 [pid 570] rt_sigprocmask(SIG_SETMASK, [], [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 570] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 571] <... sendmsg resumed>) = 0 [pid 570] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 570] <... futex resumed>) = 0 [pid 571] <... sendmsg resumed>) = 0 [pid 570] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 572] set_robust_list(0x7efd72ba39a0, 24 [pid 571] <... sendmsg resumed>) = 0 [pid 572] <... set_robust_list resumed>) = 0 [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 572] rt_sigprocmask(SIG_SETMASK, [], [pid 571] <... sendmsg resumed>) = 0 [pid 572] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 572] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 571] <... sendmsg resumed>) = 0 [pid 572] <... setsockopt resumed>) = 0 [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 572] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 571] <... sendmsg resumed>) = 0 [pid 572] <... futex resumed>) = 1 [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 570] <... futex resumed>) = 0 [pid 572] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 571] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 571] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 570] exit_group(0) = ? [pid 572] <... futex resumed>) = ? [pid 571] <... futex resumed>) = ? [pid 572] +++ exited with 0 +++ [pid 571] +++ exited with 0 +++ [pid 570] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=570, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 573 attached , child_tidptr=0x5555758c2690) = 573 [pid 573] set_robust_list(0x5555758c26a0, 24) = 0 [pid 573] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 573] setpgid(0, 0) = 0 [pid 573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 573] write(3, "1000", 4) = 4 [pid 573] close(3) = 0 executing program [pid 573] write(1, "executing program\n", 18) = 18 [pid 573] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 573] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 573] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 573] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 573] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 573] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 573] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[574]}, 88) = 574 ./strace-static-x86_64: Process 574 attached [pid 573] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 573] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 573] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 574] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 574] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 574] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 574] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 573] <... futex resumed>) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 573] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 574] <... sendmsg resumed>) = 0 [pid 573] <... futex resumed>) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 573] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 574] <... sendmsg resumed>) = 0 [pid 573] <... futex resumed>) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 573] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 574] <... sendmsg resumed>) = 0 [pid 573] <... mmap resumed>) = 0x7efd72b83000 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 573] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 574] <... sendmsg resumed>) = 0 [pid 573] <... mprotect resumed>) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 573] rt_sigprocmask(SIG_BLOCK, ~[], [pid 574] <... sendmsg resumed>) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 573] <... rt_sigprocmask resumed>[], 8) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 573] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 574] <... sendmsg resumed>) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 574] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 575 attached [pid 573] <... clone3 resumed> => {parent_tid=[575]}, 88) = 575 [pid 575] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 575] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 575] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 573] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 573] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 575] <... futex resumed>) = 0 [pid 573] <... futex resumed>) = 1 [pid 575] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 573] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 575] <... setsockopt resumed>) = 0 [pid 575] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 573] <... futex resumed>) = 0 [pid 575] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 573] exit_group(0 [pid 575] <... futex resumed>) = ? [pid 574] <... futex resumed>) = ? [pid 573] <... exit_group resumed>) = ? [pid 575] +++ exited with 0 +++ [pid 574] +++ exited with 0 +++ [pid 573] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=573, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 576 attached , child_tidptr=0x5555758c2690) = 576 [pid 576] set_robust_list(0x5555758c26a0, 24) = 0 [pid 576] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 576] setpgid(0, 0) = 0 [pid 576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 576] write(3, "1000", 4) = 4 [pid 576] close(3) = 0 executing program [pid 576] write(1, "executing program\n", 18) = 18 [pid 576] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 576] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 576] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 576] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 576] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 576] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 576] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 577 attached => {parent_tid=[577]}, 88) = 577 [pid 576] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 577] set_robust_list(0x7efd72bc49a0, 24 [pid 576] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 576] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 577] <... set_robust_list resumed>) = 0 [pid 577] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 577] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 577] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 577] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 576] <... futex resumed>) = 0 [pid 576] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 577] <... futex resumed>) = 0 [pid 576] <... futex resumed>) = 1 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 576] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 577] <... sendmsg resumed>) = 0 [pid 576] <... futex resumed>) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 576] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 577] <... sendmsg resumed>) = 0 [pid 576] <... mmap resumed>) = 0x7efd72b83000 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 576] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 577] <... sendmsg resumed>) = 0 [pid 576] <... mprotect resumed>) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 576] rt_sigprocmask(SIG_BLOCK, ~[], [pid 577] <... sendmsg resumed>) = 0 [pid 576] <... rt_sigprocmask resumed>[], 8) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 576] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 577] <... sendmsg resumed>) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 576] <... clone3 resumed> => {parent_tid=[578]}, 88) = 578 [pid 577] <... sendmsg resumed>) = 0 [pid 576] rt_sigprocmask(SIG_SETMASK, [], [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 576] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 577] <... sendmsg resumed>) = 0 [pid 576] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 576] <... futex resumed>) = 0 [pid 577] <... sendmsg resumed>) = 0 [pid 576] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0./strace-static-x86_64: Process 578 attached [pid 578] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 577] <... sendmsg resumed>) = 0 [pid 578] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 578] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 578] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 576] <... futex resumed>) = 0 [pid 578] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 577] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 576] exit_group(0 [pid 578] <... futex resumed>) = ? [pid 577] <... futex resumed>) = ? [pid 576] <... exit_group resumed>) = ? [pid 578] +++ exited with 0 +++ [pid 577] +++ exited with 0 +++ [pid 576] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=576, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 579 ./strace-static-x86_64: Process 579 attached [pid 579] set_robust_list(0x5555758c26a0, 24) = 0 [pid 579] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 579] setpgid(0, 0) = 0 [pid 579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 579] write(3, "1000", 4) = 4 [pid 579] close(3executing program ) = 0 [pid 579] write(1, "executing program\n", 18) = 18 [pid 579] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 579] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 579] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 579] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 579] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 579] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 579] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 580 attached => {parent_tid=[580]}, 88) = 580 [pid 580] set_robust_list(0x7efd72bc49a0, 24 [pid 579] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 579] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 579] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 580] <... set_robust_list resumed>) = 0 [pid 580] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 580] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 580] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 579] <... futex resumed>) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 579] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 580] <... sendmsg resumed>) = 0 [pid 579] <... futex resumed>) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 579] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 580] <... sendmsg resumed>) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 579] <... futex resumed>) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 579] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 580] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 579] <... mmap resumed>) = 0x7efd72b83000 [pid 579] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 579] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 579] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0}./strace-static-x86_64: Process 581 attached => {parent_tid=[581]}, 88) = 581 [pid 579] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 579] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 579] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 581] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 581] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 581] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 581] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 579] <... futex resumed>) = 0 [pid 581] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 579] exit_group(0 [pid 581] <... futex resumed>) = ? [pid 580] <... futex resumed>) = ? [pid 579] <... exit_group resumed>) = ? [pid 581] +++ exited with 0 +++ [pid 580] +++ exited with 0 +++ [pid 579] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=579, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 582 ./strace-static-x86_64: Process 582 attached [pid 582] set_robust_list(0x5555758c26a0, 24) = 0 [pid 582] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 582] setpgid(0, 0) = 0 [pid 582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 582] write(3, "1000", 4) = 4 [pid 582] close(3) = 0 [pid 582] write(1, "executing program\n", 18executing program ) = 18 [pid 582] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 582] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 582] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 582] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 582] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 582] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 582] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[583]}, 88) = 583 [pid 582] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 582] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 582] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 583 attached [pid 583] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 583] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 583] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 583] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 582] <... futex resumed>) = 0 [pid 582] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 582] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 582] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 582] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 583] <... futex resumed>) = 1 [pid 582] <... mprotect resumed>) = 0 [pid 582] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 582] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0./strace-static-x86_64: Process 584 attached [pid 582] <... clone3 resumed> => {parent_tid=[584]}, 88) = 584 [pid 583] <... sendmsg resumed>) = 0 [pid 582] rt_sigprocmask(SIG_SETMASK, [], [pid 584] set_robust_list(0x7efd72ba39a0, 24 [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 582] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 582] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 582] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 584] <... set_robust_list resumed>) = 0 [pid 584] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 584] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 584] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 582] <... futex resumed>) = 0 [pid 584] <... futex resumed>) = 1 [pid 584] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 583] <... sendmsg resumed>) = 0 [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 583] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 583] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 582] exit_group(0 [pid 583] <... futex resumed>) = ? [pid 582] <... exit_group resumed>) = ? [pid 583] +++ exited with 0 +++ [pid 584] <... futex resumed>) = ? [pid 584] +++ exited with 0 +++ [pid 582] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=582, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 585 attached , child_tidptr=0x5555758c2690) = 585 [pid 585] set_robust_list(0x5555758c26a0, 24) = 0 [pid 585] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 585] setpgid(0, 0) = 0 [pid 585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 585] write(3, "1000", 4) = 4 [pid 585] close(3) = 0 [pid 585] write(1, "executing program\n", 18executing program ) = 18 [pid 585] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 585] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 585] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 585] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 585] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 585] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 585] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[586]}, 88) = 586 ./strace-static-x86_64: Process 586 attached [pid 586] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 586] rt_sigprocmask(SIG_SETMASK, [], [pid 585] rt_sigprocmask(SIG_SETMASK, [], [pid 586] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 586] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 585] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 585] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 586] <... futex resumed>) = 0 [pid 586] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 585] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 586] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 586] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 585] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 585] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 586] <... futex resumed>) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 585] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 585] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 586] <... sendmsg resumed>) = 0 [pid 585] <... mmap resumed>) = 0x7efd72b83000 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 585] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 586] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 586] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 585] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 585] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[587]}, 88) = 587 ./strace-static-x86_64: Process 587 attached [pid 585] rt_sigprocmask(SIG_SETMASK, [], [pid 587] set_robust_list(0x7efd72ba39a0, 24 [pid 585] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 585] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 585] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 587] <... set_robust_list resumed>) = 0 [pid 587] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 587] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 587] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 585] <... futex resumed>) = 0 [pid 587] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 585] exit_group(0 [pid 587] <... futex resumed>) = ? [pid 586] <... futex resumed>) = ? [pid 585] <... exit_group resumed>) = ? [pid 587] +++ exited with 0 +++ [pid 586] +++ exited with 0 +++ [pid 585] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=585, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 588 attached , child_tidptr=0x5555758c2690) = 588 [pid 588] set_robust_list(0x5555758c26a0, 24) = 0 [pid 588] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 588] setpgid(0, 0) = 0 [pid 588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 588] write(3, "1000", 4) = 4 [pid 588] close(3) = 0 executing program [pid 588] write(1, "executing program\n", 18) = 18 [pid 588] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 588] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 588] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 588] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 588] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 588] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 588] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[589]}, 88) = 589 [pid 588] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 588] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 588] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 589 attached [pid 589] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 589] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 589] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 589] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 588] <... futex resumed>) = 0 [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 588] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 588] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 589] <... sendmsg resumed>) = 0 [pid 588] <... futex resumed>) = 0 [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 588] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 589] <... sendmsg resumed>) = 0 [pid 588] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 588] <... mprotect resumed>) = 0 [pid 589] <... sendmsg resumed>) = 0 [pid 588] rt_sigprocmask(SIG_BLOCK, ~[], [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 588] <... rt_sigprocmask resumed>[], 8) = 0 [pid 588] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 589] <... sendmsg resumed>) = 0 [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 588] <... clone3 resumed> => {parent_tid=[590]}, 88) = 590 [pid 588] rt_sigprocmask(SIG_SETMASK, [], [pid 589] <... sendmsg resumed>) = 0 [pid 588] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 588] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 588] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 589] <... sendmsg resumed>) = 0 [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0./strace-static-x86_64: Process 590 attached ) = 0 [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 590] set_robust_list(0x7efd72ba39a0, 24 [pid 589] <... sendmsg resumed>) = 0 [pid 590] <... set_robust_list resumed>) = 0 [pid 590] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 590] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 590] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 588] <... futex resumed>) = 0 [pid 590] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 589] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 589] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 589] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 588] exit_group(0 [pid 590] <... futex resumed>) = ? [pid 589] <... futex resumed>) = ? [pid 588] <... exit_group resumed>) = ? [pid 590] +++ exited with 0 +++ [pid 589] +++ exited with 0 +++ [pid 588] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=588, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 591 attached , child_tidptr=0x5555758c2690) = 591 [pid 591] set_robust_list(0x5555758c26a0, 24) = 0 [pid 591] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 591] setpgid(0, 0) = 0 [pid 591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 591] write(3, "1000", 4) = 4 [pid 591] close(3executing program ) = 0 [pid 591] write(1, "executing program\n", 18) = 18 [pid 591] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 591] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 591] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 591] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 591] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 591] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 591] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 592 attached => {parent_tid=[592]}, 88) = 592 [pid 591] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 591] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 591] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 592] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 592] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 592] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 592] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 591] <... futex resumed>) = 0 [pid 591] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 591] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 591] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 591] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 591] rt_sigprocmask(SIG_BLOCK, ~[], [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 591] <... rt_sigprocmask resumed>[], 8) = 0 [pid 591] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 592] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 593 attached [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 591] <... clone3 resumed> => {parent_tid=[593]}, 88) = 593 [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 593] set_robust_list(0x7efd72ba39a0, 24 [pid 591] rt_sigprocmask(SIG_SETMASK, [], [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 591] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 592] <... sendmsg resumed>) = 0 [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 593] <... set_robust_list resumed>) = 0 [pid 591] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 593] rt_sigprocmask(SIG_SETMASK, [], [pid 592] <... sendmsg resumed>) = 0 [pid 591] <... futex resumed>) = 0 [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 591] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 592] <... sendmsg resumed>) = 0 [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 593] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 592] <... sendmsg resumed>) = 0 [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 593] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 592] <... sendmsg resumed>) = 0 [pid 593] <... setsockopt resumed>) = 0 [pid 593] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 591] <... futex resumed>) = 0 [pid 593] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 592] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 592] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 591] exit_group(0 [pid 593] <... futex resumed>) = ? [pid 592] <... futex resumed>) = ? [pid 591] <... exit_group resumed>) = ? [pid 592] +++ exited with 0 +++ [pid 593] +++ exited with 0 +++ [pid 591] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=591, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 594 attached , child_tidptr=0x5555758c2690) = 594 [pid 594] set_robust_list(0x5555758c26a0, 24) = 0 [pid 594] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 594] setpgid(0, 0) = 0 [pid 594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 594] write(3, "1000", 4) = 4 [pid 594] close(3executing program ) = 0 [pid 594] write(1, "executing program\n", 18) = 18 [pid 594] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 594] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 594] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 594] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 594] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 594] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 594] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[595]}, 88) = 595 [pid 594] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 594] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 594] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 595 attached [pid 595] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 595] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 595] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 595] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 594] <... futex resumed>) = 0 [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 594] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 595] <... sendmsg resumed>) = 0 [pid 594] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 594] <... futex resumed>) = 0 [pid 595] <... sendmsg resumed>) = 0 [pid 594] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 594] <... mmap resumed>) = 0x7efd72b83000 [pid 594] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 595] <... sendmsg resumed>) = 0 [pid 594] <... mprotect resumed>) = 0 [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 594] rt_sigprocmask(SIG_BLOCK, ~[], [pid 595] <... sendmsg resumed>) = 0 [pid 594] <... rt_sigprocmask resumed>[], 8) = 0 [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 594] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 595] <... sendmsg resumed>) = 0 [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 594] <... clone3 resumed> => {parent_tid=[596]}, 88) = 596 [pid 594] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 595] <... sendmsg resumed>) = 0 [pid 594] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 596 attached ) = 0 [pid 594] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 596] set_robust_list(0x7efd72ba39a0, 24 [pid 595] <... sendmsg resumed>) = 0 [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 596] <... set_robust_list resumed>) = 0 [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 596] rt_sigprocmask(SIG_SETMASK, [], [pid 595] <... sendmsg resumed>) = 0 [pid 596] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 596] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 595] <... sendmsg resumed>) = 0 [pid 596] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 594] <... futex resumed>) = 0 [pid 595] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 596] <... futex resumed>) = 1 [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 596] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 595] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 595] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 595] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 595] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 594] exit_group(0) = ? [pid 595] <... futex resumed>) = ? [pid 595] +++ exited with 0 +++ [pid 596] <... futex resumed>) = ? [pid 596] +++ exited with 0 +++ [pid 594] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=594, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 597 ./strace-static-x86_64: Process 597 attached [pid 597] set_robust_list(0x5555758c26a0, 24) = 0 [pid 597] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 597] setpgid(0, 0) = 0 [pid 597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 597] write(3, "1000", 4) = 4 [pid 597] close(3) = 0 executing program [pid 597] write(1, "executing program\n", 18) = 18 [pid 597] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 597] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 597] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 597] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 597] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 597] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[598]}, 88) = 598 ./strace-static-x86_64: Process 598 attached [pid 597] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 597] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 598] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 598] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 598] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 598] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 597] <... futex resumed>) = 0 [pid 597] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 597] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 597] <... mprotect resumed>) = 0 [pid 597] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 597] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 598] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 599 attached [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 597] <... clone3 resumed> => {parent_tid=[599]}, 88) = 599 [pid 597] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 597] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 597] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] set_robust_list(0x7efd72ba39a0, 24 [pid 598] <... sendmsg resumed>) = 0 [pid 599] <... set_robust_list resumed>) = 0 [pid 599] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 599] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 599] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] <... futex resumed>) = 0 [pid 599] <... futex resumed>) = 1 [pid 599] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 598] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 598] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 597] exit_group(0 [pid 599] <... futex resumed>) = ? [pid 598] <... futex resumed>) = ? [pid 597] <... exit_group resumed>) = ? [pid 599] +++ exited with 0 +++ [pid 598] +++ exited with 0 +++ [pid 597] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=597, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 600 attached , child_tidptr=0x5555758c2690) = 600 [pid 600] set_robust_list(0x5555758c26a0, 24) = 0 [pid 600] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 executing program [pid 600] setpgid(0, 0) = 0 [pid 600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 600] write(3, "1000", 4) = 4 [pid 600] close(3) = 0 [pid 600] write(1, "executing program\n", 18) = 18 [pid 600] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 600] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 600] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 600] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 600] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 600] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 600] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 601 attached => {parent_tid=[601]}, 88) = 601 [pid 600] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 600] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 601] set_robust_list(0x7efd72bc49a0, 24 [pid 600] <... futex resumed>) = 0 [pid 600] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 601] <... set_robust_list resumed>) = 0 [pid 601] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 601] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 601] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 601] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 600] <... futex resumed>) = 0 [pid 600] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 601] <... futex resumed>) = 0 [pid 600] <... futex resumed>) = 1 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 600] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 601] <... sendmsg resumed>) = 0 [pid 600] <... futex resumed>) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 600] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 601] <... sendmsg resumed>) = 0 [pid 600] <... mmap resumed>) = 0x7efd72b83000 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 600] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 600] <... mprotect resumed>) = 0 [pid 601] <... sendmsg resumed>) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 600] rt_sigprocmask(SIG_BLOCK, ~[], [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 600] <... rt_sigprocmask resumed>[], 8) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 600] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 601] <... sendmsg resumed>) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 601] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0./strace-static-x86_64: Process 602 attached [pid 600] <... clone3 resumed> => {parent_tid=[602]}, 88) = 602 [pid 601] <... sendmsg resumed>) = 0 [pid 601] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 601] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 602] set_robust_list(0x7efd72ba39a0, 24 [pid 600] rt_sigprocmask(SIG_SETMASK, [], [pid 602] <... set_robust_list resumed>) = 0 [pid 600] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 602] rt_sigprocmask(SIG_SETMASK, [], [pid 600] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 602] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 600] <... futex resumed>) = 0 [pid 602] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 600] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 602] <... setsockopt resumed>) = 0 [pid 602] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 600] <... futex resumed>) = 0 [pid 602] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 600] exit_group(0 [pid 602] <... futex resumed>) = ? [pid 600] <... exit_group resumed>) = ? [pid 602] +++ exited with 0 +++ [pid 601] <... futex resumed>) = ? [pid 601] +++ exited with 0 +++ [pid 600] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=600, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 603 ./strace-static-x86_64: Process 603 attached [pid 603] set_robust_list(0x5555758c26a0, 24) = 0 [pid 603] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 603] setpgid(0, 0) = 0 [pid 603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 603] write(3, "1000", 4) = 4 [pid 603] close(3) = 0 executing program [pid 603] write(1, "executing program\n", 18) = 18 [pid 603] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 603] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 603] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 603] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 603] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 603] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 603] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 604 attached => {parent_tid=[604]}, 88) = 604 [pid 603] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 603] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 603] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 604] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 604] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 604] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 604] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 603] <... futex resumed>) = 0 [pid 603] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 603] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 603] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 603] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 603] <... mprotect resumed>) = 0 [pid 603] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 603] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[605]}, 88) = 605 [pid 604] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 605 attached [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 605] set_robust_list(0x7efd72ba39a0, 24 [pid 604] <... sendmsg resumed>) = 0 [pid 605] <... set_robust_list resumed>) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 605] rt_sigprocmask(SIG_SETMASK, [], [pid 604] <... sendmsg resumed>) = 0 [pid 605] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 605] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 604] <... sendmsg resumed>) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 604] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 604] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 603] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 603] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 605] <... futex resumed>) = 0 [pid 603] <... futex resumed>) = 1 [pid 605] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 603] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 605] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 603] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 605] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 603] exit_group(0 [pid 605] <... futex resumed>) = ? [pid 604] <... futex resumed>) = ? [pid 603] <... exit_group resumed>) = ? [pid 605] +++ exited with 0 +++ [pid 604] +++ exited with 0 +++ [pid 603] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=603, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 606 ./strace-static-x86_64: Process 606 attached [pid 606] set_robust_list(0x5555758c26a0, 24) = 0 [pid 606] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 606] setpgid(0, 0) = 0 [pid 606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 606] write(3, "1000", 4) = 4 [pid 606] close(3) = 0 executing program [pid 606] write(1, "executing program\n", 18) = 18 [pid 606] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 606] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 606] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 606] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 606] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 606] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 606] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[607]}, 88) = 607 [pid 606] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 606] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 606] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 607 attached [pid 607] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 607] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 607] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 606] <... futex resumed>) = 0 [pid 606] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 606] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 606] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 606] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 607] <... sendmsg resumed>) = 0 [pid 606] <... mprotect resumed>) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 606] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 607] <... sendmsg resumed>) = 0 [pid 606] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 606] <... clone3 resumed> => {parent_tid=[608]}, 88) = 608 [pid 606] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 607] <... sendmsg resumed>) = 0 [pid 606] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 606] <... futex resumed>) = 0 [pid 606] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 607] <... sendmsg resumed>) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 607] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 607] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 608 attached [pid 608] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 608] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 608] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 608] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 606] <... futex resumed>) = 0 [pid 608] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 606] exit_group(0 [pid 608] <... futex resumed>) = ? [pid 606] <... exit_group resumed>) = ? [pid 607] <... futex resumed>) = ? [pid 607] +++ exited with 0 +++ [pid 608] +++ exited with 0 +++ [pid 606] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=606, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 609 ./strace-static-x86_64: Process 609 attached [pid 609] set_robust_list(0x5555758c26a0, 24) = 0 [pid 609] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 609] setpgid(0, 0) = 0 [pid 609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 609] write(3, "1000", 4) = 4 [pid 609] close(3) = 0 executing program [pid 609] write(1, "executing program\n", 18) = 18 [pid 609] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 609] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 609] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 609] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 609] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 609] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 609] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[610]}, 88) = 610 ./strace-static-x86_64: Process 610 attached [pid 609] rt_sigprocmask(SIG_SETMASK, [], [pid 610] set_robust_list(0x7efd72bc49a0, 24 [pid 609] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 609] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 609] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 610] <... set_robust_list resumed>) = 0 [pid 610] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 610] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 610] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 610] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 609] <... futex resumed>) = 0 [pid 609] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 609] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 609] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 609] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 610] <... futex resumed>) = 0 [pid 609] <... mprotect resumed>) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 609] rt_sigprocmask(SIG_BLOCK, ~[], [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 610] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 610] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 609] <... rt_sigprocmask resumed>[], 8) = 0 [pid 609] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[611]}, 88) = 611 [pid 609] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 609] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 609] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 611 attached [pid 611] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 611] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 611] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 611] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 609] <... futex resumed>) = 0 [pid 609] exit_group(0 [pid 610] <... futex resumed>) = ? [pid 609] <... exit_group resumed>) = ? [pid 610] +++ exited with 0 +++ [pid 611] <... futex resumed>) = ? [pid 611] +++ exited with 0 +++ [pid 609] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=609, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 613 ./strace-static-x86_64: Process 613 attached [pid 613] set_robust_list(0x5555758c26a0, 24) = 0 [pid 613] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 613] setpgid(0, 0) = 0 [pid 613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 613] write(3, "1000", 4) = 4 [pid 613] close(3) = 0 [pid 613] write(1, "executing program\n", 18executing program ) = 18 [pid 613] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 613] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 613] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 613] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 613] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 613] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 613] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[614]}, 88) = 614 [pid 613] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 613] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 613] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 614 attached [pid 614] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 614] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 614] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 614] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 614] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 613] <... futex resumed>) = 0 [pid 613] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 613] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 613] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 613] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 614] <... futex resumed>) = 0 [pid 613] <... mprotect resumed>) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 613] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 613] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 614] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 615 attached [pid 613] <... clone3 resumed> => {parent_tid=[615]}, 88) = 615 [pid 613] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 613] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 613] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 615] set_robust_list(0x7efd72ba39a0, 24 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 615] <... set_robust_list resumed>) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 614] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 614] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 615] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 615] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 615] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 613] <... futex resumed>) = 0 [pid 613] exit_group(0 [pid 614] <... futex resumed>) = ? [pid 614] +++ exited with 0 +++ [pid 613] <... exit_group resumed>) = ? [pid 615] +++ exited with 0 +++ [pid 613] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=613, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 616 ./strace-static-x86_64: Process 616 attached [pid 616] set_robust_list(0x5555758c26a0, 24) = 0 [pid 616] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 616] setpgid(0, 0) = 0 [pid 616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 616] write(3, "1000", 4) = 4 [pid 616] close(3) = 0 executing program [pid 616] write(1, "executing program\n", 18) = 18 [pid 616] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 616] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 616] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 616] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 616] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 616] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 616] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[617]}, 88) = 617 ./strace-static-x86_64: Process 617 attached [pid 616] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 616] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 616] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 617] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 617] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 617] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 617] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 616] <... futex resumed>) = 0 [pid 616] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 616] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 616] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 616] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 616] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 616] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0./strace-static-x86_64: Process 618 attached ) = 0 [pid 618] set_robust_list(0x7efd72ba39a0, 24 [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 616] <... clone3 resumed> => {parent_tid=[618]}, 88) = 618 [pid 618] <... set_robust_list resumed>) = 0 [pid 617] <... sendmsg resumed>) = 0 [pid 616] rt_sigprocmask(SIG_SETMASK, [], [pid 618] rt_sigprocmask(SIG_SETMASK, [], [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 616] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 618] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 617] <... sendmsg resumed>) = 0 [pid 616] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 618] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 616] <... futex resumed>) = 0 [pid 618] <... setsockopt resumed>) = 0 [pid 617] <... sendmsg resumed>) = 0 [pid 616] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 618] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 616] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 618] <... futex resumed>) = 0 [pid 617] <... sendmsg resumed>) = 0 [pid 618] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 617] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 617] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 616] exit_group(0 [pid 618] <... futex resumed>) = ? [pid 617] <... futex resumed>) = ? [pid 616] <... exit_group resumed>) = ? [pid 618] +++ exited with 0 +++ [pid 617] +++ exited with 0 +++ [pid 616] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=616, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 619 ./strace-static-x86_64: Process 619 attached [pid 619] set_robust_list(0x5555758c26a0, 24) = 0 [pid 619] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 619] setpgid(0, 0) = 0 [pid 619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 619] write(3, "1000", 4) = 4 [pid 619] close(3) = 0 executing program [pid 619] write(1, "executing program\n", 18) = 18 [pid 619] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 619] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 619] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 619] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 619] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 619] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 619] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 620 attached [pid 620] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 619] <... clone3 resumed> => {parent_tid=[620]}, 88) = 620 [pid 620] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 620] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 619] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 619] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] <... futex resumed>) = 0 [pid 619] <... futex resumed>) = 1 [pid 620] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 619] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 620] <... socketpair resumed>[3, 4]) = 0 [pid 620] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 619] <... futex resumed>) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 619] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] <... sendmsg resumed>) = 0 [pid 619] <... futex resumed>) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 619] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] <... sendmsg resumed>) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 619] <... futex resumed>) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 619] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 620] <... sendmsg resumed>) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 619] <... mmap resumed>) = 0x7efd72b83000 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 619] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 620] <... sendmsg resumed>) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 619] <... mprotect resumed>) = 0 [pid 620] <... sendmsg resumed>) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 619] rt_sigprocmask(SIG_BLOCK, ~[], [pid 620] <... sendmsg resumed>) = 0 [pid 619] <... rt_sigprocmask resumed>[], 8) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 619] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 620] <... sendmsg resumed>) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 619] <... clone3 resumed> => {parent_tid=[621]}, 88) = 621 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 619] rt_sigprocmask(SIG_SETMASK, [], [pid 620] <... sendmsg resumed>) = 0 [pid 619] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 619] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] <... sendmsg resumed>) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 619] <... futex resumed>) = 0 [pid 620] <... sendmsg resumed>) = 0 [pid 619] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 ./strace-static-x86_64: Process 621 attached [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 621] set_robust_list(0x7efd72ba39a0, 24 [pid 620] <... sendmsg resumed>) = 0 [pid 620] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 620] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 620] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 621] <... set_robust_list resumed>) = 0 [pid 621] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 621] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 621] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 621] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 619] <... futex resumed>) = 0 [pid 619] exit_group(0 [pid 621] <... futex resumed>) = ? [pid 620] <... futex resumed>) = ? [pid 619] <... exit_group resumed>) = ? [pid 621] +++ exited with 0 +++ [pid 620] +++ exited with 0 +++ [pid 619] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=619, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 622 attached , child_tidptr=0x5555758c2690) = 622 [pid 622] set_robust_list(0x5555758c26a0, 24) = 0 [pid 622] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 622] setpgid(0, 0) = 0 [pid 622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 622] write(3, "1000", 4) = 4 [pid 622] close(3) = 0 [pid 622] write(1, "executing program\n", 18executing program ) = 18 [pid 622] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 622] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 622] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 622] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 622] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 622] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 622] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[623]}, 88) = 623 ./strace-static-x86_64: Process 623 attached [pid 622] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 622] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 622] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 623] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 623] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 623] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 623] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 622] <... futex resumed>) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 622] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 623] <... sendmsg resumed>) = 0 [pid 622] <... futex resumed>) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 622] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 623] <... sendmsg resumed>) = 0 [pid 622] <... futex resumed>) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 622] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 623] <... sendmsg resumed>) = 0 [pid 622] <... mmap resumed>) = 0x7efd72b83000 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 622] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 623] <... sendmsg resumed>) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 622] rt_sigprocmask(SIG_BLOCK, ~[], [pid 623] <... sendmsg resumed>) = 0 [pid 622] <... rt_sigprocmask resumed>[], 8) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 622] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 623] <... sendmsg resumed>) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 622] <... clone3 resumed> => {parent_tid=[624]}, 88) = 624 [pid 623] <... sendmsg resumed>) = 0 [pid 622] rt_sigprocmask(SIG_SETMASK, [], [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 622] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 623] <... sendmsg resumed>) = 0 [pid 622] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 622] <... futex resumed>) = 0 [pid 623] <... sendmsg resumed>) = 0 [pid 622] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 623] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 623] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 623] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 624 attached [pid 624] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 624] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 624] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 624] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 622] <... futex resumed>) = 0 [pid 624] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 622] exit_group(0 [pid 624] <... futex resumed>) = ? [pid 623] <... futex resumed>) = ? [pid 622] <... exit_group resumed>) = ? [pid 624] +++ exited with 0 +++ [pid 623] +++ exited with 0 +++ [pid 622] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=622, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 625 ./strace-static-x86_64: Process 625 attached [pid 625] set_robust_list(0x5555758c26a0, 24) = 0 [pid 625] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 625] setpgid(0, 0) = 0 [pid 625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 625] write(3, "1000", 4) = 4 [pid 625] close(3) = 0 [pid 625] write(1, "executing program\n", 18executing program ) = 18 [pid 625] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 625] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 625] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 625] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 625] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 625] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 625] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[626]}, 88) = 626 [pid 625] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 625] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 625] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 626 attached [pid 626] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 626] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 626] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 626] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 625] <... futex resumed>) = 0 [pid 625] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 625] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 625] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 625] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 625] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 625] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 626] <... futex resumed>) = 1 ./strace-static-x86_64: Process 627 attached [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 627] set_robust_list(0x7efd72ba39a0, 24 [pid 625] <... clone3 resumed> => {parent_tid=[627]}, 88) = 627 [pid 625] rt_sigprocmask(SIG_SETMASK, [], [pid 627] <... set_robust_list resumed>) = 0 [pid 625] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 625] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 627] rt_sigprocmask(SIG_SETMASK, [], [pid 625] <... futex resumed>) = 0 [pid 627] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 626] <... sendmsg resumed>) = 0 [pid 625] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 627] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 626] <... sendmsg resumed>) = 0 [pid 627] <... setsockopt resumed>) = 0 [pid 627] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 625] <... futex resumed>) = 0 [pid 627] <... futex resumed>) = 1 [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 627] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 626] <... sendmsg resumed>) = 0 [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 626] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 626] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 625] exit_group(0) = ? [pid 627] <... futex resumed>) = ? [pid 626] <... futex resumed>) = ? [pid 626] +++ exited with 0 +++ [pid 627] +++ exited with 0 +++ [pid 625] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=625, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 628 attached , child_tidptr=0x5555758c2690) = 628 [pid 628] set_robust_list(0x5555758c26a0, 24) = 0 [pid 628] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 628] setpgid(0, 0) = 0 [pid 628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 628] write(3, "1000", 4) = 4 [pid 628] close(3) = 0 [pid 628] write(1, "executing program\n", 18executing program ) = 18 [pid 628] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 628] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 628] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 628] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 628] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 628] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 628] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[629]}, 88) = 629 ./strace-static-x86_64: Process 629 attached [pid 628] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 628] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 628] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 629] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 629] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 629] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 628] <... futex resumed>) = 0 [pid 628] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 628] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 628] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 628] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 628] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 628] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[630]}, 88) = 630 [pid 628] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 628] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 628] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 630 attached [pid 630] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 630] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 630] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 630] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 628] <... futex resumed>) = 0 [pid 630] <... futex resumed>) = 1 [pid 630] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 629] <... sendmsg resumed>) = 0 [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 629] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 629] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 628] exit_group(0) = ? [pid 630] <... futex resumed>) = ? [pid 629] <... futex resumed>) = ? [pid 630] +++ exited with 0 +++ [pid 629] +++ exited with 0 +++ [pid 628] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=628, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 631 ./strace-static-x86_64: Process 631 attached [pid 631] set_robust_list(0x5555758c26a0, 24) = 0 [pid 631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 631] setpgid(0, 0) = 0 [pid 631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 631] write(3, "1000", 4) = 4 [pid 631] close(3) = 0 executing program [pid 631] write(1, "executing program\n", 18) = 18 [pid 631] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 631] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 631] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 631] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 631] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 631] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 631] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[632]}, 88) = 632 [pid 631] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 631] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 631] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 632 attached [pid 632] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 632] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 632] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 632] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 631] <... futex resumed>) = 0 [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 631] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 631] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 632] <... sendmsg resumed>) = 0 [pid 631] <... futex resumed>) = 0 [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 631] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 632] <... sendmsg resumed>) = 0 [pid 631] <... mmap resumed>) = 0x7efd72b83000 [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 631] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 632] <... sendmsg resumed>) = 0 [pid 631] <... mprotect resumed>) = 0 [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 631] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 632] <... sendmsg resumed>) = 0 [pid 631] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 631] <... clone3 resumed> => {parent_tid=[633]}, 88) = 633 [pid 631] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 632] <... sendmsg resumed>) = 0 [pid 631] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 631] <... futex resumed>) = 0 [pid 631] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 632] <... sendmsg resumed>) = 0 [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0./strace-static-x86_64: Process 633 attached [pid 633] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 633] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 633] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 633] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 631] <... futex resumed>) = 0 [pid 633] <... futex resumed>) = 1 [pid 633] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 632] <... sendmsg resumed>) = 0 [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 632] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 632] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 631] exit_group(0) = ? [pid 633] <... futex resumed>) = ? [pid 632] <... futex resumed>) = ? [pid 633] +++ exited with 0 +++ [pid 632] +++ exited with 0 +++ [pid 631] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=631, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 634 ./strace-static-x86_64: Process 634 attached [pid 634] set_robust_list(0x5555758c26a0, 24) = 0 [pid 634] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 634] setpgid(0, 0) = 0 [pid 634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 634] write(3, "1000", 4) = 4 [pid 634] close(3) = 0 executing program [pid 634] write(1, "executing program\n", 18) = 18 [pid 634] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 634] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 634] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 634] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 634] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 634] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 634] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[635]}, 88) = 635 [pid 634] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 634] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 634] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 635 attached [pid 635] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 635] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 635] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 635] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 634] <... futex resumed>) = 0 [pid 634] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 634] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 634] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 634] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 634] <... mprotect resumed>) = 0 [pid 635] <... sendmsg resumed>) = 0 [pid 634] rt_sigprocmask(SIG_BLOCK, ~[], [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 634] <... rt_sigprocmask resumed>[], 8) = 0 [pid 634] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 635] <... sendmsg resumed>) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 634] <... clone3 resumed> => {parent_tid=[636]}, 88) = 636 [pid 635] <... sendmsg resumed>) = 0 [pid 634] rt_sigprocmask(SIG_SETMASK, [], [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 634] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 634] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 635] <... sendmsg resumed>) = 0 [pid 634] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 ./strace-static-x86_64: Process 636 attached [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 636] set_robust_list(0x7efd72ba39a0, 24 [pid 635] <... sendmsg resumed>) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 635] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 635] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 636] <... set_robust_list resumed>) = 0 [pid 636] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 636] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 636] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 634] <... futex resumed>) = 0 [pid 636] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 634] exit_group(0) = ? [pid 635] <... futex resumed>) = ? [pid 635] +++ exited with 0 +++ [pid 636] <... futex resumed>) = ? [pid 636] +++ exited with 0 +++ [pid 634] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=634, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 637 attached , child_tidptr=0x5555758c2690) = 637 [pid 637] set_robust_list(0x5555758c26a0, 24) = 0 [pid 637] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 637] setpgid(0, 0) = 0 [pid 637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 637] write(3, "1000", 4) = 4 [pid 637] close(3) = 0 executing program [pid 637] write(1, "executing program\n", 18) = 18 [pid 637] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 637] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 637] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 637] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 637] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 637] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 637] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[638]}, 88) = 638 [pid 637] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 637] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 637] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 638 attached [pid 638] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 638] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 638] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 638] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 637] <... futex resumed>) = 0 [pid 637] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 637] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 637] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 637] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 637] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 637] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0}./strace-static-x86_64: Process 639 attached => {parent_tid=[639]}, 88) = 639 [pid 637] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 637] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 637] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 638] <... futex resumed>) = 1 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 639] set_robust_list(0x7efd72ba39a0, 24 [pid 638] <... sendmsg resumed>) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 638] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 638] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 639] <... set_robust_list resumed>) = 0 [pid 639] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 639] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 639] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 637] <... futex resumed>) = 0 [pid 637] exit_group(0) = ? [pid 638] <... futex resumed>) = ? [pid 638] +++ exited with 0 +++ [pid 639] <... futex resumed>) = ? [pid 639] +++ exited with 0 +++ [pid 637] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=637, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 640 ./strace-static-x86_64: Process 640 attached [pid 640] set_robust_list(0x5555758c26a0, 24) = 0 [pid 640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 640] setpgid(0, 0) = 0 [pid 640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 640] write(3, "1000", 4) = 4 [pid 640] close(3) = 0 executing program [pid 640] write(1, "executing program\n", 18) = 18 [pid 640] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 640] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 640] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 640] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 640] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 640] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 640] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[641]}, 88) = 641 ./strace-static-x86_64: Process 641 attached [pid 640] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 640] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 640] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 641] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 641] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 641] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 641] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 641] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 640] <... futex resumed>) = 0 [pid 640] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 640] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 640] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 640] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 641] <... futex resumed>) = 0 [pid 640] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 640] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[642]}, 88) = 642 [pid 640] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 640] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 640] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0./strace-static-x86_64: Process 642 attached [pid 642] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 642] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 642] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 642] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 642] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 641] <... sendmsg resumed>) = 0 [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 641] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 641] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 640] <... futex resumed>) = 0 [pid 640] exit_group(0 [pid 642] <... futex resumed>) = ? [pid 641] <... futex resumed>) = ? [pid 640] <... exit_group resumed>) = ? [pid 642] +++ exited with 0 +++ [pid 641] +++ exited with 0 +++ [pid 640] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=640, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 643 attached , child_tidptr=0x5555758c2690) = 643 [pid 643] set_robust_list(0x5555758c26a0, 24) = 0 [pid 643] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 643] setpgid(0, 0) = 0 [pid 643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 643] write(3, "1000", 4) = 4 [pid 643] close(3) = 0 [pid 643] write(1, "executing program\n", 18executing program ) = 18 [pid 643] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 643] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 643] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 643] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 643] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 643] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 643] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[644]}, 88) = 644 ./strace-static-x86_64: Process 644 attached [pid 643] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 643] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 643] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 644] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 644] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 644] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 644] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 644] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 643] <... futex resumed>) = 0 [pid 643] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 644] <... futex resumed>) = 0 [pid 643] <... futex resumed>) = 1 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 643] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 644] <... sendmsg resumed>) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 643] <... futex resumed>) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 643] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 644] <... sendmsg resumed>) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 644] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 644] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 643] <... mmap resumed>) = 0x7efd72b83000 [pid 643] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 643] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 643] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[645]}, 88) = 645 ./strace-static-x86_64: Process 645 attached [pid 643] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 643] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 643] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 645] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 645] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 645] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 645] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 643] <... futex resumed>) = 0 [pid 645] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 643] exit_group(0 [pid 645] <... futex resumed>) = ? [pid 644] <... futex resumed>) = ? [pid 643] <... exit_group resumed>) = ? [pid 645] +++ exited with 0 +++ [pid 644] +++ exited with 0 +++ [pid 643] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=643, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 646 attached , child_tidptr=0x5555758c2690) = 646 [pid 646] set_robust_list(0x5555758c26a0, 24) = 0 [pid 646] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 646] setpgid(0, 0) = 0 [pid 646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 646] write(3, "1000", 4) = 4 executing program [pid 646] close(3) = 0 [pid 646] write(1, "executing program\n", 18) = 18 [pid 646] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 646] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 646] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 646] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 646] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 646] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 646] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 647 attached => {parent_tid=[647]}, 88) = 647 [pid 647] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 647] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 647] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 646] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 646] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 647] <... futex resumed>) = 0 [pid 646] <... futex resumed>) = 1 [pid 647] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 646] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 647] <... socketpair resumed>[3, 4]) = 0 [pid 647] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 647] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 646] <... futex resumed>) = 0 [pid 646] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 647] <... futex resumed>) = 0 [pid 646] <... futex resumed>) = 1 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 646] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 647] <... sendmsg resumed>) = 0 [pid 646] <... futex resumed>) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 646] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 647] <... sendmsg resumed>) = 0 [pid 646] <... mmap resumed>) = 0x7efd72b83000 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 646] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 647] <... sendmsg resumed>) = 0 [pid 646] <... mprotect resumed>) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 646] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 646] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 647] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 648 attached [pid 646] <... clone3 resumed> => {parent_tid=[648]}, 88) = 648 [pid 646] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 646] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 646] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 647] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 647] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 648] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 648] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 648] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 648] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 646] <... futex resumed>) = 0 [pid 648] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 646] exit_group(0 [pid 648] <... futex resumed>) = ? [pid 647] <... futex resumed>) = ? [pid 646] <... exit_group resumed>) = ? [pid 648] +++ exited with 0 +++ [pid 647] +++ exited with 0 +++ [pid 646] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=646, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 649 attached , child_tidptr=0x5555758c2690) = 649 [pid 649] set_robust_list(0x5555758c26a0, 24) = 0 [pid 649] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 649] setpgid(0, 0) = 0 [pid 649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 649] write(3, "1000", 4) = 4 [pid 649] close(3) = 0 [pid 649] write(1, "executing program\n", 18executing program ) = 18 [pid 649] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 649] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 649] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 649] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 649] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 649] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 649] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[650]}, 88) = 650 ./strace-static-x86_64: Process 650 attached [pid 649] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 649] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 649] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 650] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 650] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 650] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 650] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 650] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 649] <... futex resumed>) = 0 [pid 649] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 649] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 649] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 649] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 650] <... futex resumed>) = 0 [pid 649] rt_sigprocmask(SIG_BLOCK, ~[], [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 649] <... rt_sigprocmask resumed>[], 8) = 0 [pid 649] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0}./strace-static-x86_64: Process 651 attached => {parent_tid=[651]}, 88) = 651 [pid 650] <... sendmsg resumed>) = 0 [pid 649] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 649] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 649] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 651] set_robust_list(0x7efd72ba39a0, 24 [pid 650] <... sendmsg resumed>) = 0 [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 651] <... set_robust_list resumed>) = 0 [pid 650] <... sendmsg resumed>) = 0 [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 651] rt_sigprocmask(SIG_SETMASK, [], [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 651] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 650] <... sendmsg resumed>) = 0 [pid 651] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 651] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 650] <... sendmsg resumed>) = 0 [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 651] <... futex resumed>) = 1 [pid 650] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 649] <... futex resumed>) = 0 [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 651] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 650] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 650] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 650] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 650] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 649] exit_group(0) = ? [pid 650] <... futex resumed>) = ? [pid 650] +++ exited with 0 +++ [pid 651] <... futex resumed>) = ? [pid 651] +++ exited with 0 +++ [pid 649] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=649, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 652 ./strace-static-x86_64: Process 652 attached [pid 652] set_robust_list(0x5555758c26a0, 24) = 0 [pid 652] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 652] setpgid(0, 0) = 0 [pid 652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 652] write(3, "1000", 4) = 4 [pid 652] close(3) = 0 [pid 652] write(1, "executing program\n", 18executing program ) = 18 [pid 652] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 652] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 652] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 652] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 652] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 652] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 652] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 653 attached => {parent_tid=[653]}, 88) = 653 [pid 653] set_robust_list(0x7efd72bc49a0, 24 [pid 652] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 652] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 652] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 653] <... set_robust_list resumed>) = 0 [pid 653] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 653] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 653] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 653] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 652] <... futex resumed>) = 0 [pid 652] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 652] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 652] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 652] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 652] rt_sigprocmask(SIG_BLOCK, ~[], [pid 653] <... futex resumed>) = 0 [pid 652] <... rt_sigprocmask resumed>[], 8) = 0 [pid 652] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[654]}, 88) = 654 [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 652] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 652] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 652] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 654 attached [pid 654] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 654] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 654] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 654] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 652] <... futex resumed>) = 0 [pid 654] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 653] <... sendmsg resumed>) = 0 [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 653] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 653] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 652] exit_group(0 [pid 653] <... futex resumed>) = ? [pid 652] <... exit_group resumed>) = ? [pid 654] <... futex resumed>) = ? [pid 653] +++ exited with 0 +++ [pid 654] +++ exited with 0 +++ [pid 652] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=652, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 655 ./strace-static-x86_64: Process 655 attached [pid 655] set_robust_list(0x5555758c26a0, 24) = 0 [pid 655] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 655] setpgid(0, 0) = 0 [pid 655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 655] write(3, "1000", 4) = 4 [pid 655] close(3) = 0 executing program [pid 655] write(1, "executing program\n", 18) = 18 [pid 655] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 655] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 655] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 655] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 655] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 655] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 655] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 656 attached => {parent_tid=[656]}, 88) = 656 [pid 656] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 656] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 656] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 655] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 655] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 656] <... futex resumed>) = 0 [pid 655] <... futex resumed>) = 1 [pid 656] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 655] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 656] <... socketpair resumed>[3, 4]) = 0 [pid 656] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 656] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 655] <... futex resumed>) = 0 [pid 655] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 656] <... futex resumed>) = 0 [pid 655] <... futex resumed>) = 1 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 655] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 656] <... sendmsg resumed>) = 0 [pid 655] <... futex resumed>) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 655] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 656] <... sendmsg resumed>) = 0 [pid 655] <... mmap resumed>) = 0x7efd72b83000 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 655] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 656] <... sendmsg resumed>) = 0 [pid 655] <... mprotect resumed>) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 655] rt_sigprocmask(SIG_BLOCK, ~[], [pid 656] <... sendmsg resumed>) = 0 [pid 655] <... rt_sigprocmask resumed>[], 8) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 655] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 656] <... sendmsg resumed>) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 655] <... clone3 resumed> => {parent_tid=[657]}, 88) = 657 [pid 656] <... sendmsg resumed>) = 0 [pid 655] rt_sigprocmask(SIG_SETMASK, [], [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 655] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 656] <... sendmsg resumed>) = 0 [pid 655] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 655] <... futex resumed>) = 0 [pid 656] <... sendmsg resumed>) = 0 [pid 655] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 657 attached [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 657] set_robust_list(0x7efd72ba39a0, 24 [pid 656] <... sendmsg resumed>) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 656] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 656] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 656] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 657] <... set_robust_list resumed>) = 0 [pid 657] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 657] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 657] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 655] <... futex resumed>) = 0 [pid 657] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 655] exit_group(0 [pid 657] <... futex resumed>) = ? [pid 656] <... futex resumed>) = ? [pid 655] <... exit_group resumed>) = ? [pid 657] +++ exited with 0 +++ [pid 656] +++ exited with 0 +++ [pid 655] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=655, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 658 attached , child_tidptr=0x5555758c2690) = 658 [pid 658] set_robust_list(0x5555758c26a0, 24) = 0 [pid 658] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 658] setpgid(0, 0) = 0 [pid 658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 658] write(3, "1000", 4) = 4 [pid 658] close(3executing program ) = 0 [pid 658] write(1, "executing program\n", 18) = 18 [pid 658] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 658] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 658] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 658] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 658] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 658] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 658] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[659]}, 88) = 659 ./strace-static-x86_64: Process 659 attached [pid 658] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 658] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 658] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 659] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 659] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 659] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 659] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 658] <... futex resumed>) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 658] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 659] <... sendmsg resumed>) = 0 [pid 658] <... futex resumed>) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 658] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 659] <... sendmsg resumed>) = 0 [pid 658] <... futex resumed>) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 658] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 659] <... sendmsg resumed>) = 0 [pid 658] <... mmap resumed>) = 0x7efd72b83000 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 658] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 659] <... sendmsg resumed>) = 0 [pid 658] <... mprotect resumed>) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 658] rt_sigprocmask(SIG_BLOCK, ~[], [pid 659] <... sendmsg resumed>) = 0 [pid 658] <... rt_sigprocmask resumed>[], 8) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 658] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0}./strace-static-x86_64: Process 660 attached [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 658] <... clone3 resumed> => {parent_tid=[660]}, 88) = 660 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 658] rt_sigprocmask(SIG_SETMASK, [], [pid 659] <... sendmsg resumed>) = 0 [pid 658] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 658] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 659] <... sendmsg resumed>) = 0 [pid 658] <... futex resumed>) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 658] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 660] set_robust_list(0x7efd72ba39a0, 24 [pid 659] <... sendmsg resumed>) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 660] <... set_robust_list resumed>) = 0 [pid 659] <... sendmsg resumed>) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 660] rt_sigprocmask(SIG_SETMASK, [], [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 660] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 660] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 659] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 659] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 659] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 660] <... setsockopt resumed>) = 0 [pid 660] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 658] <... futex resumed>) = 0 [pid 660] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 658] exit_group(0 [pid 660] <... futex resumed>) = ? [pid 659] <... futex resumed>) = ? [pid 658] <... exit_group resumed>) = ? [pid 660] +++ exited with 0 +++ [pid 659] +++ exited with 0 +++ [pid 658] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=658, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 661 ./strace-static-x86_64: Process 661 attached [pid 661] set_robust_list(0x5555758c26a0, 24) = 0 [pid 661] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 661] setpgid(0, 0) = 0 [pid 661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 661] write(3, "1000", 4) = 4 [pid 661] close(3) = 0 executing program [pid 661] write(1, "executing program\n", 18) = 18 [pid 661] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 661] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 661] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 661] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 661] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 661] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 661] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 662 attached => {parent_tid=[662]}, 88) = 662 [pid 661] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 661] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 661] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 662] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 662] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 662] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 662] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 661] <... futex resumed>) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 661] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 662] <... sendmsg resumed>) = 0 [pid 661] <... futex resumed>) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 661] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 662] <... sendmsg resumed>) = 0 [pid 661] <... futex resumed>) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 661] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 662] <... sendmsg resumed>) = 0 [pid 661] <... mmap resumed>) = 0x7efd72b83000 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 661] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 662] <... sendmsg resumed>) = 0 [pid 661] <... mprotect resumed>) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 661] rt_sigprocmask(SIG_BLOCK, ~[], [pid 662] <... sendmsg resumed>) = 0 [pid 661] <... rt_sigprocmask resumed>[], 8) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 661] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 662] <... sendmsg resumed>) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 661] <... clone3 resumed> => {parent_tid=[663]}, 88) = 663 [pid 662] <... sendmsg resumed>) = 0 [pid 661] rt_sigprocmask(SIG_SETMASK, [], [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 661] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 662] <... sendmsg resumed>) = 0 [pid 661] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 661] <... futex resumed>) = 0 [pid 662] <... sendmsg resumed>) = 0 [pid 661] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 662] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 662] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 662] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 663 attached [pid 663] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 663] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 663] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 663] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 661] <... futex resumed>) = 0 [pid 661] exit_group(0 [pid 662] <... futex resumed>) = ? [pid 661] <... exit_group resumed>) = ? [pid 662] +++ exited with 0 +++ [pid 663] <... futex resumed>) = ? [pid 663] +++ exited with 0 +++ [pid 661] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=661, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 664 attached , child_tidptr=0x5555758c2690) = 664 [pid 664] set_robust_list(0x5555758c26a0, 24) = 0 [pid 664] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 664] setpgid(0, 0) = 0 [pid 664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 664] write(3, "1000", 4) = 4 [pid 664] close(3) = 0 [pid 664] write(1, "executing program\n", 18executing program ) = 18 [pid 664] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 664] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 664] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 664] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 664] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 664] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 664] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[665]}, 88) = 665 ./strace-static-x86_64: Process 665 attached [pid 664] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 664] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 664] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 665] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 665] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 665] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 665] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 664] <... futex resumed>) = 0 [pid 664] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 664] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 664] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 664] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 664] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 664] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 664] <... clone3 resumed> => {parent_tid=[666]}, 88) = 666 [pid 665] <... sendmsg resumed>) = 0 [pid 664] rt_sigprocmask(SIG_SETMASK, [], [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 664] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 665] <... sendmsg resumed>) = 0 [pid 664] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 664] <... futex resumed>) = 0 [pid 665] <... sendmsg resumed>) = 0 [pid 664] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 666 attached [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 666] set_robust_list(0x7efd72ba39a0, 24 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 666] <... set_robust_list resumed>) = 0 [pid 665] <... sendmsg resumed>) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 665] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 665] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 666] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 666] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 666] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 664] <... futex resumed>) = 0 [pid 666] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 664] exit_group(0 [pid 666] <... futex resumed>) = ? [pid 665] <... futex resumed>) = ? [pid 664] <... exit_group resumed>) = ? [pid 665] +++ exited with 0 +++ [pid 666] +++ exited with 0 +++ [pid 664] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=664, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 667 ./strace-static-x86_64: Process 667 attached [pid 667] set_robust_list(0x5555758c26a0, 24) = 0 [pid 667] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 667] setpgid(0, 0) = 0 [pid 667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 667] write(3, "1000", 4) = 4 executing program [pid 667] close(3) = 0 [pid 667] write(1, "executing program\n", 18) = 18 [pid 667] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 667] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 667] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 667] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 667] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 667] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 667] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[668]}, 88) = 668 [pid 667] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 667] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 667] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 668 attached [pid 668] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 668] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 668] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 668] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 667] <... futex resumed>) = 0 [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 667] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 667] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 668] <... sendmsg resumed>) = 0 [pid 667] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 667] <... mmap resumed>) = 0x7efd72b83000 [pid 667] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 668] <... sendmsg resumed>) = 0 [pid 667] <... mprotect resumed>) = 0 [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 667] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 667] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 668] <... sendmsg resumed>) = 0 [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 667] <... clone3 resumed> => {parent_tid=[669]}, 88) = 669 [pid 667] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 668] <... sendmsg resumed>) = 0 [pid 667] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 667] <... futex resumed>) = 0 [pid 667] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 668] <... sendmsg resumed>) = 0 [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0./strace-static-x86_64: Process 669 attached ) = 0 [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 669] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 669] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 669] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 669] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 667] <... futex resumed>) = 0 [pid 669] <... futex resumed>) = 1 [pid 669] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 668] <... sendmsg resumed>) = 0 [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 668] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 668] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 667] exit_group(0) = ? [pid 669] <... futex resumed>) = ? [pid 669] +++ exited with 0 +++ [pid 668] <... futex resumed>) = ? [pid 668] +++ exited with 0 +++ [pid 667] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=667, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 670 attached , child_tidptr=0x5555758c2690) = 670 [pid 670] set_robust_list(0x5555758c26a0, 24) = 0 [pid 670] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 670] setpgid(0, 0) = 0 [pid 670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 670] write(3, "1000", 4) = 4 [pid 670] close(3) = 0 executing program [pid 670] write(1, "executing program\n", 18) = 18 [pid 670] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 670] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 670] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 670] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 670] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 670] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 670] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[671]}, 88) = 671 [pid 670] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 670] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 670] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 671 attached [pid 671] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 671] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 671] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 671] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 670] <... futex resumed>) = 0 [pid 670] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 670] <... futex resumed>) = 0 [pid 670] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 671] <... sendmsg resumed>) = 0 [pid 670] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 670] <... mmap resumed>) = 0x7efd72b83000 [pid 670] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 671] <... sendmsg resumed>) = 0 [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 670] <... mprotect resumed>) = 0 [pid 671] <... sendmsg resumed>) = 0 [pid 670] rt_sigprocmask(SIG_BLOCK, ~[], [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 670] <... rt_sigprocmask resumed>[], 8) = 0 [pid 671] <... sendmsg resumed>) = 0 [pid 670] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 670] <... clone3 resumed> => {parent_tid=[672]}, 88) = 672 [pid 670] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 670] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 671] <... sendmsg resumed>) = 0 [pid 670] <... futex resumed>) = 0 ./strace-static-x86_64: Process 672 attached [pid 670] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 672] set_robust_list(0x7efd72ba39a0, 24 [pid 671] <... sendmsg resumed>) = 0 [pid 672] <... set_robust_list resumed>) = 0 [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 672] rt_sigprocmask(SIG_SETMASK, [], [pid 671] <... sendmsg resumed>) = 0 [pid 672] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 672] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 671] <... sendmsg resumed>) = 0 [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 672] <... setsockopt resumed>) = 0 [pid 672] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 670] <... futex resumed>) = 0 [pid 672] <... futex resumed>) = 1 [pid 671] <... sendmsg resumed>) = 0 [pid 672] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 671] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 671] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 671] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 670] exit_group(0 [pid 671] <... futex resumed>) = ? [pid 670] <... exit_group resumed>) = ? [pid 671] +++ exited with 0 +++ [pid 672] <... futex resumed>) = ? [pid 672] +++ exited with 0 +++ [pid 670] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=670, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 673 attached , child_tidptr=0x5555758c2690) = 673 [pid 673] set_robust_list(0x5555758c26a0, 24) = 0 [pid 673] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 673] setpgid(0, 0) = 0 [pid 673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 673] write(3, "1000", 4) = 4 [pid 673] close(3) = 0 [pid 673] write(1, "executing program\n", 18executing program ) = 18 [pid 673] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 673] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 673] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 673] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 673] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 673] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 673] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[674]}, 88) = 674 [pid 673] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 673] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 673] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 674 attached [pid 674] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 674] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 674] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 674] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 673] <... futex resumed>) = 0 [pid 673] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 673] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 673] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 673] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 673] <... mprotect resumed>) = 0 [pid 674] <... sendmsg resumed>) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 674] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 674] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 673] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 673] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[675]}, 88) = 675 [pid 673] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 673] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 673] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 675 attached [pid 675] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 675] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 675] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 675] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] <... futex resumed>) = 0 [pid 673] exit_group(0 [pid 674] <... futex resumed>) = ? [pid 673] <... exit_group resumed>) = ? [pid 675] <... futex resumed>) = ? [pid 674] +++ exited with 0 +++ [pid 675] +++ exited with 0 +++ [pid 673] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=673, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 676 ./strace-static-x86_64: Process 676 attached [pid 676] set_robust_list(0x5555758c26a0, 24) = 0 [pid 676] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 676] setpgid(0, 0) = 0 [pid 676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 676] write(3, "1000", 4) = 4 [pid 676] close(3) = 0 executing program [pid 676] write(1, "executing program\n", 18) = 18 [pid 676] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 676] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 676] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 676] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 676] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 676] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 676] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 677 attached => {parent_tid=[677]}, 88) = 677 [pid 676] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 676] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 676] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 677] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 677] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 677] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 677] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 676] <... futex resumed>) = 0 [pid 676] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 676] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 676] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 676] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 676] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 676] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[678]}, 88) = 678 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0./strace-static-x86_64: Process 678 attached [pid 676] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 676] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 676] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 677] <... sendmsg resumed>) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 678] set_robust_list(0x7efd72ba39a0, 24 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 678] <... set_robust_list resumed>) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 677] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 677] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 678] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 678] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 678] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 676] <... futex resumed>) = 0 [pid 676] exit_group(0 [pid 677] <... futex resumed>) = ? [pid 677] +++ exited with 0 +++ [pid 676] <... exit_group resumed>) = ? [pid 678] +++ exited with 0 +++ [pid 676] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=676, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 679 attached , child_tidptr=0x5555758c2690) = 679 [pid 679] set_robust_list(0x5555758c26a0, 24) = 0 [pid 679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 679] setpgid(0, 0) = 0 [pid 679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 679] write(3, "1000", 4) = 4 [pid 679] close(3) = 0 executing program [pid 679] write(1, "executing program\n", 18) = 18 [pid 679] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 679] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 679] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 679] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 679] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 679] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 679] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[680]}, 88) = 680 [pid 679] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 679] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 679] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 680 attached [pid 680] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 680] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 680] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 680] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 679] <... futex resumed>) = 0 [pid 679] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 679] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 679] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 679] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 680] <... futex resumed>) = 1 [pid 679] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 679] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[681]}, 88) = 681 [pid 679] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 679] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 679] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 681 attached [pid 681] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 681] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 681] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 681] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 679] <... futex resumed>) = 0 [pid 681] <... futex resumed>) = 1 [pid 681] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 680] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 680] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 679] exit_group(0) = ? [pid 681] <... futex resumed>) = ? [pid 680] <... futex resumed>) = ? [pid 681] +++ exited with 0 +++ [pid 680] +++ exited with 0 +++ [pid 679] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=679, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 682 attached , child_tidptr=0x5555758c2690) = 682 [pid 682] set_robust_list(0x5555758c26a0, 24) = 0 [pid 682] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 682] setpgid(0, 0) = 0 [pid 682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 682] write(3, "1000", 4) = 4 [pid 682] close(3executing program ) = 0 [pid 682] write(1, "executing program\n", 18) = 18 [pid 682] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 682] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 682] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 682] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 682] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 682] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 682] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 683 attached => {parent_tid=[683]}, 88) = 683 [pid 682] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 682] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 682] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 683] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 683] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 683] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 682] <... futex resumed>) = 0 [pid 682] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 682] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 682] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 682] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 682] rt_sigprocmask(SIG_BLOCK, ~[], [pid 683] <... sendmsg resumed>) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 683] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 683] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 682] <... rt_sigprocmask resumed>[], 8) = 0 [pid 682] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0}./strace-static-x86_64: Process 684 attached => {parent_tid=[684]}, 88) = 684 [pid 682] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 682] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 682] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 684] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 684] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 684] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 684] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 682] <... futex resumed>) = 0 [pid 682] exit_group(0) = ? [pid 683] <... futex resumed>) = ? [pid 683] +++ exited with 0 +++ [pid 684] +++ exited with 0 +++ [pid 682] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=682, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 685 attached , child_tidptr=0x5555758c2690) = 685 [pid 685] set_robust_list(0x5555758c26a0, 24) = 0 [pid 685] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 685] setpgid(0, 0) = 0 [pid 685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 685] write(3, "1000", 4) = 4 [pid 685] close(3executing program ) = 0 [pid 685] write(1, "executing program\n", 18) = 18 [pid 685] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 685] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 685] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 685] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 685] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 685] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 685] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[686]}, 88) = 686 ./strace-static-x86_64: Process 686 attached [pid 685] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 685] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 685] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 686] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 686] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 686] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 686] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 685] <... futex resumed>) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 685] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 686] <... sendmsg resumed>) = 0 [pid 685] <... futex resumed>) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 685] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 686] <... sendmsg resumed>) = 0 [pid 685] <... futex resumed>) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 685] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 686] <... sendmsg resumed>) = 0 [pid 685] <... mmap resumed>) = 0x7efd72b83000 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 685] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 686] <... sendmsg resumed>) = 0 [pid 685] <... mprotect resumed>) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 685] rt_sigprocmask(SIG_BLOCK, ~[], [pid 686] <... sendmsg resumed>) = 0 [pid 685] <... rt_sigprocmask resumed>[], 8) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 685] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 686] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 687 attached [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 685] <... clone3 resumed> => {parent_tid=[687]}, 88) = 687 [pid 686] <... sendmsg resumed>) = 0 [pid 685] rt_sigprocmask(SIG_SETMASK, [], [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 685] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 686] <... sendmsg resumed>) = 0 [pid 685] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 685] <... futex resumed>) = 0 [pid 686] <... sendmsg resumed>) = 0 [pid 685] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 686] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 686] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 686] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 687] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 687] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 687] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 687] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 685] <... futex resumed>) = 0 [pid 687] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 685] exit_group(0 [pid 687] <... futex resumed>) = ? [pid 686] <... futex resumed>) = ? [pid 685] <... exit_group resumed>) = ? [pid 687] +++ exited with 0 +++ [pid 686] +++ exited with 0 +++ [pid 685] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=685, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 688 ./strace-static-x86_64: Process 688 attached [pid 688] set_robust_list(0x5555758c26a0, 24) = 0 [pid 688] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 688] setpgid(0, 0) = 0 [pid 688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 688] write(3, "1000", 4) = 4 [pid 688] close(3) = 0 executing program [pid 688] write(1, "executing program\n", 18) = 18 [pid 688] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 688] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 688] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 688] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 688] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 688] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 688] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 689 attached => {parent_tid=[689]}, 88) = 689 [pid 688] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 688] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 688] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 689] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 689] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 689] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 689] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 689] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 688] <... futex resumed>) = 0 [pid 688] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 688] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 688] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 688] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 688] rt_sigprocmask(SIG_BLOCK, ~[], [pid 689] <... futex resumed>) = 0 [pid 688] <... rt_sigprocmask resumed>[], 8) = 0 [pid 688] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0./strace-static-x86_64: Process 690 attached [pid 688] <... clone3 resumed> => {parent_tid=[690]}, 88) = 690 [pid 689] <... sendmsg resumed>) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 690] set_robust_list(0x7efd72ba39a0, 24 [pid 689] <... sendmsg resumed>) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 688] rt_sigprocmask(SIG_SETMASK, [], [pid 689] <... sendmsg resumed>) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 690] <... set_robust_list resumed>) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 689] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 689] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 688] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 688] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 688] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 690] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 690] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 690] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 688] <... futex resumed>) = 0 [pid 688] exit_group(0 [pid 689] <... futex resumed>) = ? [pid 689] +++ exited with 0 +++ [pid 688] <... exit_group resumed>) = ? [pid 690] +++ exited with 0 +++ [pid 688] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=688, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 691 ./strace-static-x86_64: Process 691 attached [pid 691] set_robust_list(0x5555758c26a0, 24) = 0 [pid 691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 691] setpgid(0, 0) = 0 [pid 691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 691] write(3, "1000", 4) = 4 [pid 691] close(3) = 0 [pid 691] write(1, "executing program\n", 18executing program ) = 18 [pid 691] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 691] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 691] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 691] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 691] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 691] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 691] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 692 attached => {parent_tid=[692]}, 88) = 692 [pid 691] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 691] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 691] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 692] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 692] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 692] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 692] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 691] <... futex resumed>) = 0 [pid 691] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 691] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 691] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 691] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 691] rt_sigprocmask(SIG_BLOCK, ~[], [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 691] <... rt_sigprocmask resumed>[], 8) = 0 [pid 692] <... sendmsg resumed>) = 0 [pid 691] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 691] <... clone3 resumed> => {parent_tid=[693]}, 88) = 693 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 691] rt_sigprocmask(SIG_SETMASK, [], [pid 692] <... sendmsg resumed>) = 0 [pid 691] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 691] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 692] <... sendmsg resumed>) = 0 [pid 691] <... futex resumed>) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 691] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 692] <... sendmsg resumed>) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0./strace-static-x86_64: Process 693 attached ) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 692] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 692] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 693] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 693] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 693] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 693] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 691] <... futex resumed>) = 0 [pid 691] exit_group(0 [pid 693] <... futex resumed>) = ? [pid 692] <... futex resumed>) = ? [pid 691] <... exit_group resumed>) = ? [pid 692] +++ exited with 0 +++ [pid 693] +++ exited with 0 +++ [pid 691] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=691, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 694 ./strace-static-x86_64: Process 694 attached [pid 694] set_robust_list(0x5555758c26a0, 24) = 0 [pid 694] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 694] setpgid(0, 0) = 0 [pid 694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 694] write(3, "1000", 4) = 4 [pid 694] close(3executing program ) = 0 [pid 694] write(1, "executing program\n", 18) = 18 [pid 694] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 694] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 694] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 694] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 694] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 694] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 694] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[695]}, 88) = 695 [pid 694] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 694] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 694] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 695 attached [pid 695] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 695] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 695] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 695] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 694] <... futex resumed>) = 0 [pid 694] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 694] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 694] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 694] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 694] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 694] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[696]}, 88) = 696 [pid 694] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 694] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 694] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 695] <... futex resumed>) = 1 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 695] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 695] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 696 attached [pid 696] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 696] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 696] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 696] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 694] <... futex resumed>) = 0 [pid 694] exit_group(0) = ? [pid 695] <... futex resumed>) = ? [pid 695] +++ exited with 0 +++ [pid 696] <... futex resumed>) = ? [pid 696] +++ exited with 0 +++ [pid 694] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=694, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 697 ./strace-static-x86_64: Process 697 attached [pid 697] set_robust_list(0x5555758c26a0, 24) = 0 [pid 697] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 697] setpgid(0, 0) = 0 [pid 697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 697] write(3, "1000", 4) = 4 [pid 697] close(3) = 0 executing program [pid 697] write(1, "executing program\n", 18) = 18 [pid 697] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 697] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 697] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 697] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 697] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 697] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 697] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[698]}, 88) = 698 [pid 697] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 697] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 697] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 698 attached [pid 698] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 698] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 698] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 698] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 697] <... futex resumed>) = 0 [pid 697] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 697] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 697] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 697] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 697] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 697] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[699]}, 88) = 699 [pid 697] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 697] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 697] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 698] <... futex resumed>) = 1 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0./strace-static-x86_64: Process 699 attached ) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 698] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 698] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 699] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 699] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 699] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 699] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 697] <... futex resumed>) = 0 [pid 697] exit_group(0) = ? [pid 698] <... futex resumed>) = ? [pid 698] +++ exited with 0 +++ [pid 699] <... futex resumed>) = ? [pid 699] +++ exited with 0 +++ [pid 697] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=697, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 700 ./strace-static-x86_64: Process 700 attached [pid 700] set_robust_list(0x5555758c26a0, 24) = 0 [pid 700] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 700] setpgid(0, 0) = 0 [pid 700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 700] write(3, "1000", 4) = 4 [pid 700] close(3) = 0 executing program [pid 700] write(1, "executing program\n", 18) = 18 [pid 700] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 700] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 700] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 700] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 700] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 700] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 700] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[701]}, 88) = 701 [pid 700] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 700] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 700] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 701 attached [pid 701] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 701] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 701] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 701] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 700] <... futex resumed>) = 0 [pid 700] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 700] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 700] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 701] <... futex resumed>) = 1 [pid 700] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 700] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 700] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 700] <... clone3 resumed> => {parent_tid=[702]}, 88) = 702 ./strace-static-x86_64: Process 702 attached [pid 700] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 700] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 700] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 701] <... sendmsg resumed>) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 702] set_robust_list(0x7efd72ba39a0, 24 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 701] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 701] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 702] <... set_robust_list resumed>) = 0 [pid 702] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 702] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 702] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 700] <... futex resumed>) = 0 [pid 700] exit_group(0 [pid 701] <... futex resumed>) = ? [pid 700] <... exit_group resumed>) = ? [pid 702] <... futex resumed>) = ? [pid 701] +++ exited with 0 +++ [pid 702] +++ exited with 0 +++ [pid 700] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=700, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 703 ./strace-static-x86_64: Process 703 attached [pid 703] set_robust_list(0x5555758c26a0, 24) = 0 [pid 703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 703] setpgid(0, 0) = 0 [pid 703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 703] write(3, "1000", 4) = 4 [pid 703] close(3) = 0 [pid 703] write(1, "executing program\n", 18executing program ) = 18 [pid 703] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 703] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 703] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 703] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 703] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 703] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 703] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 704 attached => {parent_tid=[704]}, 88) = 704 [pid 703] rt_sigprocmask(SIG_SETMASK, [], [pid 704] set_robust_list(0x7efd72bc49a0, 24 [pid 703] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 703] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 703] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 704] <... set_robust_list resumed>) = 0 [pid 704] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 704] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 704] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 703] <... futex resumed>) = 0 [pid 703] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 703] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 703] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 703] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 703] <... mprotect resumed>) = 0 [pid 703] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 703] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0}./strace-static-x86_64: Process 705 attached [pid 704] <... sendmsg resumed>) = 0 [pid 703] <... clone3 resumed> => {parent_tid=[705]}, 88) = 705 [pid 703] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 703] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 703] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 705] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 705] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 705] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 705] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 703] <... futex resumed>) = 0 [pid 705] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 704] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 704] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 703] exit_group(0 [pid 704] <... futex resumed>) = ? [pid 703] <... exit_group resumed>) = ? [pid 705] <... futex resumed>) = ? [pid 704] +++ exited with 0 +++ [pid 705] +++ exited with 0 +++ [pid 703] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=703, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 706 ./strace-static-x86_64: Process 706 attached [pid 706] set_robust_list(0x5555758c26a0, 24) = 0 [pid 706] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 706] setpgid(0, 0) = 0 [pid 706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 706] write(3, "1000", 4) = 4 [pid 706] close(3) = 0 executing program [pid 706] write(1, "executing program\n", 18) = 18 [pid 706] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 706] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 706] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 706] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 706] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 706] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 706] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[707]}, 88) = 707 [pid 706] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 706] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 706] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 707 attached [pid 707] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 707] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 707] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 707] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 706] <... futex resumed>) = 0 [pid 706] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 706] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 706] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 706] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 706] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 706] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 707] <... futex resumed>) = 1 ./strace-static-x86_64: Process 708 attached [pid 706] <... clone3 resumed> => {parent_tid=[708]}, 88) = 708 [pid 706] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 706] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 706] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 708] set_robust_list(0x7efd72ba39a0, 24 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 708] <... set_robust_list resumed>) = 0 [pid 707] <... sendmsg resumed>) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 707] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 707] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 708] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 708] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 708] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 706] <... futex resumed>) = 0 [pid 706] exit_group(0 [pid 707] <... futex resumed>) = ? [pid 706] <... exit_group resumed>) = ? [pid 708] <... futex resumed>) = ? [pid 707] +++ exited with 0 +++ [pid 708] +++ exited with 0 +++ [pid 706] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=706, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 709 attached , child_tidptr=0x5555758c2690) = 709 [pid 709] set_robust_list(0x5555758c26a0, 24) = 0 [pid 709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 709] setpgid(0, 0) = 0 [pid 709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 709] write(3, "1000", 4) = 4 [pid 709] close(3executing program ) = 0 [pid 709] write(1, "executing program\n", 18) = 18 [pid 709] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 709] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 709] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 709] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 709] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 709] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 710 attached => {parent_tid=[710]}, 88) = 710 [pid 710] set_robust_list(0x7efd72bc49a0, 24 [pid 709] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 709] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 709] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 710] <... set_robust_list resumed>) = 0 [pid 710] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 710] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 710] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 710] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 709] <... futex resumed>) = 0 [pid 709] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 709] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 709] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 709] rt_sigprocmask(SIG_BLOCK, ~[], [pid 710] <... futex resumed>) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 709] <... rt_sigprocmask resumed>[], 8) = 0 [pid 709] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 709] <... clone3 resumed> => {parent_tid=[711]}, 88) = 711 [pid 709] rt_sigprocmask(SIG_SETMASK, [], [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 709] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 710] <... sendmsg resumed>) = 0 [pid 709] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 709] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 710] <... sendmsg resumed>) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 ./strace-static-x86_64: Process 711 attached [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 710] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 710] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 711] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 711] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 711] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 711] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 709] <... futex resumed>) = 0 [pid 709] exit_group(0 [pid 710] <... futex resumed>) = ? [pid 709] <... exit_group resumed>) = ? [pid 711] +++ exited with 0 +++ [pid 710] +++ exited with 0 +++ [pid 709] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=709, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 712 ./strace-static-x86_64: Process 712 attached [pid 712] set_robust_list(0x5555758c26a0, 24) = 0 [pid 712] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 712] setpgid(0, 0) = 0 [pid 712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 712] write(3, "1000", 4) = 4 [pid 712] close(3executing program ) = 0 [pid 712] write(1, "executing program\n", 18) = 18 [pid 712] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 712] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 712] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 712] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 712] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 712] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 712] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 713 attached => {parent_tid=[713]}, 88) = 713 [pid 713] set_robust_list(0x7efd72bc49a0, 24 [pid 712] rt_sigprocmask(SIG_SETMASK, [], [pid 713] <... set_robust_list resumed>) = 0 [pid 712] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 713] rt_sigprocmask(SIG_SETMASK, [], [pid 712] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 713] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 712] <... futex resumed>) = 0 [pid 713] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 712] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 713] <... socketpair resumed>[3, 4]) = 0 [pid 713] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 713] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 712] <... futex resumed>) = 0 [pid 712] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 713] <... futex resumed>) = 0 [pid 712] <... futex resumed>) = 1 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 712] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 713] <... sendmsg resumed>) = 0 [pid 712] <... futex resumed>) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 712] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 713] <... sendmsg resumed>) = 0 [pid 712] <... mmap resumed>) = 0x7efd72b83000 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 712] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 713] <... sendmsg resumed>) = 0 [pid 712] <... mprotect resumed>) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 712] rt_sigprocmask(SIG_BLOCK, ~[], [pid 713] <... sendmsg resumed>) = 0 [pid 712] <... rt_sigprocmask resumed>[], 8) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 712] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 713] <... sendmsg resumed>) = 0 [pid 712] <... clone3 resumed> => {parent_tid=[714]}, 88) = 714 ./strace-static-x86_64: Process 714 attached [pid 712] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 712] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 712] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 714] set_robust_list(0x7efd72ba39a0, 24 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 713] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 713] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 714] <... set_robust_list resumed>) = 0 [pid 714] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 714] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 714] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 712] <... futex resumed>) = 0 [pid 714] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 712] exit_group(0 [pid 714] <... futex resumed>) = ? [pid 713] <... futex resumed>) = ? [pid 712] <... exit_group resumed>) = ? [pid 714] +++ exited with 0 +++ [pid 713] +++ exited with 0 +++ [pid 712] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=712, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 715 ./strace-static-x86_64: Process 715 attached [pid 715] set_robust_list(0x5555758c26a0, 24) = 0 [pid 715] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 715] setpgid(0, 0) = 0 [pid 715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 715] write(3, "1000", 4) = 4 [pid 715] close(3) = 0 [pid 715] write(1, "executing program\n", 18executing program ) = 18 [pid 715] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 715] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 715] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 715] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 715] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 715] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 715] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[716]}, 88) = 716 ./strace-static-x86_64: Process 716 attached [pid 715] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 715] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 715] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 716] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 716] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 716] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 716] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 716] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 715] <... futex resumed>) = 0 [pid 715] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 716] <... futex resumed>) = 0 [pid 715] <... futex resumed>) = 1 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 715] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 716] <... sendmsg resumed>) = 0 [pid 715] <... futex resumed>) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 715] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 716] <... sendmsg resumed>) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 715] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 716] <... sendmsg resumed>) = 0 [pid 715] <... mprotect resumed>) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 715] rt_sigprocmask(SIG_BLOCK, ~[], [pid 716] <... sendmsg resumed>) = 0 [pid 715] <... rt_sigprocmask resumed>[], 8) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 715] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 716] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 717 attached [pid 715] <... clone3 resumed> => {parent_tid=[717]}, 88) = 717 [pid 715] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 715] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 715] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 717] set_robust_list(0x7efd72ba39a0, 24 [pid 716] <... sendmsg resumed>) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 717] <... set_robust_list resumed>) = 0 [pid 716] <... sendmsg resumed>) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 717] rt_sigprocmask(SIG_SETMASK, [], [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 717] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 716] <... sendmsg resumed>) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 717] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 716] <... sendmsg resumed>) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 716] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 716] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 717] <... setsockopt resumed>) = 0 [pid 717] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 715] <... futex resumed>) = 0 [pid 717] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 715] exit_group(0 [pid 717] <... futex resumed>) = ? [pid 716] <... futex resumed>) = ? [pid 715] <... exit_group resumed>) = ? [pid 717] +++ exited with 0 +++ [pid 716] +++ exited with 0 +++ [pid 715] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=715, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 718 ./strace-static-x86_64: Process 718 attached [pid 718] set_robust_list(0x5555758c26a0, 24) = 0 [pid 718] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 718] setpgid(0, 0) = 0 [pid 718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 718] write(3, "1000", 4) = 4 executing program [pid 718] close(3) = 0 [pid 718] write(1, "executing program\n", 18) = 18 [pid 718] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 718] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 718] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 718] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 718] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 718] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 719 attached => {parent_tid=[719]}, 88) = 719 [pid 718] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 718] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 718] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 719] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 719] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 719] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 719] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 719] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 718] <... futex resumed>) = 0 [pid 718] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 719] <... futex resumed>) = 0 [pid 718] <... futex resumed>) = 1 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 718] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 719] <... sendmsg resumed>) = 0 [pid 718] <... futex resumed>) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 719] <... sendmsg resumed>) = 0 [pid 718] <... mmap resumed>) = 0x7efd72b83000 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 718] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 718] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 718] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 719] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 720 attached [pid 718] <... clone3 resumed> => {parent_tid=[720]}, 88) = 720 [pid 718] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 718] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 718] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 720] set_robust_list(0x7efd72ba39a0, 24 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 720] <... set_robust_list resumed>) = 0 [pid 719] <... sendmsg resumed>) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 720] rt_sigprocmask(SIG_SETMASK, [], [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 719] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 719] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 720] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 720] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 720] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 718] <... futex resumed>) = 0 [pid 720] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 718] exit_group(0 [pid 720] <... futex resumed>) = ? [pid 719] <... futex resumed>) = ? [pid 718] <... exit_group resumed>) = ? [pid 720] +++ exited with 0 +++ [pid 719] +++ exited with 0 +++ [pid 718] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=718, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 721 attached , child_tidptr=0x5555758c2690) = 721 [pid 721] set_robust_list(0x5555758c26a0, 24) = 0 [pid 721] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 721] setpgid(0, 0) = 0 [pid 721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 721] write(3, "1000", 4) = 4 executing program [pid 721] close(3) = 0 [pid 721] write(1, "executing program\n", 18) = 18 [pid 721] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 721] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 721] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 721] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 721] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 721] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 721] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 722 attached => {parent_tid=[722]}, 88) = 722 [pid 722] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 722] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 722] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 721] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 721] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 722] <... futex resumed>) = 0 [pid 721] <... futex resumed>) = 1 [pid 722] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 721] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 722] <... socketpair resumed>[3, 4]) = 0 [pid 722] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 721] <... futex resumed>) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 721] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 722] <... sendmsg resumed>) = 0 [pid 721] <... futex resumed>) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 721] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 722] <... sendmsg resumed>) = 0 [pid 721] <... futex resumed>) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 721] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 722] <... sendmsg resumed>) = 0 [pid 721] <... mmap resumed>) = 0x7efd72b83000 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 721] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 722] <... sendmsg resumed>) = 0 [pid 721] <... mprotect resumed>) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 721] rt_sigprocmask(SIG_BLOCK, ~[], [pid 722] <... sendmsg resumed>) = 0 [pid 721] <... rt_sigprocmask resumed>[], 8) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 721] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 722] <... sendmsg resumed>) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 721] <... clone3 resumed> => {parent_tid=[723]}, 88) = 723 [pid 722] <... sendmsg resumed>) = 0 [pid 721] rt_sigprocmask(SIG_SETMASK, [], [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 721] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 722] <... sendmsg resumed>) = 0 [pid 721] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 721] <... futex resumed>) = 0 [pid 722] <... sendmsg resumed>) = 0 [pid 721] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 722] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 722] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 723 attached [pid 723] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 723] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 723] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 723] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 721] <... futex resumed>) = 0 [pid 721] exit_group(0 [pid 722] <... futex resumed>) = ? [pid 721] <... exit_group resumed>) = ? [pid 723] <... futex resumed>) = ? [pid 722] +++ exited with 0 +++ [pid 723] +++ exited with 0 +++ [pid 721] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=721, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 724 attached , child_tidptr=0x5555758c2690) = 724 [pid 724] set_robust_list(0x5555758c26a0, 24) = 0 [pid 724] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 724] setpgid(0, 0) = 0 [pid 724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 724] write(3, "1000", 4) = 4 [pid 724] close(3) = 0 executing program [pid 724] write(1, "executing program\n", 18) = 18 [pid 724] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 724] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 724] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 724] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 724] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 724] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 724] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[725]}, 88) = 725 [pid 724] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 724] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 724] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 725 attached [pid 725] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 725] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 725] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 725] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 724] <... futex resumed>) = 0 [pid 725] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 724] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 725] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 724] <... futex resumed>) = 0 [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 724] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 724] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 725] <... sendmsg resumed>) = 0 [pid 724] <... mmap resumed>) = 0x7efd72b83000 [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 724] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 725] <... sendmsg resumed>) = 0 [pid 724] <... mprotect resumed>) = 0 [pid 724] rt_sigprocmask(SIG_BLOCK, ~[], [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 724] <... rt_sigprocmask resumed>[], 8) = 0 [pid 724] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 725] <... sendmsg resumed>) = 0 [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 724] <... clone3 resumed> => {parent_tid=[726]}, 88) = 726 [pid 724] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 724] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 724] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 725] <... sendmsg resumed>) = 0 [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0./strace-static-x86_64: Process 726 attached ) = 0 [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 726] set_robust_list(0x7efd72ba39a0, 24 [pid 725] <... sendmsg resumed>) = 0 [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 726] <... set_robust_list resumed>) = 0 [pid 725] <... sendmsg resumed>) = 0 [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 726] rt_sigprocmask(SIG_SETMASK, [], [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 726] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 725] <... sendmsg resumed>) = 0 [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 726] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 725] <... sendmsg resumed>) = 0 [pid 726] <... setsockopt resumed>) = 0 [pid 726] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 724] <... futex resumed>) = 0 [pid 726] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 725] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 725] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 724] exit_group(0 [pid 725] <... futex resumed>) = ? [pid 726] <... futex resumed>) = ? [pid 724] <... exit_group resumed>) = ? [pid 725] +++ exited with 0 +++ [pid 726] +++ exited with 0 +++ [pid 724] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=724, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 727 attached , child_tidptr=0x5555758c2690) = 727 [pid 727] set_robust_list(0x5555758c26a0, 24) = 0 [pid 727] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 727] setpgid(0, 0) = 0 [pid 727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 727] write(3, "1000", 4) = 4 [pid 727] close(3) = 0 [pid 727] write(1, "executing program\n", 18executing program ) = 18 [pid 727] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 727] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 727] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 727] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 727] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 727] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 727] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[728]}, 88) = 728 [pid 727] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 727] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 727] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 728 attached [pid 728] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 728] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 728] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 728] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 727] <... futex resumed>) = 0 [pid 727] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 727] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 727] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 727] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 727] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 727] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[729]}, 88) = 729 ./strace-static-x86_64: Process 729 attached [pid 728] <... futex resumed>) = 1 [pid 727] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 727] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 727] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 729] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 729] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 729] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 729] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 727] <... futex resumed>) = 0 [pid 729] <... futex resumed>) = 1 [pid 729] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 728] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 728] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 727] exit_group(0 [pid 729] <... futex resumed>) = ? [pid 728] <... futex resumed>) = ? [pid 727] <... exit_group resumed>) = ? [pid 728] +++ exited with 0 +++ [pid 729] +++ exited with 0 +++ [pid 727] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=727, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 730 attached , child_tidptr=0x5555758c2690) = 730 [pid 730] set_robust_list(0x5555758c26a0, 24) = 0 [pid 730] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 730] setpgid(0, 0) = 0 [pid 730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 730] write(3, "1000", 4) = 4 [pid 730] close(3) = 0 [pid 730] write(1, "executing program\n", 18) = 18 [pid 730] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 730] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 730] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 730] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 730] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 730] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 730] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[731]}, 88) = 731 [pid 730] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 730] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 730] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 731 attached [pid 731] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 731] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 731] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 731] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 730] <... futex resumed>) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 730] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 730] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 730] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 731] <... sendmsg resumed>) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 730] <... mmap resumed>) = 0x7efd72b83000 [pid 730] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 731] <... sendmsg resumed>) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 730] <... mprotect resumed>) = 0 [pid 731] <... sendmsg resumed>) = 0 [pid 730] rt_sigprocmask(SIG_BLOCK, ~[], [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 730] <... rt_sigprocmask resumed>[], 8) = 0 [pid 730] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 731] <... sendmsg resumed>) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 730] <... clone3 resumed> => {parent_tid=[732]}, 88) = 732 [pid 730] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 730] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 730] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 731] <... sendmsg resumed>) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 ./strace-static-x86_64: Process 732 attached [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 732] set_robust_list(0x7efd72ba39a0, 24 [pid 731] <... sendmsg resumed>) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 731] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 731] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 732] <... set_robust_list resumed>) = 0 [pid 732] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 732] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 732] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] <... futex resumed>) = 0 [pid 730] exit_group(0) = ? [pid 731] <... futex resumed>) = ? [pid 731] +++ exited with 0 +++ [pid 732] <... futex resumed>) = ? [pid 732] +++ exited with 0 +++ [pid 730] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=730, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 733 attached , child_tidptr=0x5555758c2690) = 733 [pid 733] set_robust_list(0x5555758c26a0, 24) = 0 [pid 733] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 733] setpgid(0, 0) = 0 [pid 733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 733] write(3, "1000", 4) = 4 [pid 733] close(3executing program ) = 0 [pid 733] write(1, "executing program\n", 18) = 18 [pid 733] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 733] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 733] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 733] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 733] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 733] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 733] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[734]}, 88) = 734 [pid 733] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 733] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 733] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 734 attached [pid 734] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 734] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 734] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 734] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 733] <... futex resumed>) = 0 [pid 733] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 733] <... futex resumed>) = 0 [pid 733] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 734] <... sendmsg resumed>) = 0 [pid 733] <... futex resumed>) = 0 [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 733] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 734] <... sendmsg resumed>) = 0 [pid 733] <... mmap resumed>) = 0x7efd72b83000 [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 733] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 733] rt_sigprocmask(SIG_BLOCK, ~[], [pid 734] <... sendmsg resumed>) = 0 [pid 733] <... rt_sigprocmask resumed>[], 8) = 0 [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 733] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[735]}, 88) = 735 ./strace-static-x86_64: Process 735 attached [pid 734] <... sendmsg resumed>) = 0 [pid 733] rt_sigprocmask(SIG_SETMASK, [], [pid 735] set_robust_list(0x7efd72ba39a0, 24 [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 733] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 734] <... sendmsg resumed>) = 0 [pid 733] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 735] <... set_robust_list resumed>) = 0 [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 733] <... futex resumed>) = 0 [pid 734] <... sendmsg resumed>) = 0 [pid 735] rt_sigprocmask(SIG_SETMASK, [], [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 733] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 735] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 734] <... sendmsg resumed>) = 0 [pid 735] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 735] <... setsockopt resumed>) = 0 [pid 734] <... sendmsg resumed>) = 0 [pid 735] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 735] <... futex resumed>) = 1 [pid 733] <... futex resumed>) = 0 [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 735] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 734] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 734] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 734] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 733] exit_group(0 [pid 734] <... futex resumed>) = ? [pid 735] <... futex resumed>) = ? [pid 733] <... exit_group resumed>) = ? [pid 734] +++ exited with 0 +++ [pid 735] +++ exited with 0 +++ [pid 733] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=733, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 736 ./strace-static-x86_64: Process 736 attached [pid 736] set_robust_list(0x5555758c26a0, 24) = 0 [pid 736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 736] setpgid(0, 0) = 0 [pid 736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 736] write(3, "1000", 4) = 4 executing program [pid 736] close(3) = 0 [pid 736] write(1, "executing program\n", 18) = 18 [pid 736] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 736] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 736] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 736] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 736] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 736] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 736] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[737]}, 88) = 737 ./strace-static-x86_64: Process 737 attached [pid 736] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 736] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 736] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 737] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 737] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 737] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 737] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 736] <... futex resumed>) = 0 [pid 736] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 736] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 736] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 736] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 736] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 736] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 737] <... sendmsg resumed>) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0./strace-static-x86_64: Process 738 attached [pid 736] <... clone3 resumed> => {parent_tid=[738]}, 88) = 738 [pid 737] <... sendmsg resumed>) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 738] set_robust_list(0x7efd72ba39a0, 24 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 737] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 737] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 736] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 736] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 736] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 738] <... set_robust_list resumed>) = 0 [pid 738] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 738] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 738] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 736] <... futex resumed>) = 0 [pid 736] exit_group(0) = ? [pid 737] <... futex resumed>) = ? [pid 737] +++ exited with 0 +++ [pid 738] +++ exited with 0 +++ [pid 736] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=736, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 739 ./strace-static-x86_64: Process 739 attached [pid 739] set_robust_list(0x5555758c26a0, 24) = 0 [pid 739] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 739] setpgid(0, 0) = 0 [pid 739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 739] write(3, "1000", 4) = 4 [pid 739] close(3) = 0 executing program [pid 739] write(1, "executing program\n", 18) = 18 [pid 739] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 739] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 739] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 739] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 739] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 739] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 739] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 740 attached => {parent_tid=[740]}, 88) = 740 [pid 739] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 739] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 739] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 740] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 740] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 740] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 740] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 739] <... futex resumed>) = 0 [pid 739] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 739] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 739] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 739] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 739] <... mprotect resumed>) = 0 [pid 739] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 739] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[741]}, 88) = 741 [pid 740] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 741 attached [pid 739] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 739] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 739] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 741] set_robust_list(0x7efd72ba39a0, 24 [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 741] <... set_robust_list resumed>) = 0 [pid 740] <... sendmsg resumed>) = 0 [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 741] rt_sigprocmask(SIG_SETMASK, [], [pid 740] <... sendmsg resumed>) = 0 [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 741] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 740] <... sendmsg resumed>) = 0 [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 741] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 741] <... setsockopt resumed>) = 0 [pid 740] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 740] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 740] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 741] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 739] <... futex resumed>) = 0 [pid 741] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 739] exit_group(0 [pid 741] <... futex resumed>) = ? [pid 740] <... futex resumed>) = ? [pid 739] <... exit_group resumed>) = ? [pid 741] +++ exited with 0 +++ [pid 740] +++ exited with 0 +++ [pid 739] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=739, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 742 ./strace-static-x86_64: Process 742 attached [pid 742] set_robust_list(0x5555758c26a0, 24) = 0 [pid 742] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 742] setpgid(0, 0) = 0 [pid 742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 742] write(3, "1000", 4) = 4 [pid 742] close(3) = 0 executing program [pid 742] write(1, "executing program\n", 18) = 18 [pid 742] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 742] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 742] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 742] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 742] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 742] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 742] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 743 attached [pid 743] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 743] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 743] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 742] <... clone3 resumed> => {parent_tid=[743]}, 88) = 743 [pid 742] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 742] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 742] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 743] <... futex resumed>) = 0 [pid 743] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 743] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 743] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 742] <... futex resumed>) = 0 [pid 742] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 743] <... futex resumed>) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 742] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 743] <... sendmsg resumed>) = 0 [pid 742] <... futex resumed>) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 742] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 743] <... sendmsg resumed>) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 743] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 743] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 742] <... mmap resumed>) = 0x7efd72b83000 [pid 742] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 742] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 742] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0}./strace-static-x86_64: Process 744 attached => {parent_tid=[744]}, 88) = 744 [pid 744] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 744] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 744] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 742] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 742] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 742] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 744] <... futex resumed>) = 0 [pid 744] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 744] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 742] <... futex resumed>) = 0 [pid 742] exit_group(0) = ? [pid 743] <... futex resumed>) = ? [pid 744] +++ exited with 0 +++ [pid 743] +++ exited with 0 +++ [pid 742] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=742, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 745 ./strace-static-x86_64: Process 745 attached [pid 745] set_robust_list(0x5555758c26a0, 24) = 0 [pid 745] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 745] setpgid(0, 0) = 0 [pid 745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 745] write(3, "1000", 4) = 4 executing program [pid 745] close(3) = 0 [pid 745] write(1, "executing program\n", 18) = 18 [pid 745] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 745] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 745] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 745] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 745] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 745] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 745] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 746 attached [pid 746] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 746] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 746] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 745] <... clone3 resumed> => {parent_tid=[746]}, 88) = 746 [pid 745] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 745] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 746] <... futex resumed>) = 0 [pid 745] <... futex resumed>) = 1 [pid 746] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 745] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 746] <... socketpair resumed>[3, 4]) = 0 [pid 746] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 746] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 745] <... futex resumed>) = 0 [pid 745] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 746] <... futex resumed>) = 0 [pid 745] <... futex resumed>) = 1 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 745] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 746] <... sendmsg resumed>) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 745] <... futex resumed>) = 0 [pid 746] <... sendmsg resumed>) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 746] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 746] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 745] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 745] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 745] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 745] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0}./strace-static-x86_64: Process 747 attached => {parent_tid=[747]}, 88) = 747 [pid 745] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 745] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 745] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 747] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 747] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 747] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 747] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 745] <... futex resumed>) = 0 [pid 747] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 745] exit_group(0 [pid 747] <... futex resumed>) = ? [pid 746] <... futex resumed>) = ? [pid 745] <... exit_group resumed>) = ? [pid 747] +++ exited with 0 +++ [pid 746] +++ exited with 0 +++ [pid 745] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=745, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 748 ./strace-static-x86_64: Process 748 attached [pid 748] set_robust_list(0x5555758c26a0, 24) = 0 [pid 748] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 748] setpgid(0, 0) = 0 [pid 748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 748] write(3, "1000", 4) = 4 [pid 748] close(3) = 0 [pid 748] write(1, "executing program\n", 18executing program ) = 18 [pid 748] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 748] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 748] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 748] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 748] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 748] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 748] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[749]}, 88) = 749 [pid 748] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 748] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 748] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 749 attached [pid 749] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 749] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 749] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 749] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 748] <... futex resumed>) = 0 [pid 748] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 748] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 748] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 748] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 749] <... futex resumed>) = 1 [pid 748] <... mprotect resumed>) = 0 [pid 748] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 748] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 748] <... clone3 resumed> => {parent_tid=[750]}, 88) = 750 ./strace-static-x86_64: Process 750 attached [pid 748] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 748] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 748] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 749] <... sendmsg resumed>) = 0 [pid 750] set_robust_list(0x7efd72ba39a0, 24 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 750] <... set_robust_list resumed>) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 749] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 749] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 750] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 750] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 750] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 748] <... futex resumed>) = 0 [pid 748] exit_group(0 [pid 749] <... futex resumed>) = ? [pid 748] <... exit_group resumed>) = ? [pid 749] +++ exited with 0 +++ [pid 750] <... futex resumed>) = ? [pid 750] +++ exited with 0 +++ [pid 748] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=748, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 751 ./strace-static-x86_64: Process 751 attached [pid 751] set_robust_list(0x5555758c26a0, 24) = 0 [pid 751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 751] setpgid(0, 0) = 0 [pid 751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 751] write(3, "1000", 4) = 4 [pid 751] close(3) = 0 executing program [pid 751] write(1, "executing program\n", 18) = 18 [pid 751] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 751] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 751] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 751] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 751] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 751] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[752]}, 88) = 752 ./strace-static-x86_64: Process 752 attached [pid 751] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 751] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 752] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 752] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 752] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 752] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 752] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 751] <... futex resumed>) = 0 [pid 751] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 751] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 751] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 752] <... futex resumed>) = 0 [pid 751] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 751] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[753]}, 88) = 753 [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 751] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 751] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 753 attached [pid 753] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 753] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 753] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 753] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 751] <... futex resumed>) = 0 [pid 753] <... futex resumed>) = 1 [pid 752] <... sendmsg resumed>) = 0 [pid 753] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 752] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 752] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 751] exit_group(0) = ? [pid 753] <... futex resumed>) = ? [pid 753] +++ exited with 0 +++ [pid 752] <... futex resumed>) = ? [pid 752] +++ exited with 0 +++ [pid 751] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=751, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 755 attached executing program , child_tidptr=0x5555758c2690) = 755 [pid 755] set_robust_list(0x5555758c26a0, 24) = 0 [pid 755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 755] setpgid(0, 0) = 0 [pid 755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 755] write(3, "1000", 4) = 4 [pid 755] close(3) = 0 [pid 755] write(1, "executing program\n", 18) = 18 [pid 755] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 755] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 755] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 755] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 755] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 755] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 755] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 756 attached => {parent_tid=[756]}, 88) = 756 [pid 756] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 756] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 756] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 755] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 755] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 756] <... futex resumed>) = 0 [pid 756] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 755] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 756] <... socketpair resumed>[3, 4]) = 0 [pid 756] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 756] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 755] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 756] <... futex resumed>) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 755] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 755] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 755] <... mmap resumed>) = 0x7efd72b83000 [pid 756] <... sendmsg resumed>) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 755] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 756] <... sendmsg resumed>) = 0 [pid 755] <... mprotect resumed>) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 755] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 755] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 756] <... sendmsg resumed>) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 755] <... clone3 resumed> => {parent_tid=[757]}, 88) = 757 [pid 755] rt_sigprocmask(SIG_SETMASK, [], [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 755] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 756] <... sendmsg resumed>) = 0 [pid 755] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 755] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 756] <... sendmsg resumed>) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 ./strace-static-x86_64: Process 757 attached [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 757] set_robust_list(0x7efd72ba39a0, 24 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 756] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 756] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 756] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 757] <... set_robust_list resumed>) = 0 [pid 757] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 757] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 757] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 755] <... futex resumed>) = 0 [pid 757] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 755] exit_group(0 [pid 757] <... futex resumed>) = ? [pid 756] <... futex resumed>) = ? [pid 755] <... exit_group resumed>) = ? [pid 756] +++ exited with 0 +++ [pid 757] +++ exited with 0 +++ [pid 755] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=755, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 758 ./strace-static-x86_64: Process 758 attached [pid 758] set_robust_list(0x5555758c26a0, 24) = 0 [pid 758] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 758] setpgid(0, 0) = 0 [pid 758] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 758] write(3, "1000", 4) = 4 [pid 758] close(3executing program ) = 0 [pid 758] write(1, "executing program\n", 18) = 18 [pid 758] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 758] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 758] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 758] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 758] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 758] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 758] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[759]}, 88) = 759 [pid 758] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 758] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 758] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 759 attached [pid 759] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 759] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 759] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 759] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 758] <... futex resumed>) = 0 [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 758] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 758] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 759] <... sendmsg resumed>) = 0 [pid 758] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 758] <... mmap resumed>) = 0x7efd72b83000 [pid 758] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 759] <... sendmsg resumed>) = 0 [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 758] <... mprotect resumed>) = 0 [pid 759] <... sendmsg resumed>) = 0 [pid 758] rt_sigprocmask(SIG_BLOCK, ~[], [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 758] <... rt_sigprocmask resumed>[], 8) = 0 [pid 758] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 759] <... sendmsg resumed>) = 0 [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 758] <... clone3 resumed> => {parent_tid=[760]}, 88) = 760 [pid 758] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 758] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 759] <... sendmsg resumed>) = 0 [pid 758] <... futex resumed>) = 0 [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 758] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 759] <... sendmsg resumed>) = 0 [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0./strace-static-x86_64: Process 760 attached [pid 760] set_robust_list(0x7efd72ba39a0, 24 [pid 759] <... sendmsg resumed>) = 0 [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 760] <... set_robust_list resumed>) = 0 [pid 759] <... sendmsg resumed>) = 0 [pid 760] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 760] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 760] <... setsockopt resumed>) = 0 [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 759] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 759] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 759] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 760] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 758] <... futex resumed>) = 0 [pid 758] exit_group(0) = ? [pid 759] <... futex resumed>) = ? [pid 760] <... futex resumed>) = ? [pid 759] +++ exited with 0 +++ [pid 760] +++ exited with 0 +++ [pid 758] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=758, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 761 ./strace-static-x86_64: Process 761 attached [pid 761] set_robust_list(0x5555758c26a0, 24) = 0 [pid 761] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 761] setpgid(0, 0) = 0 [pid 761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 761] write(3, "1000", 4) = 4 [pid 761] close(3executing program ) = 0 [pid 761] write(1, "executing program\n", 18) = 18 [pid 761] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 761] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 761] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 761] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 761] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 761] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 761] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 762 attached => {parent_tid=[762]}, 88) = 762 [pid 761] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 761] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 761] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 762] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 762] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 762] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 762] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 762] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 761] <... futex resumed>) = 0 [pid 761] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 761] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 761] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 762] <... futex resumed>) = 0 [pid 761] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 761] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 761] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 762] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 763 attached [pid 761] <... clone3 resumed> => {parent_tid=[763]}, 88) = 763 [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 761] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 761] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 761] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 763] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 763] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 763] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 763] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] <... futex resumed>) = 0 [pid 763] <... futex resumed>) = 1 [pid 763] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 762] <... sendmsg resumed>) = 0 [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 762] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 762] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 761] exit_group(0 [pid 762] <... futex resumed>) = ? [pid 761] <... exit_group resumed>) = ? [pid 762] +++ exited with 0 +++ [pid 763] <... futex resumed>) = ? [pid 763] +++ exited with 0 +++ [pid 761] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=761, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 764 ./strace-static-x86_64: Process 764 attached [pid 764] set_robust_list(0x5555758c26a0, 24) = 0 [pid 764] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 764] setpgid(0, 0) = 0 [pid 764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 764] write(3, "1000", 4) = 4 [pid 764] close(3) = 0 [pid 764] write(1, "executing program\n", 18executing program ) = 18 [pid 764] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 764] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 764] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 764] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 764] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 764] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 764] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 765 attached => {parent_tid=[765]}, 88) = 765 [pid 764] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 764] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 764] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 765] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 765] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 765] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 765] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 765] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 764] <... futex resumed>) = 0 [pid 764] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 764] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 764] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 764] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 764] rt_sigprocmask(SIG_BLOCK, ~[], [pid 765] <... futex resumed>) = 0 [pid 764] <... rt_sigprocmask resumed>[], 8) = 0 [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 764] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 765] <... sendmsg resumed>) = 0 [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 764] <... clone3 resumed> => {parent_tid=[766]}, 88) = 766 ./strace-static-x86_64: Process 766 attached [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 764] rt_sigprocmask(SIG_SETMASK, [], [pid 766] set_robust_list(0x7efd72ba39a0, 24 [pid 765] <... sendmsg resumed>) = 0 [pid 764] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 766] <... set_robust_list resumed>) = 0 [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 764] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 765] <... sendmsg resumed>) = 0 [pid 764] <... futex resumed>) = 0 [pid 766] rt_sigprocmask(SIG_SETMASK, [], [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 764] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 765] <... sendmsg resumed>) = 0 [pid 766] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 766] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 766] <... setsockopt resumed>) = 0 [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 766] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 765] <... sendmsg resumed>) = 0 [pid 766] <... futex resumed>) = 1 [pid 764] <... futex resumed>) = 0 [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 766] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 765] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 765] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 765] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 764] exit_group(0 [pid 766] <... futex resumed>) = ? [pid 764] <... exit_group resumed>) = ? [pid 765] +++ exited with 0 +++ [pid 766] +++ exited with 0 +++ [pid 764] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=764, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 767 ./strace-static-x86_64: Process 767 attached [pid 767] set_robust_list(0x5555758c26a0, 24) = 0 [pid 767] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 767] setpgid(0, 0) = 0 [pid 767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 767] write(3, "1000", 4) = 4 executing program [pid 767] close(3) = 0 [pid 767] write(1, "executing program\n", 18) = 18 [pid 767] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 767] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 767] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 767] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 767] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 767] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 767] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[768]}, 88) = 768 [pid 767] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 767] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 767] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 768 attached [pid 768] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 768] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 768] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 768] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 767] <... futex resumed>) = 0 [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 767] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 767] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 767] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 768] <... sendmsg resumed>) = 0 [pid 767] <... mmap resumed>) = 0x7efd72b83000 [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 767] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 768] <... sendmsg resumed>) = 0 [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 767] <... mprotect resumed>) = 0 [pid 768] <... sendmsg resumed>) = 0 [pid 767] rt_sigprocmask(SIG_BLOCK, ~[], [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 767] <... rt_sigprocmask resumed>[], 8) = 0 [pid 767] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 768] <... sendmsg resumed>) = 0 [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 767] <... clone3 resumed> => {parent_tid=[769]}, 88) = 769 [pid 767] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 767] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 768] <... sendmsg resumed>) = 0 [pid 767] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0./strace-static-x86_64: Process 769 attached ) = 0 [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 769] set_robust_list(0x7efd72ba39a0, 24 [pid 768] <... sendmsg resumed>) = 0 [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 769] <... set_robust_list resumed>) = 0 [pid 769] rt_sigprocmask(SIG_SETMASK, [], [pid 768] <... sendmsg resumed>) = 0 [pid 769] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 769] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 769] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 767] <... futex resumed>) = 0 [pid 769] <... futex resumed>) = 1 [pid 769] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 768] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 768] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 767] exit_group(0) = ? [pid 768] <... futex resumed>) = ? [pid 769] <... futex resumed>) = ? [pid 769] +++ exited with 0 +++ [pid 768] +++ exited with 0 +++ [pid 767] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=767, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 770 attached , child_tidptr=0x5555758c2690) = 770 [pid 770] set_robust_list(0x5555758c26a0, 24) = 0 [pid 770] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 770] setpgid(0, 0) = 0 [pid 770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 770] write(3, "1000", 4) = 4 executing program [pid 770] close(3) = 0 [pid 770] write(1, "executing program\n", 18) = 18 [pid 770] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 770] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 770] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 770] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 770] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 770] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 770] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 771 attached => {parent_tid=[771]}, 88) = 771 [pid 770] rt_sigprocmask(SIG_SETMASK, [], [pid 771] set_robust_list(0x7efd72bc49a0, 24 [pid 770] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 770] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 770] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 771] <... set_robust_list resumed>) = 0 [pid 771] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 771] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 771] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 771] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 770] <... futex resumed>) = 0 [pid 770] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 770] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 770] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 770] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 770] rt_sigprocmask(SIG_BLOCK, ~[], [pid 771] <... futex resumed>) = 0 [pid 770] <... rt_sigprocmask resumed>[], 8) = 0 [pid 770] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[772]}, 88) = 772 [pid 770] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 770] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 770] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 772 attached [pid 772] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 772] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 772] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 772] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 770] <... futex resumed>) = 0 [pid 772] <... futex resumed>) = 1 [pid 772] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 771] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 771] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 770] exit_group(0) = ? [pid 772] <... futex resumed>) = ? [pid 772] +++ exited with 0 +++ [pid 771] <... futex resumed>) = ? [pid 771] +++ exited with 0 +++ [pid 770] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=770, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 773 ./strace-static-x86_64: Process 773 attached [pid 773] set_robust_list(0x5555758c26a0, 24) = 0 [pid 773] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 773] setpgid(0, 0) = 0 [pid 773] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 773] write(3, "1000", 4) = 4 [pid 773] close(3) = 0 executing program [pid 773] write(1, "executing program\n", 18) = 18 [pid 773] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 773] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 773] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 773] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 773] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 773] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 773] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[774]}, 88) = 774 [pid 773] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 773] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 773] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 774 attached [pid 774] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 774] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 774] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 774] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 774] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 773] <... futex resumed>) = 0 [pid 773] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 773] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 774] <... futex resumed>) = 0 [pid 773] <... futex resumed>) = 0 [pid 773] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 773] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 773] <... mprotect resumed>) = 0 [pid 773] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 773] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 774] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 775 attached [pid 773] <... clone3 resumed> => {parent_tid=[775]}, 88) = 775 [pid 773] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 773] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 773] <... futex resumed>) = 0 [pid 773] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 775] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 775] rt_sigprocmask(SIG_SETMASK, [], [pid 774] <... sendmsg resumed>) = 0 [pid 775] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 775] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 775] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 773] <... futex resumed>) = 0 [pid 775] <... futex resumed>) = 1 [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 775] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 774] <... sendmsg resumed>) = 0 [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 774] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 774] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 773] exit_group(0 [pid 775] <... futex resumed>) = ? [pid 774] <... futex resumed>) = ? [pid 773] <... exit_group resumed>) = ? [pid 775] +++ exited with 0 +++ [pid 774] +++ exited with 0 +++ [pid 773] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=773, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 776 ./strace-static-x86_64: Process 776 attached [pid 776] set_robust_list(0x5555758c26a0, 24) = 0 [pid 776] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 776] setpgid(0, 0) = 0 [pid 776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 776] write(3, "1000", 4) = 4 [pid 776] close(3executing program ) = 0 [pid 776] write(1, "executing program\n", 18) = 18 [pid 776] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 776] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 776] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 776] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 776] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 776] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 776] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 777 attached => {parent_tid=[777]}, 88) = 777 [pid 777] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 777] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 777] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 776] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 776] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 777] <... futex resumed>) = 0 [pid 776] <... futex resumed>) = 1 [pid 777] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 776] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 777] <... socketpair resumed>[3, 4]) = 0 [pid 777] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 777] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 776] <... futex resumed>) = 0 [pid 776] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 777] <... futex resumed>) = 0 [pid 776] <... futex resumed>) = 1 [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 776] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 777] <... sendmsg resumed>) = 0 [pid 776] <... futex resumed>) = 0 [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 776] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 777] <... sendmsg resumed>) = 0 [pid 776] <... mmap resumed>) = 0x7efd72b83000 [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 776] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 777] <... sendmsg resumed>) = 0 [pid 776] <... mprotect resumed>) = 0 [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 776] rt_sigprocmask(SIG_BLOCK, ~[], [pid 777] <... sendmsg resumed>) = 0 [pid 776] <... rt_sigprocmask resumed>[], 8) = 0 [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 776] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 777] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 778 attached [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 778] set_robust_list(0x7efd72ba39a0, 24 [pid 777] <... sendmsg resumed>) = 0 [pid 776] <... clone3 resumed> => {parent_tid=[778]}, 88) = 778 [pid 778] <... set_robust_list resumed>) = 0 [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 776] rt_sigprocmask(SIG_SETMASK, [], [pid 778] rt_sigprocmask(SIG_SETMASK, [], [pid 777] <... sendmsg resumed>) = 0 [pid 776] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 778] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 776] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 778] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 777] <... sendmsg resumed>) = 0 [pid 776] <... futex resumed>) = 0 [pid 778] <... setsockopt resumed>) = 0 [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 776] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 778] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 777] <... sendmsg resumed>) = 0 [pid 776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 778] <... futex resumed>) = 0 [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 778] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 777] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 777] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 777] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 777] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 776] exit_group(0 [pid 778] <... futex resumed>) = ? [pid 777] <... futex resumed>) = ? [pid 776] <... exit_group resumed>) = ? [pid 778] +++ exited with 0 +++ [pid 777] +++ exited with 0 +++ [pid 776] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=776, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 779 attached , child_tidptr=0x5555758c2690) = 779 [pid 779] set_robust_list(0x5555758c26a0, 24) = 0 [pid 779] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 779] setpgid(0, 0) = 0 [pid 779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 779] write(3, "1000", 4) = 4 [pid 779] close(3) = 0 executing program [pid 779] write(1, "executing program\n", 18) = 18 [pid 779] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 779] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 779] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 779] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 779] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 779] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 779] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 780 attached => {parent_tid=[780]}, 88) = 780 [pid 779] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 779] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 779] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 780] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 780] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 780] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 780] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 779] <... futex resumed>) = 0 [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 779] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 780] <... sendmsg resumed>) = 0 [pid 779] <... futex resumed>) = 0 [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 779] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 780] <... sendmsg resumed>) = 0 [pid 779] <... futex resumed>) = 0 [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 779] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 780] <... sendmsg resumed>) = 0 [pid 779] <... mmap resumed>) = 0x7efd72b83000 [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 779] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 780] <... sendmsg resumed>) = 0 [pid 779] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 779] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[781]}, 88) = 781 [pid 779] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 779] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 779] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 781 attached [pid 781] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 781] rt_sigprocmask(SIG_SETMASK, [], [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 781] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 781] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 781] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] <... futex resumed>) = 0 [pid 781] <... futex resumed>) = 1 [pid 781] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 780] <... sendmsg resumed>) = 0 [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 780] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 780] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 779] exit_group(0) = ? [pid 781] <... futex resumed>) = ? [pid 780] <... futex resumed>) = ? [pid 781] +++ exited with 0 +++ [pid 780] +++ exited with 0 +++ [pid 779] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=779, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 782 ./strace-static-x86_64: Process 782 attached [pid 782] set_robust_list(0x5555758c26a0, 24) = 0 [pid 782] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 782] setpgid(0, 0) = 0 [pid 782] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 782] write(3, "1000", 4) = 4 [pid 782] close(3) = 0 executing program [pid 782] write(1, "executing program\n", 18) = 18 [pid 782] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 782] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 782] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 782] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 782] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 782] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 782] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 783 attached => {parent_tid=[783]}, 88) = 783 [pid 782] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 782] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 782] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 783] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 783] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 783] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 783] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 783] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 782] <... futex resumed>) = 0 [pid 782] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 782] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 782] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 782] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 782] rt_sigprocmask(SIG_BLOCK, ~[], [pid 783] <... futex resumed>) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 782] <... rt_sigprocmask resumed>[], 8) = 0 [pid 782] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0}./strace-static-x86_64: Process 784 attached [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 782] <... clone3 resumed> => {parent_tid=[784]}, 88) = 784 [pid 782] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 782] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 782] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 783] <... sendmsg resumed>) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 784] set_robust_list(0x7efd72ba39a0, 24 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 784] <... set_robust_list resumed>) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 784] rt_sigprocmask(SIG_SETMASK, [], [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 784] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 783] <... sendmsg resumed>) = 0 [pid 784] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 784] <... setsockopt resumed>) = 0 [pid 783] <... sendmsg resumed>) = 0 [pid 784] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 783] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 784] <... futex resumed>) = 1 [pid 783] <... futex resumed>) = 0 [pid 782] <... futex resumed>) = 0 [pid 784] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 783] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 782] exit_group(0 [pid 784] <... futex resumed>) = ? [pid 783] <... futex resumed>) = ? [pid 782] <... exit_group resumed>) = ? [pid 783] +++ exited with 0 +++ [pid 784] +++ exited with 0 +++ [pid 782] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=782, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 785 ./strace-static-x86_64: Process 785 attached [pid 785] set_robust_list(0x5555758c26a0, 24) = 0 [pid 785] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 785] setpgid(0, 0) = 0 [pid 785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 785] write(3, "1000", 4executing program ) = 4 [pid 785] close(3) = 0 [pid 785] write(1, "executing program\n", 18) = 18 [pid 785] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 785] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 785] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 785] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 785] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 785] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 785] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[786]}, 88) = 786 ./strace-static-x86_64: Process 786 attached [pid 785] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 785] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 785] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 786] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 786] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 786] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 786] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 785] <... futex resumed>) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 785] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 786] <... sendmsg resumed>) = 0 [pid 785] <... futex resumed>) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 785] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 786] <... sendmsg resumed>) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 785] <... futex resumed>) = 0 [pid 786] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 786] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 785] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 785] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 785] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 785] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0}./strace-static-x86_64: Process 787 attached => {parent_tid=[787]}, 88) = 787 [pid 785] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 785] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 785] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 787] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 787] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 787] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 787] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 785] <... futex resumed>) = 0 [pid 787] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 785] exit_group(0 [pid 787] <... futex resumed>) = ? [pid 786] <... futex resumed>) = ? [pid 785] <... exit_group resumed>) = ? [pid 787] +++ exited with 0 +++ [pid 786] +++ exited with 0 +++ [pid 785] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=785, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 788 ./strace-static-x86_64: Process 788 attached [pid 788] set_robust_list(0x5555758c26a0, 24) = 0 [pid 788] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 788] setpgid(0, 0) = 0 [pid 788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 788] write(3, "1000", 4) = 4 [pid 788] close(3executing program ) = 0 [pid 788] write(1, "executing program\n", 18) = 18 [pid 788] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 788] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 788] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 788] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 788] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 788] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 788] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 789 attached => {parent_tid=[789]}, 88) = 789 [pid 788] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 788] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 788] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 789] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 789] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 789] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 788] <... futex resumed>) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 788] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... sendmsg resumed>) = 0 [pid 788] <... futex resumed>) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 788] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... sendmsg resumed>) = 0 [pid 788] <... futex resumed>) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 788] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 789] <... sendmsg resumed>) = 0 [pid 788] <... mmap resumed>) = 0x7efd72b83000 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 788] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 789] <... sendmsg resumed>) = 0 [pid 788] <... mprotect resumed>) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 788] rt_sigprocmask(SIG_BLOCK, ~[], [pid 789] <... sendmsg resumed>) = 0 [pid 788] <... rt_sigprocmask resumed>[], 8) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 788] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0}./strace-static-x86_64: Process 790 attached [pid 789] <... sendmsg resumed>) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 788] <... clone3 resumed> => {parent_tid=[790]}, 88) = 790 [pid 789] <... sendmsg resumed>) = 0 [pid 788] rt_sigprocmask(SIG_SETMASK, [], [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 788] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 789] <... sendmsg resumed>) = 0 [pid 788] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 788] <... futex resumed>) = 0 [pid 789] <... sendmsg resumed>) = 0 [pid 788] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 790] set_robust_list(0x7efd72ba39a0, 24 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 789] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 789] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 790] <... set_robust_list resumed>) = 0 [pid 790] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 790] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 790] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 788] <... futex resumed>) = 0 [pid 790] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 788] exit_group(0 [pid 790] <... futex resumed>) = ? [pid 789] <... futex resumed>) = ? [pid 788] <... exit_group resumed>) = ? [pid 790] +++ exited with 0 +++ [pid 789] +++ exited with 0 +++ [pid 788] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=788, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 791 ./strace-static-x86_64: Process 791 attached [pid 791] set_robust_list(0x5555758c26a0, 24) = 0 [pid 791] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 791] setpgid(0, 0) = 0 [pid 791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 791] write(3, "1000", 4) = 4 [pid 791] close(3executing program ) = 0 [pid 791] write(1, "executing program\n", 18) = 18 [pid 791] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 791] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 791] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 791] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 791] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 791] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 791] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 792 attached => {parent_tid=[792]}, 88) = 792 [pid 791] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 791] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 791] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 792] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 792] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 792] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 792] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 792] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 791] <... futex resumed>) = 0 [pid 791] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 791] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 791] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 791] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 791] rt_sigprocmask(SIG_BLOCK, ~[], [pid 792] <... futex resumed>) = 0 [pid 791] <... rt_sigprocmask resumed>[], 8) = 0 [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 791] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 792] <... sendmsg resumed>) = 0 [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0./strace-static-x86_64: Process 793 attached ) = 0 [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 793] set_robust_list(0x7efd72ba39a0, 24 [pid 791] <... clone3 resumed> => {parent_tid=[793]}, 88) = 793 [pid 792] <... sendmsg resumed>) = 0 [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 793] <... set_robust_list resumed>) = 0 [pid 791] rt_sigprocmask(SIG_SETMASK, [], [pid 792] <... sendmsg resumed>) = 0 [pid 791] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 791] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 791] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 793] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 793] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 793] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 791] <... futex resumed>) = 0 [pid 793] <... futex resumed>) = 1 [pid 793] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 792] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 792] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 792] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 791] exit_group(0) = ? [pid 793] <... futex resumed>) = ? [pid 793] +++ exited with 0 +++ [pid 792] <... futex resumed>) = ? [pid 792] +++ exited with 0 +++ [pid 791] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=791, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 794 ./strace-static-x86_64: Process 794 attached [pid 794] set_robust_list(0x5555758c26a0, 24) = 0 [pid 794] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 794] setpgid(0, 0) = 0 [pid 794] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 794] write(3, "1000", 4) = 4 [pid 794] close(3) = 0 executing program [pid 794] write(1, "executing program\n", 18) = 18 [pid 794] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 794] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 794] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 794] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 794] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 794] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 794] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 795 attached [pid 795] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 795] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 795] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 794] <... clone3 resumed> => {parent_tid=[795]}, 88) = 795 [pid 794] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 794] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 794] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 795] <... futex resumed>) = 0 [pid 795] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 795] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 794] <... futex resumed>) = 0 [pid 794] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 794] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 794] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 794] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 795] <... futex resumed>) = 1 [pid 794] <... mprotect resumed>) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 795] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 795] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 794] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 794] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[796]}, 88) = 796 ./strace-static-x86_64: Process 796 attached [pid 794] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 794] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 794] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 796] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 796] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 796] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 796] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 794] <... futex resumed>) = 0 [pid 796] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 794] exit_group(0 [pid 796] <... futex resumed>) = ? [pid 795] <... futex resumed>) = ? [pid 794] <... exit_group resumed>) = ? [pid 795] +++ exited with 0 +++ [pid 796] +++ exited with 0 +++ [pid 794] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=794, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 797 attached , child_tidptr=0x5555758c2690) = 797 [pid 797] set_robust_list(0x5555758c26a0, 24) = 0 [pid 797] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 797] setpgid(0, 0) = 0 [pid 797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 797] write(3, "1000", 4) = 4 executing program [pid 797] close(3) = 0 [pid 797] write(1, "executing program\n", 18) = 18 [pid 797] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 797] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 797] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 797] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 797] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 797] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 797] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 798 attached => {parent_tid=[798]}, 88) = 798 [pid 797] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 797] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 797] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 798] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 798] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 798] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 798] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 798] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 797] <... futex resumed>) = 0 [pid 797] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 797] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 798] <... futex resumed>) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 797] <... futex resumed>) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 797] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 798] <... sendmsg resumed>) = 0 [pid 797] <... mmap resumed>) = 0x7efd72b83000 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 797] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 798] <... sendmsg resumed>) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 797] <... mprotect resumed>) = 0 [pid 798] <... sendmsg resumed>) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 797] rt_sigprocmask(SIG_BLOCK, ~[], [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 797] <... rt_sigprocmask resumed>[], 8) = 0 [pid 797] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 798] <... sendmsg resumed>) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 797] <... clone3 resumed> => {parent_tid=[799]}, 88) = 799 [pid 797] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 797] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 798] <... sendmsg resumed>) = 0 [pid 797] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0./strace-static-x86_64: Process 799 attached ) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 799] set_robust_list(0x7efd72ba39a0, 24 [pid 798] <... sendmsg resumed>) = 0 [pid 799] <... set_robust_list resumed>) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 799] rt_sigprocmask(SIG_SETMASK, [], [pid 798] <... sendmsg resumed>) = 0 [pid 799] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 799] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 799] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 799] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 798] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 798] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 797] <... futex resumed>) = 0 [pid 797] exit_group(0) = ? [pid 799] <... futex resumed>) = ? [pid 799] +++ exited with 0 +++ [pid 798] <... futex resumed>) = ? [pid 798] +++ exited with 0 +++ [pid 797] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=797, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 800 attached , child_tidptr=0x5555758c2690) = 800 [pid 800] set_robust_list(0x5555758c26a0, 24) = 0 [pid 800] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 800] setpgid(0, 0) = 0 [pid 800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 800] write(3, "1000", 4) = 4 [pid 800] close(3executing program ) = 0 [pid 800] write(1, "executing program\n", 18) = 18 [pid 800] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 800] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 800] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 800] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 800] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 800] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 800] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 801 attached => {parent_tid=[801]}, 88) = 801 [pid 801] set_robust_list(0x7efd72bc49a0, 24 [pid 800] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 800] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 800] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 801] <... set_robust_list resumed>) = 0 [pid 801] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 801] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 801] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 801] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 800] <... futex resumed>) = 0 [pid 800] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 800] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 800] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 800] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 801] <... futex resumed>) = 0 [pid 800] <... mprotect resumed>) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 800] rt_sigprocmask(SIG_BLOCK, ~[], [pid 801] <... sendmsg resumed>) = 0 [pid 800] <... rt_sigprocmask resumed>[], 8) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 800] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 801] <... sendmsg resumed>) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 800] <... clone3 resumed> => {parent_tid=[802]}, 88) = 802 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 800] rt_sigprocmask(SIG_SETMASK, [], [pid 801] <... sendmsg resumed>) = 0 [pid 800] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 800] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 801] <... sendmsg resumed>) = 0 [pid 800] <... futex resumed>) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 800] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 801] <... sendmsg resumed>) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0./strace-static-x86_64: Process 802 attached ) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 802] set_robust_list(0x7efd72ba39a0, 24 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 802] <... set_robust_list resumed>) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 802] rt_sigprocmask(SIG_SETMASK, [], [pid 801] <... sendmsg resumed>) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 801] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 802] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 801] <... sendmsg resumed>) = 0 [pid 801] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 801] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 802] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 802] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 800] <... futex resumed>) = 0 [pid 802] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 800] exit_group(0 [pid 802] <... futex resumed>) = ? [pid 801] <... futex resumed>) = ? [pid 800] <... exit_group resumed>) = ? [pid 801] +++ exited with 0 +++ [pid 802] +++ exited with 0 +++ [pid 800] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=800, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 803 ./strace-static-x86_64: Process 803 attached [pid 803] set_robust_list(0x5555758c26a0, 24) = 0 [pid 803] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 803] setpgid(0, 0) = 0 [pid 803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 803] write(3, "1000", 4) = 4 [pid 803] close(3) = 0 [pid 803] write(1, "executing program\n", 18executing program ) = 18 [pid 803] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 803] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 803] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 803] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 803] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 803] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 803] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[804]}, 88) = 804 [pid 803] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 803] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 803] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 804 attached [pid 804] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 804] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 804] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 804] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 803] <... futex resumed>) = 0 [pid 803] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 803] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 803] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 803] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 803] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 803] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 804] <... sendmsg resumed>) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 803] <... clone3 resumed> => {parent_tid=[805]}, 88) = 805 [pid 804] <... sendmsg resumed>) = 0 [pid 803] rt_sigprocmask(SIG_SETMASK, [], [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 803] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 803] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 804] <... sendmsg resumed>) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 803] <... futex resumed>) = 0 [pid 803] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 804] <... sendmsg resumed>) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0./strace-static-x86_64: Process 805 attached ) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 805] set_robust_list(0x7efd72ba39a0, 24 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 804] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 804] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 805] <... set_robust_list resumed>) = 0 [pid 805] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 805] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 805] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 803] <... futex resumed>) = 0 [pid 805] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 803] exit_group(0) = ? [pid 804] <... futex resumed>) = ? [pid 804] +++ exited with 0 +++ [pid 805] <... futex resumed>) = ? [pid 805] +++ exited with 0 +++ [pid 803] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=803, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 806 ./strace-static-x86_64: Process 806 attached [pid 806] set_robust_list(0x5555758c26a0, 24) = 0 [pid 806] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 806] setpgid(0, 0) = 0 [pid 806] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 806] write(3, "1000", 4) = 4 [pid 806] close(3) = 0 [pid 806] write(1, "executing program\n", 18executing program ) = 18 [pid 806] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 806] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 806] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 806] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 806] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 806] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 806] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 807 attached => {parent_tid=[807]}, 88) = 807 [pid 806] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 806] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 806] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 807] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 807] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 807] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 807] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 807] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 806] <... futex resumed>) = 0 [pid 806] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 806] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 806] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 806] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 807] <... futex resumed>) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 806] rt_sigprocmask(SIG_BLOCK, ~[], [pid 807] <... sendmsg resumed>) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 807] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 807] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 806] <... rt_sigprocmask resumed>[], 8) = 0 [pid 806] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0}./strace-static-x86_64: Process 808 attached => {parent_tid=[808]}, 88) = 808 [pid 806] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 806] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 806] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 808] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 808] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 808] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 808] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 806] <... futex resumed>) = 0 [pid 806] exit_group(0) = ? [pid 807] <... futex resumed>) = ? [pid 808] +++ exited with 0 +++ [pid 807] +++ exited with 0 +++ [pid 806] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=806, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 809 ./strace-static-x86_64: Process 809 attached [pid 809] set_robust_list(0x5555758c26a0, 24) = 0 [pid 809] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 809] setpgid(0, 0) = 0 [pid 809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 809] write(3, "1000", 4executing program ) = 4 [pid 809] close(3) = 0 [pid 809] write(1, "executing program\n", 18) = 18 [pid 809] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 809] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 809] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 809] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 809] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 809] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 809] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[810]}, 88) = 810 [pid 809] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 809] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 809] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 810 attached [pid 810] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 810] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 810] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 810] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 809] <... futex resumed>) = 0 [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 809] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 809] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 809] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 810] <... sendmsg resumed>) = 0 [pid 809] <... mmap resumed>) = 0x7efd72b83000 [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 809] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 810] <... sendmsg resumed>) = 0 [pid 809] <... mprotect resumed>) = 0 [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 809] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 810] <... sendmsg resumed>) = 0 [pid 809] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 809] <... clone3 resumed> => {parent_tid=[811]}, 88) = 811 [pid 809] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 809] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 809] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] <... sendmsg resumed>) = 0 [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 ./strace-static-x86_64: Process 811 attached [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 811] set_robust_list(0x7efd72ba39a0, 24 [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 811] <... set_robust_list resumed>) = 0 [pid 810] <... sendmsg resumed>) = 0 [pid 811] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 811] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 811] <... setsockopt resumed>) = 0 [pid 811] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 809] <... futex resumed>) = 0 [pid 811] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 810] <... sendmsg resumed>) = 0 [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 810] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 810] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 810] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 809] exit_group(0 [pid 811] <... futex resumed>) = ? [pid 809] <... exit_group resumed>) = ? [pid 811] +++ exited with 0 +++ [pid 810] <... futex resumed>) = ? [pid 810] +++ exited with 0 +++ [pid 809] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=809, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 812 attached , child_tidptr=0x5555758c2690) = 812 [pid 812] set_robust_list(0x5555758c26a0, 24) = 0 [pid 812] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 812] setpgid(0, 0) = 0 [pid 812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 812] write(3, "1000", 4) = 4 [pid 812] close(3) = 0 [pid 812] write(1, "executing program\n", 18executing program ) = 18 [pid 812] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 812] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 812] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 812] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 812] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 812] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 812] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 813 attached => {parent_tid=[813]}, 88) = 813 [pid 812] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 812] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 812] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 813] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 813] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 813] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 813] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 813] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 812] <... futex resumed>) = 0 [pid 812] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 812] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 812] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 812] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 812] rt_sigprocmask(SIG_BLOCK, ~[], [pid 813] <... futex resumed>) = 0 [pid 812] <... rt_sigprocmask resumed>[], 8) = 0 [pid 812] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[814]}, 88) = 814 [pid 812] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 812] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 812] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 814 attached [pid 814] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 814] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 814] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 814] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 812] <... futex resumed>) = 0 [pid 814] <... futex resumed>) = 1 [pid 814] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 813] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 813] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 812] exit_group(0) = ? [pid 814] <... futex resumed>) = ? [pid 814] +++ exited with 0 +++ [pid 813] <... futex resumed>) = ? [pid 813] +++ exited with 0 +++ [pid 812] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=812, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 815 ./strace-static-x86_64: Process 815 attached [pid 815] set_robust_list(0x5555758c26a0, 24) = 0 [pid 815] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 815] setpgid(0, 0) = 0 [pid 815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 815] write(3, "1000", 4) = 4 [pid 815] close(3) = 0 [pid 815] write(1, "executing program\n", 18executing program ) = 18 [pid 815] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 815] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 815] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 815] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 815] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 815] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 815] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[816]}, 88) = 816 [pid 815] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 815] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 815] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 816 attached [pid 816] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 816] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 816] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 816] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 815] <... futex resumed>) = 0 [pid 815] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 815] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 815] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 815] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 815] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 815] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[817]}, 88) = 817 [pid 815] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 815] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 815] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 817 attached [pid 817] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 817] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 817] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 817] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 815] <... futex resumed>) = 0 [pid 817] <... futex resumed>) = 1 [pid 817] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 816] <... sendmsg resumed>) = 0 [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 816] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 816] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 815] exit_group(0) = ? [pid 817] <... futex resumed>) = ? [pid 817] +++ exited with 0 +++ [pid 816] <... futex resumed>) = ? [pid 816] +++ exited with 0 +++ [pid 815] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=815, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 818 attached , child_tidptr=0x5555758c2690) = 818 [pid 818] set_robust_list(0x5555758c26a0, 24) = 0 [pid 818] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 818] setpgid(0, 0) = 0 [pid 818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 818] write(3, "1000", 4) = 4 [pid 818] close(3) = 0 executing program [pid 818] write(1, "executing program\n", 18) = 18 [pid 818] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 818] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 818] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 818] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 818] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 818] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 818] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 819 attached => {parent_tid=[819]}, 88) = 819 [pid 819] set_robust_list(0x7efd72bc49a0, 24 [pid 818] rt_sigprocmask(SIG_SETMASK, [], [pid 819] <... set_robust_list resumed>) = 0 [pid 819] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 819] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 818] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 818] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 819] <... futex resumed>) = 0 [pid 819] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 818] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 819] <... socketpair resumed>[3, 4]) = 0 [pid 819] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 819] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 818] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 819] <... futex resumed>) = 0 [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 818] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 818] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 818] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 818] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 818] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 818] <... clone3 resumed> => {parent_tid=[820]}, 88) = 820 [pid 818] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 820 attached [pid 819] <... sendmsg resumed>) = 0 [pid 818] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 818] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 818] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 820] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 820] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 820] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 820] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 818] <... futex resumed>) = 0 [pid 820] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 819] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 819] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 818] exit_group(0) = ? [pid 819] <... futex resumed>) = ? [pid 819] +++ exited with 0 +++ [pid 820] <... futex resumed>) = ? [pid 820] +++ exited with 0 +++ [pid 818] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=818, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 821 attached , child_tidptr=0x5555758c2690) = 821 [pid 821] set_robust_list(0x5555758c26a0, 24) = 0 [pid 821] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 821] setpgid(0, 0) = 0 [pid 821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 821] write(3, "1000", 4) = 4 [pid 821] close(3) = 0 executing program [pid 821] write(1, "executing program\n", 18) = 18 [pid 821] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 821] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 821] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 821] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 821] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 821] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 821] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 822 attached => {parent_tid=[822]}, 88) = 822 [pid 821] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 821] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 821] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 822] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 822] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 822] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 822] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 822] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 821] <... futex resumed>) = 0 [pid 821] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 822] <... futex resumed>) = 0 [pid 821] <... futex resumed>) = 1 [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 821] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 822] <... sendmsg resumed>) = 0 [pid 821] <... futex resumed>) = 0 [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 821] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 822] <... sendmsg resumed>) = 0 [pid 821] <... mmap resumed>) = 0x7efd72b83000 [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 821] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 822] <... sendmsg resumed>) = 0 [pid 821] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 821] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[823]}, 88) = 823 ./strace-static-x86_64: Process 823 attached [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 821] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 821] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 821] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 823] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 823] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 823] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 823] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 821] <... futex resumed>) = 0 [pid 823] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 822] <... sendmsg resumed>) = 0 [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 822] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 822] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 821] exit_group(0 [pid 822] <... futex resumed>) = ? [pid 821] <... exit_group resumed>) = ? [pid 823] <... futex resumed>) = ? [pid 822] +++ exited with 0 +++ [pid 823] +++ exited with 0 +++ [pid 821] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=821, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 824 attached , child_tidptr=0x5555758c2690) = 824 [pid 824] set_robust_list(0x5555758c26a0, 24) = 0 [pid 824] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 824] setpgid(0, 0) = 0 [pid 824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 824] write(3, "1000", 4) = 4 [pid 824] close(3) = 0 [pid 824] write(1, "executing program\n", 18executing program ) = 18 [pid 824] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 824] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 824] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 824] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 824] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 824] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 824] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[825]}, 88) = 825 ./strace-static-x86_64: Process 825 attached [pid 824] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 824] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 824] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 825] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 825] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 825] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 825] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 824] <... futex resumed>) = 0 [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 824] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 825] <... sendmsg resumed>) = 0 [pid 824] <... futex resumed>) = 0 [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 824] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 825] <... sendmsg resumed>) = 0 [pid 824] <... futex resumed>) = 0 [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 824] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 825] <... sendmsg resumed>) = 0 [pid 824] <... mmap resumed>) = 0x7efd72b83000 [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 824] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 825] <... sendmsg resumed>) = 0 [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 824] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 824] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} => {parent_tid=[826]}, 88) = 826 ./strace-static-x86_64: Process 826 attached [pid 825] <... sendmsg resumed>) = 0 [pid 824] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 824] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 824] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 826] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 826] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 826] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 826] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 824] <... futex resumed>) = 0 [pid 826] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 825] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 825] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 824] exit_group(0 [pid 825] <... futex resumed>) = ? [pid 824] <... exit_group resumed>) = ? [pid 826] <... futex resumed>) = ? [pid 825] +++ exited with 0 +++ [pid 826] +++ exited with 0 +++ [pid 824] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=824, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 827 ./strace-static-x86_64: Process 827 attached [pid 827] set_robust_list(0x5555758c26a0, 24) = 0 [pid 827] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 827] setpgid(0, 0) = 0 [pid 827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 827] write(3, "1000", 4) = 4 [pid 827] close(3) = 0 executing program [pid 827] write(1, "executing program\n", 18) = 18 [pid 827] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 827] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 827] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 827] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 827] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 827] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 827] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 828 attached [pid 828] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 828] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 827] <... clone3 resumed> => {parent_tid=[828]}, 88) = 828 [pid 828] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 827] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 827] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 828] <... futex resumed>) = 0 [pid 827] <... futex resumed>) = 1 [pid 828] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 827] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 828] <... socketpair resumed>[3, 4]) = 0 [pid 828] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 827] <... futex resumed>) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 827] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 828] <... sendmsg resumed>) = 0 [pid 827] <... futex resumed>) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 827] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 828] <... sendmsg resumed>) = 0 [pid 827] <... futex resumed>) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 827] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 828] <... sendmsg resumed>) = 0 [pid 827] <... mmap resumed>) = 0x7efd72b83000 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 828] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 828] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 827] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 827] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 827] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0}./strace-static-x86_64: Process 829 attached => {parent_tid=[829]}, 88) = 829 [pid 827] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 827] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 827] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 829] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 829] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 829] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 829] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 827] <... futex resumed>) = 0 [pid 829] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 827] exit_group(0 [pid 829] <... futex resumed>) = ? [pid 828] <... futex resumed>) = ? [pid 827] <... exit_group resumed>) = ? [pid 829] +++ exited with 0 +++ [pid 828] +++ exited with 0 +++ [pid 827] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=827, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 830 ./strace-static-x86_64: Process 830 attached [pid 830] set_robust_list(0x5555758c26a0, 24) = 0 [pid 830] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 830] setpgid(0, 0) = 0 [pid 830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 830] write(3, "1000", 4) = 4 [pid 830] close(3) = 0 [pid 830] write(1, "executing program\n", 18executing program ) = 18 [pid 830] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 830] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 830] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 830] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 830] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 830] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 830] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 831 attached => {parent_tid=[831]}, 88) = 831 [pid 831] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 831] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 831] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 830] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 830] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 831] <... futex resumed>) = 0 [pid 830] <... futex resumed>) = 1 [pid 831] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 830] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 831] <... socketpair resumed>[3, 4]) = 0 [pid 831] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 831] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 830] <... futex resumed>) = 0 [pid 830] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 831] <... futex resumed>) = 0 [pid 830] <... futex resumed>) = 1 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 830] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 831] <... sendmsg resumed>) = 0 [pid 830] <... futex resumed>) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 830] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 831] <... sendmsg resumed>) = 0 [pid 830] <... mmap resumed>) = 0x7efd72b83000 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 830] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 831] <... sendmsg resumed>) = 0 [pid 830] <... mprotect resumed>) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 830] rt_sigprocmask(SIG_BLOCK, ~[], [pid 831] <... sendmsg resumed>) = 0 [pid 830] <... rt_sigprocmask resumed>[], 8) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 830] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0}./strace-static-x86_64: Process 832 attached [pid 831] <... sendmsg resumed>) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 830] <... clone3 resumed> => {parent_tid=[832]}, 88) = 832 [pid 831] <... sendmsg resumed>) = 0 [pid 830] rt_sigprocmask(SIG_SETMASK, [], [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 830] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 831] <... sendmsg resumed>) = 0 [pid 830] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 830] <... futex resumed>) = 0 [pid 831] <... sendmsg resumed>) = 0 [pid 830] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 831] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 831] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 832] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 832] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 832] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 832] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 830] <... futex resumed>) = 0 [pid 832] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 830] exit_group(0 [pid 832] <... futex resumed>) = ? [pid 831] <... futex resumed>) = ? [pid 830] <... exit_group resumed>) = ? [pid 832] +++ exited with 0 +++ [pid 831] +++ exited with 0 +++ [pid 830] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=830, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 833 ./strace-static-x86_64: Process 833 attached [pid 833] set_robust_list(0x5555758c26a0, 24) = 0 [pid 833] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 833] setpgid(0, 0) = 0 [pid 833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 833] write(3, "1000", 4) = 4 [pid 833] close(3) = 0 [pid 833] write(1, "executing program\n", 18executing program ) = 18 [pid 833] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 833] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 833] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 833] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 833] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 833] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 833] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[834]}, 88) = 834 [pid 833] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 833] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 833] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 834 attached [pid 834] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 834] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 834] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 834] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 833] <... futex resumed>) = 0 [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 833] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 833] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 834] <... sendmsg resumed>) = 0 [pid 833] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 833] <... mmap resumed>) = 0x7efd72b83000 [pid 833] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 834] <... sendmsg resumed>) = 0 [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 833] <... mprotect resumed>) = 0 [pid 834] <... sendmsg resumed>) = 0 [pid 833] rt_sigprocmask(SIG_BLOCK, ~[], [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 833] <... rt_sigprocmask resumed>[], 8) = 0 [pid 833] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 834] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 835 attached [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 833] <... clone3 resumed> => {parent_tid=[835]}, 88) = 835 [pid 833] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 833] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 834] <... sendmsg resumed>) = 0 [pid 833] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 835] set_robust_list(0x7efd72ba39a0, 24 [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 835] <... set_robust_list resumed>) = 0 [pid 835] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 835] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 835] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 833] <... futex resumed>) = 0 [pid 835] <... futex resumed>) = 1 [pid 835] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 834] <... sendmsg resumed>) = 0 [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 834] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 834] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 834] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 833] exit_group(0) = ? [pid 835] <... futex resumed>) = ? [pid 834] <... futex resumed>) = ? [pid 835] +++ exited with 0 +++ [pid 834] +++ exited with 0 +++ [pid 833] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=833, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 836 ./strace-static-x86_64: Process 836 attached [pid 836] set_robust_list(0x5555758c26a0, 24) = 0 [pid 836] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 836] setpgid(0, 0) = 0 [pid 836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 836] write(3, "1000", 4) = 4 [pid 836] close(3) = 0 executing program [pid 836] write(1, "executing program\n", 18) = 18 [pid 836] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 836] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 836] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 836] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 836] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 836] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 836] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[837]}, 88) = 837 ./strace-static-x86_64: Process 837 attached [pid 836] rt_sigprocmask(SIG_SETMASK, [], [pid 837] set_robust_list(0x7efd72bc49a0, 24 [pid 836] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 836] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 836] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 837] <... set_robust_list resumed>) = 0 [pid 837] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 837] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 837] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 837] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 836] <... futex resumed>) = 0 [pid 836] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 836] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 836] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 836] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 836] rt_sigprocmask(SIG_BLOCK, ~[], [pid 837] <... futex resumed>) = 0 [pid 836] <... rt_sigprocmask resumed>[], 8) = 0 [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 836] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 837] <... sendmsg resumed>) = 0 [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0./strace-static-x86_64: Process 838 attached [pid 836] <... clone3 resumed> => {parent_tid=[838]}, 88) = 838 [pid 838] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 838] rt_sigprocmask(SIG_SETMASK, [], [pid 836] rt_sigprocmask(SIG_SETMASK, [], [pid 838] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 838] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 836] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 836] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 838] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 836] <... futex resumed>) = 0 [pid 838] <... setsockopt resumed>) = 0 [pid 836] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 838] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 836] <... futex resumed>) = 0 [pid 838] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 837] <... sendmsg resumed>) = 0 [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 837] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 836] exit_group(0 [pid 838] <... futex resumed>) = ? [pid 836] <... exit_group resumed>) = ? [pid 838] +++ exited with 0 +++ [pid 837] +++ exited with 0 +++ [pid 836] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=836, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 839 attached , child_tidptr=0x5555758c2690) = 839 [pid 839] set_robust_list(0x5555758c26a0, 24) = 0 [pid 839] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 839] setpgid(0, 0) = 0 [pid 839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 839] write(3, "1000", 4) = 4 executing program [pid 839] close(3) = 0 [pid 839] write(1, "executing program\n", 18) = 18 [pid 839] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 839] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 839] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 839] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 839] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 839] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 839] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 840 attached => {parent_tid=[840]}, 88) = 840 [pid 840] set_robust_list(0x7efd72bc49a0, 24 [pid 839] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 839] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 839] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 840] <... set_robust_list resumed>) = 0 [pid 840] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 840] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 840] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 839] <... futex resumed>) = 0 [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 839] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] <... sendmsg resumed>) = 0 [pid 839] <... futex resumed>) = 0 [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 839] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] <... sendmsg resumed>) = 0 [pid 839] <... futex resumed>) = 0 [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 839] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 840] <... sendmsg resumed>) = 0 [pid 839] <... mmap resumed>) = 0x7efd72b83000 [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 839] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 840] <... sendmsg resumed>) = 0 [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 839] <... mprotect resumed>) = 0 [pid 840] <... sendmsg resumed>) = 0 [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 839] rt_sigprocmask(SIG_BLOCK, ~[], [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 839] <... rt_sigprocmask resumed>[], 8) = 0 [pid 840] <... sendmsg resumed>) = 0 [pid 839] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0./strace-static-x86_64: Process 841 attached ) = 0 [pid 841] set_robust_list(0x7efd72ba39a0, 24 [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 839] <... clone3 resumed> => {parent_tid=[841]}, 88) = 841 [pid 841] <... set_robust_list resumed>) = 0 [pid 840] <... sendmsg resumed>) = 0 [pid 839] rt_sigprocmask(SIG_SETMASK, [], [pid 841] rt_sigprocmask(SIG_SETMASK, [], [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 839] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 841] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 840] <... sendmsg resumed>) = 0 [pid 839] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000 [pid 841] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 839] <... futex resumed>) = 0 [pid 841] <... setsockopt resumed>) = 0 [pid 840] <... sendmsg resumed>) = 0 [pid 839] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 841] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 839] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 841] <... futex resumed>) = 0 [pid 840] <... sendmsg resumed>) = 0 [pid 841] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 840] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 839] exit_group(0 [pid 841] <... futex resumed>) = ? [pid 839] <... exit_group resumed>) = ? [pid 841] +++ exited with 0 +++ [pid 840] +++ exited with 0 +++ [pid 839] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=839, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 842 ./strace-static-x86_64: Process 842 attached [pid 842] set_robust_list(0x5555758c26a0, 24) = 0 [pid 842] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 842] setpgid(0, 0) = 0 [pid 842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 842] write(3, "1000", 4) = 4 [pid 842] close(3) = 0 [pid 842] write(1, "executing program\n", 18executing program ) = 18 [pid 842] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 842] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 842] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 842] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 842] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 842] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 842] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0} => {parent_tid=[843]}, 88) = 843 ./strace-static-x86_64: Process 843 attached [pid 843] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 843] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 843] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 842] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 842] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 843] <... futex resumed>) = 0 [pid 842] <... futex resumed>) = 1 [pid 843] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 842] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 843] <... socketpair resumed>[3, 4]) = 0 [pid 843] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 842] <... futex resumed>) = 0 [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 842] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000 [pid 843] <... sendmsg resumed>) = 0 [pid 842] <... futex resumed>) = 0 [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 842] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 843] <... sendmsg resumed>) = 0 [pid 842] <... futex resumed>) = 0 [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 842] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 843] <... sendmsg resumed>) = 0 [pid 842] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 842] <... mprotect resumed>) = 0 [pid 843] <... sendmsg resumed>) = 0 [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 842] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 843] <... sendmsg resumed>) = 0 [pid 842] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 842] <... clone3 resumed> => {parent_tid=[844]}, 88) = 844 [pid 842] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 842] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 842] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 844 attached [pid 844] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 844] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 844] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 844] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 842] <... futex resumed>) = 0 [pid 844] <... futex resumed>) = 1 [pid 844] futex(0x7efd72c8d338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 843] <... sendmsg resumed>) = 0 [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 843] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 843] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 843] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 842] exit_group(0) = ? [pid 843] <... futex resumed>) = ? [pid 844] <... futex resumed>) = ? [pid 843] +++ exited with 0 +++ [pid 844] +++ exited with 0 +++ [pid 842] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=842, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555758c2690) = 845 ./strace-static-x86_64: Process 845 attached [pid 845] set_robust_list(0x5555758c26a0, 24) = 0 [pid 845] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 845] setpgid(0, 0) = 0 [pid 845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 845] write(3, "1000", 4) = 4 [pid 845] close(3) = 0 executing program [pid 845] write(1, "executing program\n", 18) = 18 [pid 845] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 845] rt_sigaction(SIGRT_1, {sa_handler=0x7efd72c29320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7efd72c1a9a0}, NULL, 8) = 0 [pid 845] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 845] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72ba4000 [pid 845] mprotect(0x7efd72ba5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 845] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 845] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72bc4990, parent_tid=0x7efd72bc4990, exit_signal=0, stack=0x7efd72ba4000, stack_size=0x20300, tls=0x7efd72bc46c0}./strace-static-x86_64: Process 846 attached => {parent_tid=[846]}, 88) = 846 [pid 845] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 845] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 845] futex(0x7efd72c8d32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 846] set_robust_list(0x7efd72bc49a0, 24) = 0 [pid 846] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 846] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 846] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 846] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 845] <... futex resumed>) = 0 [pid 845] futex(0x7efd72c8d328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 845] futex(0x7efd72c8d33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 845] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7efd72b83000 [pid 845] mprotect(0x7efd72b84000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 845] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 845] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7efd72ba3990, parent_tid=0x7efd72ba3990, exit_signal=0, stack=0x7efd72b83000, stack_size=0x20300, tls=0x7efd72ba36c0} [pid 846] <... futex resumed>) = 0 ./strace-static-x86_64: Process 847 attached [pid 845] <... clone3 resumed> => {parent_tid=[847]}, 88) = 847 [pid 845] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 845] futex(0x7efd72c8d338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 845] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 847] set_robust_list(0x7efd72ba39a0, 24) = 0 [pid 847] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 847] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 1 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 846] futex(0x7efd72c8d32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 846] futex(0x7efd72c8d328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 845] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 845] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 845] futex(0x7efd72c8d33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 845] exit_group(0) = ? [pid 846] <... futex resumed>) = ? [pid 846] +++ exited with 0 +++ [pid 485] kill(-845, SIGKILL) = 0 [pid 485] kill(845, SIGKILL) = 0 [pid 485] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 485] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 485] getdents64(3, 0x5555758c3730 /* 2 entries */, 32768) = 48 [pid 485] getdents64(3, 0x5555758c3730 /* 0 entries */, 32768) = 0 [pid 485] close(3) = 0 [ 314.762578][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 314.769023][ C1] rcu: 1-....: (1 GPs behind) idle=cc14/1/0x4000000000000000 softirq=3306/3309 fqs=4996 [ 314.778670][ C1] (t=10000 jiffies g=2817 q=2195 ncpus=2) [ 314.784291][ C1] CPU: 1 PID: 847 Comm: syz-executor476 Not tainted 6.1.129-syzkaller-00002-g777d8313618b #0 [ 314.794262][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 314.804164][ C1] RIP: 0010:bcmp+0x6/0x200 [ 314.808422][ C1] Code: fc ff df eb bc 45 31 ed 44 89 e8 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 57 <41> 56 41 55 41 54 53 48 83 ec 10 49 89 d6 49 89 f7 49 89 fc 48 ba [ 314.827853][ C1] RSP: 0018:ffffc900019a6868 EFLAGS: 00000282 [ 314.833752][ C1] RAX: 0000000000000368 RBX: dffffc0000000000 RCX: ffff88811df06540 [ 314.841561][ C1] RDX: 0000000000000004 RSI: ffffc900019a68e0 RDI: ffff888125e28868 [ 314.849374][ C1] RBP: ffffc900019a6870 R08: ffffffff84fe1494 R09: 0000000000000003 [ 314.857184][ C1] R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff888125e28868 [ 314.864997][ C1] R13: 0000000000000004 R14: ffff888125e288f0 R15: 1ffff11021ce3a1b [ 314.872828][ C1] FS: 00007efd72ba36c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 314.881577][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 314.888002][ C1] CR2: 0000200000000000 CR3: 000000011493e000 CR4: 00000000003506a0 [ 314.895933][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 314.903774][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 314.911548][ C1] Call Trace: [ 314.914677][ C1] [ 314.917364][ C1] ? show_regs+0x58/0x60 [ 314.921443][ C1] ? dump_cpu_task+0x3c/0x70 [ 314.925869][ C1] ? rcu_dump_cpu_stacks+0x1db/0x370 [ 314.930991][ C1] ? print_cpu_stall+0x2f8/0x590 [ 314.935763][ C1] ? rcu_sched_clock_irq+0x9b5/0x1350 [ 314.940969][ C1] ? rcu_boost_kthread_setaffinity+0x590/0x590 [ 314.946958][ C1] ? hrtimer_run_queues+0x15f/0x440 [ 314.951997][ C1] ? update_wall_time+0x25/0x30 [ 314.956679][ C1] ? update_process_times+0x149/0x1b0 [ 314.961889][ C1] ? tick_sched_timer+0x188/0x240 [ 314.966745][ C1] ? tick_setup_sched_timer+0x490/0x490 [ 314.972128][ C1] ? __hrtimer_run_queues+0x41a/0xad0 [ 314.977356][ C1] ? hrtimer_interrupt+0xaa0/0xaa0 [ 314.982282][ C1] ? clockevents_program_event+0x22f/0x300 [ 314.987923][ C1] ? ktime_get_update_offsets_now+0x2ba/0x2d0 [ 314.993825][ C1] ? hrtimer_interrupt+0x40c/0xaa0 [ 314.998777][ C1] ? __sysvec_apic_timer_interrupt+0xfb/0x3f0 [ 315.004676][ C1] ? sysvec_apic_timer_interrupt+0xa4/0xc0 [ 315.010318][ C1] [ 315.013101][ C1] [ 315.015974][ C1] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 315.021964][ C1] ? tipc_sk_lookup+0x2c4/0x660 [ 315.026657][ C1] ? bcmp+0x6/0x200 [ 315.030293][ C1] tipc_sk_lookup+0x316/0x660 [ 315.034811][ C1] ? tipc_sk_rcv+0x1c40/0x1c40 [ 315.039415][ C1] tipc_sk_rcv+0x45c/0x1c40 [ 315.043749][ C1] ? __stack_depot_save+0x419/0x480 [ 315.048783][ C1] ? kasan_save_free_info+0x2b/0x40 [ 315.053815][ C1] ? ____kasan_slab_free+0x131/0x180 [ 315.058936][ C1] ? __kasan_slab_free+0x11/0x20 [ 315.063709][ C1] ? kmem_cache_free+0x291/0x560 [ 315.068486][ C1] ? tipc_node_xmit+0x34e/0xe40 [ 315.073169][ C1] ? tipc_node_distr_xmit+0x36a/0x4d0 [ 315.078379][ C1] ? __release_sock+0x145/0x410 [ 315.083064][ C1] ? __skb_queue_purge+0x180/0x180 [ 315.088010][ C1] ? __sys_setsockopt+0x423/0x8b0 [ 315.092869][ C1] ? __x64_sys_setsockopt+0xbf/0xd0 [ 315.097904][ C1] ? x64_sys_call+0x1a2/0x9a0 [ 315.102418][ C1] ? do_syscall_64+0x3b/0xb0 [ 315.106842][ C1] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 315.112751][ C1] tipc_node_xmit+0x34e/0xe40 [ 315.117260][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 315.122640][ C1] ? kfree_skbmem+0x104/0x170 [ 315.127153][ C1] ? ____kasan_slab_free+0x13c/0x180 [ 315.132274][ C1] ? __kasan_slab_free+0x11/0x20 [ 315.137051][ C1] tipc_node_distr_xmit+0x36a/0x4d0 [ 315.142083][ C1] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 315.147113][ C1] ? tipc_msg_reverse+0x6f0/0x990 [ 315.151976][ C1] tipc_sk_rcv+0x1306/0x1c40 [ 315.156411][ C1] ? __skb_queue_purge+0x180/0x180 [ 315.161352][ C1] tipc_node_xmit+0x34e/0xe40 [ 315.165864][ C1] ? stack_trace_save+0x1c0/0x1c0 [ 315.170724][ C1] ? kernel_text_address+0xa9/0xe0 [ 315.175671][ C1] ? __kernel_text_address+0xd/0x40 [ 315.180707][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 315.186084][ C1] ? arch_stack_walk+0xf3/0x140 [ 315.190773][ C1] tipc_sk_filter_rcv+0x194e/0x3390 [ 315.195901][ C1] ? tipc_sk_publish+0x4b0/0x4b0 [ 315.200665][ C1] ? __kasan_check_write+0x14/0x20 [ 315.205611][ C1] ? _raw_spin_lock_bh+0xa4/0x1b0 [ 315.210564][ C1] tipc_sk_rcv+0x815/0x1c40 [ 315.214906][ C1] ? __skb_queue_purge+0x180/0x180 [ 315.219848][ C1] ? trace_tipc_sk_rej_msg+0x25/0x180 [ 315.225055][ C1] ? tipc_sk_filter_rcv+0x30d5/0x3390 [ 315.230265][ C1] tipc_node_xmit+0x34e/0xe40 [ 315.234776][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 315.240158][ C1] tipc_node_distr_xmit+0x36a/0x4d0 [ 315.245190][ C1] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 315.250227][ C1] tipc_sk_backlog_rcv+0x18b/0x210 [ 315.255174][ C1] ? tipc_sk_timeout+0xab0/0xab0 [ 315.259946][ C1] __release_sock+0x145/0x410 [ 315.264476][ C1] sockopt_release_sock+0x9a/0x1f0 [ 315.269449][ C1] sk_setsockopt+0x1672/0x31e0 [ 315.274006][ C1] ? sockopt_capable+0x60/0x60 [ 315.278604][ C1] ? selinux_socket_setsockopt+0x260/0x360 [ 315.284247][ C1] ? __kasan_check_write+0x14/0x20 [ 315.289196][ C1] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 315.294140][ C1] ? __fget_files+0x2cb/0x330 [ 315.298654][ C1] sock_setsockopt+0x59/0x70 [ 315.303106][ C1] __sys_setsockopt+0x423/0x8b0 [ 315.307770][ C1] ? __ia32_sys_recv+0xb0/0xb0 [ 315.312377][ C1] ? fpregs_restore_userregs+0x130/0x290 [ 315.317837][ C1] __x64_sys_setsockopt+0xbf/0xd0 [ 315.322795][ C1] x64_sys_call+0x1a2/0x9a0 [ 315.327121][ C1] do_syscall_64+0x3b/0xb0 [ 315.331378][ C1] ? clear_bhb_loop+0x55/0xb0 [ 315.335886][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 315.341618][ C1] RIP: 0033:0x7efd72c033e9 [ 315.345869][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 315.365312][ C1] RSP: 002b:00007efd72ba3218 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 315.373554][ C1] RAX: ffffffffffffffda RBX: 00007efd72ba36c0 RCX: 00007efd72c033e9 [ 315.381371][ C1] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 315.389176][ C1] RBP: 00007efd72c8d338 R08: 0000000000000004 R09: 0000000000000000 [ 315.396987][ C1] R10: 0000200000000540 R11: 0000000000000246 R12: 0000200000000500 [ 315.404839][ C1] R13: 00007efd72c8d330 R14: 00007efd72c8d33c R15: 0000200000000004 [ 315.412616][ C1] [ 350.469789][ T28] audit: type=1400 audit(1744439052.279:70): avc: denied { remove_name } for pid=84 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 350.492022][ T28] audit: type=1400 audit(1744439052.279:71): avc: denied { rename } for pid=84 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 463.133584][ C1] watchdog: BUG: soft lockup - CPU#1 stuck for 246s! [syz-executor476:847] [ 463.142015][ C1] Modules linked in: [ 463.145742][ C1] CPU: 1 PID: 847 Comm: syz-executor476 Not tainted 6.1.129-syzkaller-00002-g777d8313618b #0 [ 463.155724][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 463.165626][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x36/0x60 [ 463.171608][ C1] Code: 80 d5 8c 7e 65 8b 15 81 d5 8c 7e 81 e2 00 01 ff 00 74 11 81 fa 00 01 00 00 75 35 83 b9 6c 0b 00 00 00 74 2c 8b 91 48 0b 00 00 <83> fa 02 75 21 48 8b 91 50 0b 00 00 48 8b 32 48 8d 7e 01 8b 89 4c [ 463.191401][ C1] RSP: 0018:ffffc900019a6950 EFLAGS: 00000246 [ 463.197300][ C1] RAX: ffffffff84fe0c01 RBX: 0000000000000000 RCX: ffff88811df06540 [ 463.205113][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 463.212919][ C1] RBP: ffffc900019a6950 R08: ffffffff84fdfa1e R09: ffffed1024bc50b4 [ 463.220738][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 463.228544][ C1] R13: ffff888125e28500 R14: 000000004d9c4d9c R15: ffffc900019a6da0 [ 463.236358][ C1] FS: 00007efd72ba36c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 463.245119][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 463.251541][ C1] CR2: 0000200000000000 CR3: 000000011493e000 CR4: 00000000003506a0 [ 463.259359][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 463.267166][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 463.274974][ C1] Call Trace: [ 463.278105][ C1] [ 463.280796][ C1] ? show_regs+0x58/0x60 [ 463.284876][ C1] ? watchdog_timer_fn+0x4b1/0x5f0 [ 463.289818][ C1] ? proc_watchdog_cpumask+0xf0/0xf0 [ 463.294940][ C1] ? __hrtimer_run_queues+0x41a/0xad0 [ 463.300149][ C1] ? hrtimer_interrupt+0xaa0/0xaa0 [ 463.305092][ C1] ? clockevents_program_event+0x22f/0x300 [ 463.310754][ C1] ? ktime_get_update_offsets_now+0x2ba/0x2d0 [ 463.316640][ C1] ? hrtimer_interrupt+0x40c/0xaa0 [ 463.321587][ C1] ? __sysvec_apic_timer_interrupt+0xfb/0x3f0 [ 463.327486][ C1] ? sysvec_apic_timer_interrupt+0xa4/0xc0 [ 463.333127][ C1] [ 463.335906][ C1] [ 463.338702][ C1] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 463.344671][ C1] ? tipc_sk_rcv+0x48e/0x1c40 [ 463.349182][ C1] ? tipc_sk_rcv+0x1671/0x1c40 [ 463.353786][ C1] ? __sanitizer_cov_trace_pc+0x36/0x60 [ 463.359163][ C1] tipc_sk_rcv+0x1671/0x1c40 [ 463.363593][ C1] ? __stack_depot_save+0x419/0x480 [ 463.368628][ C1] ? kasan_save_free_info+0x2b/0x40 [ 463.373656][ C1] ? ____kasan_slab_free+0x131/0x180 [ 463.378796][ C1] ? __kasan_slab_free+0x11/0x20 [ 463.383556][ C1] ? kmem_cache_free+0x291/0x560 [ 463.388329][ C1] ? tipc_node_xmit+0x34e/0xe40 [ 463.393011][ C1] ? tipc_node_distr_xmit+0x36a/0x4d0 [ 463.398221][ C1] ? __release_sock+0x145/0x410 [ 463.402906][ C1] ? __skb_queue_purge+0x180/0x180 [ 463.407905][ C1] ? __sys_setsockopt+0x423/0x8b0 [ 463.412717][ C1] ? __x64_sys_setsockopt+0xbf/0xd0 [ 463.417759][ C1] ? x64_sys_call+0x1a2/0x9a0 [ 463.422271][ C1] ? do_syscall_64+0x3b/0xb0 [ 463.426687][ C1] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 463.432596][ C1] tipc_node_xmit+0x34e/0xe40 [ 463.437106][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 463.442487][ C1] ? kfree_skbmem+0x104/0x170 [ 463.446998][ C1] ? ____kasan_slab_free+0x13c/0x180 [ 463.452117][ C1] ? __kasan_slab_free+0x11/0x20 [ 463.456893][ C1] tipc_node_distr_xmit+0x36a/0x4d0 [ 463.461926][ C1] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 463.466960][ C1] ? tipc_msg_reverse+0x6f0/0x990 [ 463.471823][ C1] tipc_sk_rcv+0x1306/0x1c40 [ 463.476253][ C1] ? __skb_queue_purge+0x180/0x180 [ 463.481201][ C1] tipc_node_xmit+0x34e/0xe40 [ 463.485708][ C1] ? stack_trace_save+0x1c0/0x1c0 [ 463.490567][ C1] ? kernel_text_address+0xa9/0xe0 [ 463.495513][ C1] ? __kernel_text_address+0xd/0x40 [ 463.500547][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 463.505927][ C1] ? arch_stack_walk+0xf3/0x140 [ 463.510617][ C1] tipc_sk_filter_rcv+0x194e/0x3390 [ 463.515662][ C1] ? tipc_sk_publish+0x4b0/0x4b0 [ 463.520425][ C1] ? __kasan_check_write+0x14/0x20 [ 463.525367][ C1] ? _raw_spin_lock_bh+0xa4/0x1b0 [ 463.530230][ C1] tipc_sk_rcv+0x815/0x1c40 [ 463.534574][ C1] ? __skb_queue_purge+0x180/0x180 [ 463.539527][ C1] ? trace_tipc_sk_rej_msg+0x25/0x180 [ 463.544729][ C1] ? tipc_sk_filter_rcv+0x30d5/0x3390 [ 463.549934][ C1] tipc_node_xmit+0x34e/0xe40 [ 463.554447][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 463.559831][ C1] tipc_node_distr_xmit+0x36a/0x4d0 [ 463.564865][ C1] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 463.569896][ C1] tipc_sk_backlog_rcv+0x18b/0x210 [ 463.574843][ C1] ? tipc_sk_timeout+0xab0/0xab0 [ 463.579618][ C1] __release_sock+0x145/0x410 [ 463.584128][ C1] sockopt_release_sock+0x9a/0x1f0 [ 463.589078][ C1] sk_setsockopt+0x1672/0x31e0 [ 463.593677][ C1] ? sockopt_capable+0x60/0x60 [ 463.598274][ C1] ? selinux_socket_setsockopt+0x260/0x360 [ 463.604131][ C1] ? __kasan_check_write+0x14/0x20 [ 463.609072][ C1] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 463.614020][ C1] ? __fget_files+0x2cb/0x330 [ 463.618529][ C1] sock_setsockopt+0x59/0x70 [ 463.622959][ C1] __sys_setsockopt+0x423/0x8b0 [ 463.627642][ C1] ? __ia32_sys_recv+0xb0/0xb0 [ 463.632244][ C1] ? fpregs_restore_userregs+0x130/0x290 [ 463.637709][ C1] __x64_sys_setsockopt+0xbf/0xd0 [ 463.642571][ C1] x64_sys_call+0x1a2/0x9a0 [ 463.646909][ C1] do_syscall_64+0x3b/0xb0 [ 463.651163][ C1] ? clear_bhb_loop+0x55/0xb0 [ 463.655677][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 463.661404][ C1] RIP: 0033:0x7efd72c033e9 [ 463.665657][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 463.685098][ C1] RSP: 002b:00007efd72ba3218 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 463.693343][ C1] RAX: ffffffffffffffda RBX: 00007efd72ba36c0 RCX: 00007efd72c033e9 [ 463.701156][ C1] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 463.708963][ C1] RBP: 00007efd72c8d338 R08: 0000000000000004 R09: 0000000000000000 [ 463.716777][ C1] R10: 0000200000000540 R11: 0000000000000246 R12: 0000200000000500 [ 463.724586][ C1] R13: 00007efd72c8d330 R14: 00007efd72c8d33c R15: 0000200000000004 [ 463.732404][ C1]